Fluorinated dye stabilizers in fluorinated dielectric solvent
US7141688B2 · kind B2 · utility
33Cited by
7References
62Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2003 |
| Grant date | Nov 28, 2006 |
| Priority date | — |
| Expiry date | Apr 21, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D251/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to novel fluorinated dye stabilizers having both high quenching efficiency and solubility in halogenated solvents. These dye stabilizers have shown a significantly effect on improving the dye fastness in hostile photooxidation conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.