In situ film hardening with pyridinium chlorochromate and aldehy

Details In situ film hardening with pyridinium chlorochromate and aldehy In situ film hardening with pyridinium chlorochromate and aldehy

1983-10-11

1985-02-12

Louie, Won H.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

260117, 430623, G03C 130

Patent

active

044991827

ABSTRACT:
A process of forming a hardened photographic film by in situ generation of hardener by incorporating an aldehyde precursor alcohol in one layer and pyridinium chlorochromate in an adjacent layer. Preferred aldehyde precursor alcohol is 1,5-pentanediol or methanol.

REFERENCES:
patent: 3951940 (1976-04-01), Ballantine et al.
patent: 4014862 (1977-03-01), Ballantine et al.
patent: 4124397 (1978-11-01), Abele et al.
patent: 4175970 (1979-11-01), LeStrange
patent: 4399214 (1983-08-01), Lohmer

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