Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1980-04-24
1981-07-21
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
430233, 430245, 430248, 430428, 430463, 430612, G03C 554, G03C 538, G03C 148, G03C 700
Patent
active
042799830
ABSTRACT:
A novel photographic film unit, preferably a diffusion transfer film unit adapted to provide silver images of enhanced image stability which comprises photosensitive silver halide, silver precipitating nuclei and a stabilizing compound consisting of a noble metal complexed with a ligand, said ligand being adapted to hydrolyze in aqueous alkali to provide a diffusible complex of said noble metal.
REFERENCES:
patent: 3326684 (1967-06-01), Nishio et al.
patent: 3704126 (1972-11-01), Land et al.
patent: 3730716 (1973-05-01), Land et al.
patent: 3821000 (1974-06-01), Land et al.
Bilofsky Ruth C.
Nestle Mara O.
Kiely Philip G.
Polaroid Corporation
Schilling Richard L.
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