Silver halide color photographic light-sensitive material containing a novel yellow coupler
US6140032A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1998 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | Nov 19, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/30535
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A silver halide color photographic light-sensitive material characterized in that the light-sensitive material contains a yellow coupler represented by the following Formula [I]; ##STR1## wherein R.sub.1 represents an alkyl group, a cycloalkyl group, an amino group, a heterocyclic group or an aryl group, R.sup.2 represents a straight chain or branched unsubstituted alkyl group having not less than 2 carbon atoms, X represents a chlorine atom, an alkoxy group or aryloxy group. Y represents an acylamino group or a chlorine atom when R.sub.1 represents an alkyl group, a cycloalkyl group, an amino group or a heterocyclic group , and Y represents an sulfonylamino group, a chlorine atom or oxycarbonyl group when R.sub.1 represents an aryl group. n represents an integer of 0 to 4. When n is not less than 2, plural Y may be either the same or different.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.