Global Patent Index - EP 3948991 A1

EP 3948991 A1 20220209 - COMPOSITION FOR ANODE, AND PROTECTIVE FILM, ANODE, AND DEVICE COMPRISING SAME

Title (en)

COMPOSITION FOR ANODE, AND PROTECTIVE FILM, ANODE, AND DEVICE COMPRISING SAME

Title (de)

ZUSAMMENSETZUNG FÜR ANODE UND SCHUTZFILM, ANODE UND VORRICHTUNG DAMIT

Title (fr)

COMPOSITION POUR ANODE, ET FILM PROTECTEUR, ANODE ET DISPOSITIF LA COMPRENANT

Publication

EP 3948991 A1 20220209 (EN)

Application

EP 20894239 A 20200629

Priority

  • CN 201911193150 A 20191128
  • CN 2020098881 W 20200629

Abstract (en)

[origin: WO2021103523A1] A composition for an anode, and a protective film, an anode and a device comprising the same are disclosed. The composition comprises a silicon material and a lithium ion conductor material having low electronic conductivity, wherein the electronic conductivity of the lithium ion conductor material is less than 1E-5 S/cm.

IPC 8 full level

H01M 4/62 (2006.01)

CPC (source: CN EP)

H01M 4/134 (2013.01 - CN EP); H01M 4/366 (2013.01 - EP); H01M 4/382 (2013.01 - CN EP); H01M 4/386 (2013.01 - EP); H01M 4/483 (2013.01 - EP); H01M 4/628 (2013.01 - CN); H01M 10/0525 (2013.01 - CN); H01M 10/0525 (2013.01 - EP); H01M 2004/027 (2013.01 - CN); Y02E 60/10 (2013.01 - EP)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2021103523 A1 20210603; CN 110911685 A 20200324; CN 110911685 B 20210914; EP 3948991 A1 20220209; EP 3948991 A4 20220511; JP 2022515951 A 20220224; JP 7177921 B2 20221124

DOCDB simple family (application)

CN 2020098881 W 20200629; CN 201911193150 A 20191128; EP 20894239 A 20200629; JP 2021517839 A 20200629