国家/地区 中国（258）
IPC部 C（258） B（29） H（15）
G（6） A（4）
IPC大类 C01（258） B82（16） H01（14）
C08（13） C09（11） B01（7）
G01（5） A61（4） B02（4）
C04（3） C10（3） C25（3）
C05（2） C23（2）
IPC小类 C01B（258）
IPC C01B032/19（258）
发明人 LI X（12） ZHANG Y（12） MIAO Z（11）
WANG Y（11） YANG Z（10） ZHANG H（10）
ZHANG J（10） CHEN Q（9） LI L（9）
LI Y（9） LIU X（9） WANG L（8）
WEI X（8） WEI Z（8） YANG Y（8）
公开年 2018（258）
申请年 2017（125）  2018（123）  2016（10） 
专利权人 UNIV YANCHEN.（11） CHENGDU GELA.（7） CHENGDU NEW .（7） CHENZHOU GUO.（6）
LI X（4） LIU Y（4） UNIV BEIJING.（4） UNIV SOUTH C.（4）
DATONG XINCH.（3） GUANGDONG ME.（3） GUANGDONG PO.（3） NANJING XUYU.（3）
SICHUAN DONG.（3） UNIV ANHUI T.（3） UNIV KUNMING.（3） UNIV ZHEJIAN.（3）
ASHINE ADVAN.（2） BEIJING HUAK.（2） BYD CO LTD（2） CHANGSHA XIA.（2）

Preparing graphene comprises uniformly dispersing graphite microchip in a medium system, physical stripping, passing crude graphene into a high-pressure microfluidic device, and performing physical sedimentation or centrifugation screening.

ZHANG H, LI Q, LI H

Preparing fluorine doped graphene nano sheet by electrochemical stripping comprises e.g. taking aqueous solution as electrolyte and graphite as anode, electrochemistry peeling and ultrasonically dispersing.

WU Z, ZHOU F, ZHENG S, SHI X, XIAO H

Physical preparation of graphene includes performing wet soaking treatment using water soaked expanded graphite, grinding, performing high pressure homogenization treatment, standing graphene dispersion, layering and spray-drying.

ZHOU L, QIN X, WU Q, ZHOU J, LIN Z

Preparation of graphene quantum dot involves calcining graphite, mixing with ammonium persulfate in N,N-dimethylformamide, ultrasonically dispersing, and hydrothermally reacting to obtain mixed solution containing graphene quantum dot.

YANG R, LIU R, XU D, MENG Q, LIU L, HUI P, CHEN L, YAN Y, XU Y, ZOU Y, DENG Q

Preparing graphene/graphene oxide composite material for preparing supercapacitor, by adding graphene oxide to liquid medium or organic solvent, ultrasonically treating, adding graphite, mixing, ultrasonically stripping, and centrifuging.

JIANG X, SHANG Y, LIU H, XU L, TANG Y

Preparing graphene involves drying graphite powder, adding organic solvent into adhesive, stirring uniformly, diluting adhesive, and adding dry graphite powder to adhesive after diluting.

TANG W, CHEN S, PENG X, ZHANG S, GU X, WANG X, WANG Y

Producing high-performance graphene concrete involves first mixing graphite and water, and subjecting the obtained mixture to aqueous phase stripping treatment, mixing obtained product with an air entraining agent, cement.

XU H, LIU F, WEN T, WANG J, GUO Y, JIN L, XU G, LI J

Separation of graphene, by preparing expandable graphite, drying, soaking dried graphite in aniline, filtering, washing filtrate, drying to obtain graphene, adding absolute ethanol, removing top layer of graphene, and drying.

CHAI L

Preparing graphene material modified by polyurethane material comprises e.g. mixing mineral oil, polyurea, sheet-shaped metal powder, ball-milling natural graphite and grinding media, pressing, filtering, ball-peeling and filtering.

CHEN Q, ZAN H

Producing graphene by physical methods comprises e.g. taking expandable graphite as raw material, then high temperature adhesive forming to predetermined size, placing formed graphite sheet in liquid phase and applying vacuum shear stress.

JIAO Y