Novel polymeric mordants for photographic dyes

Details Novel polymeric mordants for photographic dyes Novel polymeric mordants for photographic dyes

1979-12-03

1981-11-03

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...

430238, 430941, G03C 140, G03C 554, G03C 700

Patent

active

042986753

ABSTRACT:
Photographic film units and photographic products and processes using polyphenylene ethers which provide pendant quaternary nitrogen groups as mordants for diffusible dye image-providing materials.

REFERENCES:
patent: 3248279 (1966-04-01), Geyer
patent: 3262911 (1966-07-01), Hay
patent: 3334069 (1967-08-01), Borman
patent: 3709690 (1973-01-01), Cohen et al.
patent: 3756814 (1973-09-01), Bedell
Daly et al. "Chloromethylation of . . . Backbone", Polymer Preprints, vol. 20, 4/1979, pp. 835-837.

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