Compressible soft asbestos free gasket material

Details Compressible soft asbestos free gasket material Compressible soft asbestos free gasket material

1981-11-02

1983-06-07

Robinson, Ellis P.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

277235A, 277235B, 277DIG6, 428325, 428331, 428394, 428395, 428397, 428401, 4284774, 524509, 524514, C08K 702, C08K 718, B32B 2734

Patent

active

043871780

ABSTRACT:
A gasket material comprised of fibrillated aramid fibers, diatomaceous earth and either a polyethylacrylic or polybutylacrylic latex alone or in combination with conventional curatives, antioxidants and pigments. The constituent materials are combined in a beater-addition process, and the pliable gasket material is then formed on conventional paper making equipment.

REFERENCES:
patent: 3600269 (1971-08-01), Daniels
patent: 3788651 (1974-01-01), Brown
patent: 3956566 (1976-05-01), Van Gils
patent: 3969568 (1976-07-01), Sperley
patent: 4320823 (1982-03-01), Covaleski
patent: 4330442 (1982-05-01), Lindeman

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