Composition for and method of cleaning continuous, nonreplenishe

Details Composition for and method of cleaning continuous, nonreplenishe Composition for and method of cleaning continuous, nonreplenishe

1992-07-20

1994-04-19

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Regenerating image processing composition

Developer

430406, 430488, G03C 5305, G03C 531

Patent

active

053044622

ABSTRACT:
A solution containing a water-soluble stilbene sulfonic acid derivative which is used to solubilize oily dye residues in photodeveloper solutions used to develop direct positive silver halide film without generating foam is disclosed.

REFERENCES:
patent: 3392122 (1968-07-01), Obayashi et al.
patent: 3589921 (1971-06-01), Allison et al.
patent: 4264716 (1981-04-01), Vincent et al.
patent: 4394440 (1983-07-01), Cappel
patent: 4444871 (1984-04-01), Miyaoka et al.
patent: 4587195 (1986-06-01), Ishikawa et al.
patent: 4863839 (1989-09-01), Heki et al.
Cappel et al., "Method for Reducing Spectral Sensitizing Dye Stain in Photographic Elements", Research Disclosure No. 20733, Jul., 1981.

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