(19)
(11) EP 1 828 278 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
09.03.2011 Bulletin 2011/10

(45) Mention of the grant of the patent:
26.01.2011 Bulletin 2011/04

(21) Application number: 05821386.9

(22) Date of filing: 22.11.2005
(51) International Patent Classification (IPC): 
C08G 65/00(2006.01)
C08G 65/38(2006.01)
C08G 61/12(2006.01)
C08G 75/18(2006.01)
C08G 75/24(2006.01)
 C08G 65/34(2006.01)
C08G 65/40(2006.01)
C08G 75/00(2006.01)
C08G 75/20(2006.01)
(86) International application number:
PCT/KR2005/003939
(87) International publication number:
WO 2006/068369 (29.06.2006 Gazette 2006/26)

(54)

BRANCHED AND SULPHONATED MULTI BLOCK COPOLYMER AND ELECTROLYTE MEMBRANE USING THE SAME

VERZWEIGTES UND SULFONIERTES MEHRBLOCKCOPOLYMER UND ELEKTROLYTMEMBRAN DAMIT

COPOLYMERE MULTIBLOC RAMIFIE ET SULFONE ET MEMBRANE D'ELECTROLYTE UTILISANT CE COPOLYMERE

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 22.12.2004 KR 20040110487

(43) Date of publication of application:
05.09.2007 Bulletin 2007/36

(73) Proprietor: LG Chem, Ltd.
Youngdungpo-gu Seoul 150-721 (KR)

(72) Inventors:
  • SHIN, Chong-kyu
    Daejeon 305-358 (KR)
  • TAE, Young-ji
    Seoul 131-813 (KR)
  • CHANG, Jae-hyuk 309-1206, Chungsol Apt.
    Daejeon 305-752 (KR)
  • LEE, Bong-keun 103-306, Lucky Hana Apt.
    Daejeon 305-721 (KR)
  • CHO, Chang-ae
    Daejeon 302-120 (KR)
  • LEE, Sang-hyun
    Seoul 143-904 (KR)
  • YOO, Hwang-chan 812-501, Yeolmae Maeul Apt.
    Daejeon 305-768 (KR)
  • MOON, Go-young 315-101, Songgang Green Apt.
    Daejeon 305-751 (KR)

(74) Representative: HOFFMANN EITLE 
Patent- und Rechtsanwälte Arabellastraße 4
81925 München
81925 München (DE)


(56) References cited: : 
EP-A- 1 612 232
US-A- 5 438 082
US-B1- 6 245 881
 WO-A-99/61141
US-A1- 2004 186 262
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).