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US 12,680,586 B2Granted
Friction material
AssigneeAkebono Brake Industry Co., Ltd.
InventorsKentaro Owa, Motoyuki Miyaji, Takuya Takada, Kenta Kimura
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Abstract
There is provided a friction material including: a friction modifier; a binder; and a fibrous material. A phosphate-based dispersant is contained as the friction modifier. Preferably, a content of the phosphate-based dispersant is 0.2 mass % to 2.0 mass %. Preferably, the phosphate-based dispersant is at least one selected from a group consisting of sodium hexametaphosphate, sodium polyphosphate, and sodium pyrophosphate.
Claims10
A friction material comprising:
- a friction modifier;
- a binder;
- and
- a fibrous material, wherein
- the friction modifier comprises:
- a phosphate-based dispersant, and
- an abrasive,
- wherein a content of the phosphate-based dispersant is 0.2 mass % to 2.0 mass %.
5 more elements
Dependencies are inferred from the claim text.