| (19) |
 |
|
(11) |
EP 1 038 947 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
02.01.2002 Bulletin 2002/01 |
| (43) |
Date of publication A2: |
|
27.09.2000 Bulletin 2000/39 |
| (22) |
Date of filing: 31.01.2000 |
|
| (51) |
International Patent Classification (IPC)7: C11D 3/39 |
|
| (84) |
Designated Contracting States: |
|
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
Designated Extension States: |
|
AL LT LV MK RO SI |
| (30) |
Priority: |
29.01.1999 GB 9901957
|
| (71) |
Applicant: Yplon S.A. |
|
7730 Estaimpuis (BE) |
|
| (72) |
Inventors: |
|
- Michel, Jacques
7540 Kain (Tournai) (BE)
- Chevalier, Olivier
7610 Rumes (BE)
|
| (74) |
Representative: Atkinson, Peter Birch et al |
|
MARKS & CLERK, Sussex House, 83-85 Mosley Street
Manchester M2 3LG
Manchester M2 3LG (GB) |
|
| |
|
| (54) |
Cleaning formulation |
(57) A liquid cleaning formulation having a pH of less then 6.0 and comprising a surface
active agent, hydrogen peroxide, and a pH jump system which is a borate and polyhydroxy
compound.