| (19) |
 |
|
(11) |
EP 0 605 178 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
28.12.1994 Bulletin 1994/52 |
| (43) |
Date of publication A2: |
|
06.07.1994 Bulletin 1994/27 |
| (22) |
Date of filing: 21.12.1993 |
|
|
| (84) |
Designated Contracting States: |
|
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE |
| (30) |
Priority: |
24.12.1992 GB 9226945
|
| (71) |
Applicant: JEYES GROUP plc |
|
Norfolk IH24 1HA (GB) |
|
| (72) |
Inventor: |
|
- White, Michael John Robert
Attleborough,
Norfolk NR17 2PY (GB)
|
| (74) |
Representative: Lamb, John Baxter |
|
MARKS & CLERK,
57-60 Lincoln's Inn Fields
London WC2A 3LS
London WC2A 3LS (GB) |
|
| |
|
| (54) |
Thickened alkaline aqueous hydrogen peroxide solutions |
(57) A thickened bleach comprises an alkaline aqueous solution of hydrogen peroxide containing,
as thickening system, a mixture of a quarternary long chain alkyl ammonium compound
together with a water-soluble salt of an aromatic sulphonic acid hydrotrope