Hydrophobic liquid photobleaches
US6645928B1 · kind B1 · utility
1Cited by
9References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 11, 2002 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Feb 11, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/168
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Nonionic, hydrophobic photobleach compounds, especially those based on Si(IV) phthalocyanines, which are liquid at ambient temperatures and their use in a variety of consumer product compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.