Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1979-08-24
1981-12-08
Brown, J. Travis
Radiation imagery chemistry: process, composition, or product th
Transfer procedure between image and image layer, image...
Diffusion transfer process, element, or identified image...
430231, 430232, 430510, G03C 700
Patent
active
043048358
ABSTRACT:
A receiving element for use in an additive color photographic diffusion transfer process which comprises a transparent support carrying an additive color screen and a layer comprising noble metal silver precipitating nuclei and a polymer; wherein said nuclei are present in a level of about 0.1-0.3 mgs/ft.sup.2, and said polymer is present at a level of from about 0.5 to 5 times the coverage of said nuclei. Preferably, the noble metal is obtained by reduction of a noble metal salt or complex, and more preferably, the noble metal is palladium.
REFERENCES:
patent: 3615426 (1971-10-01), Debruyn
patent: 3647440 (1972-03-01), Rasch
patent: 3894871 (1975-07-01), Land
Bloom Stanley M.
Levy Boris
Brown J. Travis
Kiely Philip G.
Polaroid Corporation
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