国家/地区 中国（21） 美国（19） 世界知识产权组织（18） 日本（15） 欧洲专利局（EPO）（14） 韩国（10） 澳大利亚（3） 台湾（3） 加拿大（2）
IPC部 C（35） B（23） H（17）
G（3）
IPC大类 C01（35） B82（20） H01（17）
B32（5） C07（4） B01（3）
C09（3） C23（3） C25（3）
B05（2） C08（2） C30（2）
G01（2）
IPC小类 C01B（35）
IPC C01B032/184（35）
发明人 ABDELKADER A M（2） CHEN Q（2） DRYFE R A W（2）
HAN G（2） JEFF R A W（2） KINLOCH I A（2）
LI W（2） WANG W（2） WANG Y（2）
WEI D（2） ZHAO F（2） ZHAO G（2）
公开年 2014（12） 2015（11） 2013（10） 2017（2）
申请年 2013（35）
专利权人 LG ELECTRONI.（2） NAT INST MAT.（2） SHANGHAI ORG.（2） UNIV MANCHES.（2）

Preparing graphene material, comprises adding graphene oxide into dispersion medium to obtain suspension of oxidized graphene, spray drying the suspension to obtain graphene granules; and reducing graphene particles by atmosphere reduction.

WANG Y, HONG M

Preparing nanocomposite of graphene and carbon nanotube for transfection of genes, involves heating iron and carbon precursors in gas/vapor chamber, vaporizing precursors and charging vapors containing precursor elements by inert gases.

LANCELOTTI M, DE HOLLANDA L M, ZANIN H, CAETANO MARQUES V E, CORAT E J, DE OLIVEIRA LOBO A

Preparing anthracite based graphene oxide comprises e.g. preparing ultra-clean anthracite powder, adding dispersant, carrying out ultrasonication to prepare dispersion liquid, and preparing graphene oxide colloid solution.

ZHANG L, ZHANG M

Patterning of graphene oxide film used in production of electronic component, involves depositing graphene oxide film on substrate, reducing portion of film, and producing pattern of reduced graphene oxide area in graphene oxide film.

BORINI S, WEI D, WHITE R, BESSONOV A A

Porous graphene nanosheet used in lithium ion battery cathode material, prepared using e.g. metal source and carbon source.

CHEN X, SONG H, SONG R

Preparation of graphene powder involves mixing soluble metal salt and soluble phosphate, drying, obtaining layered phosphate, adding carbohydrate aqueous solution, precarbonizing, calcining, adding to hydrochloric acid and drying.

WANG L, YANG G

Preparation of organic solvent-dispersed graphene material comprises treating by reducing graphene oxide, dispersing reduced graphene oxide, and reacting with alkylating agent.

CHEN Q, LIU C, LI W, WANG W, WU H, ZHAO F, ZHAO G, ZHAO S

Preparation of graphene involves mixing graphite powder, ammonium salt and polyol or polyol aqueous solution, stirring and heating liquid mixture using microwave radiation.

JI T, MA N

Preparation of graphene involves contacting metal and composition containing graphene oxide under conditions sufficient to reduce portion of graphene oxide to graphene.

ZHAO C, MIN S, DONG X, QIAN X

Manufacture of graphene foam used for e.g. forming electric circuit, involves heating carbon source, then heating gas-generating substance, heating resultant mixture, foaming liquid substance and produced gas, and graphitizing.

WANG X B, BANDO Y, GOLBERG D