Polyoxyalkylene overcoats for image-receiving elements

Details Polyoxyalkylene overcoats for image-receiving elements Polyoxyalkylene overcoats for image-receiving elements

1987-07-13

1988-10-11

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...

430215, 430221, G03C 554, G03C 700, G03C 174

Patent

active

047771127

ABSTRACT:
Diffusion transfer films and processes are disclosed wherein the processing composition includes a light reflecting pigment and an optical filter agent, and the image-receiving layer carries an overcoat comprising a polyoxyalkylene decolorizing agent hydrogen bonded with at least one other polymer and a salt of polyvinyl hydrogen phthalate, the overcoat layer being adapted to decolorize optical filter agent immediately adjacent the interface between the processing composition and the overcoat layer.

REFERENCES:
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patent: 4298674 (1981-11-01), Land et al.
patent: 4367277 (1983-01-01), Chiklis et al.
patent: 4631327 (1986-12-01), Mehta
patent: 4680247 (1987-07-01), Murphy

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