(19)

(11)

EP 0 850 258 A1

(12)

(43) Date of publication: 01.07.1998 Bulletin 1998/27 (21) Application number: 97931765.0 (22) Date of filing: 03.07.1997

(51) International Patent Classification (IPC):  C08G 18/ 48( . ) C08L 71/ 02( . ) C08G 65/ 26( . ) (86) International application number: PCT/EP1997/003522 (87) International publication number: WO 1998/001492 (15.01.1998 Gazette 1998/02)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE (30) Priority: 10.07.1996 US 19960678001 10.07.1996 US 19960678028 (71) Applicant: BASF CORPORATION Mount Olive, New Jersey 07828-1234 (US)	(72) Inventors: FISHBACK, Thomas, L. Gibraltar, MI 48173 (US) HEYMAN, Duane, Allan Monroe, MI 48161 (US) REICHEL, Curtis, John Southgate, MI 48195 (US) JAGLOWSKI, Adam, J. Fall River, MA 02720 (US) LEE, Thomas, Bernard Southgate, MI 48195 (US) (74) Representative: Meyer, Udo, et al  BASF Aktiengesellschaft Patentabteilung ZDX/C - C 6 67056 Ludwigshafen 67056 Ludwigshafen (DE)