Global Patent Index - EP 1068647 A1

EP 1068647 A1 2001-01-17 - LITHIUM BATTERY AND ELECTRODE

Title (en)

LITHIUM BATTERY AND ELECTRODE

Title (de)

LITHIUMBATTERIE UND ELEKTRODE

Title (fr)

BATTERIE AU LITHIUM ET ELECTRODE

Publication

EP 1068647 A1 (EN)

Application

EP 99911810 A

Priority

  • EP 9901945 W
  • JP 13435098 A
  • US 5236598 A

Abstract (en)

[origin: WO9950922A1] An electrode includes an electrically conductive matrix containing a disulfide group, wherein an S-S bond of the disulfide group is cleaved by electrochemical reduction and reformed by electrochemical oxidation. A plurality of carbon nanotubes is dispersed in the electrically conductive matrix. The electrode can be used as a cathode of a lithium battery.

IPC 1-7 (main, further and additional classification)

H01M 4/36; H01M 4/58; H01M 4/60; H01M 4/02

IPC 8 full level (invention and additional information)

H01M 4/136 (2010.01); H01M 4/36 (2006.01); H01M 4/60 (2006.01); H01M 4/58 (2010.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 10/36 (2010.01)

CPC (invention and additional information)

H01M 4/60 (2013.01); B82Y 30/00 (2013.01); H01M 4/136 (2013.01); H01M 4/36 (2013.01); H01M 4/364 (2013.01); H01M 4/5815 (2013.01); H01M 4/602 (2013.01); H01M 4/587 (2013.01); H01M 4/624 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 9950922 A1 19991007; CA 2326175 A1 19991007; EP 1068647 A1 20010117; JP 2002519826 A 20020702

INPADOC legal status


2008-07-02 [18W] WITHDRAWN

- Effective date: 20080329

2001-04-11 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: CELANESE VENTURES GMBH

2001-01-17 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20001031

2001-01-17 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE