Granulated photochemicals

Details Granulated photochemicals Granulated photochemicals

1991-03-08

1992-08-04

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

430450, 430451, 430452, 430453, 430458, 430461, 430465, 430466, G03C 524

Patent

active

051358409

ABSTRACT:
Photographic processing chemicals in the form of granulates having an average particle diameter of from 150 to 3000 .mu.m containing a polymer having a molar mass of from 6,000,000 to 14,000,000 in a quantity from 1 to 1,000 mg/kg of granulate consisting of at least 80 mol % of one or more of the monomers, acrylamide, acrylic acid and cationic monomer or mixtures of acrylamide and cationic or anionic monomer are distinguished by being easy to prepare, dust free and freely pourable.

REFERENCES:
patent: 2543086 (1951-02-01), Wiitala
patent: 2759823 (1956-08-01), Kridel et al.
patent: 4923786 (1990-05-01), Kuhnert et al.

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