| Desmodur® E 22 | Covestro (formerly Bayer MaterialScience) 科思创 | Desmodur® E 22 is an aromatic polyisocyanate prepolymer based on diphenylmethane diisocyanate. It can be used in the formulation of highly flexible one- and two-component polyurethane coatings and adhesives. It can also be used as a binder for flexible aggregates, roof and concrete sealer...view more Desmodur® E 22 is an aromatic polyisocyanate prepolymer based on diphenylmethane diisocyanate. It can be used in the formulation of highly flexible one- and two-component polyurethane coatings and adhesives. It can also be used as a binder for flexible aggregates, roof and concrete sealers and rubber granules. This product has an NCO content of 8.6 ± 0.3%, a viscosity at 23°C of 2,800 ± 400 mPa·s, and an equivalent weight of 472-506. Desmodur® E 22 is suitable for the flexibilization of Desmodur® E 21/E 23 or similar products and as a binder for rubber granules. Desmodur® E 22 is also suitable for use in the formulation of solvent-free moisture-curing one-component adhesives or in combination with Baycoll to formulate two-component adhesives. These can be used to bond many materials, e.g. wood, metal and plastic. view less |
