国家/地区 中国（18） 韩国（4） 世界知识产权组织（4） 美国（2）
IPC部 B（25）
IPC大类 B01（25）
IPC小类 C01B（25）
IPC C01B032/184（25）
发明人 WANG J（3） KIM B G（2） KIM S J（2）
KIMSUNJOO（2） LEE J G（2） LI J（2）
PARK H（2） PARK J（2） YANG W S（2）
ZHANG Z（2）
公开年 2023（25）
申请年 2022（18）  2021（4）  2023（3） 
专利权人 COWINDST CO .（2） KOREA ELECTR.（2）

Producing closed-shell thermally reduced graphene oxide useful as material for soundproofing and buoys, comprises e.g. acid treating graphite, heat-treating graphene oxide, and coating thermally reduced graphene oxide with coating agent.

CHOI J Y

Graphene/MXene composite aerogel material has three-dimensional porous structure and MXene sheet layer attached to thin graphene sheet.

LIU C, ZHANG P, LEI D, LIU J, LI Y

Reaction vessel graphene for production, has bottom of feeding iron shell is provided with opening, one side of upper cover is fixedly provided with electromagnet and inner portion of movable shell provided with reset mechanism.

DING H

Preparing magnetically reduced graphene oxide-based composite material used in field of oil-water separation, involves providing graphene oxide material, mixing oxidized graphene material, trivalent iron salt, amine compound and dispersing solvent uniformly to form graphene dispersion.

SHEN L, WANG G, ZENG Z, XU Y

Preparing graphene by combustion synthesis comprises e.g. mixing extruded vermiculite powder and metal magnesium powder, then mixing with metal magnesium powder, passing carbon dioxide, adding into hydrochloric acid solution and adding into hydrofluoric acid solution and reacting.

MING H, CAO G, XIANG Y, ZHANG H, ZHANG W

Preparing reduced acylated graphene oxide used in electrode active material of lithium secondary battery, involves subjecting graphene oxide to acylation reaction to prepare acylated graphene oxide, and reducing the acylated graphene oxide.

KIM D H, PARK S, YEON S, SHIN K, JIN C, HWANG S H, SEUNGHAE H, JIN C S, HEE S K

Preparation of nitrogen-doped porous graphene used as e.g. catalyst, involves dispersing amino-modified graphene oxide in water, controlling solid content of obtained dispersion to prepare thick slurry, and irradiating with microwaves.

WANG X, LI J, YU F, DU Z, WANG J

Preparing secondary enhanced graphene gas gel useful in shoes, comprises introducing substrate layer on prepared graphene gas gel surface, performing chemical vapor deposition reaction and growing sheet layer or spherical graphene aggregate on surface of substrate layer.

ZHENG L, SHEN Y, ZHENG Y, WU L, WANG H

Modified graphene aerogel is obtained by grafting halosilane and cyanoethyltrichlorosilane derivative such as cyanoethyltrichlorosilane in which some chlorine atoms are replaced by acyloxy groups.

ZHANG X, WANG J, CHEN Q, CHEN C, LIANG Q

Graphene manufacturing apparatus comprises supply unit, moving unit, laser irradiation unit, and collecting unit connected to other side of moving unit to separate and collect graphene powder from graphite oxide powder or graphene oxide powder.

YANG W S, KIM S J, KIMSUNJOO, LEE J G, PARK H, PARK J, KIM B G