国家/地区 中国（11） 日本（4） 韩国（3） 世界知识产权组织（2）
IPC部 C（21） H（6） B（5）
IPC大类 C01（21） H01（4） B02（2）
H05（2）
IPC小类 C01B（21）
IPC C01B032/19（21）
发明人 WANG X（4） JIANG C（3） KOBAYASHI H（3）
LI B（3） QI G（3） RU Y（3）
SONG Z（3） ZHANG J（3） ZHANG X（3）
CHEN X（2） WU B（2） YANG Y（2）
ZENG X（2） ZHAO X（2） ZHAO Y（2）
公开年 2022（21）
申请年 2020（21）
专利权人 CHINA PETROL.（3） KOBAYASHI H（3） SINOPEC BEIJ.（3） SHANDONG HAI.（2）

Preparation of graphene involves growing graphene film on growth substrate, setting viscose layer on surface of graphene film, removing growth substrate and using water or cleaning organic solvent, and etching away from surface film.

FAN S, LI Q, JIN Y, ZHANG L, ZHANG T

Producing graphene used e.g. in filter, involves providing polymeric graphene precursor comprising donor atoms, subjecting polymeric graphene precursor to bulk thermal heat treatment to produce graphene and subjecting graphene to mechanical exfoliation treatments.

HUANG Y, LI L

Continuous mass production of graphene comprises injecting inert gas into plasma apparatus to generate plasma, injecting expandable graphite and intercalation graphite, expanding by thermal plasma treatment and cooling collected graphene.

KYOUNGJEONGBAE, CHOI S, NGUYENDINHHUONG

Preparing hybrid complex useful for preparing electrode active material for lithium-ion battery comprises mixing graphene or transition metal dichalcogenide, injecting nitrogen, mixing cation precursor solution, and ion-exchanging.

YUN H N, PARK S, JUNG K, YANG J, YOO J J, HYUN R M, LEEYOUNGA, JANG G Y, SHIN H

Graphene micro-platelet aggregate useful in energy storage material, and environmental engineering, formed by aggregation of graphene micro-platelets, where graphene micro-platelet aggregate has layered structure microscopically.

ZHAO X, SU K, YANG Y, WU B

Preparing graphene by liquid phase exfoliation, comprises dissolving polyvinylpyrrolidone in anhydrous alcohol, mixing flake graphite powder and concentrated aqueous ammonia or ammonium bicarbonate, mixing mixture of graphite powder and alcohol, and carrying out ultrasonic dispersion treatment.

WEN G, LIU T, WANG X, HUANG M

Graphene used in sensor, electronic component and biomedicine, is prepared by mechanical peeling method, that includes crushing and grinding in closed apparatus with grinding discs inside, and further centrifuging, distilling and drying.

HU C, GUO Z, JIANG C, ZHANG H, SONG Z, ZHANG J, HAN P, RU Y, JIANG H, LAI J, CAI C, LI B, QI G, ZHANG X, WANG X

Graphene used in sensor, electronic component and biomedicine, prepared by mechanical exfoliation method.

ZHANG X, ZHAO Y, ZHANG J, RU Y, SONG Z, LI B, JIANG C, CHEN X, ZENG X, QI G, WANG X

Grinding disc device for preparing graphene, has sealed kettle body with air inlet and discharging outlet, where inner part of kettle body is provided with rotating component for driving grinding disc component to rotate, stirring paddle located below lower grinding disc, and baffle.

ZHANG X, ZHAO Y, ZHANG J, RU Y, SONG Z, LI B, JIANG C, CHEN X, ZENG X, QI G, WANG X

Method for preparing graphene by continuous electric explosion cracking graphite, involves processing graphite fine powder by pulse shock wave, and finishing peeling and obtaining graphene powder material.

FENG S