Benzotriazole-based UV absorbers and photographic elements conta

Details Benzotriazole-based UV absorbers and photographic elements conta Benzotriazole-based UV absorbers and photographic elements conta

1996-10-23

1997-11-04

Schillling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430931, 524 91, 548260, 548261, G03C 1815, C08K 534, C07D24916, C07D40300

Patent

active

056838611

ABSTRACT:
An ultraviolet absorbing compound of formula (I) below, and photographic elements containing such a compound as an ultraviolet absorber: ##STR1## wherein: R.sub.4 is a substituted alkyl group, R.sub.4 may be further joined to either L or A* forming a ring and the benzo or phenyl ring shown may be further substituted or unsubstituted;

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