国家/地区 世界知识产权组织（5） 中国（4） 美国（3） 欧洲专利局（EPO）（2） 日本（2） 韩国（2）
IPC部 C（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/225（9）
发明人 HUO Y（2） JI Y（2） LEI T（2）
LIU W（2） MIN J（2） PANG Z（2）
WU J（2） ZHANG P（2）
公开年 2018（9）
申请年 2018（5）  2017（4） 
专利权人 DATONG XINCH.（2）

Carbon material used as electrode material for electrical storage device e.g. nonaqueous electrolyte primary battery, includes mesopores having preset volume and has graphene layered structure, and preset BET specific surface area.

OHARA S, WADA T

Preparing graphene slurry comprises e.g. subjecting expandable graphite to high temperature expansion, pulverizing, mixing graphite powder with solvent, treating by high-speed shearing machine and performing ultrasonic treatment.

LI W, YUE X, LUO L

Preparing expandable graphite using graphene oxide or nano carbon powder, comprises e.g. milling graphene oxide powder, nano carbon powder, special graphite powder and graphite flake by grinding device.

MIN J, ZHANG P, PANG Z, WU J, LIU W, JI Y, LEI T, ZHANG Y, HUO Y

Preparing expanded graphite by using graphene composite material comprises taking e.g. graphite powder, squama graphite, and de-ionized water, heating, stirring, filtering, washing, drying, discharging, collecting and controlling.

MIN J, ZHANG P, PANG Z, WU J, LIU W, JI Y, LEI T, HUO Y

Catalyst used for hydrolyzing e.g. cellulose, comprises graphene sheet comprising sheet formed by connecting carbon skeletons having carbon atoms bonded to each other in hexagonal shape, and having carboxyl group/sulfonic acid group.

MAKOTO O, YOSHIAKI K, OKAI M, KURIHARA Y

Heat dissipation system used in e.g. power tool and microelectronic or telecommunication device, comprises heat spreader comprising unitary graphene monolith comprising closely packed and chemically bonded parallel graphene oxide planes.

ZHAMU A, XIONG W, JANG B Z

Forming graphene nanoplatelets for plastics composite involves subjecting aqueous suspension of expanded graphite to exfoliation which includes sequential treatments of sonication and high shear mixing and optionally isolating nanoplatelets.

BERTOCCHI F, CIAPPA A, CRISTIANO F, ELMARAKBI A, INNOCENTE F, VILLARO E

Preparation of graphene involves mixing crystalline flake graphite powder with infiltration mixture, adding collision liquid and permeation mixture and then carrying out multi-phase quantum self-coupling reaction, and separating.

OR L C, LEUNG S K J, SZETO Y K, OR L, LEUNG S, SZETO Y, KE L, LIANG S, SITU R

Graphene oxide synthesis involves providing graphite source, reacting the graphite source with sulfuric acid in vessel, adding potassium permanganate to the vessel to form reaction mixture, and then adding hydrogen peroxide and water.

JAYAWARDENA V C, JAYASUNDARA D R, AMARATUNGA G, JAYAWEERA V