Photographic film unit with crosslinked neutralization layer

Details Photographic film unit with crosslinked neutralization layer Photographic film unit with crosslinked neutralization layer

1977-11-14

1979-02-06

Schilling, Richard L.

Gas separation: apparatus

Electric field separation apparatus

Plural diverse electric fields

96 3, 96 29D, G03C 140, G03C 700, G03C 554

Patent

active

041382609

ABSTRACT:
The neutralization layer (acid polymer layer) in a photographic film unit for the production of colored transfer images contains a crosslinked acrylic or methacrylic acid copolymer having at least 30 mol % of copolymerized acrylic acid or methacrylic acid and the crosslinking has been brought about by copolymerizing said acid monomers or the corresponding esters together with a crosslinking agent having at least two copolymerizable carbon-carbon double bands.

REFERENCES:
patent: 3833367 (1974-09-01), Haas
"Neutralizing Layer For Color Transfer Assemblage", Research Disclosure No. 13525, Jul. 1975.

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