国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C08K（4）
IPC C08K003/08（4）
发明人 LIANG Y（2）
公开年 2022（4）
申请年 2022（4）
专利权人

Modified core-shell masterbatch toughened polypropylene random copolymer (PPR) pipe comprises tube body comprising outer layer, middle layer and inner layer, where outer layer comprises PPR resin, modified nano-calcium carbonate and dispersant.

MO Y, LU Z, LI Y, LI H, SHI K, LIANG Y, LAN J

Preparing polytetrafluoroethylene composite rotary control head seal comprises molding mixed powder to obtain blank and sintering blank at high temperature to obtain polytetrafluoroethylene composite material, and performing mechanical processing and heat treatment.

LI Z, JIANG L, TANG M, LI S, LIANG Y, JIANG Y, REN W, DENG X, ZUO X, LIU X, YANG B, TANG G

Aramid graphene modified heat dissipation and wear-resistant brake pad comprises alloy powder, rubber powder, ceramic fiber, silicone modified phenolic resin, aramid fiber, graphene, aluminum oxide, titanium nitride and silicon carbide.

QU X

Processing cold-resistant water pipe useful in e.g. polyvinyl chloride water supply pipe, comprises e.g. ultrasonically dispersing graphene oxide and deionized water, centrifuging, reacting, stirring polypropylene, ethylene-octene copolymer, high-density polyethylene, and performing melt extrusion.

LU X, GU N