国家/地区 中国（10） 美国（6） 世界知识产权组织（6） 日本（4） 欧洲专利局（EPO）（3） 韩国（3）
IPC部 C（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B032/225（13）
发明人 ZHANG J（2）
公开年 2017（9） 2018（4）
申请年 2017（13）
专利权人 HARBIN BAIDU.（2）

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

Obtaining graphene oxide used to purify water, comprises e.g. mixing lamellar graphite powder with intercalating material, separating the structural lamellas with sodium nitrate, and adding mixture to sulfuric acid with continuous stirring.

TERENCE M C, CARRIO J A G, NASCIMENTO R S D, GUEVARA CARRIO J A, DO NASCIMENTO R S

Device for preparing graphene, comprises water pump connected with first reaction vessel filled with weak acid electrolyte and second reaction vessel, where metal plate is embedded with first reaction vessel and second reaction vessel.

ZHANG J

Graphene continuous dilating device comprises feeding system, expanding system and collecting system, where feeding system comprises top end connected with feeding of spiral feeder, and swelling system comprises furnace body.

WANG Z, ZHU S, GAO L, SUN P, WANG L, XUE J, ZHAO C, WANG Y

Graphene production system comprises graphite furnace, secondary ultrasonic device and filtering device, where graphite furnace and secondary ultrasonic device are connected with each other, and discharging device is set above furnace body.

LI L

Preparation of graphene oxide nanoplatelets involves using flexible graphite coil, strip or carbon fiber wire as raw material and subjecting to electrochemical intercalation and electrolytic oxidation stripping using drive of feeding device.

PEI S, REN W, CHENG H, HUANG K

Preparing expanded graphite or graphene from electrolytic aluminum waste cathode carbon comprises e.g. adding electrolytic aluminum waste cathode carbon, crushing, placing in oxidation device, stirring or rolling mixing mechanism.

YIN X