Catalyst for preparation of polyurethane and process for the pre

Details Catalyst for preparation of polyurethane and process for the pre Catalyst for preparation of polyurethane and process for the pre

1986-11-04

1987-12-22

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521115, 521118, 521164, 528 49, C08G 1818

Patent

active

047147199

ABSTRACT:
A polyurethane is prepared with use of a catalyst comprising a compound having the formula: ##STR1## in which n is an integer of 2 to 12, A is a hydrogen or a group of --CH.sub.2 CHRCH.sub.2 NH.sub.2 and R is hdyrogen or methyl, provided that n is 6 when A is hydrogen. The compound scarcely smells and does not elute out of the polyurethane article. The process is easy to control.

REFERENCES:
patent: 4438235 (1984-03-01), Brizgys

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