Radiation sensitive element with a dye-containing auxiliary laye

Details Radiation sensitive element with a dye-containing auxiliary laye Radiation sensitive element with a dye-containing auxiliary laye

1992-04-21

1992-12-08

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430271, 430512, 430517, 430531, 430536, G03C 106

Patent

active

051697475

ABSTRACT:
Improved radiation-sensitive elements comprise a support; a radiation-sensitive layer; and an auxiliary layer comprising an absorbing amount of an anionic dye, and a synthetic amphoteric polymer comprising: acrylic acid and N,N-dialkylaminoethyl methacrylate; wherein alkyl=methyl or ethyl, the molar ratio of (a):(b).ltoreq.1:1; said polymer has an isoelectric point of 7.0-11.2; and said polymer is present in said auxiliary layer in an amount sufficient to mordant said anionic dye.

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