Graft copolymers of para-methylstyrene on polyols and polyuretha

Details Graft copolymers of para-methylstyrene on polyols and polyuretha Graft copolymers of para-methylstyrene on polyols and polyuretha

1984-12-24

1986-05-27

Cockeram, Herbert S.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

252182, 524377, 524762, 528 75, C08G 1814, C08G 1863, C08K 506

Patent

active

045916071

ABSTRACT:
Para-methylstyrene is polymerized under free-radical conditions in the presence of a polyol to give grafted polymeric polyols which are suitable for use in the production of polyurethane foams.

REFERENCES:
patent: 4210727 (1980-07-01), Preston et al.
patent: 4225403 (1980-09-01), Arbit
patent: 4230836 (1980-10-01), Canterino
patent: 4242249 (1980-12-01), Van Cleve et al.
patent: 4242465 (1980-12-01), Canterino
patent: 4281083 (1980-08-01), Arbit
patent: 4388440 (1980-08-01), Murray
patent: 4397988 (1983-08-01), Sherman

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