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BYK has an established history of innovation such as being the first additive manufacturer to begin using Controlled Polymerization Technology (CPT), launching the first rheology-modified wax emulsion, and being one of the first companies to use nanotechnology for improving Coatings properties. BYK invests approximately 7.5% of its earnings in R&D—three times more than the industry average.
429 Results
BYK-1791 BYK BYK-1791 is an aromatic-free, polymer-based defoamer (silicone-free) for radiation-curing systems (wood and industrial coatings, printing inks and adhesives) that has a spontaneous defoaming effect as well as high transparency and low cratering tendency. Request Sample
BYK®-1794 BYK BYK-1794 is an emission-free and silicone-free polymeric defoamer for solvent-borne, solvent-free, and UV systems. The additive is particularly recommended for high-solids and solvent-free systems on the basis of epoxy, PUR, polyaspartics, and UV systems....view more BYK-1794 is an emission-free and silicone-free polymeric defoamer for solvent-borne, solvent-free, and UV systems. The additive is particularly recommended for high-solids and solvent-free systems on the basis of epoxy, PUR, polyaspartics, and UV systems. It is suitable for pigmented and non-pigmented systems, has no effect on surface properties or transparency, and is effective during production and further processing. The additive consists of 100% solids and is solvent-free. BYK-1794 is used in thick layer systems, such as coatings for flooring. BYK-1794 offers excellent compatibility with solvent-free coatings for ballast tanks, tank interiors, etc. It is also highly effective in 100% polyurethane and polyaspartic acid ester systems for pipeline and concrete coatings as well as other solvent-free coating systems for a high degree of corrosion protection. In typical solvent-borne coil coating systems (e.g. polyester melamine or PUR systems), BYK-1794 is very compatible and produces good, spontaneous defoaming effects. Excellent results can be achieved in UV systems for wood and furniture coatings. view less Request Sample
BYK®-300 BYK BYK®-300 is a solution of a polyether modified polydimethylsiloxane. This product is a standard surface additive in the coatings industry for all solvent-borne systems. Request Sample
BYK®-302 BYK BYK®-302 is a polyether modified polydimethylsiloxane. This product is a solvent-free version of BYK-300. This product is especially used in systems in which solvent-free additives are requested or where a requirement for a special solvent exists. Request Sample
BYK®-306 BYK BYK®-306 is a solution of a polyether modified polydimethylsiloxane. This product is a highly effective silicone additive for the wetting of critical substrates. It improves dust and spray dust acceptance. BYK-306 reduces air draft sensitivity in wood and...view more BYK®-306 is a solution of a polyether modified polydimethylsiloxane. This product is a highly effective silicone additive for the wetting of critical substrates. It improves dust and spray dust acceptance. BYK-306 reduces air draft sensitivity in wood and furniture coatings. It also improves flatting agent orientation. view less Request Sample
BYK®-307 BYK BYK®-307 is a polyether modified polydimethylsiloxane. This product has features similar to BYK-306. Due to the fact that it is solvent-free, it is preferred in systems where solvent-free additives are requested or where a requirement for a special solven...view more BYK®-307 is a polyether modified polydimethylsiloxane. This product has features similar to BYK-306. Due to the fact that it is solvent-free, it is preferred in systems where solvent-free additives are requested or where a requirement for a special solvent exists. view less Request Sample
BYK®-310 BYK BYK®-310 is a solution of a polyester modified polydimethylsiloxane. This product is a heat resistant silicone additive, i.e., in contrast to conventional (polyether modified) silicones, it shows no thermal decomposition at temperatures between 150°C/302°...view more BYK®-310 is a solution of a polyester modified polydimethylsiloxane. This product is a heat resistant silicone additive, i.e., in contrast to conventional (polyether modified) silicones, it shows no thermal decomposition at temperatures between 150°C/302°F and 230°C/446°F. Thus, upon the recoating baking systems, no loss in adhesion and no surface defects occur. (Note: The aforementioned defects can be caused by the decomposition products of conventional silicones at temperatures above 150°C/302°F.) The effective substance of BYK-310 is listed in title 21 CFR (food and drugs) § 175.300, Indirect Food Additives, Adhesives and Components of Coatings. The usage level may not exceed 0,1% (delivery form based on total formulation) and the film thickness may not exceed 12 µm. view less Request Sample
BYK®-313 BYK BYK®-313 is a solution of a polyester-modified polydimethylsiloxane. is a strong, highly compatible silicone for solvent-borne and baking coating systems with the following properties: strong reduction of surface tension, very good anti-cratering properti...view more BYK®-313 is a solution of a polyester-modified polydimethylsiloxane. is a strong, highly compatible silicone for solvent-borne and baking coating systems with the following properties: strong reduction of surface tension, very good anti-cratering properties, improves substrate wetting, improves flow and leveling of solvent-borne systems, very effective at low film thickness, increases gloss, strong increase of surface slip, FDA § 175.300 compliant, BYK-313 is a heat-resistant silicone due to the polyester modification, in baking systems, no loss in adhesion and no surface defects occur, no thermal decomposition at temperatures between 150°C and 230°C like polyether-modified silicones do, HAPS and aromatic-free. view less Request Sample
BYK-315 N BYK BYK-315 N is a silicone-containing surface additive for solvent-borne coating systems, in particular automotive coatings. Slight reduction in the surface tension and slight increase in surface slip. No blushing after water immersion test. Request Sample
BYK®-320 BYK BYK®-320 is a solution of a polyether modified polymethylalkylsiloxane. This product is a silicone leveling additive with defoaming properties. It is particularly suitable for non-polar to medium-polar paint systems. Its defoaming activity rises with incr...view more BYK®-320 is a solution of a polyether modified polymethylalkylsiloxane. This product is a silicone leveling additive with defoaming properties. It is particularly suitable for non-polar to medium-polar paint systems. Its defoaming activity rises with increasing coating polarity. In automotive and industrial coatings, BYK-320 will not exhibit problems with ghosting or telegraphing. To avoid these effects BYK-320 should be added to the paint which has to be recoated. view less Request Sample
BYK®-322 BYK BYK®-322 is aralkyl modified polymethylalkylsiloxane. This product is a silicone additive which is thermally stable at baking temperatures up to 250°C. Causing only a slight surface tension reduction, it does not normally stabilize foam and can even impa...view more BYK®-322 is aralkyl modified polymethylalkylsiloxane. This product is a silicone additive which is thermally stable at baking temperatures up to 250°C. Causing only a slight surface tension reduction, it does not normally stabilize foam and can even impart a defoaming action. Coatings containing BYK-322 can normally be recoated without any loss of adhesion. view less Request Sample
BYK®-323 BYK BYK®-323 is an aralkyl modified polymethylalkylsiloxane. This product acts in a defoaming fashion (i.e., no or only slight foam stabilization), depending on the polarity of the paint system. It is heat resistant up to 250°C and does not decrease intercoat...view more BYK®-323 is an aralkyl modified polymethylalkylsiloxane. This product acts in a defoaming fashion (i.e., no or only slight foam stabilization), depending on the polarity of the paint system. It is heat resistant up to 250°C and does not decrease intercoat adhesion when overcoated. In wood and furniture coatings, BYK-323 is used to orient the flatting agent in flat topcoats and in multi-coat systems. Even in difficult to flat high-solids polyurethane, acid curing and unsaturated polyester coatings, the use of BYK-323 does not lead to shining up. In addition, optimal orientation of the flatting agent is achieved. In flow coat systems, BYK-323 provides a stable curtain. In industrial coatings, BYK-323 supports the orientation of flatting agents and aluminium flakes in metallics. view less Request Sample
BYK-325 N BYK BYK-325 N is a solution of a polyether modified polymethylalkylsiloxane. This product prevents ghosting (wipe-marks) if recoated with the same paint. It typically does not cause rewetting problems and does not influence recoatability. These additives prov...view more BYK-325 N is a solution of a polyether modified polymethylalkylsiloxane. This product prevents ghosting (wipe-marks) if recoated with the same paint. It typically does not cause rewetting problems and does not influence recoatability. These additives provide a slight reduction of surface tension of paint systems. Therefore, they improve flow and leveling as well as display partial defoaming properties. Additionally, they prevent Bénard cell formation. view less Request Sample
BYK-326 BYK BYK-326 is a silicone-containing surface additive for solvent-borne, aqueous, and 100 % coatings with a slight reduction in surface tension and a slight increase in surface slip. Particularly suitable for good leveling. Request Sample
BYK®-330 BYK BYK®-330 is a solution of a polyether modified polydimethylsiloxane. It is a standard surface additive in the coatings industry for all solvent-borne systems. These additives provide a medium reduction of the surface tension of paint systems.They increase...view more BYK®-330 is a solution of a polyether modified polydimethylsiloxane. It is a standard surface additive in the coatings industry for all solvent-borne systems. These additives provide a medium reduction of the surface tension of paint systems.They increase surface slip as well as improve leveling and gloss. Silicone additives prevent formation of Bénard cells. These additives also improve substrate wetting and give anti-blocking properties. view less Request Sample
BYK®-331 BYK BYK®-331 is a polyether modified polydimethylsiloxane. This product is used in all solvent-borne, solvent-free and aqueous coatings. In two-component polyurethane systems, it can also be added to the isocyanate hardener. Request Sample
BYK-332 BYK BYK-332 is a silicone surface additive for solvent-borne, solvent-free, and aqueous systems with a medium reduction of surface tension. Request Sample
BYK®-333 BYK BYK®-333 is a polyether modified polydimethylsiloxane. This product strongly increases surface slip and considerably improves substrate wetting. It can be used universally in all coatings systems. In aqueous systems, it increases anti-blocking properties....view more BYK®-333 is a polyether modified polydimethylsiloxane. This product strongly increases surface slip and considerably improves substrate wetting. It can be used universally in all coatings systems. In aqueous systems, it increases anti-blocking properties. BYK-333 displays excellent compatibility and can be used as an anti-cratering additive. view less Request Sample
BYK-3400 BYK BYK-3400 is a silicone-containing substrate wetting additive for aqueous coatings, adhesives and maintenance products to reduce the surface tension. It offers good substrate wetting, no increase in the surface slip. Request Sample
BYK-3410 BYK BYK-3410 is a silicone-free surface additive for aqueous coatings, printing inks as well as adhesives and sealants to improve substrate wetting. Request Sample
BYK-342 BYK BYK-342 is a silicone-containing surface additive for solvent-borne, solvent-free and aqueous coating systems with a strong reduction in the surface tension. Excellent substrate wetting, prevents cratering and increases surface slip. Request Sample
BYK®-345 BYK BYK®-345 is a polyether modified siloxane. It is the solvent-free version of BYK-346. These additives improve substrate wetting due to strong reduction of surface tension; they also improve flow and leveling. They cause no or only slight foam stabilizatio...view more BYK®-345 is a polyether modified siloxane. It is the solvent-free version of BYK-346. These additives improve substrate wetting due to strong reduction of surface tension; they also improve flow and leveling. They cause no or only slight foam stabilization and they do not impair recoatability. view less Request Sample
BYK-3455 BYK BYK-3455 is a fluorine-free Silicone Additive to Improve Substrate Wetting and Leveling in Aqueous Systems and Solvent-free UV Coatings. Request Sample
BYK®-346 BYK BYK®-346 is a solution of a polyether modified siloxane. This product is the standard additive to improve substrate wetting in aqueous systems. It should normally be added to the finished paint. If necessary, however, it can be added at any stage of the p...view more BYK®-346 is a solution of a polyether modified siloxane. This product is the standard additive to improve substrate wetting in aqueous systems. It should normally be added to the finished paint. If necessary, however, it can be added at any stage of the production process. view less Request Sample
BYK®-347 BYK BYK®-347 is a polyether modified siloxane. This product exhibits only minor activity at the interface paint/air due to its chemical structure. The advantage is a further improvement of recoatability. For better overspray acceptance a combination with BYK-...view more BYK®-347 is a polyether modified siloxane. This product exhibits only minor activity at the interface paint/air due to its chemical structure. The advantage is a further improvement of recoatability. For better overspray acceptance a combination with BYK-345 is recommended. view less Request Sample
BYK®-348 BYK BYK®-348 is a polyether modified siloxane. This product is especially suitable for solvent-free aqueous formulations (zero-VOC-systems). These additives should normally be added to the finished paint. If necessary, however, they can be added at any stage ...view more BYK®-348 is a polyether modified siloxane. This product is especially suitable for solvent-free aqueous formulations (zero-VOC-systems). These additives should normally be added to the finished paint. If necessary, however, they can be added at any stage of the production process. view less Request Sample
BYK®-3480 BYK BYK®-3480 is a 100% silicone surfactant for aqueous systems to improve substrate wetting by means of a strongly reduced surface tension in the liquid coating. Excellent defoaming properties and anti-cratering effect combined with good leveling properties;...view more BYK®-3480 is a 100% silicone surfactant for aqueous systems to improve substrate wetting by means of a strongly reduced surface tension in the liquid coating. Excellent defoaming properties and anti-cratering effect combined with good leveling properties; particularly suitable for pigmented systems. view less Request Sample
BYK®-3481 BYK BYK®-3481 is a 100% silicone surfactant for aqueous systems to improve substrate wetting by means of a strongly reduced surface tension in the liquid coating. Excellent defoaming properties and anti-cratering effect combined with good leveling properties,...view more BYK®-3481 is a 100% silicone surfactant for aqueous systems to improve substrate wetting by means of a strongly reduced surface tension in the liquid coating. Excellent defoaming properties and anti-cratering effect combined with good leveling properties, particularly suitable for clearcoats. view less Request Sample
BYK®-349 BYK BYK®-349 is a silicone surfactant used to improve substrate wetting in aqueous systems. It is composed of polyether modified siloxane. This product provides various water-borne coatings with highly effective spreading, wetting and leveling. It is suitable...view more BYK®-349 is a silicone surfactant used to improve substrate wetting in aqueous systems. It is composed of polyether modified siloxane. This product provides various water-borne coatings with highly effective spreading, wetting and leveling. It is suitable for water-borne systems based on: styrene acrylic, pure acrylic and acrylic/PU combinations, crosslinkable polyurethanes and baking systems. view less Request Sample
BYK-3499 BYK BYK-3499 is a leveling additive for care products and polishes. It increases spreading in formulations based on ionically stabilized acrylates, thereby improving leveling. In addition, the removability of the polymer film with alkaline cleaners is improve...view more BYK-3499 is a leveling additive for care products and polishes. It increases spreading in formulations based on ionically stabilized acrylates, thereby improving leveling. In addition, the removability of the polymer film with alkaline cleaners is improved. view less Request Sample
BYK®-350 BYK BYK®-350 is an acrylic leveling additive for solvent-borne and solvent-free systems. This polyacrylate shows a wide compatibility with many binder systems and works best in medium polar systems.The additive is especially suitable in baking systems, but it...view more BYK®-350 is an acrylic leveling additive for solvent-borne and solvent-free systems. This polyacrylate shows a wide compatibility with many binder systems and works best in medium polar systems.The additive is especially suitable in baking systems, but it can also be used in 2 pack polyester, acrylate or epoxy systems. In UV-Systems, BYK-350 will give a good defoaming effect beside improvement of leveling. BYK-350 is used in Industrial Coatings, Automotive OEM, Coil Coating and Can Coating systems for improvement of leveling and increase of gloss. view less Request Sample
BYK-352 BYK BYK-352 is a polyacrylate-based surface additive for solvent-borne and solvent-free systems. Standard leveling additive with air release properties. Request Sample
BYK®-354 BYK BYK®-354 is a solution of a polyacrylate. These additives improve leveling and gloss. They produce a long wave effect and avoid cratering in the system. These acrylate additives do not negatively influence recoatability or intercoat adhesion. Surface tens...view more BYK®-354 is a solution of a polyacrylate. These additives improve leveling and gloss. They produce a long wave effect and avoid cratering in the system. These acrylate additives do not negatively influence recoatability or intercoat adhesion. Surface tension is only slightly reduced. These additives are thermally stable. Due to its high molecular weight and its unpolar structure, BYK-354 has both leveling and air release properties. view less Request Sample
BYK-3540 BYK BYK-3540 is a silicone- and APEO-free leveling additive for automotive and industrial coatings, especially ED coatings, used to avoid surface defects with a simultaneous defoaming effect. Request Sample
BYK®-355 BYK BYK®-355 is a solution of a polyacrylate. This product is mainly used as a leveling additive in industrial coatings, OEM and automotive refinish formulations, as well as in coil coatings. Request Sample
BYK®-3550 BYK BYK®-3550 is a patented technology of a surface-active additive based on a silicone acrylate copolymer. It leads to a strong reduction of the surface tension of the paint system. Therefore, it improves the substrate wetting and prevents cratering. Dependi...view more BYK®-3550 is a patented technology of a surface-active additive based on a silicone acrylate copolymer. It leads to a strong reduction of the surface tension of the paint system. Therefore, it improves the substrate wetting and prevents cratering. Depending on the polarity of the system, BYK®-3550 shows different properties. In polar systems the additive shows an excellent compatibility in the coating, which leads to a homogeneous distribution in the film. view less Request Sample
BYK®-356 BYK BYK®-356 is an acrylic leveling additive for solvent-borne and solvent-free systems. This polyacrylate is the solvent-free version of BYK-355. Request Sample
BYK®-356 For Powder BYK BYK®-356 For Powder anti-crater and leveling additive for the formulation of resin masterbatches for powder coatings. It is a polyacrylate that is the solvent-free version of BYK-355. Request Sample
BYK-3560 BYK BYK-3560 is a silicone-free and fluorine-free surface additive for increasing the surface energy in aqueous, solvent-borne, UV-curable, and high-solid systems. It increases the surface energy of cured coatings overall, especially the polarity. This enable...view more BYK-3560 is a silicone-free and fluorine-free surface additive for increasing the surface energy in aqueous, solvent-borne, UV-curable, and high-solid systems. It increases the surface energy of cured coatings overall, especially the polarity. This enables the improved adhesion of subsequent layers such as paint, laminating foils, adhesives, and printing inks. The cured coating is also wetted more effectively, producing an excellent leveling of the subsequent coating. In addition, BYK-3560 also improves the leveling of the system in which it is being used. view less Request Sample
BYK-3568 BYK BYK-3568 is a surface-active additive to improve leveling and increase the surface energy of solvent-borne, 100 %, and UV systems, with a medium reduction in surface tension and a medium increase in surface slip. Request Sample
BYK®-358 N BYK BYK®-358 N is a solution of a polyacrylate that can be used as an anti-cratering and leveling additive in all solvent-borne coatings. It increases gloss and gives the coatings a long wave effect. It only causes a minor reduction in surface tension and doe...view more BYK®-358 N is a solution of a polyacrylate that can be used as an anti-cratering and leveling additive in all solvent-borne coatings. It increases gloss and gives the coatings a long wave effect. It only causes a minor reduction in surface tension and does not negatively influence the recoatability and intercoat adhesion. This product is suited for high quality pigmented and non-pigmented industrial coatings. BYK®-358 N does not cause turbidity in clear coats or haze in pigmented systems. This additive is thermally stable. view less Request Sample
BYK®-359 BYK BYK®-359 is a polyacrylate additive that improves leveling and gloss. It produces a long wave effect and avoids cratering in the system. These acrylate additives do not negatively influence recoatability or intercoat adhesion. Surface tension is only slig...view more BYK®-359 is a polyacrylate additive that improves leveling and gloss. It produces a long wave effect and avoids cratering in the system. These acrylate additives do not negatively influence recoatability or intercoat adhesion. Surface tension is only slightly reduced, and these additives are thermally stable. BYK-359 is mainly used as a leveling and anti-cratering additive in industrial coatings and coil coatings. Additionally it acts as a defoaming and air release agent. view less Request Sample
BYK®-359 For Powder BYK BYK®-359 For Powder is anti-crater and leveling additive for the formulation of resin masterbatches for powder coatings. It is a polyacrylate that is used to produce a resin masterbatch for powder coatings, especially for clear powder coatings. This pr...view more BYK®-359 For Powder is anti-crater and leveling additive for the formulation of resin masterbatches for powder coatings. It is a polyacrylate that is used to produce a resin masterbatch for powder coatings, especially for clear powder coatings. This product exhibits excellent anti-cratering along with optimum leveling. Fisheyes and pinholes are prevented to produce the best DOI (distinction of image) in the powder coating film. BYK-359 ensures quick and easy incorporation into the binder due to its good compatibility and low product viscosity. view less Request Sample
BYK®-360 P BYK BYK®-360 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. BYK-360 P improves leveling of powder coating systems and prevents "orange peel". Additio...view more BYK®-360 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. BYK-360 P improves leveling of powder coating systems and prevents "orange peel". Additionally, BYK-360 P prevents surface defects specific to powder coatings such as craters, pinholes and fisheyes. view less Request Sample
BYK®-361 N BYK BYK®-361 N is a polyacrylate that is the solvent-free version of BYK-358 N. These additives improve leveling and gloss. They produce a long wave effect and avoid cratering in the system. These acrylate additives do not negatively influence recoatability o...view more BYK®-361 N is a polyacrylate that is the solvent-free version of BYK-358 N. These additives improve leveling and gloss. They produce a long wave effect and avoid cratering in the system. These acrylate additives do not negatively influence recoatability or intercoat adhesion. Surface tension is only slightly reduced. These additives are thermally stable. view less Request Sample
BYK®-361 N For Powder BYK BYK®-361 N For Powder is a polyacrylate used to produce a resin masterbatch for powder coatings, especially for clear powder coatings. This product exhibits excellent compatibility with all powder coating resins. BYK-361 N provides maximum transparency wi...view more BYK®-361 N For Powder is a polyacrylate used to produce a resin masterbatch for powder coatings, especially for clear powder coatings. This product exhibits excellent compatibility with all powder coating resins. BYK-361 N provides maximum transparency with excellent leveling and outstanding performance in long termed exterior exposure conditions.Low viscosity facilitates the ease of incorporation of BYK-361 N. BYK-361 N is also suitable for pigmented systems. view less Request Sample
BYK®-364 P BYK BYK®-364 P is a polyacrylate, adsorbed on silicon dioxide. This product has a polar structure and therefore pigment wetting is generally improved. BYK-364 P, especially in TGIC-alternative powder coating systems, will improve DOI (distinction of image) an...view more BYK®-364 P is a polyacrylate, adsorbed on silicon dioxide. This product has a polar structure and therefore pigment wetting is generally improved. BYK-364 P, especially in TGIC-alternative powder coating systems, will improve DOI (distinction of image) and reduce pinholes at the surface of the coating. BYK-364 P also improves leveling of powder coatings systems and prevents "orange peel“. Additionally, BYK-364 P prevents other surface defects specific to powder coating such as craters and fisheyes. BYK-364 P is an OH-functional additive which can be crosslinked with a suitable binder into the coating system. view less Request Sample
BYK®-366 P BYK BYK®-366 P is a standard anti-crater and leveling additive for pigmented powder coatings. It is polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. ...view more BYK®-366 P is a standard anti-crater and leveling additive for pigmented powder coatings. It is polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. BYK-366 P very effectively prevents craters and improves leveling. Additionally pinholes, fisheyes and "orange-peel“ are reduced. view less Request Sample
BYK®-368 P BYK BYK®-368 P is a standard anti-crater and leveling additive for powder coatings to avoid fish eyes and other surface defects. It is a polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, p...view more BYK®-368 P is a standard anti-crater and leveling additive for powder coatings to avoid fish eyes and other surface defects. It is a polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. This product acts as an anti-cratering and leveling additive for especially critical systems. It reduces orange peel by improving the leveling of the powder coating film. Pinholes, fish eyes and other surface defect are efficient avoided. BYK-368 P is also suitable for UV curing systems. view less Request Sample
BYK®-370 BYK BYK®-370 is a reactive silicone surface additive that is a solution of a polyester modified hydroxy functional polydimethylsiloxane. This product reacts via its primary OH-groups with the binder and is preferably used in solvent-borne two-pack polyurethan...view more BYK®-370 is a reactive silicone surface additive that is a solution of a polyester modified hydroxy functional polydimethylsiloxane. This product reacts via its primary OH-groups with the binder and is preferably used in solvent-borne two-pack polyurethanes. It can also crosslink with the following binder systems: alkyd/melamine, polyester/melamine, acrylic/melamine, self-crosslinking acrylates, and epoxies. BYK-370 increases the surface slip. view less Request Sample
BYK-375 BYK BYK-375 is a silicone surface additive for aqueous systems. It is hydroxy-functional and imparts medium reduction of surface tension. Request Sample
BYK®-3751 BYK BYK®-3751 is a silicone surface additive for solvent-borne and aqueous systems with a medium reduction in surface tension. Request Sample
BYK®-3753 BYK BYK®-3753 is a silicone-containing surface additive for solvent-borne, solvent-free and aqueous coatings and printing inks with a medium reduction in surface tension and a medium increase in surface slip. Request Sample
BYK-3755 BYK BYK-3755 is a silicone-containing surface additive with extended food contact compliance for solvent-borne coating systems with a medium reduction in surface tension and a medium increase in surface slip. Request Sample
BYK-3756 BYK BYK-3756 is a silicone-containing surface additive with extended food contact compliance for solvent-borne, solvent-free, and aqueous coating systems with a strong reduction in surface tension. Excellent substrate wetting prevents cratering and increases ...view more BYK-3756 is a silicone-containing surface additive with extended food contact compliance for solvent-borne, solvent-free, and aqueous coating systems with a strong reduction in surface tension. Excellent substrate wetting prevents cratering and increases surface slip. view less Request Sample
BYK®-377 BYK BYK®-377 is a polyether modified polydimethylsiloxane. The product improves substrate wetting and leveling at low dosages. In most cases only half the amount of a conventional silicone is needed to optimize substrate wetting, slip and tape release of UV c...view more BYK®-377 is a polyether modified polydimethylsiloxane. The product improves substrate wetting and leveling at low dosages. In most cases only half the amount of a conventional silicone is needed to optimize substrate wetting, slip and tape release of UV curable, 2 pack PU, polyester/melamine and aqueous topcoats. Due to the good compatibility in common binder systems, the production of highly transparent varnishes is possible. Typically it does not cause turbidity in clearcoats. Sanding is required for recoat adhesion. The OH groups of BYK-377 can react with polyisocyanates view less Request Sample
BYK®-378 BYK BYK®-378 is a polyether modified dimethylpolysiloxane. This product causes strong increase in slip and a medium to high reduction in surface tension combined with low foam stabilization. BYK-378 improves substrate wetting and prevents cratering. BYK-378 i...view more BYK®-378 is a polyether modified dimethylpolysiloxane. This product causes strong increase in slip and a medium to high reduction in surface tension combined with low foam stabilization. BYK-378 improves substrate wetting and prevents cratering. BYK-378 is a highly effective polyether modified poly-dimethyl-siloxane and typically does not adversely affect coating transparency and gloss. BYK-378 displays excellent compatibility and can be used in solvent-borne, solvent-free and aqueous coatings systems. However, due to formulation viabilities, testing prior to production is recommended in all applications. view less Request Sample
BYK®-3780 BYK BYK®-3780 is a silicone-containing surface additive for solvent-borne coating systems with a slight reduction in surface tension and slight increase in surface slip. Thermostable up to 250 °C. Good leveling with defoaming properties. Request Sample
BYK®-381 BYK BYK®-381 is a leveling additive for aqueous systems. It is a solution of a polyacrylate, ionic. This product is an acrylic leveling additive which improves only leveling and has no effect on surface tension. Request Sample
BYK-390 BYK BYK-390 is a surface additive on polyacrylate basis for solvent-borne systems. It prevents boiling marks in baking systems and has an air-releasing effect. Request Sample
BYK®-3900 P BYK BYK®-3900 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. This product is a very effective leveling and anti-crater additive for especially critica...view more BYK®-3900 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. This product is a very effective leveling and anti-crater additive for especially critical powder coating systems. It improves the tolerance of the powder coating system towards contamination which might occur during production or application of powder coatings ("post-wetting effect“). As a result BYK-3900P prevents craters, pinholes and other surface defects in powder coatings. BYK-3900P is also suitable for UV-curing powder coating systems. view less Request Sample
BYK®-3902 P BYK BYK®-3902 P is a leveling additive for powder coatings. It is a polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane, and acrylics. BYK-3902 P is a new innovati...view more BYK®-3902 P is a leveling additive for powder coatings. It is a polyacrylate, adsorbed on silicon dioxide. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane, and acrylics. BYK-3902 P is a new innovative leveling additive for powder coatings. Due to its excellent dispersibility the additive improves leveling and gloss in powder coatings. It prevents impurities, craters and fish eyes. BYK-3902 P can be used in all kinds of powder coating formulations and is especially suited for thin layer systems due to its dispersibility. view less Request Sample
BYK®-392 BYK BYK®-392 is a solution of a polyacrylate. This product is used as anti-popping additive in solvent-borne baking systems. Due to its non-polar structure it acts as a defoaming and air release agent. It is especially active in airless-/airmix systems. BYK-3...view more BYK®-392 is a solution of a polyacrylate. This product is used as anti-popping additive in solvent-borne baking systems. Due to its non-polar structure it acts as a defoaming and air release agent. It is especially active in airless-/airmix systems. BYK-392 improves leveling and gloss. Surface tension is only slightly reduced. view less Request Sample
BYK®-3931 P BYK BYK®-3931 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. BYK-3931 P is a very effective anti-crater additive which should be used in combination w...view more BYK®-3931 P is a polyacrylate, adsorbed on silicon dioxide. It is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. BYK-3931 P is a very effective anti-crater additive which should be used in combination with standard leveling additives. In especially sensitive powder coatings, BYK-3931 P enhances the effectiveness of standard additives and prevents surface craters, fish eyes and pinholes due to its air/coating interfacial activity. The result is smooth and perfect leveling. BYK-3931 P is especially recommended for binder-rich formulations which are more sensitive to cratering. view less Request Sample
BYK®-3932 P BYK BYK®-3932 P is a special leveling additive with surface protective properties for powder coatings. This product is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane, and acrylics. Request Sample
BYK®-3933 P BYK BYK®-3933 P is a modified polyacrylate, adsorbed on silicon dioxide. BYK-3933 P is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. Contrary to the standard leveling additives, BYK-3933 P has a multifunct...view more BYK®-3933 P is a modified polyacrylate, adsorbed on silicon dioxide. BYK-3933 P is effective in powder coatings based on epoxy, polyester/epoxy, polyester, polyurethane and acrylics. Contrary to the standard leveling additives, BYK-3933 P has a multifunctional performance profile. view less Request Sample
BYK-3938 P BYK BYK-3938 P is a powdered post-add surface additive for the matting of powder coatings. Request Sample
BYK®-394 BYK BYK®-394 is a silicone-free acrylic release agent with leveling properties. It is a solution of a polyacrylate copolymer. This product is recommended for solvent-borne and solvent-free baking and 2-pack PU coatings. The additive orientates to the paint su...view more BYK®-394 is a silicone-free acrylic release agent with leveling properties. It is a solution of a polyacrylate copolymer. This product is recommended for solvent-borne and solvent-free baking and 2-pack PU coatings. The additive orientates to the paint surface and crosslinks into the polymer network due to its reactivity and is therefore fixed at the paint surface. BYK-394 reacts by primary OH-groups with binders and is used in solvent-borne systems. The additive reacts with the following binders: 2-pack Polyurethane, Alkyd-Melamine, Polyester-Melamine, Acrylic-Melamine, AcrylicEpoxy combinations. This additive improves leveling and gloss. It produces a long wave effect and prevents cratering without influence on surface tension (silicone-free). BYK-394 is thermally stable. view less Request Sample
BYK-3941 P BYK BYK-3941 P is an adhesion promoter for powder coatings with substrate-affinity adhesive groups to improve adhesion to critical substrates. Request Sample
BYK-3942 P BYK BYK-3942 P is an adhesion promoter and substrate-wetting additive for powder coatings with substrate-affinity adhesive groups for critical substrates. Request Sample
BYK®-3950 P BYK BYK®-3950 P is a processing additive for powder coatings. It is a copolymer with pigment affinic groups. BYK-3950 P is a high molecular copolymer with multiple pigment affinic groups. The additive improves the pigment and filler reception of the powder co...view more BYK®-3950 P is a processing additive for powder coatings. It is a copolymer with pigment affinic groups. BYK-3950 P is a high molecular copolymer with multiple pigment affinic groups. The additive improves the pigment and filler reception of the powder coating. Furthermore the optical appearance is improved (DOI). The optimized pigment / filler reception provides an excellent out-gassing of the powder coating. The adhesion potential of the processing additive improves substrate wetting. view less Request Sample
BYK®-3951 P BYK BYK®-3951 P is a processing additive for powder coatings. BYK-3951 P is a high molecular copolymer with multiple pigment affinic groups. The additive improves the pigment and filler reception of the powder coating. Furthermore the optical appearance is im...view more BYK®-3951 P is a processing additive for powder coatings. BYK-3951 P is a high molecular copolymer with multiple pigment affinic groups. The additive improves the pigment and filler reception of the powder coating. Furthermore the optical appearance is improved (DOI). The optimized pigment / filler reception provides an excellent out-gassing of the powder coating. view less Request Sample
BYK-397 BYK BYK-397 is a silicone-and fluorine-free leveling additive for solvent-borne coating systems with excellent defoaming properties. Request Sample
BYK®-399 BYK BYK®-399 is a polymeric leveling additive that is silicone-free. This is suitable for all gloss levels with no negative impact on gloss or haze. This product has excellent flow and leveling properties and a slight reduction of liquid surface tension. Request Sample
BYK®-4500 BYK BYK®-4500 is an adhesion promoter for aqueous emulsion paints and alkyd emulsions applied on aged coatings. It is a solution of a high molecular weight block copolymer. BYK-4500 improves adhesion, especially the wet-adhesion of aqueous systems on critical...view more BYK®-4500 is an adhesion promoter for aqueous emulsion paints and alkyd emulsions applied on aged coatings. It is a solution of a high molecular weight block copolymer. BYK-4500 improves adhesion, especially the wet-adhesion of aqueous systems on critical substrates, such as e.g. old alkyd resin coatings. This also applies to substrates that cannot be sanded previously because accessibility is difficult. The additive has no influence on drying behavior and storage stability of the aqueous system. The properties like e. g. hardness, flexibility, gloss or tendency to yellowing of the dry film are not influenced when using BYK-4500. BYK-4500 is easy to incorporate, and the additive is VOC-free. view less Request Sample
BYK®-4510 BYK BYK®-4510 is an adhesion promoter for metal substrates. It is a solution of a copolymer with acidic groups. This product is applied in baking systems based on Acrylic/Melamine, Alkyd/Melamine and Polyester/Melamine. After neutralization (with e.g. DMEA) t...view more BYK®-4510 is an adhesion promoter for metal substrates. It is a solution of a copolymer with acidic groups. This product is applied in baking systems based on Acrylic/Melamine, Alkyd/Melamine and Polyester/Melamine. After neutralization (with e.g. DMEA) the additive can also be used in water-soluble systems. This adhesion promoter is also recommended for coil coatings applied on galvanized steel. view less Request Sample
BYK®-4511 BYK BYK®-4511 is a solution of a copolymer with functional groups. The additive can be used to increase the adhesion on various metal substrates (e.g. steel, galvanized steel, and aluminum) as well as on glass. Furthermore, the tolerance of the paint towards ...view more BYK®-4511 is a solution of a copolymer with functional groups. The additive can be used to increase the adhesion on various metal substrates (e.g. steel, galvanized steel, and aluminum) as well as on glass. Furthermore, the tolerance of the paint towards surface contaminations like oil or rust can be improved. view less Request Sample
BYK-4512 BYK BYK-4512 is an adhesion promoter for solvent-borne systems applied to metal substrates. In coil coatings, BYK-4512 improves adhesion after water immersion and forming processes, for example deep-drawing, T-bend, and corrosion resistance. It is particularl...view more BYK-4512 is an adhesion promoter for solvent-borne systems applied to metal substrates. In coil coatings, BYK-4512 improves adhesion after water immersion and forming processes, for example deep-drawing, T-bend, and corrosion resistance. It is particularly well-suited for use in chromate-free primers and on metal substrates that are pre-treated in a chromate-free manner. BYK-4512 reacts with melamine resins and polyisocyanates and is cross-linked into the polymer matrix. In industrial coatings, BYK-4512 improves the adhesion of coatings, which are applied directly onto metal or glass. The additive is particularly well-suited for use in 2K systems and baking coatings. view less Request Sample
BYK®-9076 For Coatings and PVC BYK BYK®-9076 For Coatings and PVC is an alkylammonium salt of a high molecular weight copolymer. This product significantly reduces viscosity and leads to more Newtonian flow behavior in the mill-base. BYK-9076 is especially suited for stabilizing acidic and...view more BYK®-9076 For Coatings and PVC is an alkylammonium salt of a high molecular weight copolymer. This product significantly reduces viscosity and leads to more Newtonian flow behavior in the mill-base. BYK-9076 is especially suited for stabilizing acidic and neutral carbon black pigments. The product does not contain plasticizers. At the time of publication the active compounds in BYK-9076 fully meet all requirements of Food Contact Regulation 21 CFR (FDA) § 175.105 "Adhesives“ and § 175.300 "Resinous and polymeric coatings“ view less Request Sample
BYK®-9077 BYK BYK®-9077 is a wetting and dispersing additive for solvent-free systems and pigment concentrates with high molecular weight. It is a copolymer with pigment affinic groups. This product reduces viscosity and leads to more Newtonian flow behavior in the mil...view more BYK®-9077 is a wetting and dispersing additive for solvent-free systems and pigment concentrates with high molecular weight. It is a copolymer with pigment affinic groups. This product reduces viscosity and leads to more Newtonian flow behavior in the mill-base. BYK-9077 is especially suited for stabilizing basic carbon black pigments. The product does not contain plasticizers. view less Request Sample
BYK®-A 500 BYK Silicone-free defoamer for solvent-borne and solvent-free systems. Solution of foam destroying polymers, silicone free. Request Sample
BYK®-A 501 BYK Silicone-free defoamer for solvent-borne and solvent-free systems. Solution of foam destroying polymers, silicone free. Request Sample
BYK®-A 530 BYK BYK®-A 530 is a silicone and polymeric defoamer for solvent-borne coatings. It is a solution of foam destroying polymers and polysiloxanes. BYK-A 530 is an excellent defoamer and air release agent. It shows its effectiveness during both the production and...view more BYK®-A 530 is a silicone and polymeric defoamer for solvent-borne coatings. It is a solution of foam destroying polymers and polysiloxanes. BYK-A 530 is an excellent defoamer and air release agent. It shows its effectiveness during both the production and processing of paint systems. BYK-A 530 is especially suitable for the usage in epoxy resin systems. view less Request Sample
BYK®-C 8000 BYK Polymeric coupling agent to improve mechanical strength in filled radical curing sytems. Solution of a copolymer with functional groups. Request Sample
BYK®-CATALYST 450 BYK BYK®-CATALYST 450 is an acid catalyst for solvent-borne and aqueous paint systems. It is a solution of an amine salt of para-toluene sulfonic acid. This product accelerates the crosslinking of amino resins with resins containing hydroxyl groups. Especiall...view more BYK®-CATALYST 450 is an acid catalyst for solvent-borne and aqueous paint systems. It is a solution of an amine salt of para-toluene sulfonic acid. This product accelerates the crosslinking of amino resins with resins containing hydroxyl groups. Especially low reactive melamine formaldehyde resins of HMMM-type need an accelerator to lower the curing temperature or to reduce the baking time. In comparison with pure para-toluenesulfonic acid, the product shows considerably lower viscosity increase on storage which can extend shelf life 1,5 - 3 times. The additive allows a 10 to 20°C lower baking temperature compared to other blocked para-TSA catalysts (such as those with morpholine or aminomethylpropanol). view less Request Sample
BYK®-DYNWET 800 BYK BYK®-DYNWET 800 is a silicone-free surface additive for aqueous adhesives and sealants. It reduces the dynamic surface tension during fast application processes and thus improves subtrate wetting. Request Sample
BYK®-ES 80 BYK BYK®-ES 80 is an additive used to increase conductivity of electrostatically sprayed solvent-borne coatings. It is a solution of an alkylolammonium salt of an unsaturated acidic carboxylic acid ester. This product increases the conductivity of the paints ...view more BYK®-ES 80 is an additive used to increase conductivity of electrostatically sprayed solvent-borne coatings. It is a solution of an alkylolammonium salt of an unsaturated acidic carboxylic acid ester. This product increases the conductivity of the paints (reduces the electrical resistance). It also maintains the film properties (such as adhesion), does not cause yellowing and stabilizes viscosity. view less Request Sample
BYK®-P 104 BYK BYK®-P 104 is a wetting and dispersing additive for solvent-borne systems. It is a solution of a lower molecular weight unsaturated polycarboxylic acid polymer. This product is suitable for medium to high polar systems and particularly effective in preven...view more BYK®-P 104 is a wetting and dispersing additive for solvent-borne systems. It is a solution of a lower molecular weight unsaturated polycarboxylic acid polymer. This product is suitable for medium to high polar systems and particularly effective in preventing flooding of titanium dioxide in combination with other color pigments. It is also used in amine-neutralized aqueous coatings; it is not compatible with mineral spirits. When used in anti-corrosion primers, in many cases the protective properties are enhanced. view less Request Sample
BYK®-P 104 S BYK BYK®-P 104 S is a wetting and dispersing additive for solvent-borne systems. It is a solution of a lower molecular weight unsaturated polycarboxylic acid polymer and a polysiloxane copolymer. This product can be used in the same systems as BYK-P 104. The ...view more BYK®-P 104 S is a wetting and dispersing additive for solvent-borne systems. It is a solution of a lower molecular weight unsaturated polycarboxylic acid polymer and a polysiloxane copolymer. This product can be used in the same systems as BYK-P 104. The additive also contains a small amount of a polysiloxane copolymer to more effectively avoid flooding. This silicone content is additionally helpful in preventing Bénard cells and silking, and also improves surface slip, leveling and orientation of flatting agents or aluminium flakes. Therefore it is oftentimes not necessary to add a separate dosage of an otherwise needed silicone additive. view less Request Sample
BYK®-P 105 BYK BYK®-P 105 is a wetting and dispersing additive for solvent-borne systems. It is a lower molecular weight unsaturated polycarboxylic acid polymer. This product is the solvent-free version of BYK-P 104. These additives lead to a controlled flocculation of ...view more BYK®-P 105 is a wetting and dispersing additive for solvent-borne systems. It is a lower molecular weight unsaturated polycarboxylic acid polymer. This product is the solvent-free version of BYK-P 104. These additives lead to a controlled flocculation of pigments. "Bridges“ are formed between single pigment particles causing three-dimensional structures to develop. Through controlled flocculation of pigments, flooding and floating, settling, and sagging of pigments is avoided. view less Request Sample
BYK-P 4100 BYK BYK-P 4100 is a processing additive for filled, thermoplastic compounds as well as for PVC plastisols and PVC calender applications. Request Sample
BYK®-P 9051 BYK BYK®-P 9051 is a processing additive for BMC with mold release properties. It is a combination of surface active substances and polymers. It is an additive to facilitate processing of BMC/DMC. It also imparts mold release properties. The product does not ...view more BYK®-P 9051 is a processing additive for BMC with mold release properties. It is a combination of surface active substances and polymers. It is an additive to facilitate processing of BMC/DMC. It also imparts mold release properties. The product does not contribute to fogging. In BMC for headlamp reflectors it minimizes fogging of the molded parts. Due to its lower viscosity the additive is easier to process than BYK-P 9050. view less Request Sample
BYK®-S 782 BYK BYK®-S 782 is a combination of modified waxes additive used to achieve a tack-free surface in unsaturated polyester, vinyl ester and DCPD resins. It prevents the air inhibition on the resin surface by optimum film building properties, and thus achieves ta...view more BYK®-S 782 is a combination of modified waxes additive used to achieve a tack-free surface in unsaturated polyester, vinyl ester and DCPD resins. It prevents the air inhibition on the resin surface by optimum film building properties, and thus achieves tack free resin surfaces. BYK-S 782 should be added to the resin under agitation prior to the addition of other components, but after the grind stage. To improve handling, it is possible to melt BYK-S 782 at 40°C/104°F and incorporate it as a liquid into the resin. In any case the additive should be mixed well before use. view less Request Sample
BYK®-SILCLEAN 3700 BYK BYK®-SILCLEAN 3700 is a surface additive used to improve surface cleanability. It is a solution of a OH-functional silicone modified polyacrylate. Due to their interfacial activity, BYK-SILCLEAN 3700 and BYK-SILCLEAN 3720 orientate into the paint surface ...view more BYK®-SILCLEAN 3700 is a surface additive used to improve surface cleanability. It is a solution of a OH-functional silicone modified polyacrylate. Due to their interfacial activity, BYK-SILCLEAN 3700 and BYK-SILCLEAN 3720 orientate into the paint surface and are crosslinked into the surface of the polymer network due to their OH-functionality. BYK-SILCLEAN 3710 orientates into the paint surface where it is crosslinked with the polymer network due to its acrylate functionality. When crosslinked into the paint surface by their reactive groups, the properties obtained with these additives are permanent. view less Request Sample
BYK-SILCLEAN 3701 BYK BYK-SILCLEAN 3701 is a silicone-containing surface additive for epoxy resin systems to improve cleanability (easy-to-clean effect). Permanent effect as a result of cross-linking in the system. Request Sample
BYK®-SILCLEAN 3720 BYK BYK®-SILCLEAN 3720 is a surface additive used to improve surface cleanability. It is a solution of a polyether modified hydroxy functional polydimethylsiloxane. In many paint systems BYK-SILCLEAN 3700 and BYK-SILCLEAN 3720 provide an increase of hydrophob...view more BYK®-SILCLEAN 3720 is a surface additive used to improve surface cleanability. It is a solution of a polyether modified hydroxy functional polydimethylsiloxane. In many paint systems BYK-SILCLEAN 3700 and BYK-SILCLEAN 3720 provide an increase of hydrophobicity and oleophobicity. Water- and oil-repellency are both significantly improved. Additionally, these additives improve dirt release and ease of cleaning of the coating surface. view less Request Sample
BYK®-SYNERGIST 2100 BYK BYK®-SYNERGIST 2100 is an insoluble pigment complex. This product is an additive in powder form. It produces in combination with polymeric wetting and dispersing additives small particle sizes by deflocculation of pigments and thus: increase gloss, improv...view more BYK®-SYNERGIST 2100 is an insoluble pigment complex. This product is an additive in powder form. It produces in combination with polymeric wetting and dispersing additives small particle sizes by deflocculation of pigments and thus: increase gloss, improve color strength, reduce viscosity of the pigment concentrate, depending on pigment type and treatment of the pigment surface. This way, higher pigment content in the pigment concentrate is possible. view less Request Sample
BYK®-UV 3500 BYK BYK®-UV 3500 is a surface additive for radiation curing systems. It is a polyether modified acryl functional polydimethylsiloxane. In aqueous UV-coatings BYK-UV 3500 gives excellent leveling, high surface slip and tape release with permanent effect due to...view more BYK®-UV 3500 is a surface additive for radiation curing systems. It is a polyether modified acryl functional polydimethylsiloxane. In aqueous UV-coatings BYK-UV 3500 gives excellent leveling, high surface slip and tape release with permanent effect due to crosslinking by acryl functionality. In non-aqueous radiation curable systems BYK-UV 3500 gives excellent surface slip and tape release with permanent effect due to crosslinking by acryl functionality, as well as improved leveling. view less Request Sample
BYK-UV 3505 BYK BYK-UV 3505 is a crosslinkable surface additive for radiation curable systems for improving wetting, scratch resistance, and easy-to-clean properties. Even at a low dosage BYK-UV 3505 displays a strong reduction in surface tension and improves substrate ...view more BYK-UV 3505 is a crosslinkable surface additive for radiation curable systems for improving wetting, scratch resistance, and easy-to-clean properties. Even at a low dosage BYK-UV 3505 displays a strong reduction in surface tension and improves substrate wetting, even of difficult substrates. Surface slip is significantly increased even at low dosage. This leads, among other things, to an improvement in scratch resistance and the easy-to-clean properties. As a result of its multiple acrylic functionality, BYK-UV 3505 crosslinks with radiation curable systems and thereby produces long-lasting effects without migrating. Its recoatability must be tested, surface sanding is recommended. The product is very compatible and causes no haze in the coating system. BYK-UV 3505 is suitable for solvent-free, solvent-borne, and aqueous systems. view less Request Sample
BYK®-UV 3510 BYK BYK®-UV 3510 is a surface additive for radiation curing systems. It is a polyether modified polydimethylsiloxane. In non-aqueous systems BYK-UV 3510 improves substrate wetting and tape release as well as leveling, and increases surface slip. Request Sample