Title:
PHOTOCHEMICAL SINGLET OXYGEN GENERATORS HAVING CATIONIC SUBSTANTIVITY MODIFIERS
Document Type and Number:
WIPO Patent Application WO1998032828
Kind Code:
A3
Abstract:
The present invention relates to photochemical singlet oxygen generators having enhanced fabric substantivity, said photochemical singlet oxygen generators useful as photobleaches in laundry detergent compositions. the present invention is also directed to methods for removing stains on fabric by contacting dirty and stained fabric with the photobleaching agents described herein.
Inventors:
WILLEY ALAN DAVID (US)
JEFFREYS BRIAN (US)
INGRAM DAVID WILLIAM (US)
JEFFREYS BRIAN (US)
INGRAM DAVID WILLIAM (US)
Application Number:
PCT/US1998/000228
Publication Date:
October 08, 1998
Filing Date:
January 22, 1998
Export Citation:
Assignee:
PROCTER & GAMBLE (US)
WILLEY ALAN DAVID (US)
JEFFREYS BRIAN (US)
INGRAM DAVID WILLIAM (US)
WILLEY ALAN DAVID (US)
JEFFREYS BRIAN (US)
INGRAM DAVID WILLIAM (US)
International Classes:
C11D3/00; D06L3/12; C11D3/16; C11D3/28; C11D3/39; C11D3/395; D06L4/75; (IPC1-7): C11D3/00
Domestic Patent References:
| WO1997005202A1 | 1997-02-13 | |||
| WO1992001753A1 | 1992-02-06 |
Foreign References:
| US4368053A | 1983-01-11 | |||
| US4166718A | 1979-09-04 |
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