Global Patent Index - EP 4233103 A1

EP 4233103 A1 20230830 - LITHIUM MANGANESE IRON PHOSPHATE-BASED ELECTRODE FOR AN ELECTROCHEMICAL LITHIUM ION ELEMENT

Title (en)

LITHIUM MANGANESE IRON PHOSPHATE-BASED ELECTRODE FOR AN ELECTROCHEMICAL LITHIUM ION ELEMENT

Title (de)

ELEKTRODE AUF LITHIUMMANGANEISENPHOSPHATBASIS FÜR EIN ELEKTROCHEMISCHES LITHIUM-IONEN-ELEMENT

Title (fr)

ÉLECTRODE À BASE DE PHOSPHATE LITHIÉ DE MANGANÈSE ET DE FER POUR ÉLÉMENT ÉLECTROCHIMIQUE LITHIUM-ION

Publication

EP 4233103 A1 20230830 (FR)

Application

EP 21794595 A 20211026

Priority

  • FR 2010962 A 20201026
  • EP 2021079736 W 20211026

Abstract (en)

[origin: WO2022090267A1] The present invention relates to an electrode comprising a current collector formed by a metal strip which is coated on at least one of the faces thereof with a composition of electrochemically active materials, the composition comprising at least one lithium manganese iron phosphate having the following formula: LixMn1-y-zFeyMzPO4 , where M is selected from the group consisting of B, Mg, Al, Si, Ca, Ti, V, Cr, Co, Ni, Cu, Zn, Y, Zr, Nb and Mo, alone or in a mixture, with 0.8 ≤x ≤ 1.2; 0.5 ≤ 1-y-z < 1; 0.05 ≤ y ≤ 0.5 and 0 ≤ z ≤ 0.2; the current collector having undergone chemical pickling of at least one of the faces thereof.

IPC 8 full level

H01M 4/04 (2006.01); H01M 4/02 (2006.01); H01M 4/136 (2010.01); H01M 4/1397 (2010.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); H01M 4/66 (2006.01); H01M 4/80 (2006.01); H01M 10/052 (2010.01); H01M 10/0525 (2010.01)

CPC (source: EP US)

H01M 4/0492 (2013.01 - EP); H01M 4/131 (2013.01 - US); H01M 4/136 (2013.01 - EP); H01M 4/1397 (2013.01 - EP); H01M 4/364 (2013.01 - EP); H01M 4/505 (2013.01 - EP); H01M 4/525 (2013.01 - EP); H01M 4/5825 (2013.01 - EP US); H01M 4/661 (2013.01 - EP US); H01M 4/662 (2013.01 - EP); H01M 4/80 (2013.01 - EP); H01M 10/0525 (2013.01 - US); H01M 10/052 (2013.01 - EP); H01M 10/0525 (2013.01 - EP); H01M 2004/021 (2013.01 - US); H01M 2004/028 (2013.01 - EP); Y02E 60/10 (2013.01 - EP)

Citation (search report)

See references of WO 2022090267A1

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

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

FR 3115633 A1 20220429; FR 3115633 B1 20230414; EP 4233103 A1 20230830; US 2024021818 A1 20240118; WO 2022090267 A1 20220505

DOCDB simple family (application)

FR 2010962 A 20201026; EP 2021079736 W 20211026; EP 21794595 A 20211026; US 202118033738 A 20211026