Process for forming dye images
US4286053A · kind A · utility
15Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 1979 |
| Grant date | Aug 25, 1981 |
| Priority date | — |
| Expiry date | Nov 21, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/30535
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for forming yellow dye images in silver halide photographic material using 2-equivalent .alpha.-pivaloyl acetanilide couplers having at the 5-position a ballasting sulfonyl amido group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.