Global Patent Index - EP 1021296 A1

EP 1021296 A1 2000-07-26 - COMPOSITE SOLID POLYMER ELECTROLYTE MEMBRANES

Title (en)

COMPOSITE SOLID POLYMER ELECTROLYTE MEMBRANES

Title (de)

ELEKTROLYTVERBUNDSTOFFMEMBRANEN AUS FESTEN POLYMEREN

Title (fr)

MEMBRANES COMPOSITES D'ELECTROLYTES A POLYMERES SOLIDES

Publication

EP 1021296 A1 (EN)

Application

EP 98944594 A

Priority

  • US 9817898 W
  • US 5723397 P

Abstract (en)

[origin: WO9910165A1] The present invention relates to composite solid polymer electrolyte membranes (SPEMs) which include a porous polymer substrate interpenetrated with an ion-conducting material. The SPEMs are useful in electrochemical applications, including fuel cells and electrodialysis.

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

B32B 3/26; B01D 21/28; B01D 24/00; B05D 5/00; H01M 8/10

IPC 8 full level (invention and additional information)

C08J 7/16 (2006.01); C08J 9/28 (2006.01); H01M 2/16 (2006.01); H01M 8/02 (2006.01); H01M 8/10 (2006.01)

CPC (invention and additional information)

H01M 2/1653 (2013.01); H01M 8/1025 (2013.01); H01M 8/1027 (2013.01); H01M 8/103 (2013.01); H01M 8/1032 (2013.01); H01M 8/1039 (2013.01); H01M 8/1044 (2013.01); H01M 8/106 (2013.01); H01M 8/1062 (2013.01); H01M 8/1067 (2013.01); H01M 8/1007 (2013.01); H01M 8/1009 (2013.01)

Designated contracting state (EPC)

DE FR GB IT SE

EPO simple patent family

WO 9910165 A1 19990304; WO 9910165 A8 19990722; WO 9910165 A9 19990826; AU 9210198 A 19990316; CA 2300934 A1 19990304; CA 2300934 C 20080826; EP 1021296 A1 20000726; EP 1021296 A4 20010523; JP 2001514431 A 20010911

INPADOC legal status


2011-08-31 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20110301

2001-05-23 [A4] SUPPLEMENTARY SEARCH REPORT

- Effective date: 20010409

2001-05-23 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A4

- Designated State(s): DE FR GB IT SE

2001-05-23 [RIC1] CLASSIFICATION (CORRECTION)

- Free text: 7H 01M 8/10 A, 7C 08J 5/22 B, 7B 01D 69/12 B

2000-07-26 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000324

2000-07-26 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB IT SE