Heat sensitive dye layers

C - Chemistry – Metallurgy – 07 – C

Patent

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42/1, 96/186, 96

C07C 43/23 (2006.01) B41M 5/28 (2006.01) C07C 29/38 (2006.01) C07C 33/46 (2006.01) C07C 39/367 (2006.01) G03C 1/498 (2006.01) G03C 1/83 (2006.01)

Patent

CA 1093300

Abstract of the Disclosure A heat bleachable layer comprising a benzopinacol and a reducible dye or dye precursor is useful in an imaging element. The heat bleachable layer can be, for instance, an antihalation layer of a photographic element, such as a photothermographic element.

283080

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