(19)

(11)

EP 0 885 290 A1

(12)

(43) Date of publication: 23.12.1998 Bulletin 1998/52 (21) Application number: 97915087.0 (22) Date of filing: 06.03.1997

(51) International Patent Classification (IPC):  C11D 1/ 83( . ) C11D 3/ 18( . ) C11D 3/ 30( . ) C11D 1/ 14( . ) C11D 1/ 72( . ) C11D 3/ 02( . ) C11D 3/ 20( . ) C11D 17/ 00( . ) C11D 1/ 29( . ) (86) International application number: PCT/US1997/004065 (87) International publication number: WO 1997/032968 (12.09.1997 Gazette 1997/39)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE Designated Extension States: RO (30) Priority: 06.03.1996 US 19960611231 (71) Applicant: Colgate-Palmolive Company New York, N.Y. 10022 (US)	(72) Inventors: YIANAKOPOULOS, Georges B-4000 Liège (BE) BLANDIAUX, Geneviève B-4870 Trooz (BE) MONDIN, Myriam B-4100 Seraing (BE) (74) Representative: Smulders, Theodorus A.H.J., Ir., et al  Vereenigde Octrooibureaux Nieuwe Parklaan 97 2587 BN 's-Gravenhage 2587 BN 's-Gravenhage (NL)