Color photographic recording material containing a coupler relea

Details Color photographic recording material containing a coupler relea Color photographic recording material containing a coupler relea

1990-07-18

1991-06-04

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430557, 430558, 430957, G03C 736

Patent

active

050213300

ABSTRACT:
High edge effects and interimage effects are obtained when DIR couplers of formula I are used in color photographic silver halide materials. ##STR1## In Formula I, R.sup.1 denotes alkyl, for example C.sub.4 H.sub.9 -t, aryl, for example p-alkoxyphenyl, NH-aryl or NH--NH--R.sup.3 ;

REFERENCES:
patent: 3841880 (1974-10-01), Kertel
patent: 4870000 (1989-09-01), Bergthaller et al.

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