Benzpyrylium squarylium and croconylium dyes, and processes for

Details Benzpyrylium squarylium and croconylium dyes, and processes for Benzpyrylium squarylium and croconylium dyes, and processes for

1995-06-02

1997-05-06

Letscher, Geraldine

Radiation imagery chemistry: process, composition, or product th

Dye image from radiation sensitive dye or dye former by dry...

430336, 430338, 430346, 4302701, 430944, G03C 1725, G03C 1735, G03C 173

Patent

active

056270143

ABSTRACT:
Dyes comprising an inner salt of a compound of the formula:

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