(19)

(11)

EP 1 141 229 A1

(12)

(43) Date of publication: 10.10.2001 Bulletin 2001/41 (21) Application number: 98964850.6 (22) Date of filing: 22.12.1998

(51) International Patent Classification (IPC)7: C11D 17/06, C11D 11/00, C11D 3/00 (86) International application number: PCT/US9827/230 (87) International publication number: WO 0037/605 (29.06.2000 Gazette 2000/26)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: The Procter & Gamble Company Cincinnati,Ohio 45202 (US)	(72) Inventors: KANDASAMY, Manivannan Kobe 658-0032 (JP) NAKAMURA, Yuji Hyogo 663-8113 (JP) (74) Representative: Peet, Jillian Wendy  Procter & Gamble Technical Centres Limited,Whitley Road,Longbenton Newcastle upon Tyne NE12 9TS Newcastle upon Tyne NE12 9TS (GB)