| (19) |
 |
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(11) |
EP 0 667 392 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
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15.11.1995 Bulletin 1995/46 |
| (43) |
Date of publication A2: |
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16.08.1995 Bulletin 1995/33 |
| (22) |
Date of filing: 14.02.1995 |
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| (84) |
Designated Contracting States: |
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AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE |
| (30) |
Priority: |
14.02.1994 GB 9402802
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| (71) |
Applicant: JEYES GROUP plc |
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Norfolk IH24 1HA (GB) |
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| (72) |
Inventor: |
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- White, Michael John Robert
Attleborough,
Norfolk NR17 2PY (GB)
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| (74) |
Representative: Lamb, John Baxter et al |
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MARKS & CLERK,
57-60 Lincoln's Inn Fields
London WC2A 3LS
London WC2A 3LS (GB) |
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| |
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(57) A thickened alkaline peroxide bleaching composition comprising :-
(a) hydrogen peroxide ;
(b) water;
(c) a stabiliser for the hydrogen peroxide ;
(d) a water-soluble electrolyte ; and
(e) a surfactant/thickening component comprising :
(i) an alkyl ether sulphate surfactant together with an amine oxide or betaine surfactant
and, optionally, an alkane sulphonate surfactant; or
(ii) an amine oxide surfactant together with a sarcosinate surfactant and, optionally,
an alkane sulphonate surfactant.