Flexible polyurethane foams prepared from poly(alkylene carbonat

Details Flexible polyurethane foams prepared from poly(alkylene carbonat Flexible polyurethane foams prepared from poly(alkylene carbonat

1985-12-30

1987-12-15

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

252182, 521111, 521112, 521131, 521159, 521170, 521172, 521173, C08G 1814

Patent

active

047133996

ABSTRACT:
In one aspect, this invention is a polyurethane foam which is the reaction product of a reaction mixture comprising a poly(alkylene carbonate) polyol, a silicone surfactant, a blowing agent, and a polyisocyanate.
In another aspect, this invention is an active hydrogen-containing composition comprising a poly(alkylene carbonate) polyol having an equivalent weight from about 100 to about 3000, a blowing agent and a silicone surfactant.

REFERENCES:
patent: 3312653 (1967-04-01), Pace
patent: 4554295 (1985-11-01), Ridge

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