国家/地区 中国（31） 日本（13） 美国（11） 世界知识产权组织（11） 韩国（10） 欧洲专利局（EPO）（6） 加拿大（3） 印度（2）
IPC部 C（48） H（35） B（9）
D（3）
IPC大类 C01（48） H01（35） B01（4）
C23（4） B82（3） C08（3）
D01（3） C04（2） C10（2）
H05（2）
IPC小类 C01B（48）
IPC C01B032/05（48）
发明人 LI H（3） ZHAO W（3） CAI H（2）
CHEN J（2） GODA H（2） GUO Y（2）
LEE J（2） LI Y（2） LI Z（2）
LIU F（2） MA Y（2） YAMADA Y（2）
YANG Z（2）
公开年 2021（48）
申请年 2020（48）
专利权人 NIPPON SHOKU.（2） UNIV CENT SO.（2） UNIV CHIBA（2） UNIV TONGJI（2）
YINLONG NEW .（2）

Production of graphene oxide from biochar of grape seed used for manufacturing product for e.g. nanoelectronic, sensor and supercapacitor, involves performing pyrolysis of biomass from plant source, and performing thermal decomposition of biomass in the absence of oxygen, at high temperature.

ALMEIDA L C D, ANDRADE E L O, FRICKS A T, FREITAS L D S, SUSSUCHI E M, MONTEIRO M D S, SOUZA R L D, PEREIRA M M, LIMA A S, SOARES C M F

Preparing carbon cage material with controllable size as carbon material in catalysis, energy storage, filtration, heat exchange, or gas adsorption liquid adsorption, involves expanding electrochemical expansion active material.

ZHI L, KONG D, QIU X

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

Silicon-based-carbon composite useful in cathode material of lithium secondary battery, comprises core-shell structure, where core includes e.g. silicon and magnesium silicate, and the shell includes first and second carbon layers.

HYUN L J, HUNSOO P, LEE S, HEE L, LIM J

Natural sulfide ore base carbon composite material used as cathode active material of sodium ion battery is prepared by natural sulfide ore and carbon source, where natural sulfide ore is transition metal sulfide ore mineral.

HU Y, SUN W, ZHANG L, ZHAO W, GE P

Continuous production apparatus of multiple types of carbon film, comprises reduction section for reducing substrate placed on belt conveyor, and raw material carbon source supply section that supplies raw material carbon source.

WATANABE J

Manufacture of nitrogen-containing carbon material e.g. carbon nanotubes, involves heating condensed ring compound having preset molecular weight and comprising at least one structure containing pyridine and pyrazine.

YAMADA Y, KAWAI S, TAGUCHI T, OTSUBO N, GODA H

Large-area graphene continuous deposition apparatus, has classifier for sorting carbon particles generated in pyrolyzer by size, and injector configured to grow graphene layer by spraying particles selected by classifier onto titanium layer.

YOUN D H, GYU S, KIM T J

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

Preparing anthraquinone modified graphene flakes in solvent free method by surface functionalization of anthraquinone at graphene flakes, by performing solvent assisted exfoliation of graphite and performing surface functionalization of graphene flakes with anthraquinone by high energy ball milling.

PANDIAN K, PAVITHRA S, KALADEVI G, PANDURANGAPPA M