Friction material composition and friction material therefrom
AssigneesHitachi Chemical Company, Ltd., Japan Brake Industrial Co., Ltd.
InventorsManabu Ono, Teruyuki Nagayoshi, Mitsuhiro Inoue, Takenori Abe
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Abstract
The present invention is to provide a friction material composition comprising a fibrous material except for asbestos, an inorganic friction regulating agent, an organic friction regulating agent and a binder, wherein active alumina is contained as the inorganic friction regulating agent, and a fluorine series polymer is contained as the organic friction regulating agent, and to provide a friction material using the friction material composition.
Claims19
A friction material composition which comprises a fibrous material except for asbestos, an inorganic friction regulating agent, an organic friction regulating agent and a binder, wherein active alumina is contained as the inorganic friction regulating agent in an amount of 1 to 15% by weight based on the whole composition, and a fluorine series polymer is contained as the organic friction regulating agent in an amount of 0.3 to 6% by weight based on the whole composition.
Dependencies are inferred from the claim text.