Dicyanoimidazole compounds usable as colorants for magenta toner

Details Dicyanoimidazole compounds usable as colorants for magenta toner Dicyanoimidazole compounds usable as colorants for magenta toner

1992-10-27

1994-03-22

McCamish, Marion E.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

430109, G03G 900

Patent

active

052963250

ABSTRACT:
(1) Dicyanoimidazole compound derivative represented by the formula [I] ##STR1## R.sup.1, R.sup.2 : alkyl group, alkoxyalkyl group, hydroxyalkyl group, .beta.-cyanoethyl group, .beta.-chloroethyl group, aralkyl group, aryl group; X: hydrogen atom, lower alkoxy group, methyl group, halogen atom; Y: hydrogen atom, methyl group, methoxy group, formylamino group, alkylcarbonylamino group, alkylsulfonylamino group, alkoxycarbonylamino group; --Q--: --(CR.sub.2).sub.n -- [n: integer of 1 to 12, R: hydrogen atom, alkyl group], ##STR2## --CH.dbd.CH--, --CH.sub.2 CH.dbd.CHCH.sub.2 --, --CH.sub.2 --CH.dbd.CH--]. (2) Magenta toner for color electrophotography containing at least one kind of the dicyanoimidazole compound derivative represented by the formula [I] as a coloring agent.
(3) Colored resin and resin color filter containing at least one kind of the dicyanoimidazole compound derivative represented by the formula [I] in solution.
(4) Colored molded resin member and resin color filter dyed with at least one kind of the dicyanoimidazole compound.

REFERENCES:
patent: 4600681 (1986-07-01), Bergthaller et al.

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