Non-asbestos friction material
AssigneeAkebono Brake Industry Co., Ltd.
InventorsShigemi Sasahara, Takayuki Watanabe
Life of this patent
Estimating the term…
Abstract
A non-asbestos friction material is disclosed, which comprises a non-asbestos fibrous reinforcement, a thermosetting resin binder, and a filler as the main components, wherein the fibrous reinforcement is a combination of plural kinds of non-asbestos fibers and contains sepiolite fibers, cellulose fibers, and an acryl pulp as the fibrous reinforcement. The friction material of the present invention is excellent in fade characteristics, stability of effectiveness, etc., and low in cost.
Claims3
A non-asbestos friction material comprising a non-asbestos fibrous reinforcement, a thermosetting resin binder, and a filler as the main components, wherein said fibrous reinforcement is a combination of plural kinds of non-asbestos fibers and contains, as the fibrous reinforcement, from 1 to 20% by weight of sepiolite fibers, from 1 to 25% by weight of cellulose fibers, and from 1 to 10% by weight of acryl pulp, wherein the weight ratio of the sepiolite fibers to cellulose fibers is from 1/1 to 1/3, said fibrous reinforcement optionally containing other materials.
Dependencies are inferred from the claim text.