Developer for silver halide light sensitive photographic materia

Radiation imagery chemistry: process – composition – or product th – Nonradiation sensitive image processing compositions or... – Developer

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Details

430480, 430483, 430486, 430490, G03C 5305

Patent

active

059981121

ABSTRACT:
A photographic developer composition is disclosed, comprising a reductone, as a developing agent and a compound represented by the following formula (1). The reductone is a compound represented by following formula (A). The processing method by use of the developer composition is also disclosed.

REFERENCES:
patent: 3865591 (1975-02-01), Katz
patent: 4427762 (1984-01-01), Takahashi et al.
patent: 4816384 (1989-03-01), Fruge et al.
patent: 5460919 (1995-10-01), Obi et al.
patent: 5821041 (1998-10-01), Okutsu et al.
patent: 5834171 (1998-11-01), Suzuki et al.
Research Disclosure, "An Ascorbic Acid Developer in Various Photographic Applications" (1995) Mar., pp. 185-224, No. 371.
Derwent Publications Ltd., Section Ch, Week 9741, An 97-439545 XP002075521 of JP 09 197 629 A.

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