国家/地区 中国（19）
IPC部 B（19）
IPC大类 C22（19） B22（17） B33（3）
C23（3） C01（2） F16（2）
IPC小类 C22C（19）
IPC C22C032/00（19）
发明人 WANG Z（4） LI X（3） HOU B（2）
LI Z（2） LIU P（2） LIU Z（2）
WANG A（2） XIE J（2） ZHANG Z（2）
公开年 2022（14） 2023（5）
申请年 2022（19）
专利权人 UNIV HENAN S.（3）

Graphene enhanced nickel-aluminum-based high-temperature anti-friction coating, is obtained by low pressure cold spraying method, where original powder comprises nickel powder, aluminum powder and aluminum oxide powder.

ZHANG L, LI Z, ZHANG G, JU J, LIU Z, TANG J

Electrical contact functional composite material useful in preparation of high and low voltage switch contact, comprises matrix phase which is dispersed copper formed by dispersion of aluminum oxide on copper matrix, and enhanced phase is molybdenum, silicon carbide and graphene oxide.

LIU Y, LI X, JIA Y, WANG Z, ZHENG X, LI Y, AN J, ZHU H, TIAN B, ZHOU M, ZHANG Y

Preparing in-situ reduction sintering layered magnesium-based graphene composite thin plate, comprises taking rare earth modified oxidation graphene acidic aluminum powder, and preparing layered magnesium-based graphene composite thin plate by multiple times of rolling.

YAN Z, ZENG J, YU Y

Preparing high-wear-resistant self -lubricating GNPS/ALSI10mg composite material comprises e.g. adding graphene, non-ionic surfactants ethyl cellulose to ethanol solvents, washing, vacuum drying, wet ball mill mixing, vacuum drying, sintering, and solidifying in discharge plasma sintering system.

CHEN Y, CHEN X, CHI H, CHEN S, CHEN 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

Copper-iron-based composite friction material useful for braking comprises tungsten carbide, nickel, manganese, chromium, copper clad graphite and graphene and copper-clad iron powder iron-copper.

LIN Y, LI X, FU C

Preparing closed cell foam metal composite material comprises adding copper salt, sodium citrate and graphene nanosheets into distilled water, ultrasonically dispersing, adding copper salt, sodium citrate and ceramic particles, coating ceramic particles loaded with copper and proposing crucible.

ZHAO Z, LIU R, YAN P, YANG L, WANG Z, ZHANG Z

Preparing titanium-aluminum-chromium-niobium pre-alloy spherical powder and single graphene layer sheet nanometre sheet, comprises e.g. adding titanium-48-alumina-nickel-boron powder and adding absolute ethyl alcohol for low energy ball milling.

MAO Z, MA D, HOU B, WANG W, WANG A, XIE J, WANG Z, LIU P

Preparing in-situ synthesis enhanced additive composite powder comprises synchronously and slowly adding titanium source precursor and dropping hydrolysis inhibitor to deionized water, adjusting pH, coating titanium dioxide sol, grinding and sieving at room temperature, and ball-milling.

SHEN S, LIU W, YI J, LI H

Preparation method of graphene and silicon carbide hybrid reinforced aluminum matrix composition material, involves mixing nano-silica particles, aluminum powder and process control agent under protection atmosphere, ball milling, adding graphene nanosheets, ball-milling at variable speed.

GENG L, LI J, BAI X, YU J, QIAN M, ZHANG J, ZHANG X