Patent ID: 6387972
Filing Date: 2002-05-14
Classification: C08G

Abstract:
A process for the manufacture of polyurethane foam which comprises reacting an organic polyisocyanate with a polyfunctional isocyanate-reactive compound in the presence of a blowing agent(s) and optional additives known to those skilled in the art, and a catalytically effective amount of a catalyst system comprising:(a) a specific reactive tertiary amine compound selected from the group consisting of bis(dimethylaminopropyl)amino-2-propanol, bis(dimethylaminopropyl)amine, dimethylaminopropyldipropanolamine, bis(dimethylamino)-2-propanol, N,N,Nâ€²-trimethyl-Nâ€²-hydroxyethyl-bis(aminoethyl)ether and mixtures thereof; and (b) at least one carboxylic acid salt of the specific reactive tertiary amine compound selected from the group consisting of hydroxy-carboxylic acid salts and halo-carboxylic acid salts.