Radiation imagery chemistry: process – composition – or product th – Transfer procedure between image and image layer – image... – Diffusion transfer process – element – or identified image...
Patent
1979-10-01
1981-05-12
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...
430234, 430428, 430455, 430566, G03C 554, G03C 148, G03C 538, G03C 106
Patent
active
042672562
ABSTRACT:
There are described photographic products, processes and compositions wherein cyclic crown ether ligands are utilized as silver halide solvents. Also disclosed are novel cyclic crown ether ligands.
REFERENCES:
patent: 3062646 (1962-11-01), Dann et al.
patent: 3930867 (1976-01-01), Bigelow
patent: 4017314 (1977-04-01), Blake
Pelissard et al., Tetrahedron Letters, vol. 45, 1972, pp. 4589-4592.
Louis et al., Inorganic Nuclear Chem. Letters, vol. 13, 1977, pp. 31-35.
Bloom, deceased Stanley M.
Sachdev Krishna G.
Maccarone Gaetano D.
Polaroid Corporation
Schilling Richard L.
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