(19)

(11)

EP 1 334 154 A2

(12)

(88) Date of publication A3: 23.01.2003 (43) Date of publication: 13.08.2003 Bulletin 2003/33 (21) Application number: 01985158.3 (22) Date of filing: 01.11.2001

(51) International Patent Classification (IPC)7: C09B 48/00 (86) International application number: PCT/US0150/642 (87) International publication number: WO 0203/8680 (16.05.2002 Gazette 2002/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (30) Priority: 10.11.2000 US 710273 (71) Applicant: SUN CHEMICAL CORPORATION Fort Lee, NJ 07024 (US)	(72) Inventors: SUNG, Edward Cincinnati, OH 45249 (US) PUTNEY, Jeremy Maineville, OH 45039 (US) ROBERTSON, George, H. Loveland, OH 45140 (US) (74) Representative: VOSSIUS & PARTNER  Siebertstrasse 4 81675 München 81675 München (DE)