Method for preventing the degradation of a hydrophilic colloid s

Details Method for preventing the degradation of a hydrophilic colloid s Method for preventing the degradation of a hydrophilic colloid s

1978-08-03

1980-09-23

Kimlin, Edward O.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified backing or protective layer containing

430539, 430545, 430546, 430607, 430614, 430627, 430631, 430640, 430642, 430935, 430939, G03C 102, G03C 134, G03C 138

Patent

active

042244030

ABSTRACT:
A method for preventing the degradation of a hydrophilic colloid solution for a silver halide photographic light-sensitive material of which the viscosity has been or is to be increased using an anionic polymer containing an acid group, which comprises incorporating into the hydrophilic colloid solution at least one compound represented by the formula (I): ##STR1## wherein R.sub. represents a hydrogen atom or an alkyl group; and R.sub.2, R.sub.3 and R.sub.4, which may be the same or different, each represents a hydrogen atom, a halogen atom, an alkyl group or an alkoxy group.

REFERENCES:
patent: 2870015 (1959-01-01), Allen et al.

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