Silver halide photographic light sensitive material

Details Silver halide photographic light sensitive material Silver halide photographic light sensitive material

1991-05-21

1993-06-22

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430957, 430558, 430553, 430555, 430557, G03C 7305

Patent

active

052215997

ABSTRACT:
A compound used as a silver halide photographic light sensitive material for releasing a photographically useful group (PUG) by the reaction with an oxidized developing compound during the developing process is disclosed.
The compound has several timing groups so that the releasing can be controlled by several steps of the reactions to meet a required timing.
The compound can be modified with various kinds of substituents so that the width of the reacting area is controlled. ##STR1##

REFERENCES:
patent: 4409323 (1983-10-01), Sato et al.
patent: 4500633 (1985-02-01), Menjo et al.
patent: 4849325 (1989-07-01), Sasaki et al.
patent: 4861701 (1989-08-01), Burns et al.
Patent Abstracts of Japan vol. 13, #436 (P-938)(3784) Sep. 29, 1989.

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