Photographic materials containing yellow filter dyes

Details Photographic materials containing yellow filter dyes Photographic materials containing yellow filter dyes

1982-07-19

1983-12-13

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Two or more radiation-sensitive layers containing other than...

430517, G03C 100

Patent

active

044205554

ABSTRACT:
Light sensitive layers in photographic elements are protected against exposure to radiation in the blue region of the visible spectrum by a yellow filter dye having the structure: ##STR1## where: R.sup.1 is alkyl of 1 to 3 carbon atoms;

REFERENCES:
patent: 2538008 (1951-01-01), Keyes et al.
patent: 2538009 (1951-01-01), Keyes et al.
Research Disclosure, Jul. 1977, Item No. 15930.

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