Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
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.
Akebono Brake Industry Co. Ltd.
Copenheaver Blaine
Lesmes George F.
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