Gasketing material

Details Gasketing material Gasketing material

1982-05-05

1984-04-17

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

1621819, 277DIG6, 428280, 428283, 428285, 428367, 428402, 428408, 428457, D04H 108

Patent

active

044435177

ABSTRACT:
A material suitable for use in gaskets is disclosed. The material can comprise: (a) a mass of intermeshed fibers bonded to one-another at points of contact by an elastomeric binder; and (b) graphite distributed throughout the intermeshed fibers in an amount of from about 45% to 95% of the total weight of the material. The fibers can be organic and selected from the group consisting of nylon, polyester, polyamide, aramid and polybenzimidazole, or of cellulose, ceramic, glass or wollastonite. A gasket comprising the material, and a gasket comprising at least one surface layer and at least one additional layer of the material bonded thereto are also disclosed.

REFERENCES:
patent: 2473528 (1949-06-01), Hoover
patent: 3002850 (1961-10-01), Fischer
patent: 3231460 (1966-01-01), Andrews
patent: 4042747 (1977-08-01), Briton et al.
patent: 4235027 (1980-11-01), Singh
patent: 4296168 (1981-10-01), Ambrose
C & En Apr. 1, l963 vol. 41 #13 "Carbon Web Gives High Adsorption".

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