(19)
(11) EP 1 355 956 A2

(12)

(88) Date of publication A3:
22.05.2003

(43) Date of publication:
29.10.2003 Bulletin 2003/44

(21) Application number: 02709300.4

(22) Date of filing: 25.01.2002
(51) International Patent Classification (IPC)7C08F 10/00
(86) International application number:
PCT/US0203/088
(87) International publication number:
WO 0205/9165 (01.08.2002 Gazette 2002/31)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 26.01.2001 US 264537 P
31.05.2001 US 294794 P
31.05.2001 US 871099

(71) Applicant: E.I. Dupont de Nemours and Company
Wilmington, DE 19805 (US)

(72) Inventors:
  • BROOKHART, Maurice, S.
    Chapel Hill, NC 27514 (US)
  • KUNITSKY, Keith
    West Grove, PA 19390 (US)
  • MALINOSKI, Jon, M.
    Chapel Hill, NC 27516 (US)
  • WANG, Lin
    Hockessin, DE 19707 (US)
  • WANG, Yin
    Wilmington, DE 19810 (US)
  • LIU, Weijun
    Carrboro, NC 27510 (US)
  • JOHNSON, Lynda, Kaye
    Wilmington, DE 19803 (US)
  • KREUTZER, Kristina, A.
    Wilmington, DE 19808 (US)
  • ITTEL, Steven, Dale
    Wilmington, DE 19807 (US)

(74) Representative: Cockerton, Bruce Roger 
Carpmaels & Ransford,43 Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)

   


(54) POLYMERIZATION OF OLEFINIC COMPOUNDS