Photographic print-out compositions containing reductones as...

Details Photographic print-out compositions containing reductones as... Photographic print-out compositions containing reductones as...

G - Physics

03

C

96/153

G03C 1/52 (2006.01) G03C 1/73 (2006.01) G03F 7/105 (2006.01)

Patent

CA 1050804

PHOTOGRAPHIC PRINT-OUT COMPOSITIONS CONTAINING REDUCTONES Abstract of the Disclosure Certain reductones are added to photographic print- out compositions containing leuco dyes whereby coating solu- tions of such compositions are stabilized against discoloration prior to coating and dark thermal reactions leading to back- ground coloration on aging of coating stock are suppressed. - 1 -

219713

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