国家/地区 中国（11）
IPC部 B（11）
IPC大类 B22（11） C01（11） B82（5）
C09（2） C22（2）
IPC小类 B22F（11）
IPC B22F009/24（11）
发明人 LI X（3） HE D（2）
公开年 2021（11）
申请年 2021（8）  2020（3） 
专利权人

Preparing reduced graphene oxide/nano silver composite film useful in flexible conductive material field, comprises e.g. adding ammonia water solution and reducing agent gallic acid, heating in water bath, filling layer of filter film in sand core funnel, filtering to dry state, and drying.

CHEN T, DING Z, HUA Y, TANG Y

Graphene and nano-silver composite material comprises resistivity of graphene and nanosilver composite material, and is prepared by reacting graphene oxide with secondary oxidant to obtain modified graphene oxide.

GUO X, LIU Z, XIE L, LI X, CHEN C

Preparation of silver-loaded graphene/copper self-lubricating material used in e.g. vehicle application, involves dispersing graphene nanosheets and sodium dodecyl sulfate in dimethylformamide, dispersing with silver nitrate solution, hydrothermally-treating, mixing copper powder, and sintering.

ZHANG B, BAI G, MIN Z, YANG X, SUN H, CAI L, JIA J

Preparation of graphene oxide composite superfine silver powder involves mixing and reacting solutions comprising dispersed graphene oxide in deionized water, and silver nitrate, and Arabic gum, ascorbic acid, deionized water, and silver nitrate, stirring, heating, filtering washing, and drying.

LI X, GAO S, QIN L, KANG S

Preparing graphene noble metal composite slurry, involves mixing e.g. graphene oxide and noble metal in water and ethanol, heating with non-polar solvent, heating precursor with organic solvent, centrifuging and dispersing in organic matrix.

GAO L, HUANG K, GUO B

Preparation of graphene-metal composite nanofluid for micro-pipeline blockage application, involves mixing m-s-m-type Gemini surfactant solution with metal precursor, dripping in surface-modified graphene oxide suspension, stirring, adding reducing agent, adjusting pH and reacting.

LI D, WU Q, WANG L, SONG M, SUN X

Preparing a titanium-graphene composite material with strong plasticity matching involves dispersing graphene oxide in a mixed solvent of deionized water and alcohol, mixing deionized water and alcohol according to a volume ratio.

DONG L, ZHOU L, CUI W, ZHANG Y

Preparing composite wave absorbing material involves taking N,N-dimethylformamide and ethylene glycol in beaker, and mixing, weighing graphite oxide, sonicating, stirring, and adding nickel nitrate hexahydrate and zinc nitrate hexahydrate.

SHU R, DENG L, WU Y, LI X

Processing surface modification of graphene comprises utilizing graphene as reinforcing phase, adding dopamine hydrochloride solution, dispersing, stirring, avoiding light, adding copper sulfate solution, reacting and stirring.

WANG F, HUANG P, HE D

Preparing nano-metal particle doped graphene film, comprises e.g. mixing metal salt, graphene oxide/graphite oxide with water/organic solvent, preparing suspension liquid or slurry into film and pyrolyzing or chemically reducing.

HE D, FU H, XIAO Y, LI L