| (19) |
 |
|
(11) |
EP 0 540 090 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
07.07.1993 Bulletin 1993/27 |
| (43) |
Date of publication A2: |
|
05.05.1993 Bulletin 1993/18 |
| (22) |
Date of filing: 21.10.1992 |
|
|
| (84) |
Designated Contracting States: |
|
CH DE ES FR GB IT LI NL SE |
| (30) |
Priority: |
01.11.1991 GB 9123220
|
| (71) |
Applicants: |
|
- UNILEVER N.V.
NL-3000 DK Rotterdam (NL)
CH DE ES FR IT LI NL SE
- UNILEVER PLC
London EC4P 4BQ (GB)
GB
|
|
| (72) |
Inventors: |
|
- Koshdel, Ezat
Bebington,
Wirral Merseyside L63 3JW (GB)
- Thornthwaite, David William
Bebington,
Wirral Merseyside L63 3JW (GB)
- Nicholson, John Richard
Edgewater, NJ 07020 (US)
|
| (74) |
Representative: Dries, Antonius Johannes Maria et al |
|
Unilever N.V. Patent Division
P.O. Box 137
3130 AC Vlaardingen
3130 AC Vlaardingen (NL) |
|
| |
|
| (54) |
Liquid cleaning compositions |
(57) A substantially non-aqueous liquid cleaning composition comprises a non-aqueous liquid
phase and dispersed solids which comprise an inorganic percarbonate bleach and a bleach
precursor, wherein the precursor has a molar solubility in the liquid phase alone
multiplied by the number of active groups of no more than 1.2 mmol per 100 ml at 25°C.