(19)

(11)

EP 1 165 681 A1

(12)

(43) Date of publication: 02.01.2002 Bulletin 2002/01 (21) Application number: 00916135.7 (22) Date of filing: 08.03.2000

(51) International Patent Classification (IPC)7: C08K 5/5415 (86) International application number: PCT/US0005/919 (87) International publication number: WO 0053/671 (14.09.2000 Gazette 2000/37)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 10.03.1999 US 265212 (71) Applicant: BRIDGESTONE/FIRESTONE, Research, Inc. Akron, Ohio 44301 (US)	(72) Inventors: FOUST, Joy, A. Cuyahoga Falls, OH 44221 (US) O'BRISKIE, William, J. Uniontown, OH 44685 (US) (74) Representative: Albrecht, Thomas, Dr.  Kraus & Weisert, Thomas-Wimmer-Ring 15 80539 München 80539 München (DE)