国家/地区 中国（4）
IPC部 C（4） F（4）
IPC大类 C09（4）
IPC小类 F16D（4）
IPC F16D069/02（4）
发明人
公开年 2021（4）
申请年 2019（2） 
专利权人

Rare earth carbide catalyst used in preparation of high-carbon friction material, is prepared by loading rare earth oxide on catalytic carrier.

ZHOU G, CHEN B, JIAO H, SHI W

Graphene friction material useful for brake lining in drum brake comprises modified graphene oxide material, surfactant, trigger agent and fiber material.

WANG L

Brake pad comprises friction layer, steel back, and adhesive layer, and is prepared by preparing adhesive layer made of e.g. modified graphene and silicon carbide, adding friction layer and steel back, hot pressing, leveling, and curing.

UNANNOUNCED I

Copper-free and asbestos-free organic friction material with reinforcing material for organic friction product, includes binding materials, non-copper fillers, acid-base adjusting materials, inorganic fibers, or non-copper metal fiber.

WANG H