(19)

(11)

EP 0 827 531 A2

(12)

(43) Date of publication: 11.03.1998 Bulletin 1998/11 (21) Application number: 96913508.0 (22) Date of filing: 12.04.1996

(51) International Patent Classification (IPC):  C12N 15/ 09( . ) C12N 9/ 54( . ) C12R 1/ 07( . ) C11D 3/ 386( . ) C12N 15/ 00( . ) (86) International application number: PCT/EP1996/001610 (87) International publication number: WO 1996/034935 (07.11.1996 Gazette 1996/49)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 05.05.1995 EP 19950201161 (71) Applicants: UNILEVER N.V. 3013 AL Rotterdam (NL) UNILEVER PLC London EC4P 4BQ (GB)	(72) Inventors: KLUGKIST, Jan NL-3137 BA Vlaardingen (NL) MARKVARDSEN, Peter DK-2580 Bagsvaerd (DK) VON DER OSTEN, Claus DK-2800 Lyngby (DK) SIERKSTRA, Laurens, Nicolaas NL-2623 NR Delft (NL) BAUDITZ, Peter DK-2100 Copenhagen (DK) (74) Representative: Kan, Jacob Hendrik, et al  Unilever N.V. Patent Division P.O. Box 137 3130 AC Vlaardingen 3130 AC Vlaardingen (NL)