Color diffusion transfer photographic unit

Details Color diffusion transfer photographic unit Color diffusion transfer photographic unit

1977-06-22

1979-03-06

Schilling, Richard L.

Gas separation: apparatus

Electric field separation apparatus

Plural diverse electric fields

96 29D, G03C 140, G03C 554

Patent

active

041428994

ABSTRACT:
The present invention relates to a color diffusion transfer photographic unit containing a silver halide photosensitive element, and an image receiving element wherein said unit contains a copolymer containing two monomers. The first monomer is noted for having quaternary nitrogen while the second monomer is required to have at least one fluorine atom.

REFERENCES:
patent: 3709690 (1973-01-01), Cohen et al.
patent: 3930864 (1976-01-01), Abel et al.
patent: 3944424 (1976-03-01), Cohen et al.

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