Hydroxymethyl quinuclidine catalyst compositions for making poly

Details Hydroxymethyl quinuclidine catalyst compositions for making poly Hydroxymethyl quinuclidine catalyst compositions for making poly

1996-05-21

1998-01-20

Sergent, Rabon

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

502167, 521129, 521155, 521164, 521166, 521170, 521902, 528 49, 528 54, 528 73, 528 74, 544193, 544222, 546133, 560 24, 560 25, 560 26, 560115, 560157, 560158, 560355, 560358, C08G 1820, C08J 904, C07D25134, C07C26902

Patent

active

057101914

ABSTRACT:
A method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of a blowing agent, a cell stabilizer and a catalyst composition comprising at least one compound of either of the following formulas IA and IB: ##STR1## where R is hydrogen, methyl or hydroxymethyl. The preferred catalysts comprise 3-hydroxymethyl quinuclidine, 3-methyl-3-hydroxymethyl quinuclidine and 4-hydroxymethyl quinuclidine.

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