Photographic recording material

Details Photographic recording material Photographic recording material

1982-01-15

1983-10-04

Louie, Jr., Won H.

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

Developer

430564, 430600, 430601, 430446, 430448, G03C 530, G03C 106

Patent

active

044079354

ABSTRACT:
The compounds of the formula ##STR1## in which R is amino, cyclic amino, aryloxy or a group of the formula ##STR2## in which L is a radical of the formula .dbd.N-Z, with Z being alkyl or cycloalkyl, or is a heterocyclic radical, aryleneoxy or oxyaryleneoxy and R' and R" are hydrogen, alkyl or halogen, and x and y are 0, 1, 2 or 3, are suitable development accelerators for the development of exposed photographic materials containing silver halide. They accelerate the reduction of the exposed silver salt to silver and thus enhance the sensitivity of the photographic material.

REFERENCES:
patent: 3385708 (1968-05-01), Grabhofer et al.
patent: 4185006 (1980-01-01), Rasberger et al.

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