Self-catalyzing polyurethanes

Details Self-catalyzing polyurethanes Self-catalyzing polyurethanes

C - Chemistry, Metallurgy

08

G

C08G 18/08 (2006.01) C08G 18/32 (2006.01) C08G 18/42 (2006.01) C08G 18/48 (2006.01) C08G 18/72 (2006.01)

Patent

CA 2669113

A method of preparing a polyurethane resin is disclosed which consists of reacting in the absence of an independent catalyst at least one diisocyanate compound with at least two diisocyanate reactive compounds such that at least one of the diisocyanate reactive compounds contains at least one isocyanate reactive group and a carboxylic acid functional group.

Procédé d'élaboration de résine polyuréthanne par réaction, en l'absence de catalyseur indépendant, d'au moins un composé diisocyanate et d'au moins deux composés diisocyanate réactifs de sorte qu'au moins l'un de ces deux derniers composés contienne au moins un groupe réactif isocyanate et un groupe fonctionnel acide carboxylique.

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