Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1985-12-12
1988-08-16
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
524310, 524377, 524760, 524762, C08L 7504
Patent
active
RE0327336
ABSTRACT:
A stable dispersion of a polymer in a polyol which imparts improved combustion resistance to polyurethane foams prepared therefrom wherein the polymer is a free-radical initiated copolymer containing from about 0.5 to 75 weight percent, based on the copolymer, of acrylonitrile and from about 25 to 99.5 weight percent, based on the copolymer, of at least one other polymerizible ethylenically unsaturated monomer and wherein the copolymer is characterized by a crosslinking coefficient of less than 55.
REFERENCES:
patent: Re28715 (1976-02-01), Stamberger
patent: Re29118 (1977-01-01), Stamberger
patent: 3304273 (1967-02-01), Stamberger
patent: 3383351 (1968-05-01), Stamberger
patent: 3655553 (1972-04-01), De Wald
patent: 3850861 (1974-11-01), Fabris et al.
patent: 3875258 (1975-04-01), Patton, Jr. et al.
patent: 3953393 (1976-04-01), Ramlow et al.
patent: 4093573 (1978-06-01), Ramlow et al.
patent: 4119586 (1978-10-01), Shah
patent: 4122056 (1978-10-01), Ramlow et al.
patent: 4140667 (1979-02-01), Preston et al.
patent: 4148840 (1979-04-01), Shah
patent: 4172825 (1979-10-01), Shook et al.
patent: 4214055 (1980-07-01), Seefried, Jr. et al.
patent: 4230823 (1980-10-01), Alberts et al.
patent: 4242249 (1980-12-01), Van Cleve et al.
patent: 4242476 (1980-12-01), Shah et al.
patent: 4357430 (1982-11-01), Van Cleve
patent: 4454255 (1984-01-01), Ramlow et al.
patent: 4458038 (1984-07-01), Ramlow et al.
Critchfield Frank E.
Shook Edgar G.
Simroth Donald W.
Leuzzi Paul W.
Union Carbide Corporation
Welsh Maurice J.
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