Thermally developable light sensitive material using trivalent a

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing

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430353, 430608, 430612, 430613, 430604, G03C 102

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042581290

ABSTRACT:
A thermally developable light sensitive material which comprises: (a) an organic silver salt; (b) a photocatalyst and (c) a reducing agent in a support or in one or more layers provided on the support additionally comprises (d) at least one cerium compound selected from trivalent and/or tetravalent cerium compounds in the support and/or in one or more of the above layers. An improvement in various characteristics such as a long green shelf life, a high degree of whiteness, low thermal fog, high sensitivity and so on is obtained.

REFERENCES:
patent: 3178289 (1965-04-01), Sottysiak
patent: 3185571 (1965-05-01), Thiers et al.
patent: 3351469 (1967-11-01), Haes
patent: 3874946 (1975-04-01), Costa et al.
patent: 4003749 (1977-01-01), Masuda et al.

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