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Request Sample Tinuvin® 329 BASF Dispersions & Resins Tinuvin® 329 is a UV absorber of the hydroxyphenyl-benzotriazole class used as a light stabilizer for plastics and other organic substrates.
Request Sample Tinuvin® 292 BASF Dispersions & Resins Tinuvin® 292 is a liquid hindered amine light stabilizer especially developed for coatings. It is an almost pure mixture of the two active ingredients below. It is this combination that keeps the product liquid, unlike the pure diester which tends to soli...view more Tinuvin® 292 is a liquid hindered amine light stabilizer especially developed for coatings. It is an almost pure mixture of the two active ingredients below. It is this combination that keeps the product liquid, unlike the pure diester which tends to solidify, even at room temperature. The efficiency of Tinuvin® 292 provides significantly extended lifetime to coatings by minimizing paint defects such as cracking and loss of gloss. The dispersion of Tinuvin® 292 in waterborne coatings may be facilitated by dilution with a watermiscible solvent such as butylcarbitol. The performance of Tinuvin® 292 can be significantly improved when used in combination with a UV absorber such as recommended below. These synergistic combinations give coatings superior protection against gloss reduction, cracking, blistering, delamination and color change. view less
Request Sample Tinuvin® 460 BASF Dispersions & Resins Tinuvin® 460 is a UV light absorber of the hydroxyphenyl-triazine class. Due to its extremely high extinction, it provides outstanding protection to coatings and light sensitive substrates and materials. It is therefore especially suited for use in silve...view more Tinuvin® 460 is a UV light absorber of the hydroxyphenyl-triazine class. Due to its extremely high extinction, it provides outstanding protection to coatings and light sensitive substrates and materials. It is therefore especially suited for use in silver halide photographic papers or overprint varnishes. This product is a slightly yellow powder. view less
Request Sample Tinuvin® 5248 BASF Dispersions & Resins Tinuvin® 5248 is a liquid light stabilizer blend containing a triazine-based UV absorber and a basic HALS for coatings, adhesives, and sealants. It was designed to meet high performance and durability requirements of exterior solvent-based automotive, ind...view more Tinuvin® 5248 is a liquid light stabilizer blend containing a triazine-based UV absorber and a basic HALS for coatings, adhesives, and sealants. It was designed to meet high performance and durability requirements of exterior solvent-based automotive, industrial, architectural, and decorative coatings including energy curable systems (UV, electron beam). It is especially suitable for clear coatings with a layer thickness from 40 – 80 µm and low pigmented coatings exposed to high baking temperatures and/or to extreme environmental conditions. view less
Request Sample Tinuvin® 144 BASF Dispersions & Resins Tinuvin® 144 is a light stabilizer of the hindered amine class (HALS) and also contains an antioxidant moiety of the sterically hindered phenol type. Its efficiency provides significantly extended life time to coatings by minimizing paint defects such as...view more Tinuvin® 144 is a light stabilizer of the hindered amine class (HALS) and also contains an antioxidant moiety of the sterically hindered phenol type. Its efficiency provides significantly extended life time to coatings by minimizing paint defects such as cracking and loss of gloss. This product is a white to slightly yellow powder. Tinuvin® 144 is recommended for applications such as automotive coatings, coil coatings, and powder coatings. The performance of Tinuvin® 144 can be significantly improved when used in combination with a UV absorber such as recommended below. These synergistic combinations give superior protection against gloss reduction, cracking, blistering delamination and color change in automotive coatings. Tinuvin® 144 can also reduce yellowing caused by overbake. view less
Request Sample Tinuvin® 405 BASF Dispersions & Resins Tinuvin® 405 is a solid triazine-based UV absorber for coatings. It was designed to meet the high performance and durability requirements of acrylic powder coatings for transportation and industrial applications. For outdoor applications, Tinuvin® 405 nee...view more Tinuvin® 405 is a solid triazine-based UV absorber for coatings. It was designed to meet the high performance and durability requirements of acrylic powder coatings for transportation and industrial applications. For outdoor applications, Tinuvin® 405 needs to be combined with a hindered amine light stabilizer (HALS) such as Tinuvin® 144 or Tinuvin® 152. This product is a light yellow powder. view less
Request Sample Tinuvin® 5350 BASF Dispersions & Resins Tinuvin® 5350 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS) designed to fulfill the high cost/performance and durability requirements of automotive coatings.
Request Sample Tinuvin® 99 BASF Dispersions & Resins Tinuvin® 99 is very high thermal stability and environmental permanence makes it suitable for coatings that are exposed to high bake cycles and/or extreme environmental conditions. Its broad UV absorption allows efficient protection of light sensitive su...view more Tinuvin® 99 is very high thermal stability and environmental permanence makes it suitable for coatings that are exposed to high bake cycles and/or extreme environmental conditions. Its broad UV absorption allows efficient protection of light sensitive substrates, especially wood. The liquid form of Tinuvin® 99 provides easy incorporation into water-borne systems. The performance provided by Tinuvin® 99 can be enhanced when used in combination with a HALS stabilizer such as Tinuvin® 292 or Tinuvin® 123. These combinations improve durability by inhibiting or retarding the occurrence of failures such as gloss reduction, cracking, color change, blistering, and delamination. view less
Request Sample Tinuvin® CarboProtect® BASF Dispersions & Resins Tinuvin® CarboProtect® is a solid, very red-shifted benzotriazole-based UV absorber designed for solvent-based clear or semi-transparent coatings over carbon fiber-reinforced plastics (CFRP) or glass fiber-reinforced plastics (GFRP) where fibers are embed...view more Tinuvin® CarboProtect® is a solid, very red-shifted benzotriazole-based UV absorber designed for solvent-based clear or semi-transparent coatings over carbon fiber-reinforced plastics (CFRP) or glass fiber-reinforced plastics (GFRP) where fibers are embedded in an epoxy matrix. view less
Request Sample Tinuvin® 400 BASF Dispersions & Resins Tinuvin® 400 is a liquid hydroxyphenyl-triazine (HPT) UV absorber designed to fulfill the high performance and durability needs of waterborne, solventborne, and 100% solids automotive and industrial finishes. Its low color and stability make it an excell...view more Tinuvin® 400 is a liquid hydroxyphenyl-triazine (HPT) UV absorber designed to fulfill the high performance and durability needs of waterborne, solventborne, and 100% solids automotive and industrial finishes. Its low color and stability make it an excellent choice for all coatings where low color characteristics are ideal for use in combination with the newest generation photoinitiators to provide durable UV clear coats. view less
Request Sample Tinuvin® 900 BASF Dispersions & Resins Tinuvin® 900 is a UV absorber of the hydroxyphenyl-benzotriazole class developed specifically for coating systems exposed to high temperatures and/or extreme environmental stresses. It may be used in combination with a light stabilizer of the sterically h...view more Tinuvin® 900 is a UV absorber of the hydroxyphenyl-benzotriazole class developed specifically for coating systems exposed to high temperatures and/or extreme environmental stresses. It may be used in combination with a light stabilizer of the sterically hindered amine or aminoether class (HALS) such as recommended below. These combinations give coatings superior protection against gloss reduction, cracking, blistering, delamination, and color change. The light stabilizers may be added in two-coat automotive finishes to the base and clear coat. view less
Request Sample Tinuvin® 123 BASF Dispersions & Resins Tinuvin® 123 is a liquid hindered amine light stabilizer (HALS) based on an amino-ether functionality. It has been developed especially for high solids, acid catalyzed automotive and industrial coatings, such as two-coat metallic thermosetting acrylate sy...view more Tinuvin® 123 is a liquid hindered amine light stabilizer (HALS) based on an amino-ether functionality. It has been developed especially for high solids, acid catalyzed automotive and industrial coatings, such as two-coat metallic thermosetting acrylate systems or one-coat opaque thermosetting acrylate and polyester coatings. Its low basicity prevents possible interactions with acidic paint ingredients such as catalysts. Its efficiency provides significant improvement in coatings performance by minimizing paint defects such as cracking and gloss reduction for clear coats as well as chalking for pigmented paints. view less
Request Sample Tinuvin® 328 BASF Dispersions & Resins Tinuvin® 328 is a UV absorber of the hydroxyphenyl-benzotriazole class designed for coatings. Because of its extended UV absorption, Tinuvin® 328 provides efficient protection to coatings and light sensitive substrates. This slightly yellow powder may be ...view more Tinuvin® 328 is a UV absorber of the hydroxyphenyl-benzotriazole class designed for coatings. Because of its extended UV absorption, Tinuvin® 328 provides efficient protection to coatings and light sensitive substrates. This slightly yellow powder may be used in combination with a light stabilizer of the sterically hindered amine or aminoether class (HALS) such as recommended below. These combinations give coatings superior protection against gloss reduction, cracking, blistering, delamination and color change. Tinuvin® 328 is only recommended for ambient and low temperature cured systems, i.e. air-drying alkyd-based systems. view less
Request Sample Tinuvin® 5866 BASF Dispersions & Resins Tinuvin® 5866 is a solid light stabilizer blend containing UV absorber and HALS components for adhesives and sealants applications. It was designed to meet high performance and durability requirements.
Request Sample Tinuvin® 152 BASF Dispersions & Resins Tinuvin® 152 is a high performance Hindered Amine Light Stabilizer (HALS) that significantly improves coating durability. It minimizes paint degradation that could otherwise lead to cracking and gloss loss in clear coats, and also chalking in pigmented pa...view more Tinuvin® 152 is a high performance Hindered Amine Light Stabilizer (HALS) that significantly improves coating durability. It minimizes paint degradation that could otherwise lead to cracking and gloss loss in clear coats, and also chalking in pigmented paints. Tinuvin® 152 provides superior compatibility and prolonged effectiveness in polar, highly crosslinked coating systems where conventional HALS may be incompatible. These coatings include polyester or acrylic urethanes, and highly crosslinked polyester or acrylic melamine systems. view less
Request Sample Tinuvin® 479 BASF Dispersions & Resins Tinuvin® 479 is a hydroxyphenyl-triazine (HPT) UV absorber designed to fulfill the high performance and durability needs for automotive and industrial finishes. It has been developed as an interaction free UV absorber to be used in amine and / or metal ca...view more Tinuvin® 479 is a hydroxyphenyl-triazine (HPT) UV absorber designed to fulfill the high performance and durability needs for automotive and industrial finishes. It has been developed as an interaction free UV absorber to be used in amine and / or metal catalyzed coating systems or in coatings applied on base coats containing such catalysts. Its high extinction coefficient allows the formulation of coatings with reduced UV absorber levels and / or thin film applications. Combinations especially with other HPT UV absorbers and the newest generation photoinitiators makes it an excellent choice for UV curing coatings. Tinuvin® 479 is recommended for automotive OEM and refinish systems, UV cured coatings, and industrial finishes where long life performance is essential. Due to the high extinction coefficient and superior photostability applications specifically include thin film applications. Depending on the application, the spectral coverage can be further broadened through combinations with other UV absorbers of the hydroxyphenyl-triazine or hydroxyphenyl-benzotriazole class such as Tinuvin® 400 or Tinuvin® 928. view less
Request Sample Tinuvin® 477 BASF Dispersions & Resins Tinuvin® 477 is a liquid, high performance UV absorber developed for solventborne and liquid UV curable coatings. Based on a red shifted Tris-Resorcinol-Triazine chromophore, it is suited for the protection of UVA range sensitive substrates or ingredients...view more Tinuvin® 477 is a liquid, high performance UV absorber developed for solventborne and liquid UV curable coatings. Based on a red shifted Tris-Resorcinol-Triazine chromophore, it is suited for the protection of UVA range sensitive substrates or ingredients. view less
Request Sample Tinuvin® 5050 BASF Dispersions & Resins Tinuvin® 5050 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS) designed to fulfill the high cost/performance and durability requirements of exterior solventborne in...view more Tinuvin® 5050 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS) designed to fulfill the high cost/performance and durability requirements of exterior solventborne industrial and decorative coatings. The broad UV absorbance of Tinuvin® 5050 makes it suitable for a wide range of coatings for wood, plastics and metal. The synergistic combination imparts superior coating protection against gloss reduction, cracking, blistering, delamination, and color change and provides full substrate protection. view less
Request Sample Tinuvin® 249 BASF Dispersions & Resins Tinuvin® 249 is a liquid non-basic HALS for coatings. It is designed to meet the high performance and durability requirements of all solvent-based automotive, industrial and decorative coatings where other HALS fail either related to their basicity or for...view more Tinuvin® 249 is a liquid non-basic HALS for coatings. It is designed to meet the high performance and durability requirements of all solvent-based automotive, industrial and decorative coatings where other HALS fail either related to their basicity or for compatibility reasons. view less
Request Sample Tinuvin® 171 BASF Dispersions & Resins Tinuvin® 171 is a liquid UV light absorber of the hydroxyphenyl-benzotriazole class. Since its absorption spectrum does not tail significantly into the visible region, it is an ideal UV absorber for those systems where initial yellowing must be kept to a ...view more Tinuvin® 171 is a liquid UV light absorber of the hydroxyphenyl-benzotriazole class. Since its absorption spectrum does not tail significantly into the visible region, it is an ideal UV absorber for those systems where initial yellowing must be kept to a minimum. view less
Request Sample Tinuvin® 5151 BASF Dispersions & Resins Tinuvin® 5151 is a liquid blend of a hydrophilic 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS) designed to fulfill high cost/performance and durability requirements of exterior waterborne and solven...view more Tinuvin® 5151 is a liquid blend of a hydrophilic 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a basic hindered amine light stabilizer (HALS) designed to fulfill high cost/performance and durability requirements of exterior waterborne and solventborne industrial and decorative coatings. The broad UV absorbance of the used UVA of Tinuvin® 5151 makes it suitable for a wide range of coatings for wood, plastics, and metal. The synergistic combination imparts superior coating protection against gloss reduction, cracking, blistering, delamination, and color change and provides full substrate protection. view less
Request Sample Tinuvin® 1130 BASF Dispersions & Resins Tinuvin® 1130 is a liquid UV absorber of the hydroxyphenyl benzotriazole class specifically developed for industrial coating applications. Its high temperature and extraction resistance makes it especially suitable for industrial and automotive coatings. ...view more Tinuvin® 1130 is a liquid UV absorber of the hydroxyphenyl benzotriazole class specifically developed for industrial coating applications. Its high temperature and extraction resistance makes it especially suitable for industrial and automotive coatings. Because of its broad UV absorption, it also provides efficient protection to light sensitive substrates such as wood and plastics. view less
Request Sample Tinuvin® 5060 BASF Dispersions & Resins Tinuvin® 5060 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a non-basic hindered amine light stabilizer (HALS) designed to fulfill the high cost/performance and durability requirements of exterior solventborn...view more Tinuvin® 5060 is a solvent-free, liquid blend of a 2-(2-hydroxyphenyl)-benzotriazole UV absorber (UVA) and a non-basic hindered amine light stabilizer (HALS) designed to fulfill the high cost/performance and durability requirements of exterior solventborne industrial and decorative coatings and is especially suited for oxidative drying and acid catalyzed systems. The broad UV absorbance of the used UVA of Tinuvin® 5060 makes it suitable for a wide range of coatings for wood, plastics, and metal. The non-basic character of the used NOR HALS prevents possible interactions with acidic paint ingredients such as catalysts, biocides, and pigments. The synergistic combination imparts superior coating protection against gloss reduction, cracking, blistering, delamination, and color change and provides full substrate protection. view less
Request Sample Tinuvin® 928 BASF Dispersions & Resins Tinuvin® 928 is UV absorber of the hydroxyphenyl benzotriazole class developed specially for high performance coating applications. Its characteristic broadband absorption provides efficient protection to coatings and light sensitive substrates. Its excel...view more Tinuvin® 928 is UV absorber of the hydroxyphenyl benzotriazole class developed specially for high performance coating applications. Its characteristic broadband absorption provides efficient protection to coatings and light sensitive substrates. Its excellent solubility and high thermal and environmental permanence makes it particularly suitable for coatings exposed to high temperature curing processes, such as powder and coil coatings, or high environmental stress. view less
Request Sample Tinuvin® 5100 BASF Dispersions & Resins Tinuvin® 5100 is a liquid, non-basic aminoether (NOR) hindered amine light stabilizer (HALS) developed especially to give high durability to exterior industrial and decorative coatings. It is specifically designed and manufactured for coatings where a low...view more Tinuvin® 5100 is a liquid, non-basic aminoether (NOR) hindered amine light stabilizer (HALS) developed especially to give high durability to exterior industrial and decorative coatings. It is specifically designed and manufactured for coatings where a low basicity, non-interacting and high value stabilizer is required. Based on amino-ether functionality, its low basicity reduces possible interactions with acidic paint components such as curing catalysts. Its high efficiency provides significant improvement of coating performance by minimizing paint degradation that causes cracking and gloss reduction of clear coats as well as chalking and fading of pigmented paints. view less
Request Sample Tinuvin® 292 HP BASF Dispersions & Resins Tinuvin® 292 HP is a liquid hindered amine light stabilizer especially developed for color sensitive coating applications. P is a very pure mixture of two active ingredients that help maintain this products’ liquid state. It provides significantly extend...view more Tinuvin® 292 HP is a liquid hindered amine light stabilizer especially developed for color sensitive coating applications. P is a very pure mixture of two active ingredients that help maintain this products’ liquid state. It provides significantly extended lifetime to coatings by minimizing paint defects such as cracking and loss of gloss without adding additional color to the formulation. view less
Request Sample Tinuvin® 384-2 BASF Dispersions & Resins Tinuvin® 384-2 is a liquid UV absorber of the hydroxyphenylbenzotriazole class developed for coatings. Its very high thermal stability and environmental permanence makes it suitable for coatings exposed to high bake cycles and/or extreme environmental con...view more Tinuvin® 384-2 is a liquid UV absorber of the hydroxyphenylbenzotriazole class developed for coatings. Its very high thermal stability and environmental permanence makes it suitable for coatings exposed to high bake cycles and/or extreme environmental conditions. It has been designed to fulfill the high performance and durability requirements of automotive and industrial high quality finishes. Its broad UV absorption allows efficient protection of light sensitive base coats or substrates such as wood and plastics. view less
Request Sample Tinuvin® 479-DW BASF Dispersions & Resins Tinuvin 479-DW is an aqueous triazine-based UV absorber dispersion for coatings, inks, overprint varnishes, adhesives and sealants.
Request Sample Tinuvin® 770 DF BASF Dispersions & Resins Tinuvin® 770 DF is a solid basic hindered amine light stabilizer (HALS) developed for coating, adhesive and sealant applications. It is designed to meet durability requirements of all exterior solvent-based industrial coatings. It protects coatings agains...view more Tinuvin® 770 DF is a solid basic hindered amine light stabilizer (HALS) developed for coating, adhesive and sealant applications. It is designed to meet durability requirements of all exterior solvent-based industrial coatings. It protects coatings against surface defects such as gloss reduction, cracking and chalking and it ensures the retention of mechanical properties. It is broadly compatible and can be easily incorporated to achieve long term light stabilization. view less
Request Sample Tinuvin® 99-2 BASF Dispersions & Resins Tinuvin® 99-2 is a liquid UV absorber of the hydroxyphenyl-benzotriazole class designed to fulfill the high cost/performance and durability requirements of trade sales and industrial coatings. Its broad UV absorption allows efficient protection of light ...view more Tinuvin® 99-2 is a liquid UV absorber of the hydroxyphenyl-benzotriazole class designed to fulfill the high cost/performance and durability requirements of trade sales and industrial coatings. Its broad UV absorption allows efficient protection of light sensitive substrates such as wood and plastics. view less
Request Sample Tinuvin® 622 SF BASF Dispersions & Resins Tinuvin® 622 SF is a solid oligomeric low basic hindered amine light stabilizer (HALS) developed for coating, adhesive and sealant applications. It is designed to meet high performance and durability requirements of all powder coatings as well as adhesive...view more Tinuvin® 622 SF is a solid oligomeric low basic hindered amine light stabilizer (HALS) developed for coating, adhesive and sealant applications. It is designed to meet high performance and durability requirements of all powder coatings as well as adhesive and sealant applications. It protects coatings from surface defects such as gloss reduction, cracking and chalking and ensures the retention of mechanical properties. In addition, it shows thermally stabilizing and antioxidant properties. view less
Request Sample Tinuvin® 477-DW (N) BASF Dispersions & Resins Tinuvin® 477-DW (N) is an aqueous UV absorber dispersion developed for waterborne coatings. Based on a red shifted hydroxyphenyl-s-trizine chromophore, it is suited for coatings and substrates requiring strong UVA range wavelength protection. Its high he...view more Tinuvin® 477-DW (N) is an aqueous UV absorber dispersion developed for waterborne coatings. Based on a red shifted hydroxyphenyl-s-trizine chromophore, it is suited for coatings and substrates requiring strong UVA range wavelength protection. Its high heat stability and excellent photo-permanence provide superior UV stabilization and fulfill the requirements of high performance industrial, decorative, and wood coatings. view less
Request Sample Tinuvin® 400-DW (N) BASF Dispersions & Resins Tinuvin® 400-DW is an aqueous white to light beige liquid dispersion of a 2-hydroxy-phenyl-s-triazine (HPT) UV absorber (UVA). It is a versatile light stabilizer which can be used in a variety of waterborne coating systems. It has been designed to fulfill...view more Tinuvin® 400-DW is an aqueous white to light beige liquid dispersion of a 2-hydroxy-phenyl-s-triazine (HPT) UV absorber (UVA). It is a versatile light stabilizer which can be used in a variety of waterborne coating systems. It has been designed to fulfill the high cost/performance and durability requirements of interior and exterior industrial, decorative and automotive coatings. The high thermal stability and photo-permanence makes it suitable for coatings exposed to high bake temperatures and/or to extreme environmental conditions. view less
Request Sample Tinuvin® 5333-DW (N) BASF Dispersions & Resins Tinuvin® 5333-DW (N) is an aqueous dispersion of a blend of UV absorbers (UVA) and a hindered amine light stabilizer (HALS) for coatings, adhesives, sealants, and printing inks. It was also designed to meet high performance and durability requirements of ...view more Tinuvin® 5333-DW (N) is an aqueous dispersion of a blend of UV absorbers (UVA) and a hindered amine light stabilizer (HALS) for coatings, adhesives, sealants, and printing inks. It was also designed to meet high performance and durability requirements of exterior water-based industrial and architectural coatings including energy curable systems (UV, electron beam). This product is a slightly yellow dispersion. view less
Request Sample Tinuvin® 123-DW (N) BASF Dispersions & Resins Tinuvin® 123-DW (N) is solvent-free, non-basic aminoether (NOR) hindered amine light stabilizer (HALS) developed for waterborne coatings that require a non-basic, non-interacting radical scavenger light stabilizer. This dispersion fulfills most stringent ...view more Tinuvin® 123-DW (N) is solvent-free, non-basic aminoether (NOR) hindered amine light stabilizer (HALS) developed for waterborne coatings that require a non-basic, non-interacting radical scavenger light stabilizer. This dispersion fulfills most stringent durability requirements of high performance industrial and decorative applications. view less
Request Sample Tinuvin® 9945-DW (N) BASF Dispersions & Resins Tinuvin® 9945-DW (N) is a solvent-free, aqueous UV absorber dispersion for high performance industrial and decorative waterborne coating applications.
Request Sample Chimassorb® 81 BASF Dispersions & Resins Chimassorb® 81 is a solid UV absorber of the 2-hydroxy-benzophenone class. This product significantly improves the resistance of clear coatings to failures upon exposure to sunlight such as discoloration, cracking, loss of gloss and loss of adhesion. Its performance in outdoor applications can be improved further by use in synergistic combination with a hindered amine light stabilizer (HALS) such as Tinuvin® 292 or Tinuvin...view more Chimassorb® 81 is a solid UV absorber of the 2-hydroxy-benzophenone class. This product significantly improves the resistance of clear coatings to failures upon exposure to sunlight such as discoloration, cracking, loss of gloss and loss of adhesion. Its performance in outdoor applications can be improved further by use in synergistic combination with a hindered amine light stabilizer (HALS) such as Tinuvin® 292 or Tinuvin® 123. The use of Chimassorb® 81 should be reserved for applications where expectations of the final coating’s durability are moderate since the light stability of 2-hydroxy-benzophenone derivatives is known to be limited. view less