UV spectral sensitization

Details UV spectral sensitization UV spectral sensitization

1991-11-07

1992-12-08

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430139, 430512, 430567, 430591, 430966, G03C 106

Patent

active

051697483

ABSTRACT:
A high resolution radiography system is presented utilizing a an intensifying screen incorporating a UV emitting phosphor. The photographic element exhibits enhanced sensitivity to the emission of the phosphor and further comprises at least one compound selected from the group comprising: ##STR1## wherein R.sub.1 =substituted or unsubstituted aromatic ring; R.sub.2 =H, substituted or unsubstituted alkyl or substituted or unsubstituted aryl; R.sub.3 =an alkyl group, an aryl group, a COOR group wherein R is hydrogen, alkyl, aryl or an alkali metal cation, HNR4+ wherein R.sub.4 is alkyl, substituted alkyl or alkyaryl.

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