Friction material for operating in oil

Details Friction material for operating in oil Friction material for operating in oil

1992-03-13

1994-03-01

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428262, 428293, 428361, 428390, 428496, 523152, B32B 700, B32B 2506, D02G 300

Patent

active

052906272

ABSTRACT:
A friction material for operating in oil containing 5 to 70 wt. % of fibrillated ramie fibers with a freeness of 400 to 700 ml and a friction material for operating in oil further containing cotton pulp and/or aramid fibers in addition to said fibrillated ramie fibers. They improve the wear resistance of friction material under the conditions of high-speed and high-pressure applied and in moisture-containing oil.

REFERENCES:
patent: 4045608 (1977-08-01), Todd
patent: 4262788 (1981-04-01), Yamamoto et al.
patent: 4767389 (1988-08-01), Habegger et al.
patent: 4973338 (1990-11-01), Gaeta et al.

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