国家/地区 中国（144） 韩国（13） 美国（12） 世界知识产权组织（12） 台湾（6） 欧洲专利局（EPO）（2） 日本（2）
IPC部 C（178） B（73） H（51）
G（8） D（5） F（5）
A（4）
IPC大类 C01（178） H01（42） B82（32）
B01（30） C09（13） H05（11）
C08（10） B22（7） C25（7）
B29（4） C23（4） G01（4）
B32（3） C30（3） D06（3）
IPC小类 C01B（178）
IPC C01B032/184（178）
发明人 LIU Y（9） CHEN Y（7） WANG X（7）
ZHANG H（7） CAI J（6） HAO Z（6）
WANG J（6） WANG Y（5） YANG Y（5）
ZHANG L（5） ZHAO Y（5） HU M（4）
LI Y（4） LIU Z（4） YANG C（4）
公开年 2022（178）
申请年 2021（178）
专利权人 GUANGDONG MO.（6） UNIV EAST CH.（4） UNIV EAST CH.（4） YUNNAN HUAPU.（4）
HARBIN INST .（3） UNIV SHANXI（3） ZHEXI NEW MA.（3） BEIJING INST.（2）
BEIJING MENG.（2） BEIJING SCIE.（2） DONGGUAN HON.（2） GUANGDONG AC.（2）
HANGZHOU GAO.（2） HANGZHOU JIA.（2） JINHUA WANGD.（2） KOREA ADVANC.（2）
LV H（2） RAN H（2） SHANGHAI LAN.（2） SHANGHAI NAT.（2）

Preparing graphene, comprises mixing graphene oxide solution with reducing agent and reacting to obtain reduced graphene oxide solution, adding dispersing agent into reduced graphene oxide solution and reacting after mixing to obtain uniformly dispersed graphene solution.

YANG S

Producing graphene composite film useful in heat dissipation material for ultra-large-scale consumer electronics, comprises vacuum pressing an expanded graphite powder and a graphene film to obtain the graphene composite film.

ZHOU Y, LIU X, WANG W, LI L, CHENG W

Preparing patterned graphene, comprises forming accommodating passage in silicon carbide base, providing catalyst and insulating substrate, placing catalyst in accommodating passage, and placing sandwich structure in heating device.

GAO B, ZHANG C, GU J, WU T, ZHU H

Manufacturing graphene-based film on substrate by providing laser source, target material comprising carbon source, selecting laser fluence, pulse duration, and repetition rate of laser pulse on target substrate, and exposing target material to laser beam pulses to decompose target material.

YANNOPOULOS S N, BHORKAR K, SAMARTZIS N, ATHANASIOU M, DRACOPOULOS V, IOANNIDES T

Producing graphene useful in e.g. nanomaterial, ink, heat dissipation material, ultra-light material, energy electrode material, and transparent electrode, comprises performing heat treatment of trinaphthotrinaphthylene-based compound.

AHN S, HWANG J Y, KIM Y J, KANG M S

Preparing reduced graphene flexible conductive film and three-step moderate reduction used in e.g. flexible film sensor by ultrasonically cleaning polyethylene terephthalate (PET) flexible base film, adding graphene oxide solution, reacting, surface-reducing graphene oxide film and drying.

TIAN Y, GUO N, GENG H

Preparing fluid catalytic cracking oil slurry base porous graphene material useful for lithium-ion battery cathode material, comprises extracting and separating FCC oil slurry with extractant to obtain aromatic components and mixing with crosslinking agent and catalyst, catalytically crosslinking.

ZHANG R, YU Z, XU Q, BI Q, WANG X, LIU Y, ZHAO Q, ZHANG H, WU M, WANG L

Preparing graphene-like material comprises heating copper substrate, depositing precursor molecule onto copper substrate to obtain chlorine-based graphene by self-assembly through dehalogenation reaction, where precursor molecule is 2,4,6-trichloro-1,3,5-triazine molecule.

KONG H, CHENG S, RU J, PENG X, QIAN Y

Method for preparing graphene by catalyst auxiliary microwave excited metal discharge, involves generating local high temperature and local plasma, which can enhance front end of microwave induced metal wire array fast discharge.

HU M, NAN J, ZENG H

Direct growth method of multilayer graphene through pressure heat treatment, comprises forming etch stop layer, forming metal catalyst layer, forming amorphous carbon layer and directly growing multilayer graphene on seed layer.

KIM H, KIM S K, MI K H, YOO C S, JOJINWOO, KIM H Y, JEONJUNHYUCK, YUNSUNGHO, SUNG K H, LEE S M