Silver halide developing agents

Details Silver halide developing agents Silver halide developing agents

1980-07-11

1981-10-13

Brown, J. Travis

Radiation imagery chemistry: process, composition, or product th

Post imaging processing

Developing

430218, 430224, 430405, 430485, 430559, 430955, G03C 530

Patent

active

042949157

ABSTRACT:
There are described novel compounds which include a silver halide developing function, a colorless ligand which is a radical of an iminodiacetic acid and a radical containing an onium group. The compounds are useful in photography as silver halide developing agents and also may be complexed with metals to form dye developers.

REFERENCES:
patent: 3253915 (1966-05-01), Wegerts et al.
patent: 3563739 (1971-02-01), Idelson
patent: 3590692 (1971-07-01), Bloom

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