(19)

(11)

EP 0 695 341 A1

(12)

(43) Date of publication: 07.02.1996 Bulletin 1996/06 (21) Application number: 94913571.0 (22) Date of filing: 07.04.1994

(51) International Patent Classification (IPC):  C11D 3/ 12( . ) C11D 3/ 395( . ) C11D 7/ 54( . ) C11D 3/ 39( . ) C11D 7/ 20( . ) C11D 17/ 06( . ) (86) International application number: PCT/EP1994/001115 (87) International publication number: WO 1994/024251 (27.10.1994 Gazette 1994/24)

(84) Designated Contracting States: CH DE ES FR GB IT LI NL SE (30) Priority: 19.04.1993 GB 19930008047 (71) Applicants: UNILEVER PLC London EC4P 4BQ (GB) UNILEVER N.V. NL-3013 AL Rotterdam (NL)	(72) Inventor: CHAPPLE, Andrew Paul Wrexham, Clwyd LL11 5LP (GB) (74) Representative: Fransella, Mary Evelyn, et al  Unilever PLC Patent Division Colworth House Sharnbrook Bedford MK44 1LQ Bedford MK44 1LQ (GB)