Subbing composition comprising treated gelatin-polyester-aziridi

Details Subbing composition comprising treated gelatin-polyester-aziridi Subbing composition comprising treated gelatin-polyester-aziridi

1978-03-20

1980-01-01

Welsh, John D.

Stock material or miscellaneous articles

Composite

Of polyamide

430532, 430533, G03C 104

Patent

active

041815289

ABSTRACT:
To improve adhesion of a hydrophilic photographic emulsion to a hydrophobic polyester film base the latter is pretreated by electrical discharge, flame or chemical treatment, and then given a sub-coating composed of an aqueous dispersion of gelatin, a water-soluble polyester, and a polyfunctional aziridine crosslinking agent, and this coating is then thermally cured.

REFERENCES:
patent: 2009029 (1932-03-01), Sly
patent: 3434840 (1969-03-01), Dekeyser et al.
Chem. Abstracts, vol. 75, col. 157025h.

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