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(11)

EP 0 808 337 A1

(12)

(43) Date of publication: 26.11.1997 Bulletin 1997/48 (21) Application number: 95910961.0 (22) Date of filing: 10.02.1995

(51) International Patent Classification (IPC):  C08G 59/ 06( . ) C08G 59/ 38( . ) C08G 59/ 18( . ) C08G 59/ 62( . ) (86) International application number: PCT/US1995/001674 (87) International publication number: WO 1996/024628 (15.08.1996 Gazette 1996/37)

(84) Designated Contracting States: DE FR GB IT (71) Applicant: THE DOW CHEMICAL COMPANY Midland, Michigan 48674 (US)

(72) Inventors: RAVENSCROFT, Michael, David F-67240 Bischwiller (FR) HOFFMANN, Klaus, Erich D-77815 Buehl (DE) GLASS, Terry, Wayne Richwood, TX 77531 (US) KEILLOR, Peter, Thompson, III Lake Jackson, TX 77566 (US) POINCLOUX, Jacques, Louis Lake Jackson, TX 77566 (US) ELMS, William, Jay Lake Jackson, TX 77566 (US) (74) Representative: Casalonga, Axel, et al  BUREAU D.A. CASALONGA - JOSSE Morassistrasse 8 80469 München 80469 München (DE)