国家/地区 中国（7）
IPC部 C（7） F（4） B（3）
IPC大类 C09（7） F16（4）
IPC小类 C09K（7） F16D（3） C09G（2）
IPC C09K003/14（7）
发明人 LI J（2）
公开年 2022（4） 2021（3）
申请年 2021（7）
专利权人

Friction material for disc brake pad, is manufactured by forming non-asbestos-organic friction material composition containing binder, fiber base, organic friction modifier, calcium silicate particle as inorganic friction modifier and metal sulfide and graphene as lubricant.

OSAWA Y, OSAWA H

Magnetic rare earth friction material whose friction coefficient and temperature change in same direction comprises paramagnetic rare earth material, fiber, resin, friction adjusting material, graphite, and filler.

CHEN G, YAN G

Preparation of graphene micro-fold triboelectric nanogenerator involves facricating prestretched polymer/reduced graphene oxide micro-folds as positive electrode, using polyvinylidene fluoride as negative friction material, and testing.

LI S, ZHU X, ZHANG H, WANG B, WANG S, CHENG B, WAN T

Preparing brake sheet friction material useful in automobile comprises e.g. preparing aqueous dispersion of graphene oxide nano sheet, preparing molybdenum/chromium/zirconium powder liquid nitrogen dispersion liquid, spraying liquid nitrogen dispersion, adding ethylene glycol, dispersing.

HE M, ZHANG L, LI B, WU Y

Column wheel used for main reduction system of heavy-duty vehicle, comprises iron, carbon, manganese, chromium, nickel, aluminum, molybdenum, buffer damping mixture and diamond powder mixture.

YI Y, LI J, LI C

Preparing nano-cerium oxide-graphene composite particles involve dispersing cerium oxide in semiconductor ultrapure water, and drying dispersion solution to obtain cerium oxide powder.

LUO R, HE H, WU S, HUANG H

Polishing powder useful for fine polishing of electronic display screen comprises modified cerium oxide, lubricating particles, and samarium oxide.

LI J, HUANG G, YANG H