Photographic material containing a layer capable of being dyed b

Details Photographic material containing a layer capable of being dyed b Photographic material containing a layer capable of being dyed b

1983-01-10

1984-10-02

Herbert, Thomas J.

Stock material or miscellaneous articles

Composite

428457, 428913, 428914, 430214, 430225, 430241, B32B 904

Patent

active

044748540

ABSTRACT:
In a photographic material suitable as image receptor element for the dye diffusion transfer process, a dye absorbent layer arranged on a layer support contains nickel chelates or copper-II chelates of a compound corresponding to the following general formula I as metallizing agents for the formation of colored complexes from colorless or colored organic complex formers. The chelatable image dyes transferred imagewise to the dye adsorbent layer in the course of development give rise to the corresponding nickel or copper-II complexes with improved light stability. ##STR1## wherein R.sup.1 represents a hydrocarbon group having up to 30 carbon atoms optionally interrupted by --O--;

REFERENCES:
patent: 2870190 (1959-01-01), Burgert et al.
patent: 3081167 (1963-03-01), Goulston et al.
patent: 3227550 (1966-01-01), Whitmore et al.
patent: 3443940 (1969-05-01), Bloom et al.

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