(19)
(11) EP 1 021 507 A1

(12)

(43) Date of publication:
26.07.2000 Bulletin 2000/30

(21) Application number: 96939039.2

(22) Date of filing: 13.11.1996
(51) International Patent Classification (IPC)7: C11D 3/20, C11D 1/72, C11D 1/722
(86) International application number:
PCT/EP9604/992
(87) International publication number:
WO 9719/157 (29.05.1997 Gazette 1997/23)
(84) Designated Contracting States:
CH DE ES FR GB IT LI NL SE

(30) Priority: 17.11.1995 EP 95203158

(71) Applicants:
  • UNILEVER N.V.
    3013 AL Rotterdam (NL)

    CH DE ES FR IT LI NL SE 
  • UNILEVER PLC
    London EC4P 4BQ (GB)

    GB 

(72) Inventors:
  • OFFILER, Michael Thomas
    Runcorn,Cheshire, WA7 3JZ (GB)
  • VERBIEST, Willem P.
    NL-3606 AN Maarssen (NL)

(74) Representative: Rosen Jacobson, Frans Lucas M. et al
Unilever N.V.,Patent Division,P.O. Box 137
3130 AC Vlaardingen
3130 AC Vlaardingen (NL)

   


(54) CLEANING FORMULATION, ADDITIVE FOR A CLEANING FORMULATION AND PROCESS FOR CLEANING BOTTLES USING SUCH