Ink set for ink-jet recording, ink-jet recording method and...

Details Ink set for ink-jet recording, ink-jet recording method and... Ink set for ink-jet recording, ink-jet recording method and...

2006-03-28

2006-03-28

Lorengo, J. A. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C347S100000

Reexamination Certificate

active

07018459

ABSTRACT:
The present invention is an ink set for ink-jet recording using at least two kinds of inks comprising a first ink containing at least a pigment, a water-soluble solvent and water, and a second ink containing at least a pigment, a coagulant, a water-soluble solvent and water and having the absolute value of ζ-potential of not less than 10 mV. The present invention also provides an ink-jet recording method using the ink set for ink-jet recording, wherein an image is formed by applying the first ink and second ink on a recording medium so as to contact to each other. The present invention further provides an ink-jet recording apparatus comprising a recording head for ejecting at least the first ink and second ink.

REFERENCES:
patent: 6059868 (2000-05-01), Kasperchik
patent: 6425662 (2002-07-01), Teraoka et al.
patent: 6730149 (2004-05-01), Arita et al.
patent: 2004/0179066 (2004-09-01), Arita et al.
patent: A 05-202328 (1993-08-01), None
patent: B2 2667401 (1997-06-01), None
patent: A 2001-294788 (2001-10-01), None

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