国家/地区 中国（3）
IPC部 B（3）
IPC大类 B22（3） C01（3） C22（3）
IPC小类 B22F（3）
IPC C22C032/00（3）
发明人 WANG Z（3）
公开年 2021（3）
申请年 2020（3） 
专利权人

Preparation of powder metallurgy friction materials involves preparing graphene-nano-silica hybrid material, ball milling, mixing with e.g. iron powder, adding kerosene, compressing, fixing on supporting steel back, sintering, and cooling.

WANG Z, LI J, MIAO P, GAO F, LIU Z, CAI G, ZHANG M, GUO G

Preparing titanium carbide-reinforced titanium-based composite material used in e.g. aerospace, by drying titanium hydride in polyvinyl alcohol solution, adding to aqueous dispersion, adding carboxy-containing carbon source and sintering.

YANG C, CHEN T, QU S, LI Y, HONG Z, JIA D, LU Z, WANG Z

Multi-order load-type graphene oxide hybrid copper-chromium electrical contact material comprises graphene oxide, nano-cerium dioxide particles loaded with chromium on surface of graphene oxide, and copper and impurities.

ZHANG Y, ZHOU M, AN J, LI L, TIAN B, SONG K, WAN X, WANG Z, JIA Y, LI X, LIU Y, FU M, ZHANG X, WANG B, GENG Y, BAN Y, ZHANG P, LIANG S