Ttype of dye in photographic materials

Details Ttype of dye in photographic materials Ttype of dye in photographic materials

1996-05-29

1997-11-18

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430510, 430512, 430513, 430516, 430519, G03C 1815

Patent

active

056886365

ABSTRACT:
A new type of yellow dyes with general formula Q--CO--CO--X is disclosed. They can be used in photographic materials as antihalation dyes, acutance dyes or filter dyes. Preferably they are incorporated in UV sensitive contact materials for pre-press applications.

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