Recording material for colour photography

Details Recording material for colour photography Recording material for colour photography

G - Physics

03

C

96/1

G03C 7/26 (2006.01) C07D 211/58 (2006.01) G03C 7/392 (2006.01)

Patent

CA 1203408

A recording-material for colour photography Abstract Compounds of the formula I Image in which A, R1, R2, R3, R4, R5 and R6 are as defined in claim 1, are effective optical stabilisers for photo- graphic dyes and their precursors. They are added to the colourphotographic recording materials as the latter are being prepared, and, as a result, the developed images have a longer optical stability.

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