Non-asbestos friction composition capable of manufacturing in dr

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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523155, 523156, 524 16, C08K 714, C08K 326, C08K 300

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active

047229497

ABSTRACT:
A non-asbestos friction composition capable of manufacturing in dry process is disclosed characterized in that, to a composition used 1 to 10 vol. % of aramid fiber pulp and 10 to 40 vol. % of inorganic fibers and added with binder resin and friction modifier, 1 to 6 vol. % of cork powder is added as a processing aid.

REFERENCES:
patent: 2553215 (1951-05-01), Schultz
patent: 2569539 (1951-10-01), Schultz
patent: 2787569 (1957-04-01), Smith
patent: 2954853 (1960-10-01), Maierson et al.
patent: 4219452 (1980-08-01), Littlefield
patent: 4373038 (1983-02-01), Moraw et al.
DuPont; DuPont Develops Pulp Form of "Kevlar" for Asbestos Replacement Applications; Bulletin; Feb. 1981; 523-155.

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