Photographic elements containing cyan coupler UV absorber and stabilizer
US6756189B2 · kind B2 · utility
1Cited by
9References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2002 |
| Grant date | Jun 29, 2004 |
| Priority date | — |
| Expiry date | Oct 11, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/132
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a colour photographic element containing one or more cyan dye-forming couplers, a UV absorber and a specific class of stabiliser, and an imaging process used therewith. The element exhibits improved stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.