国家/地区 中国（8） 世界知识产权组织（4）
IPC部 H（9） C（4）
IPC大类 H01（9） C01（4）
IPC小类 H01M（9） C01B（4）
IPC H01M010/0525（9） H01M004/13（6） H01M004/62（6）
C01B032/158（4） H01M004/131（2） H01M004/133（2）
H01M004/36（2） H01M004/525（2） H01M004/66（2）
发明人 WANG K（9）
公开年 2023（5） 2021（3）
申请年 2023（4）  2020（2）  2021（2） 
专利权人 NINGDE AMPEREX TECHNOLOGY LTD（9）

Conductive coating composition used for electrode sheet in secondary battery and electronic device comprises conductive agent comprising carbon nano-tube cluster composed of multiple bundle-shaped carbon nanotube fibril, and agglomerant.

TAO X, WANG K, LIU X, HAN D

Cathode sheet useful in secondary batteries for electronic devices, comprises e.g. current collector, pure silicon, and conductive carbon black.

TAO X, WANG K, LIU X, HAN D

Anode sheet useful for secondary battery of electronic device comprises anode active material layer including carbon nanotube clusters, binders and anode active particles, and carbon nanotube cluster is composed of multiple carbon nanotube units arranged in bundles.

TAO X, WANG K, HAN D, LIU X

Negative electrode for use in secondary battery of electronic device, has negative electrode active material layer containing carbon nanotube clusters, fibrous binder and negative electrode active material, where carbon nanotube cluster is composed of carbon nanotube units arranged in bundles.

TAO X, WANG K, LIU X, HAN D

Electrochemical device useful in electronic device, and for lithium ion battery, comprises undercoat layer includes volume expansion resin and formed on at least one surface of cathode current collector and cathode active material formed on undercoat layer.

WANG K, CHENG W

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

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

Electrochemical device for use in electronic device, has cathode pole piece, which is provided with current collector and coating that is located between current collector and another coating, where cathode active material is provided.

DU C, WANG K, ZHOU F, ZHANG Q

Performing metal foil treatment process for electrode pole piece of electrochemical device, involves carrying out plasma treatment on the surface of the metal foil, and collecting above-mentioned plasma-treated metal foil into a roll.

LIU X, WANG K, LIU S, ZHANG Q