Support material for light sensitive materials with back anticur

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified backing or protective layer containing

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4284111, 428484, 430523, 430930, G03C 185

Patent

active

053745108

ABSTRACT:
A support material for light sensitive materials is disclosed which has an anticurl layer on the back which contains at least a hardening agent and a bone gelatin that has been degraded by enzymatic action, and the gelatin has more than 40% low molecular fractions having a molecular weight of less than 100,000 and a gel strength of 200-250 g Bloom.

REFERENCES:
patent: 4396709 (1983-08-01), Kameoka et al.
patent: 4977065 (1990-12-01), Westfal et al.
patent: 5100769 (1992-03-01), Wesfal et al.
patent: 5219718 (1993-06-01), Hatakeyama et al.
patent: 5264339 (1993-11-01), Tavernier et al.
Japanese Laid Open Publication 59191030 (English translation).

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