Spectral sensitization of photothermographic elements

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

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430617, 430618, 430619, 430620, G03C 102

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active

044618280

ABSTRACT:
A narrow range of dinuclear spectral sensitizing dyes can be used in photothermographic silver halide emulsions without adversely affecting fog and speed levels with concentration variations.

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patent: 4156611 (1979-05-01), Ikenoue et al.
patent: 4197131 (1980-04-01), Lea et al.
patent: 4283487 (1981-08-01), Lea et al.

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