Ink, aqueous ink for ink-jet recording, ink set, ink cartridge, recording unit, image-recording apparatus, color-image-recording apparatus, ink-jet recording process and bleeding reducing method

The present invention provides a pigment ink having carbon black having a dispersant and an ink which can provide high-grade images having a superior rub resistance without the loss of the inherent advantages of the pigment ink and can keep bleeding from occurring when color images are formed.The in...

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Bibliographische Detailangaben
Hauptverfasser:	MISHINA SHINYA, OSUMI KOICHI
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:	The present invention provides a pigment ink having carbon black having a dispersant and an ink which can provide high-grade images having a superior rub resistance without the loss of the inherent advantages of the pigment ink and can keep bleeding from occurring when color images are formed.The ink is an ink comprising at least one salt selected from (M1)2SO4, CH3COO(M1), Ph-COO(M1), (M1)NO3, (M1)Cl, (M1)Br, (M1)I, (M1)2SO3 and (M1)2CO3 wherein M1 represents an alkali metal, ammonium or an organic ammonium, and Ph represents a phenyl group, and a carbon black having a dispersant.