BLACK INK, INK CARTRIDGE, AND INKJET RECORDING METHOD

PROBLEM TO BE SOLVED: To provide a black ink, wherein an image obtained by using the black ink has high moisture resistance and has a preferable black tone.SOLUTION: The black ink contains first, second, and third color materials. The first color material is a water-soluble dye that contains a triph...

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Bibliographische Detailangaben
Hauptverfasser:	MORI OTOME, TSUJIMURA MASAFUMI, AIKAWA YOSHIHIDE, IWATA SATORU, SAKAI JUNICHI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COLOUR PRINTING CORRECTING FLUIDS CORRECTION OF TYPOGRAPHICAL ERRORS DYES FILLING PASTES i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME INKS LINING MACHINES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES SELECTIVE PRINTING MECHANISMS STAMPS TRANSPORTING TYPEWRITERS USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a black ink, wherein an image obtained by using the black ink has high moisture resistance and has a preferable black tone.SOLUTION: The black ink contains first, second, and third color materials. The first color material is a water-soluble dye that contains a triphenylmethane skeleton; the second color material is a water-soluble dye that contains a xanthene skeleton; and the third color material is a water-soluble dye that contains an azo skeleton. The ink contains a sugar compound having a carbon number of 6 or more and the number of hydroxyl groups of 5 or more.