(19)

(11)

EP 0 656 934 A1

(12)

(43) Date of publication: 14.06.1995 Bulletin 1995/24 (21) Application number: 93920019.0 (22) Date of filing: 17.08.1993

(51) International Patent Classification (IPC):  C11D 1/ 46( . ) C11D 3/ 00( . ) C11D 1/ 645( . ) (86) International application number: PCT/US1993/007608 (87) International publication number: WO 1994/004641 (03.03.1994 Gazette 1994/06)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 21.08.1992 US 19920934097 02.07.1993 US 19930087223 (71) Applicant: Colgate-Palmolive Company New York, N.Y. 10022-7499 (US)	(72) Inventors: HARMALKER, Subhash Somerset, NJ 08873 (US) GRANDMAIRE, Jean-Paul B-4821 Andrimont (BE) TACK, Viviane B-4630 Soumagne (BE) JACQUES, Alain B-4570 Blegny (BE) (74) Representative: Smulders, Theodorus A.H.J., Ir., et al  Vereenigde Octrooibureaux Nieuwe Parklaan 97 NL-2587 BN 's-Gravenhage NL-2587 BN 's-Gravenhage (NL)