| (19) |
 |
|
(11) |
EP 0 564 250 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
08.11.1995 Bulletin 1995/45 |
| (43) |
Date of publication A2: |
|
06.10.1993 Bulletin 1993/40 |
| (22) |
Date of filing: 30.03.1993 |
|
|
| (84) |
Designated Contracting States: |
|
CH DE ES FR GB IT LI NL SE |
| (30) |
Priority: |
31.03.1992 US 860828
|
| (71) |
Applicants: |
|
- UNILEVER PLC
London EC4P 4BQ (GB)
GB
- UNILEVER N.V.
NL-3013 AL Rotterdam (NL)
CH DE ES FR IT LI NL SE
|
|
| (72) |
Inventors: |
|
- Coope, Janet Lynn
Cliffside Park,
New Jersey 07010 (US)
- Madison, Stephen Alan
New City,
New York 10956 (US)
- Hessel, John Frederick
Metuchen,
New Jersey 08840 (US)
- Kuzmenka, Daniel Joseph
Wallington,
New Jersey 07057 (US)
- Humphreys, Robert William Riley
Oradell,
New Jersey 07649 (US)
|
| (74) |
Representative: Kan, Jacob Hendrik, Dr. et al |
|
Unilever N.V.
Patent Division
P.O. Box 137
NL-3130 AC Vlaardingen
NL-3130 AC Vlaardingen (NL) |
|
| |
|
| (54) |
Structured liquid detergent compositions containing amido and imido peroxy acids |
(57) An aqueous cleaning composition is provided which includes an amido or imido organic
peroxyacid having water solubility of less than 1 x 10⁻⁴M, a structuring surfactant
and a pH-adjusting system for maintaining pH from 3.5 to 8.5 during storage and, upon
dilution with a wash water, causing pH to rise by at least 0.5 pH units.