(19)
(11) EP 0 517 863 A1

(12)

(43) Date of publication:
16.12.1992 Bulletin 1992/51

(21) Application number: 91915132.0

(22) Date of filing: 07.06.1991
(51) International Patent Classification (IPC): 
A61K 6/ 00( . )
A61Q 5/ 06( . )
 A61K 8/ 81( . )
C08F 222/ 06( . )
(86) International application number:
PCT/US1991/004004
(87) International publication number:
WO 1992/001724 (06.02.1992 Gazette 1992/04)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE

(30) Priority: 25.07.1990 US 19900557354
25.07.1990 US 19900557356
09.08.1990 US 19900564920

(71) Applicant: ISP INVESTMENTS INC.
Wilmington, Delaware 19801 (US)

(72) Inventors:
  • TAZI, Mohammed
    Wayne, NJ 07470 (US)
  • LOGIN, Robert, B.
    Oakland, NJ 07436 (US)
  • KWAK, Yoon, T.
    Brooklyn, NY 11218 (US)
  • GANGADHARAN, Balgopal
    Caldwell, NJ 07006 (US)
  • HALDAR, Rama, K.
    Randolph, NJ 07006 (US)
  • PLOCHOCKA, Krystyna
    Scotch Plains, NJ 07076 (US)
  • RIZZO, Thomas
    Cary, NC 27511 (US)

(74) Representative: Ford, Michael Frederick, et al 
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)

   


(54) TERPOLYMERS OF MALEIC ANHYDRIDE, C 1?-C 5? ALKYL VINYL ETHER AND ISOBUTYLENE OR A C 12?-C 14? ALPHA-OLEFIN, AND CROSSLINKED PRODUCTS THEREOF