Heat developable photosensitive material

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Antihalation or filter layer containing

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430618, 430619, 430620, 430339, G03C 184

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active

043595243

ABSTRACT:
A heat-developable photosensitive material is described comprising a heat-developable photosensitive layer containing at least an organic silver salt, a photocatalyst, and a reducing agent, wherein the improvement is an antihalation layer comprising a light bleachable colored composition composed of at least (1) a photosensitive halogen-containing compound, and (2) a merocyanine dye, provided on the opposite side of said heat-developable photosensitive layer with respect to the side intended for imagewise exposure.

REFERENCES:
patent: 3104973 (1963-09-01), Sprague et al.
patent: 3148187 (1964-09-01), Heseltine
patent: 3595655 (1971-07-01), Robinson et al.
patent: 3615562 (1971-10-01), Harrison
patent: 3984248 (1976-10-01), Sturmer
patent: 4232106 (1980-11-01), Iwasaki et al.
patent: 4258123 (1981-03-01), Nagashima et al.
Research Disclosure 17029, Jun. 1978.

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