(19)

(11)

EP 1 165 685 A1

(12)

(43) Date of publication: 02.01.2002 Bulletin 2002/01 (21) Application number: 00904518.8 (22) Date of filing: 24.01.2000

(51) International Patent Classification (IPC)7: C08L 23/10, C08L 67/00 // (C08L23/10, 51:06), C08L67:00 (86) International application number: PCT/US0001/725 (87) International publication number: WO 0052/094 (08.09.2000 Gazette 2000/36)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.03.1999 US 262478 (71) Applicant: THE DOW CHEMICAL COMPANY Midland, Michigan 48674 (US)	(72) Inventors: PHAM, Hoang, T. Lake Jackson, TX 77566 (US) WU, Shaofu Missouri City, TX 77459 (US) (74) Representative: Casalonga, Axel et al BUREAU D.A. CASALONGA - JOSSE Morassistrasse 8 80469 München 80469 München (DE)