(19)

(11)

EP 0 934 328 A1

(12)

(43) Date of publication: 11.08.1999 Bulletin 1999/32 (21) Application number: 97913161.0 (22) Date of filing: 13.10.1997

(51) International Patent Classification (IPC):  C07H( . ) C07H 13/ 06( . ) C11D 1/ 66( . ) C11D 3/ 00( . ) C11D 3/ 37( . ) C07H 13/ 02( . ) C11D 1/ 62( . ) C11D 1/ 835( . ) C11D 3/ 22( . ) D06M 13/ 148( . ) (86) International application number: PCT/EP1997/005762 (87) International publication number: WO 1998/016538 (23.04.1998 Gazette 1998/16)

(84) Designated Contracting States: BE DE ES FR GB IT (30) Priority: 16.10.1996 EP 19960307507 (71) Applicants: UNILEVER PLC London EC4P 4BQ (GB) UNILEVER N.V. 3013 AL Rotterdam (NL)	(72) Inventors: GRAINGER, David, Stephen Chester CH2 3BN (GB) KHAN-LODHI, Abid, Nadim North Bergen, NJ 07047 (US) (74) Representative: Tansley, Sally Elizabeth, et al  Unilever PLC, Patent Division, Colworth House Sharnbrook, Bedford MK44 1LQ Sharnbrook, Bedford MK44 1LQ (GB)