国家/地区 中国（8）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B032/198（3） C01B031/04（2） C01B032/194（2）
C22C001/05（2） C22C009/00（2） H01H001/025（2）
发明人 ZHANG Y（3） AN J（2） BAN Y（2）
FAN X（2） FU M（2） GENG Y（2）
HUO F（2） JIA Y（2） LI L（2）
LI X（2） LIANG S（2） LIU Y（2）
PENG S（2） SONG K（2） TIAN B（2）
公开年 2014（2） 2017（2） 2021（2）
申请年 2017（3）  2013（2）  2020（2） 
专利权人 UNIV HENAN SCI TECHNOLOGY（8）

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

Preparing nano-graphene oxide in-situ strengthened copper-chromium electrical contact material comprises e.g. preparing graphene oxide nanosheets using graphite powder, adding sulfuric acid, sodium nitrate and graphite into flask.

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

Amine-functionalized graphene oxide supported non-noble metal nano-catalyst comprises active component composed of nickel and copper, and amine-functionalized graphene oxide structure.

ZHANG J, WANG Y, DONG Y, ZHU Y, DU X, MI G, DUAN Y, SONG B

Preparation of rare earth surface modified graphene, involves mixing concentrated nitric acid and concentrated sulfuric acid to obtain mixed acid solution, adding graphene to mixed acid solution, and surface roughening.

ZHENG K, ZHANG M, WANG H, HUO F, YAO H, SUN M, PAN Y

Method for surface modification of graphene, involves adding graphene oxide to nitric acid, adding silver acetate, ultrasonically processing oxidized graphene loaded with silver particles in deionized water, adding hydrazine hydrate.

ZHENG K, HUO F, WANG H, ZHANG M, ZHAO P, YAO H, ZHU Y, ZHANG K

Preparation of graphene by dispersing graphene in sulfuric acid, adding potassium permanganate and sodium nitrate, heating, adding distilled water, deionized water, and hydrogen peroxide, heating, dispersing, and adding organic solvent.

HE Y, YAO D, ZHANG H, ZHANG Y, ZHENG X

Preparing graphene powder material used in solar cell involves adding graphite oxide in organic alkali solution, ultrasonically dispersing to obtain graphene dispersion liquid, adding organic boron hydride, stirring, solid-liquid separation.

LIU J, PENG S, FAN X

Polyvinylpyrrolidone-graphene catalyst support material for metal catalyst preparation contains graphene which is covalently bonded to polyvinylpyrrolidone.

LUO J, PENG S, WU Y, FAN X