国家/地区 中国（27） 世界知识产权组织（26） 欧洲专利局（EPO）（15） 美国（14） 日本（11） 印度（5） 韩国（5）
IPC部 H（31） C（4） B（2）
IPC大类 H01（31） C01（3）
IPC小类 H01M（31） C01B（3） H01G（2）
IPC H01M010/0525（22） H01M004/36（17） H01M004/38（16）
H01M004/62（16） H01M004/13（13） H01M004/134（11）
H01M004/48（11） H01M004/587（9） H01M010/052（8）
H01M004/02（6） H01M004/58（6） H01M004/66（6）
H01M004/133（5） H01M004/131（4） H01M010/0566（4）
发明人 XIE Y（11） CHEN Z（10） CUI H（10）
JIANG D（6） YI T（6） CHEN M（3）
HAN D（3） LIAO Q（3） LIU S（3）
ZHANG Y（3） CHEN C（2） DING Y（2）
LI D（2） MAOHUA C（2） WANG C（2）
公开年 2021（27） 2022（4）
申请年 2020（31）
专利权人 NINGDE AMPEREX TECHNOLOGY LTD（31）

Electrochemical device, e.g., lithium ion battery for use in electronic device, comprises electrolyte having compound with sulfur-oxygen double bond, and intermediate layer and active material layer having specific area ratio.

WANG K, HAN D, GUO J, LIU S

Cathode pole piece used in electrochemical device i.e. lithium-ion secondary battery of electronic device, has cathode material layer comprising silicon-based particles and graphite particles, where silicon-based particles comprise silicon elements and carbon elements.

LIAO Q

Electrochemical device for use in electronic device, has clapboard hermetically connected with outer package, where two sides of clap board are formed with independent cavities, and clap board comprises ion insulating layer.

YAN K, DING Y, ZHANG Y, HU Q

Bipolar current collector for electrochemical device and electronic device, comprises porous substrate, first metal, second metal, and material of porous substrate comprising carbon material, polymer material or third metal.

ZHANG Y

Cathode material useful for cathode sheet, electrochemical device and electronic device, comprises silicon compound, graphene as first conductive layer and carbon nanotubes as second conductive layer.

JIANG D, CHEN Z

Cathode material useful in electrochemical device of electronic device e.g. lithium ion battery comprises silicon-based material and sheet-shaped carbon fluoride.

ZHANG C, XIE Y, LU Y

Preparation of composite material for cathode used in electrochemical device, involves dissolving carbon source in organic solvent, adding organosilicon, mixing carbon source solution and organic silicon, drying, cracking to obtain composite material, spray drying and granulating.

XIE Y, CUI H, CHEN Z, YI T

Anode useful in electrochemical device and electronic device, comprises e.g. anode active material layer located on current collector, where anode active material layer comprises anode active material and graphene.

WANG K, HAN D, LIU S, CAI X

Cathode composite material useful e.g. in cathode pole piece of electrochemical device for electronic device, comprises silicon- boron, nitrogen and oxygen-carbon composite materials with graphene on its surface.

YI T, CHEN Z, CUI H, XIE Y

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