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Patent Searching and Data


Title:
HYDROXYARYL ACYL DYESTUFF COMPOUND AND SILVER HALIDE PHOTOGRAPHIC ELEMENT CONTAINING THE SAME AND ITS PREPARATION
Document Type and Number:
Japanese Patent JPH06230502
Kind Code:
A
Abstract:

PURPOSE: To provide a novel benzooxazol sensitizer which is useful as sensitizing dyestuff and relatively lessens dyestuff staining.

CONSTITUTION: This sensitizing dyestuff is expressed by the formula. In the formula, X1 and X2 are respectively independently atoms necessary for completing a 5- or 6-membered heterocyclic nucleus; X1 may be further substd. and X2 may be substd. or unsubstd.: (n) is a positive integer from 1 to 4; (p) and (q) are respectively independently 0 or 1; L is respectively independently substd. or unsubstd. methine group; R1 and R2 are respectively independently substd. or unsubstd. aryl or substd. or unsubstd. aliphat. groups; Z1 is a substituent contg. a hydroxyaryl acryl group of the constitutional formula HO-Ar-CO-which is an arom. ring; Ar may be arbitrarily bonded or condensed to X1 and W1 is a paired ion.


Inventors:
Parton, Richard Lee
Application Number:
JP1993000289207
Publication Date:
August 19, 1994
Filing Date:
November 18, 1993
Export Citation:
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Assignee:
EASTMAN KODAK CO
International Classes:
C09B23/00; C09B23/02; G03C1/08; G03C1/09; G03C1/14; G03C1/16; G03C1/18; (IPC1-7): G03C1/08; C09B23/00; G03C1/09; G03C1/14
Attorney, Agent or Firm:
宇井 正一 (外4名)