Expandable rubber/resin blend and resulting foam

Details Expandable rubber/resin blend and resulting foam Expandable rubber/resin blend and resulting foam

1979-12-14

1981-01-13

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 75, 521 98, 521907, 525229, 525230, C08J 910

Patent

active

042450551

ABSTRACT:
An expandable resin/rubber blend comprising a butadiene-acrylonitrile rubber, a vinyl chloride resin, and a polymethylmethacrylate, adapted to form chemically blown, predominantly closed cell foam in a density range of about 1.8-4 pounds/cu. ft.

REFERENCES:
patent: 2753322 (1956-07-01), Parks et al.
patent: 2757147 (1956-07-01), Pooley
patent: 2788333 (1957-04-01), Lewis et al.
patent: 2849028 (1958-08-01), Clark et al.
patent: 2956041 (1960-10-01), Reid
patent: 3660529 (1972-05-01), Groch
patent: 3808293 (1974-04-01), Garrison, Jr.
patent: 3944508 (1976-03-01), Barth et al.
patent: 4025465 (1977-05-01), Dorrn et al.
patent: 4043958 (1977-08-01), Whelan

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