Global Patent Index - EP 3997748 A1

EP 3997748 A1 20220518 - ELIMINATION OF VOLTAGE DELAY AND STABILIZATION OF IMPEDANCE BY ELECTROLYTE ADDITIVES IN ALKALI METAL ELECTROCHEMICAL CELLS

Title (en)

ELIMINATION OF VOLTAGE DELAY AND STABILIZATION OF IMPEDANCE BY ELECTROLYTE ADDITIVES IN ALKALI METAL ELECTROCHEMICAL CELLS

Title (de)

ELIMINIERUNG DES VOLTAGE-DELAYS UND STABILISIERUNG DER IMPEDANZ DURCH ELEKTROLYTZUSÄTZE IN ALKALI-METALLELEKTROCHEMISCHEN ZELLEN

Title (fr)

ÉLIMINATION DES RETARDS DE TENSION ET STABILISATION DE L'IMPÉDANCE AU MOYEN D'ADDITIFS ÉLECTROLYTIQUES DANS DES CELLULES ÉLECTROCHIMIQUES DE MÉTAL ALCALIN

Publication

EP 3997748 A1 20220518 (DE)

Application

EP 20734772 A 20200701

Priority

  • EP 19185488 A 20190710
  • EP 2020068552 W 20200701

Abstract (en)

[origin: WO2021004862A1] The present invention relates to a primary cell comprising an alkali metal as active electrode material, in particular as active anode material, and an electrolyte with a boron compound, wherein the boron compound is a compound according to formula (1), (2), (3), (4), (7) or (8)

IPC 8 full level

H01M 4/133 (2010.01); H01M 4/38 (2006.01); H01M 4/505 (2010.01); H01M 4/583 (2010.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 6/16 (2006.01)

CPC (source: EP US)

H01M 4/133 (2013.01 - EP US); H01M 4/382 (2013.01 - EP US); H01M 4/5835 (2013.01 - EP US); H01M 6/166 (2013.01 - EP); H01M 6/168 (2013.01 - EP US); H01M 4/505 (2013.01 - EP US); H01M 4/587 (2013.01 - EP); H01M 4/621 (2013.01 - EP); H01M 4/623 (2013.01 - US); H01M 4/624 (2013.01 - EP); H01M 4/625 (2013.01 - EP); H01M 4/626 (2013.01 - EP); H01M 2300/0037 (2013.01 - EP US); Y02E 60/10 (2013.01 - EP)

Citation (search report)

See references of WO 2021004862A1

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)

EP 3764434 A1 20210113; CN 114342141 A 20220412; EP 3997748 A1 20220518; JP 2022540337 A 20220915; US 2022263102 A1 20220818; WO 2021004862 A1 20210114

DOCDB simple family (application)

EP 19185488 A 20190710; CN 202080050097 A 20200701; EP 2020068552 W 20200701; EP 20734772 A 20200701; JP 2021576819 A 20200701; US 202017625419 A 20200701