(19)
(11) EP 1 159 312 A2

(12)

(88) Date of publication A3:
19.10.2000

(43) Date of publication:
05.12.2001 Bulletin 2001/49

(21) Application number: 99960609.8

(22) Date of filing: 29.11.1999
(51) International Patent Classification (IPC)7C08F 10/00, C08F 2/38, C08F 2/40, C08F 2/42
(86) International application number:
PCT/US9928/212
(87) International publication number:
WO 0035/969 (22.06.2000 Gazette 2000/25)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 17.12.1998 US 215432
09.09.1999 US 392421
09.09.1999 US 392417

(71) Applicant: Univation Technologies LLC
Houston, TX 77056 (US)

(72) Inventors:
  • WENZEL, Timothy, T.
    Charleston, WV 25302 (US)
  • NAGAKI, Dick, A.
    South Charleston, WV 25303 (US)
  • MAWSON, Simon
    Charleston, WV 25314 (US)
  • SCHRECK, David, James
    Cross Lanes, WV 25313 (US)
  • PETERSON, Thomas, H.
    Charleston, WV 25314 (US)

(74) Representative: Ricker, Mathias, Dr.Dipl.-Chem. et al
Bardehle-Pagenberg-Dost-Altenburg-Geissler, Isenbruck,Galileiplatz 1
81679 München
81679 München (DE)

   


(54) CATALYST MODIFIERS AND THEIR USE IN THE POLYMERIZATION OF OLEFIN(S)