Patent ID: 6600001
Filing Date: 2003-07-29
Classification: C08G

Abstract:
A process for the synthesis of polyurethanes comprising reacting polyurethane-forming reactants in the presence of an effective amount of a catalyst comprising at least one alkylamino oxamide of the structure: wherein:R1 and R2 are independently selected alkyl groups or can be taken together to form a five or six-membered heterocyclic ring; R3 and R4 are independently selected from the group consisting of hydrogen and alkyl; n is 2 or 3; x is 0 or 1; Y is selected from the group consisting of O and NR9, â€ƒwherein: R9 is selected from the group consisting of hydrogen and alkyl; and X is selected from the group consisting of OR10 and G, â€ƒwherein: R10 is selected from the group consisting of hydrogen and alkyl; and G is â€ƒwherein: R5 and R6 are independently selected alkyl groups or can be taken together to form a five or six-membered heterocyclic ring; R7 and R8 are independently selected from the group consisting of hydrogen and alkyl; n is 2 or 3; x is 0 or 1; and Yâ€² is selected from the group consisting of O and NR11, wherein R11, is selected from the group consisting of hydrogen and alkyl.