(19)
(11) EP 1 525 238 A2

(12)

(88) Date of publication A3:
22.04.2004

(43) Date of publication:
27.04.2005 Bulletin 2005/17

(21) Application number: 03771235.3

(22) Date of filing: 25.07.2003
(51) International Patent Classification (IPC)7: C08F 214/26, C08L 27/18
(86) International application number:
PCT/IB2003/005083
(87) International publication number:
WO 2004/011543 (05.02.2004 Gazette 2004/06)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 29.07.2002 US 399230 P

(71) Applicant: 3M Innovative Properties Company
St. Paul, MN 55133-3427 (US)

(72) Inventors:
  • KASPAR, Harald
    Saint Paul, MN 55133-3427 (US)
  • CHEN, Lisa P.
    Saint Paul, MN 55133-3427 (US)
  • HINTZER, Klaus
    Saint Paul, MN 55133-3427 (US)
  • LOHR, Gemot
    Saint Paul, MN 55133-3427 (US)
  • FUKUSHI, Tatsuo
    Saint Paul, MN 55133-3427 (US)
  • VERMEULEN, Erik
    Saint Paul, MN 55133-3427 (US)

(74) Representative: Voortmans, Gilbert J.L. 
3M Europe S.A.,Hermeslaan 7
1831 Diegem
1831 Diegem (BE)

   


(54) FLUOROELASTOMER COPOLOYMER BASED ON TETRAFLUOROETHYLENE, CHLOROTRIFLUOROETHYLENE, HEXAFLUOROPROPYLENE AND VINYLIDENE FLUORIDE