(19)

(11)

EP 0 382 792 A1

(12)

(43) Date of publication: 22.08.1990 Bulletin 1990/34 (21) Application number: 89901234.0 (22) Date of filing: 11.10.1988

(51) International Patent Classification (IPC):  C08L 23/ 08( . ) C08L 27/ 08( . ) C08L 23/ 30( . ) C08K 5/ 1515( . ) C08L 31/ 04( . ) (86) International application number: PCT/US1988/003516 (87) International publication number: WO 1989/003412 (20.04.1989 Gazette 1989/09)

(84) Designated Contracting States: BE CH DE FR GB IT LI NL SE (30) Priority: 09.10.1987 US 19870107137 (71) Applicant: THE DOW CHEMICAL COMPANY Midland, Michigan 48640 (US)

(72) Inventors: HALL, Mark, J. Midland, MI 48640 (US) HYUN, Kun, S. Midland, MI 48640 (US) JENKINS, Steven, R. Midland, MI 48640 (US) LOUKS, Paul, T. Saginaw, MI 48603 (US) BETSO, Stephen, R. Midland, MI 48640 (US) FOYE, Duane, F. Merrill, MI 48637 (US) (74) Representative: Burford, Anthony Frederick, et al  W.H. Beck, Greener & Co. 7 Stone Buildings Lincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)