Color photograhic recording material containing a coupler which

Details Color photograhic recording material containing a coupler which Color photograhic recording material containing a coupler which

1988-03-21

1989-09-26

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Two or more radiation-sensitive layers containing other than...

430506, 430544, 430556, 430557, 430558, 430955, 430957, G03C 134, G03C 106

Patent

active

048700002

ABSTRACT:
A color photographic recording material containing a coupler which releases a photographically active compound.
Couplers corresponding to formula (I) couple with color developers to form yellow to yellow-orange dyes and, in doing so, release the residue X as a photographically active compounds. Where X is a development inhibitor, remarkably high inter-image and edge effects can be obtained. ##STR1## in which R.sup.1 represents alkyl, a heterocyclic or carbocyclic aromatic group or -NH-CO-R.sup.2 ;

REFERENCES:
patent: 3841880 (1974-10-01), Kertel
patent: 4259437 (1981-03-01), Webb
patent: 4410618 (1983-10-01), Vanmeter et al.
patent: 4518685 (1985-05-01), Yagihara et al.
patent: 4591548 (1986-05-01), Delprato
patent: 4690885 (1987-09-01), Yagihara et al.

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