Color photographic recording material containing a dir-coupler

Details Color photographic recording material containing a dir-coupler Color photographic recording material containing a dir-coupler

1987-10-19

1990-01-30

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430557, G03C 736

Patent

active

048973416

ABSTRACT:
Remarkably high inter-image and edge effects are obtained when DIR-Couplers corresponding to Formula I are added to multilayered color photographic recording materials, in particular to green sensitive or red sensitive layers. The sharpness and color reproduction may thereby be improved. ##STR1## R.sup.1 and R.sup.2 denote alkyl or an aromatic group, R.sup.3 denotes H, alkyl or acylamino,

REFERENCES:
patent: 4149886 (1979-04-01), Tanaka et al.
patent: 4359521 (1982-11-01), Fryberg et al.
patent: 4368255 (1983-01-01), Borg
patent: 4518682 (1985-05-01), Kobayashi et al.
patent: 4579816 (1986-04-01), hlschlager et al.

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