Retouchable mat film

Details Retouchable mat film Retouchable mat film

1985-02-22

1986-05-13

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430537, 430535, 430536, 430517, G03C 106, G03C 176

Patent

active

045886733

ABSTRACT:
A retouchable mat film comprising a hydrophobic support which has formed thereon a mat layer containing silicon dioxide as a matting agent is disclosed. The mat layer further includes a mixture of poly(methyl methacrylate) or a copolymer containing at least 80 wt % of methyl methacrylate and a hydrophilic polymer as a binder. This mat film withstands several retouching operations in ink.

REFERENCES:
patent: T873009 (1969-12-01), Campbell
patent: 2327828 (1941-03-01), Simmons
patent: 2400989 (1945-03-01), Hart et al.
patent: 3021214 (1958-03-01), Murphy, Jr. et al.
patent: 3062648 (1960-02-01), Crawford
patent: 3353958 (1967-11-01), Moede
patent: 3440049 (1969-04-01), Moede
J. Gasper and J. J. DePalma, "Optical Properties of the Photographic Emulsion", Chapter 20 of The Theory of the Photographic Process (4th Edition), Macmillan Publishing Co., Inc., New York, 1977, p. 579.

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