Desmodur® VK 10

Covestro (formerly Bayer MaterialScience) 科思创

Desmodur® VK 10 is a mixture of diphenylmethane-4,4'-diisocyanate (MDI), with isomers and higher functional homologues (PMDI). It is a mixture of monomeric polyisocyanates that is suitable for combination with Baycoll® in the formulation of adhesives. This product is a solvent-free, dark brown liquid of low viscosity at temperatures above 10°C, that may partially crystallise at lower temperatures. It has an NCO content of 31.5 ± 1.0%, a viscosity 25°C 90 ± 20 mPa·s, a pot life of 12 - 16 min., and a vapor pressure at 20°C (MDI) < 10^-5 hPa.

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