国家/地区 中国（68） 韩国（38） 世界知识产权组织（27） 美国（26） 欧洲专利局（EPO）（18） 日本（18） 加拿大（6） 印度（5） 法国（2） 台湾（2）
IPC部 C（100）
IPC大类 C01（100）
IPC小类 C01B（100）
IPC H01M004/587（100）
发明人 PARKSUNGHEE（8） WANG X（5） LI X（4）
LIM J（4） YANG Y（4） CHEN G（3）
CHEN J（3） HUANG J（3） HUNSOO P（3）
LI H（3） LI J（3） LI Z（3）
LIM J C（3） OH S M（3） PAEK J S（3）
公开年 2021（100）
申请年 2020（55）  2021（32）  2019（12） 
专利权人 UNIV WOOSONG（8） DAEJOO ELECT.（5） UNIV CENT SO.（4） LG ENERGY SO.（3）
NINGDE AMPER.（3） SHOWA DENKO .（3） UNIV TONGJI（3） APEX GRAPHEN.（2）
GLOBAL GRAPH.（2） KOREA ELECTR.（2） NANOGRAF COR.（2） SEMICONDUCTO.（2）
UNIV SOOKMYU.（2） UNIV XIANGTA.（2） UNIV YEUNGNA.（2）

Cathode material useful for lithium ion battery, comprises ternary silver-cuprous oxide-reduced graphene oxide composite material, in which silver nanoparticle grow on surface of cuprous oxide crystal, and silver-cuprous oxide is supported by reduced graphene oxide nanosheet.

CHEN T, CHEN J, ZHANG G, YAO J, LIU W

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

Silicon-based carbon composite for anode active material, has core-shell structure, in which core comprises silicon, silicon oxide and magnesium silicate, and shell contains carbon layer containing reduced graphene oxide.

LEE J, PARK H, LEE S G, LIM H H, LIM J C

Cathode material used in form of freestanding film for forming lithium secondary battery, comprises carbon-containing sulfur melt.

KIM M, HONG K, SOO K M, HONGKYUNGSIK

Cathode material of battery with high safety and high performance, used as lithium ion battery or sodium ion battery cathode material by proper mass ratio, has high specific capacity and good flame-retardant effect to electrolyte.

MEI Y, CHEN X, WU Z, LI X, FU J, LIAN P

Preparation of titanium dioxide-graphene composite used as anode material for lithium-ion battery, involves preparing mixture of graphene and potassium chloride salt, hydrolyzing in ethanol, growing layer of titanium dioxide on graphene surface, centrifuging, water washing, and drying.

XUE W, SONG J, RAN K, ZHAO R

Preparing nitrogen-doped porous reduced graphene oxide useful in potassium ion battery, comprises preparing graphene oxide, making macroscopic graphene body, hydrothermal reacting, freeze-drying, calcining, pickling, washing and drying.

CHEN Y, WANG W, ZHANG Z

Electrode for secondary battery, comprises active material containing metal or compound containing e.g. silicon, tin, gallium, aluminum and germanium, and electroconductive agent containing graphene compound having fluorine.

KURIKI K, IWAKI Y, OGITA K, MIKAMI M, ASADA Y, TAKAHASHI T, YAMAZAKI S, TANEMURA K, DI T, YOSHIHARU A, TANEMURAKAZUKI

Cathode material useful as anode part and cathode part in electrochemical device of electronic device i.e. lithium ion battery.

WANG C, YI T, CUI H, XIE Y, LEE T, CITY Y

Preparation of coal-based artificial graphite cathode material for lithium ion battery, involves mixing crushed coke coal powder material with acid solution to obtain raw material, adding acicular petroleum coke to form mixture, adding petroleum asphalt micropowder and carbonizing.

SUN Z