Patent ID: 9593135
Date: 2017-03-14
CPC Classifications: C07F,C08G

Claim:
1. A composition comprising A) an isocyanate of formula (I) wherein A is a straight-chain, branched, substituted and/or unsubstituted aliphatic hydrocarbyl of 1 to 12 carbon atoms or substituted or unsubstituted cycloaliphatic hydrocarbyl of 4 to 18 carbon atoms, wherein R wherein R wherein —R B) a Bronstedt or Lewis acid or a compound which releases a Bronstedt or Lewis acid at room temperature selected from the group consisting of a carboxylic acid, a mineral acid, an acyl halide, an alkyl halide, an aryl halide and a mixture thereof wherein the Bronstedt or Lewis acid or the compound which releases a Bronstedt or Lewis acid at room temperature is present in an amount of 0.0001 to 1 per cent by weight of the mass of the isocyanate in the composition.