(19)

(11)

EP 0 991 711 A1

(12)

(43) Date of publication: 12.04.2000 Bulletin 2000/15 (21) Application number: 98934218.3 (22) Date of filing: 25.06.1998

(51) International Patent Classification (IPC)7: C08K 5/5333, C08K 5/5357, C08L 63/00 (86) International application number: PCT/US9813/618 (87) International publication number: WO 9900/451 (07.01.1999 Gazette 1999/01)

(84) Designated Contracting States: AT CH DE FR IT LI NL (30) Priority: 26.06.1997 GB 9713526 (71) Applicant: THE DOW CHEMICAL COMPANY Midland, Michigan 48674 (US)	(72) Inventors: GAN, Joseph F-67100 Strasbourg (FR) GOODSON, Alan D-77836 Rheinmuenster (DE) KOENIG, Raymond, A. F-67550 Vendenheim (FR) EVERETT, John, P. D-77815 Buehl (DE) (74) Representative: Casalonga, Axel et al BUREAU D.A. CASALONGA - JOSSEMorassistrasse 8 80469 München 80469 München (DE)