Process for hardening photographic gelatin

Details Process for hardening photographic gelatin Process for hardening photographic gelatin

1980-12-29

1982-07-06

Louie, Jr., Won H.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430623, 430626, 260117, 106125, G03C 130

Patent

active

043383947

ABSTRACT:
Gelatin-containing layers of photographic materials are hardened by adding a compound containing from 2 to 6 sulfonyl ethyl sulfate groups in the form of its salts and activating the compound by adjusting a pH-value in the range from 6.5 to 11.

REFERENCES:
patent: 3392023 (1968-07-01), Burness
patent: 3834902 (1974-09-01), Wright
patent: 3853940 (1974-12-01), Tesoro et al.
patent: 4142897 (1979-03-01), Habu et al.

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