Development of photographic silver halide material

Details Development of photographic silver halide material Development of photographic silver halide material

1976-01-13

1978-02-07

Kelley, Mary F.

Gas separation: apparatus

Electric field separation apparatus

With control means responsive to sensed condition

96 55, 96 663, 96 76R, 96 95, G03C 530, G03C 148, G03C 700, G03C 716

Patent

active

040725235

ABSTRACT:
A method is described of developing a photographic silver halide element containing developable silver halide by development in the presence of a development accelerator which is a compound corresponding to the following general formula and containing in its molecule at least one thioether sulphur atom linked to two carbon atoms: ##STR1## WHEREIN: R is hydrogen, hydroxy, hydroxyalkyl, alkoxy, alkylthio or alkylamino,

REFERENCES:
patent: B417498 (1976-03-01), Pollet et al.
patent: 3021215 (1962-02-01), Williams et al.
patent: 3046134 (1962-07-01), Dann et al.
patent: 3523797 (1970-08-01), Willems et al.

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