Coloring compound and recording material using the same

Details Coloring compound and recording material using the same Coloring compound and recording material using the same

2004-05-14

2009-10-06

Coleman, Brenda L (Department: 1624)

Radiation imagery chemistry: process, composition, or product th

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

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

C430S108500, C546S216000, C347S100000

Reexamination Certificate

active

07598012

ABSTRACT:
Disclosed herein are a coloring compound represented by the general formula:in-line-formulae description="In-line Formulae" end="lead"?A-L1-X-L2-B  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein A is a coloring moiety, B is a stabilizing moiety having fading-preventing ability, L1and L2are linkers for linking A, X and B by covalent bonding and denote, independently of each other, any group of —O—,—CO—, —OCO—, —NR1— (in which R1is a group selected from hydrogen, alkyl, aryl and aralkyl groups), —NHCO—, —NHCOO—, —NHCONH—, —NHCSNH—, —SO—, —SO2—, —SO2NH—, —S—, —SS— and —CH2—, with the proviso that L1and L2are not —CH2— at the same time, and X is a spacer moiety and denotes any group of an alkylene group having 1 to 10 carbon atoms, an alkenylene group having 2 to 10 carbon atoms, an alkynylene group having 2 to 10 carbon atoms, an alkoxyalkylene group having 1 to 10 carbon atoms, a cycloalkylene group having 5 to 7 carbon atoms, an arylene group having 6 to 10 carbon atoms and a pyranose type saccharide having 1 to 7 saccharide units, and a recording material using the coloring compound as a coloring material.

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