国家/地区 中国（20） 美国（8） 世界知识产权组织（7） 欧洲专利局（EPO）（5） 日本（5） 韩国（5） 加拿大（4） 澳大利亚（3） 印度（3） 巴西（2）
IPC部 B（24）
IPC大类 B01（24）
IPC小类 C01B（24）
IPC C01B032/19（24）
发明人 ZHANG X（3） CHEN J（2） LI L（2）
YANG J（2）
公开年 2021（18） 2020（6）
申请年 2020（24）
专利权人

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

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

INVENTION RELATES TO A METHOD FOR PRODUCING GRAPHENE FROM NATURAL GRAPHITE WITHOUT CATALYST.

SHVARTSMAN D I, NAPARTOVICH M A, GERSHEVICH M I

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Environment-friendly graphene powder homogenizing device has arc-shaped supporting rod that is set on side wall of crushing roller, and self-rotating grinding ball that is rotatably clamped on top portion of arc-shaped supporting rod.

LI D, ZHANG X

Energy graphene processing device comprises a stirring tank, a driving seat, a discharging port and a feeding port, where the discharging port and feeding port are respectively located on the outer wall of the stirring tank.

GUO Q

Graphene suspension liquid preparation device comprises e.g. first box body, the lower end face of the box body one is provided with a through hole, the upper end face of the box body one is fixedly installed with a supporting frame.

YAN S, LI Z, LIU Y

Continuous mass-production of graphene using thermal plasma without using graphite oxide and acid and without reduction process, comprises e.g. generating plasma by injecting inert gas into plasma device and exfoliating graphene.

KYOUNGJEONGBAE, CHOI S, NGUYENDINHHUONG, NGUYEN D H, CHOI S H, BAE K J, CUI X, BAE K, CHAE S H, NGUYEN D F

Solution mixing device for preparing double-graphite electrode electrochemical peeling preparation, has mounting plate fixed on symmetrical position of servo motor, and stirring component whose lower end is fixedly connected with cleaning component.

LI L, ZHANG D