(19)

(11)

EP 1 381 647 A1

(12)

(43) Date of publication: 21.01.2004 Bulletin 2004/04 (21) Application number: 02721027.7 (22) Date of filing: 19.02.2002

(51) International Patent Classification (IPC)7: C08L 23/08 (86) International application number: PCT/US2002/004731 (87) International publication number: WO 2002/072692 (19.09.2002 Gazette 2002/38)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.03.2001 US 274790 P (71) Applicant: DOW GLOBAL TECHNOLOGIES INC. Midland, Michigan 48674 (US)	(72) Inventors: CHEUNG, Yunwa, W. Lake Jackson, TX 77566 (US) ETHIOPIA, Samuel Lake Jackson, TX 77566 (US) GUEST, Martin, J. Lake Jackson, TX 77566 (US) CHUM, Pak-Wing, S. Lake Jackson, TX 77566 (US) (74) Representative: Hayes, Adrian Chetwynd et al Boult Wade Tennant,Verulam Gardens70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)