国家/地区 世界知识产权组织（9） 日本（7） 欧洲专利局（EPO）（6） 加拿大（4） 中国（4） 美国（4） 印度（3） 韩国（2）
IPC部 C（14）
IPC大类 C01（14）
IPC小类 C01B（14）
IPC C01B032/00（14）
发明人
公开年 2021（10） 2020（2） 2022（2）
申请年 2020（14）
专利权人 SHOWA DENKO .（2）

Wound dressing material for supporting cells in wound area for treating chronic wounds and for eliminating risk of infection development in open wounds, comprises graphene-based 2,3-dialdehyde bacterial cellulose.

SAHIN Y, TUERKOGLU N, GUERSU H

Preparation of metastable graphene film used for e.g. high-speed photoelectric device, involves heating graphene oxide film, reducing defects of graphene oxide film, heating, and cooling.

WANG L, FANG X, WANG J

ROLL-TYPE CVD REACTOR from the gas phase for chemical deposition of thin graphene films.

SMOVZH D V, MATOCHKIN P E, BEZRUKOV I A, KRIVENKO A S

Carbon-coated composite material useful for negative electrode for lithium ion secondary battery, is obtained by coating surface of composite material containing carbon material and silicon with carbonaceous coating layer, where material has preset coefficient of variation in Raman spectrum.

BAI Z X, FUJITA M, FUKUI T, ITO Y

Nitrogen-containing carbon material used for e.g. carbon nanotubes, comprises nitrogen atom, and has preset ratio of peak of basal nitrogen atom to peak of total nitrogen atom in nitrogen-containing carbon material based on N1s X-ray photoelectron spectroscopy analysis.

YAMADA Y, SATO H, GODA H

Porous carbon used as e.g. gas-adsorption material and water-processing agent, contains mesopores and macropores, and has preset pore volume and volume resistivity.

KAWAHARA A, WATANABE H

Composition useful as catalysts and electrodes, comprises a nanoporous carbon powder comprising nanopores having disposed in it copper metal nanostructures and an elemental copper nanowires.

NAGEL C J, BRODEUR C L, NAZEL C A J, BRODARD C L

Device for converting carbon pill into graphene used for producing turbostratic graphene, comprises space between electrically conductive surfaces to support carbon pill in space, electrodes coupled to conductive surfaces and power supply.

MANCEVSKI V, VLADIMIR M

Hybrid graphene material used for manufacturing filters of substances from any tobacco product, preferably cigarettes, industrial processes, internal combustion engines or chemical processes, comprises micronized graphite.

BENSE CANDELA T, BANCHERO ISASMENDI M M, UMPIERREZ VAZQUEZ E F, RUFENER C, VILLANUEVA J P, PARDO H, FACCIO R, MOMBRU A, BENSE C T, BANCHERO I M M, UMPIERREZ V E F, BENSE C T S, CANDELA T B, ISASMENDI M M B, VAZQUEZ E F U, UMPIERREZ VIZQUEZ E F, UFENER C, UMPIERREZ VAZQUEZ E, DRA. PARDO H, DR. FACCIO R, DR. MOMBRU A

Producing sulfur-carbon composite material for lithium-sulfur battery electrode, by preparing sulfur solution in solvent different from carbon disulfide, operating, dispersing carbon particles in finely divided form in solution and drying.

CARBONE L, VENEZIA E, PELLEGRINI V, BONACCORSO F