Global Patent Index - EP 0114884 A4

EP 0114884 A4 19850228 - SEALED NICKEL-ZINC BATTERY.

Title (en)

SEALED NICKEL-ZINC BATTERY.

Title (de)

VERSIEGELTE NICKEL-ZINK-BATTERIE.

Title (fr)

PILE ETANCHE AU NICKEL-ZINC.

Publication

EP 0114884 A4 19850228 (EN)

Application

EP 83902660 A 19830721

Priority

  • US 40238382 A 19820727
  • US 50968683 A 19830630

Abstract (en)

[origin: WO8400642A1] A sealed, rechargeable nickel-zinc cell (10) includes a zinc electrode active mass (30) essentially free of zinc metal when at full discharge, a carboxylated styrene-butadiene binder retaining the zinc electrode mixture in a coherent structure, a predermined amount of cadmium being included in the zinc electrode mixture, a separator (34) preferably comprising at least two layers (42) and (44) of material free of any adhesive binding the layers together and a wicking layer (36) positioned between the nickel positive electrode (32) and the separator.

IPC 1-7

H01M 10/52

IPC 8 full level

H01M 2/14 (2006.01); H01M 4/24 (2006.01); H01M 4/42 (2006.01); H01M 4/62 (2006.01); H01M 10/34 (2006.01); H01M 10/52 (2006.01); H01M 50/491 (2021.01); H01M 2/12 (2006.01); H01M 4/36 (2006.01); H01M 4/66 (2006.01); H01M 4/72 (2006.01); H01M 6/10 (2006.01)

CPC (source: EP US)

H01M 4/244 (2013.01 - EP); H01M 4/364 (2013.01 - EP); H01M 4/621 (2013.01 - EP); H01M 4/622 (2013.01 - EP); H01M 4/626 (2013.01 - EP); H01M 10/34 (2013.01 - EP); H01M 10/52 (2013.01 - EP); H01M 50/491 (2021.01 - EP US); H01M 4/661 (2013.01 - EP); H01M 4/72 (2013.01 - EP); H01M 6/10 (2013.01 - EP); H01M 50/3425 (2021.01 - EP); Y02E 60/10 (2013.01 - EP); Y02P 70/50 (2015.11 - EP)

Citation (search report)

Designated contracting state (EPC)

BE DE FR GB

DOCDB simple family (publication)

WO 8400642 A1 19840216; AU 1887883 A 19840223; AU 549585 B2 19860130; CA 1209200 A 19860805; EP 0114884 A1 19840808; EP 0114884 A4 19850228; IN 162152 B 19880409; JP H0438106 B2 19920623; JP S59501521 A 19840823; MX 154785 A 19871211; PH 18838 A 19851010

DOCDB simple family (application)

US 8301132 W 19830721; AU 1887883 A 19830721; CA 433359 A 19830727; EP 83902660 A 19830721; IN 1431CA1983 A 19831121; JP 50275783 A 19830721; MX 19817583 A 19830727; PH 29307 A 19830727