Image-recording materials

Details Image-recording materials Image-recording materials

C - Chemistry, Metallurgy

07

D

C07D 417/14 (2006.01) C07D 277/64 (2006.01) C07D 487/04 (2006.01) C09B 57/00 (2006.01) G03C 8/10 (2006.01)

Patent

CA 2119139

2119139 9415256 PCTABS00032 There are disclosed dye-providing compounds comprising color coupler dyes substituted on the phenylene diamine portion with one or two cyclic 1,3-sulfur-nitrogen groups. The dye-providing compounds are capable of releasing the coupler dye upon cleavage in the presence of silver ions or a soluble silver complex. The dye-providing compounds are useful as image-forming materials in color thermographic, photothermographic and other photographic processes.

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