Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1987-10-23
1989-06-13
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...
430212, 430215, 430220, 430236, 430237, G03C 554
Patent
active
048392570
ABSTRACT:
A color diffusion transfer photographic film unit and a method for forming image therewith which comprises a photosensitive sheet comprising a light-reflective support having disposed thereon in order outwardly from the support (a) a layer having neutralizing function, (b) a dye image-receiving layer, (c) a separating layer and (d) at least one light-sensitive emulsion layer comprising a light-sensitive silver halide, the light-sensitive emulsion layer being associated with at least one dye image-forming material; a transparent cover sheet superposed on the outermost layer of the photosensitive sheet; and rupturable storage means for providing a developing solution substantially opaque to light between the light-sensitive emulsion layer and the transparent cover sheet; provided that at least one of the light-reflective support and layer thereon disposed on the side of the light-sensitive emulsion layer opposite the transparent cover sheet is substantially opaque to light.
REFERENCES:
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patent: 3730718 (1973-05-01), Danhauser
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patent: 4459346 (1984-07-01), Bishop et al.
patent: 4499174 (1985-02-01), Bishop et al.
patent: 4606992 (1986-08-01), Bishop
"Image Transfer Material", Research Disclosure, No. 15513, Mar. 1977.
Minoda Minoru
Nakamura Shigeru
Shiba Keisuke
Fuji Photo Film Co. , Ltd.
Schilling Richard L.
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