(19)

(11)

EP 0 686 187 A1

(12)

(43) Date of publication: 13.12.1995 Bulletin 1995/50 (21) Application number: 94908341.0 (22) Date of filing: 17.02.1994

(51) International Patent Classification (IPC):  C11D 3/ 04( . ) C11D 3/ 10( . ) C11D 3/ 20( . ) C11D 3/ 00( . ) C11D 3/ 12( . ) D06M 11/ 79( . ) (86) International application number: PCT/EP1994/000469 (87) International publication number: WO 1994/019440 (01.09.1994 Gazette 1994/20)

(84) Designated Contracting States: CH DE ES FR GB IT LI NL SE (30) Priority: 24.02.1993 GB 19930003721 (71) Applicants: UNILEVER PLC London EC4P 4BQ (GB) UNILEVER N.V. NL-3013 AL Rotterdam (NL)	(72) Inventors: CHAPPLE, Andrew, Paul Wrexham, Clwyd LL11 5LP (GB) GRAHAM, Peter Wirral, Merseyside L49 6PJ (GB) (74) Representative: Fransella, Mary Evelyn, et al  Unilever PLC Patent Division Colworth House Sharnbrook Bedford MK44 1LQ Bedford MK44 1LQ (GB)