(19)

(11)

EP 1 165 015 A1

(12)

(43) Date of publication: 02.01.2002 Bulletin 2002/01 (21) Application number: 00913808.2 (22) Date of filing: 08.03.2000

(51) International Patent Classification (IPC)7: A61K 6/10, C08L 83/04 (86) International application number: PCT/US0006/040 (87) International publication number: WO 0061/075 (19.10.2000 Gazette 2000/42)

(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: 08.04.1999 US 288113 (71) Applicant: DENTSPLY INTERNATIONAL, INC. York Pennsylvania 17405 (US)	(72) Inventor: HARE, Robert, V. Georgetown, DE 19947 (US)