Processing

Please wait...

Settings

Settings

Goto Application

1. WO2019232879 - SILICON NEGATIVE ELECTRODE MATERIAL, SILICON NEGATIVE ELECTRODE, AND PREPARATION METHOD FOR SILICON NEGATIVE ELECTRODE

Publication Number WO/2019/232879
Publication Date 12.12.2019
International Application No. PCT/CN2018/094739
International Filing Date 06.07.2018
IPC
H01M 4/38 2006.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
36Selection of substances as active materials, active masses, active liquids
38of elements or alloys
H01M 4/36 2006.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
36Selection of substances as active materials, active masses, active liquids
CPC
H01M 4/134
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
134Electrodes based on metals, Si or alloys
H01M 4/1395
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
139Processes of manufacture
1395of electrodes based on metals, Si or alloys
H01M 4/36
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
H01M 4/366
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
362Composites
366as layered products
H01M 4/38
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
38of elements or alloys
H01M 4/386
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
36Selection of substances as active materials, active masses, active liquids
38of elements or alloys
386Silicon or alloys based on silicon
Applicants
  • 广州汽车集团股份有限公司 GUANGZHOU AUTOMOBILE GROUP CO., LTD. [CN]/[CN]
Inventors
  • 胡倩倩 HU, Qianqian
  • 洪晔 HONG, Ye
  • 毛文峰 MAO, Wenfeng
  • 吴春宇 WU, Chunyu
  • 董海勇 DONG, Haiyong
  • 长世勇 CHANG, Shiyong
Agents
  • 广州三环专利商标代理有限公司 SCIHEAD IP LAW FIRM
Priority Data
201810562921.504.06.2018CN
Publication Language Chinese (zh)
Filing Language Chinese (ZH)
Designated States
Title
(EN) SILICON NEGATIVE ELECTRODE MATERIAL, SILICON NEGATIVE ELECTRODE, AND PREPARATION METHOD FOR SILICON NEGATIVE ELECTRODE
(FR) MATÉRIAU D'ÉLECTRODE NÉGATIVE EN SILICIUM, ÉLECTRODE NÉGATIVE EN SILICIUM ET PROCÉDÉ DE PRÉPARATION ASSOCIÉ
(ZH) 一种硅负极材料、硅负极及硅负极的制备方法
Abstract
(EN) A silicon negative electrode material, a silicon negative electrode and a preparation method for the silicon negative electrode. The silicon negative electrode material comprises silicon particles, porous carbon, and carbonized polyacrylonitrile, wherein the silicon particles adhere to pore walls of the porous carbon, and the carbonized polyacrylonitrile coats the silicon particles.
(FR) L'invention concerne un matériau d'électrode négative en silicium, une électrode négative en silicium et un procédé de préparation associé. Le matériau d'électrode négative en silicium selon l'invention comprend des particules de silicium, du carbone poreux et du polyacrylonitrile carbonisé, les particules de silicium adhérant sur les parois des pores du carbone poreux et le polyacrylonitrile carbonisé recouvrant les particules de silicium.
(ZH) 一种硅负极材料、硅负极及硅负极的制备方法,其中,硅负极材料包括硅颗粒、多孔碳和碳化聚丙烯腈,硅颗粒附着在所述多孔碳的孔壁上,碳化聚丙烯腈包覆所述硅颗粒。
Related patent documents
Latest bibliographic data on file with the International Bureau