国家/地区 中国（13） 世界知识产权组织（9） 韩国（6） 欧洲专利局（EPO）（2）
IPC部 H（13） C（3）
IPC大类 H01（13） C01（2）
IPC小类 H01M（13） C01B（2）
IPC H01M004/62（12） H01M004/36（8） H01M004/02（7）
H01M010/054（6） H01M004/13（4） H01M004/48（4）
H01M010/052（4） H01M004/133（3） H01M004/134（3）
H01M004/38（3） H01M004/58（3） H01M004/583（3）
H01M010/0525（3） H01M004/139（2） H01M004/66（2）
发明人 ZENG Y（7） GUAN Y（2） HUANG Q（2）
MA Q（2） WEN Y（2） ZENG W（2）
ZHAO Y（2）
公开年 2021（5） 2023（5） 2022（3）
申请年 2021（13）
专利权人 NINGDE CONTEMPORARY AMPEREX TECHNOLOGY（13）

Cathode active material useful in secondary battery, comprises silicon inner core whose surface is coated with first coating layer, where first coating layer is carbon-containing layer, and second coating layer coated on first coating layer, where second coating layer is sulfur single layer.

HUANG Q, WEN Y, MA Q, GUAN Y, ZHAO Y, MA C Y, HWANG C

Cathode pole piece for secondary battery, has modified nano-anode material provided with inner core, cladding layer covering surface of inner core, and cladding layer provided with polydopamine.

ZHAO F, YOU L, WU Z, JIN C, REN M, LI Y

Cathode active material useful in secondary battery of an electric device, comprises silicon oxide particles, where bulk phase of silicon oxide particle comprises conductive components.

WANG J, LV Z

Composite graphite material used in negative electrode of secondary battery, comprises main particles comprising artificial graphite and coating layer comprising amorphous carbon, and has preset air oxidation temperature.

HE L, KANG M, MENG K, HERIVING

Silicon-based flexible self-supporting electrode used for lithium ion battery, comprises laminated conductive fiber layer and silicon-based composite particle layer comprising silicon-based particle and conductive agent.

HUANG Q, WEN Y, GUAN Y, ZHAO Y, MA Q

Secondary battery used in battery module, comprises coating containing conductive agent and copolymer containing amide-based structural unit, carboxy-based structural unit and pyrrolidine-based structural unit.

TANG H, ZHANG M, DONG H, WU Q, LIN D

Negative electrode plate useful for sodium-ion battery used in electrochemical device and electronic device, comprises negative electrode current collector, carbon material coating, and sodium metal layer.

ZENG Y

Positive electrode active material for electrochemical device for electronic equipment, comprises conductive base material containing carbon material, and active substance having core-shell structure containing core layer material and shell layer material containing metal oxide.

ZENG Y

Sodium metal battery comprises anode pole piece and negative pole piece, where negative pole piece is negative pole current collector.

ZENG Y

Flat-plate sodium metal battery useful in electrochemical device, comprises anode piece surface provided with first micro-through hole and cathode piece formed with second micro through hole and anode piece comprising sodium transition metal oxide and polyanion and/or Prussian blue compound.

ZENG Y