Process for photographic development processing

Details Process for photographic development processing Process for photographic development processing

1989-02-06

1991-01-15

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Post imaging processing

Developing

430488, 430489, G03C 5305

Patent

active

049853481

ABSTRACT:
A process for development-processing a black-and-white silver halide light-sensitive material is disclosed, which comprises using a developer containing at least one compound represented by formulae (I) and (II): ##STR1## wherein R.sub.1 and R.sub.2 each represents hydrogen atom, an alkyl group or an aryl group;

REFERENCES:
patent: 4371610 (1983-01-01), Toyoda et al.
patent: 4717648 (1988-01-01), Ueda et al.
patent: 4772546 (1988-09-01), Deguchi et al.
European Search Report.
Patent Abstracts of Japan, vol. 7, No. 231 (p. 229)-JP-A-58 120 247.

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