Title:
BLEACHING COMPOSITION
Document Type and Number:
WIPO Patent Application WO2001048138
Kind Code:
A3
Abstract:
A bleaching composition is provided for effective bleaching with a bleach catalyst at low temperatures. The bleaching composition comprises of a) from 0.05 microM to 50 mM of an organic substance which forms a complex with a transition metal; b) a source of active oxygen corresponding to 0.05 to 100 mM of active oxygen; and c) an effective amount of liquid carbon dioxide.
Inventors:
BIJL DIRK JOHANNES
HAGE RONALD
KEVELAM JAN
KOEK JEAN HYPOLITES
MURPHY DENNIS STEPHEN
SMIT IRENE ERICA
VERHAGEN JOHANNES J
VAN DER VLIST PIETER
HAGE RONALD
KEVELAM JAN
KOEK JEAN HYPOLITES
MURPHY DENNIS STEPHEN
SMIT IRENE ERICA
VERHAGEN JOHANNES J
VAN DER VLIST PIETER
Application Number:
PCT/EP2000/012861
Publication Date:
November 15, 2001
Filing Date:
December 14, 2000
Export Citation:
Assignee:
UNILEVER NV (NL)
UNILEVER PLC (GB)
LEVER HINDUSTAN LTD (IN)
UNILEVER PLC (GB)
LEVER HINDUSTAN LTD (IN)
International Classes:
C11D1/82; C11D3/02; C11D3/16; C11D3/37; C11D3/39; D06L3/02; D06L4/15; D06L4/17; (IPC1-7): C11D3/39; C11D3/02; C11D3/16; D06L3/02
Domestic Patent References:
| WO1998023532A1 | 1998-06-04 | |||
| WO1994001227A1 | 1994-01-20 | |||
| WO1997048787A1 | 1997-12-24 | |||
| WO1998039405A1 | 1998-09-11 |
Foreign References:
| EP0530949A1 | 1993-03-10 | |||
| DE3906735A1 | 1990-09-06 | |||
| US5683473A | 1997-11-04 | |||
| EP0408131A2 | 1991-01-16 |
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