Method for polyurethane foam using a tri-tertiary amine catalyst

Details Method for polyurethane foam using a tri-tertiary amine catalyst Method for polyurethane foam using a tri-tertiary amine catalyst

1980-08-28

1981-10-27

Cockeram, H. S.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

528 53, 564511, 564512, C08G 1814, C08G 1818, C07C 8718, C07C 8720

Patent

active

042974437

ABSTRACT:
A method of catalyzing the curing of polyurethane foams formed by reacting a polyol with a diisocyanate in the presence of a blowing agent and a catalyst comprising using as the catalyst a compound of the formula ##STR1## where n is 0 or 1, R is methyl or ethyl and R' is hydrogen, methyl of dimethylamino.

REFERENCES:
patent: 2987547 (1961-06-01), Mahan
patent: 4212952 (1980-07-01), Murphy et al.

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