Spectral sensitizing dyes for photothermographic elements

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

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430584, 430603, 430611, 430617, 430619, G03C 1498, G03C 120

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active

055410545

ABSTRACT:
The present invention provides heat-developable, photothermographic elements comprising a support bearing at least one photosensitive, image-forming layer comprising:

REFERENCES:
patent: 2734900 (1956-02-01), Heseltine
patent: 4975362 (1990-12-01), Parton et al.
patent: 5108882 (1992-04-01), Parton et al.
patent: 5387502 (1995-02-01), Inagaki
patent: 5393654 (1995-02-01), Burrows et al.
"Redox Limitations for the Spectral Sensitization of Silver Halide in the Infrared" by J. R. Lenhard, et al., J. Phys. Chem., 1993, 97, pp. 8269-8280.
"Cyanine Type Dyes," disclosed by Wayne W. Weber, II, Research Disclosure, Sep., 1978, Item No. 17363, p. 64, including Process of Formation of Color Images, Photographic product and Treatment Solutions Useful for Putting the Process into Practice, Research Disclosure, Sep., 1978, Item No. 17362, p. 66.

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