国家/地区 中国（9）
IPC部 B（9）
IPC大类 B22（9）
IPC小类 B22F（9）
IPC F16D069/02（9）
发明人 WANG J（2） ZHANG X（2）
公开年 2022（4） 2020（2） 2023（2）
申请年 2022（5）  2020（2）  2021（2） 
专利权人

Preparing graphene copper-based composite material, comprises e.g. mixing graphene slurry and copper-based powder, compressing powder to obtain green body, vacuum calcining, subjecting to solution heat treatment and aging heat treatment to obtain graphene copper-based composite material.

WANG X, XIAO Z, CAO Z, LI J

Graphene of high speed train braking sheet material comprises matrix component, matrix reinforcing component, friction component, and lubricating component, and matrix reinforcement is composed of graphene oxide and iron powder.

LIU B, ZHANG D, LIU Z

Multi-metal-based wear-resistant disc brake pad useful e.g. for passenger and cargo, comprises e.g. organic binder, rare earth modified metal reinforcing material braided fiber, nano-carbon-based modified metal powder, inorganic reinforcing fiber, and friction performance modifier.

HUANG X, WANG Z, ZHANG X, ZHOU L, SUN Q

Aluminum-based brake friction plate used in mechanical component, brakes and mechanical engineering application, comprises friction material comprising copper powder, iron powder, silicon dioxide, rubber powder, anti-wear agent and filler, and aluminum substrate.

TENG H, HE J

Friction material used for brake or transmission device, comprises metal material comprising copper powder and iron powder, bonding material comprising resin, abrasive, fiber-reinforced material, friction-increasing material, friction-reducing material, function-enhancing material, and other filler.

WANG J, WANG H

Wear-resistant and noise-reducing bionic double-layer wear-resistant ceramic brake pad for use as key component of vehicle brake system, comprises base layer and contact layer located above base layer, where contact layer is set with triangular groove filled with wear-resistant adjusting material.

YANG H, SHEN Y, YE B, AN X, LI Z, YANG Z

Friction material used for brake sheet comprises matrix component (copper-coated iron powder), friction component (tungsten carbide), reinforcing component (transition metal alloy powder) and lubricating component (graphene and silicon carbide whisker).

KANG L, YANG Y, MA Y, ZHANG X, HUANG F, MA B, WANG J, LI S

Powder metallurgy brake pad matched with carbon ceramic brake disc for high-speed railway train brake system, comprises e.g. iron powder, copper powder, scaly graphite, graphene, ferrous sulfide powder, silicon carbide and titanium dioxide.

QU X, ZHANG P, ZHANG L

Brake material comprises steel fiber, asbestos, graphite, graphene, chromium oxide, molybdenum dioxide, copper, barium sulfate, sepiolite fiber, adhesive and regulators, where the steel fiber includes wavy steel fiber, hook-end steel fiber.

JIANG H, SUN X, LIU F, LU C, CHANG X