WATER-BASED INK FOR INKJET RECORDING, INK CARTRIDGE, AND INKJET RECORDING DEVICE

PROBLEM TO BE SOLVED: To provide a water-based ink for inkjet recording, which includes a self-dispersible pigment, has excellent redispersibility, and gives high optical density (OD value).SOLUTION: The water-based ink for inkjet recording includes a colorant, water and a water-soluble organic solv...

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Bibliographische Detailangaben
Hauptverfasser:	SUGIMOTO JUNICHIRO, HOSHI TATSUNOSUKE, OKUDA SATOSHI
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 water-based ink for inkjet recording, which includes a self-dispersible pigment, has excellent redispersibility, and gives high optical density (OD value).SOLUTION: The water-based ink for inkjet recording includes a colorant, water and a water-soluble organic solvent. The colorant includes a self-dispersible pigment modified by phosphate group. The water-based ink further includes boric acids and at least one of a cationic polymer and basic amino acid.