Patent ID: 11879513
Assignee: AKEBONO BRAKE INDUSTRY CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A friction material comprising:
a. at least one lubricant including an amount of graphite, wherein the at least one lubricant includes both a natural graphite and a synthetic graphite;
b. a micro-particulated material having a particle size of about 500 microns or less and that is a zinc calcium strontium aluminum orthophosphate silicate hydrate;
c. one or more filler materials including both lithium titanate and potassium titanate;
d. aramid pulp as a processing aid; and
e. an organic binder including phenolic resin, wherein the organic binder has less than 1 percent by weight of free phenol;
wherein the friction material is both asbestos free and copper free.