国家/地区 中国（60） 美国（11） 日本（9） 印度（8） 世界知识产权组织（8） 欧洲专利局（EPO）（6） 韩国（6） 加拿大（5） 澳大利亚（3） 巴西（2）
IPC部 B（75）
IPC大类 C01（75） B82（32） B01（24）
H01（16） B02（8） C08（5）
C09（5） G01（5） B22（4）
B29（4） C25（4） B32（3）
B33（3） D01（3） H05（3）
IPC小类 C01B（75）
IPC C01B032/19（75）
发明人 LI X（6） ZHANG J（5） LI J（4）
LIU J（4） XU J（4） ZHANG X（4）
CHEN J（3） LI B（3） LIU Z（3）
WANG B（3） WANG X（3） CHEN S（2）
DHALI S（2） HU Z（2） HUANG Y（2）
公开年 2021（51） 2020（19） 2022（5）
申请年 2020（75）
专利权人 UNIV HANGZHO.（4） DHALI S（2） KARAKOTI M（2） KOBAYASHI H（2）
PANDEY S（2） SAHOO N G（2） SHANDONG HUA.（2） TEWARI C（2）
UNIV CHONGQI.（2）

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

Producing graphene by forming buffer layer made of silicon oxycarbide and single layer of graphene formed on buffer layer on surface of silicon carbide substrate by heating silicon carbide substrate in atmosphere of acetylene gas and oxygen gas, and peeling single layer of graphene.

TANIYASU Y, SASAKI K, TANAKA S, KAJIWARA T

Collection of graphene aggregates used in manufacture of paste, involves classifying graphene into collection of graphene covered with n-butanol of multiple sizes, filling parallel plate electrode with n-butanol, producing graphene aggregate, and classifying into collection of covered graphene.

KOBAYASHI H

Production of paste for forming film, involves flatly packing aggregates of scaly graphite particles/massive graphite particles on parallel plate electrodes, immersing in methanol diluted solution of organic compound in container, and applying electric field and vibration acceleration to container.

KOBAYASHI H

Manufacturing polymeric waste derived nanographitic additives for concrete mixture comprises e.g. synthesizing graphene using solid waste materials e.g. waste plastic, and assimilating graphene into cementing mixture.

SAHOO N G, TATRARI G, PANDEY S, TEWARI C, KARAKOTI M, BOHRA B S, DHALI S

Manufacture of graphene nanosheets used for optoelectronic device, involves stirring mixture containing distilled water and paper waste, filtering, soaking obtained residue in mixture of methanol, ethanol and distilled water, heating, pyrolyzing, ball-milling obtained amorphous carbon and pyrolyzing.

PANDEY S, KARAKOTI M, DHALI S, TEWARI C, SAHOO N G

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Generation of microbubbles for refining sample, involve heating and pressurizing water and gas in subcritical state, cooling or depressurizing gas-liquid mixed fluid containing supercritical gas, and heating or pressurizing mixed fluid.

YASUDA T

Synthesizing graphene oxide flakes involves heating neat form of seedlac or its derivatives under inert atmosphere having gas flow rate to obtain functionalized graphite oxide, and heating functionalized graphite oxide.

CHOUDHARY S K, PRAMANIK C, KUMAR N, GHOSH S

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A