Pyrrolinone dyes

Details Pyrrolinone dyes Pyrrolinone dyes

1992-12-23

1994-02-01

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430517, 548545, G03C 184

Patent

active

052831655

ABSTRACT:
Pyrrolinone dyes, and photographic materials containing them, which dyes have the formula: ##STR1## wherein; E.sup.1 represents an electron withdrawing group;

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"Die Umsetzung von Azlactonen mit CH-aciden Verbindungen. 2. Mitteil. (1)" by Hans-Dietrich Stachel, K. Klaus Harigel, Hermann Poschenrieder and Hans Burghard, J. Heterocyclic Chem., 17, pp. 1195-1199 (Sep. 1980).
"Staying on the Surface" by Cecilia Anseimi, Chemtech, pp. 99-104, (Feb. 1992).

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