Colloid relief images by oxidized developer transfer

Details Colloid relief images by oxidized developer transfer Colloid relief images by oxidized developer transfer

1978-05-10

1982-12-14

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...

430539, 530642, G03C 554, G03C 148

Patent

active

043638643

ABSTRACT:
An article comprising a substrate having coated on one surface thereof a first layer comprising a colloidal material capable of being tanned when contacted with oxidized silver halide developers, and overyling said first layer a second layer comprising a photographic silver halide emulsion, said emulsion containing substituted gelatin therein, said substituted gelatin being substantially resistant to tanning when contacted by said oxidized silver halide developers.

REFERENCES:
patent: 2525753 (1950-10-01), Yutzy et al.
patent: 2592263 (1952-04-01), Frame
patent: 2763639 (1956-09-01), Elins et al.
patent: 3118766 (1964-01-01), Roth
patent: 3364024 (1968-01-01), Yackel et al.
patent: 3575703 (1971-04-01), Judd et al.
patent: 3782955 (1974-01-01), Mucke et al.
patent: 4022620 (1977-05-01), Okumura et al.

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