Targeted moieties for use in bleach catalysts
US6677288B2 · kind B2 · utility
0Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 2001 |
| Grant date | Jan 13, 2004 |
| Priority date | — |
| Expiry date | Jun 26, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3932
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
There is provided a targeted bleaching composition comprising an organic substance which forms a complex with a transition metal, the complex catalyzing bleaching of a substrate by a precursor selected from atmospheric oxygen and/or a peroxyl species. The complex is bound to a recognizing portion having a high binding affinity for stains present on fabrics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.