Aqueous ink, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded image
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United States of America Patent
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Nov 6, 2007
Grant Date -
Jun 29, 2006
app pub date -
Dec 20, 2005
filing date -
Jun 25, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An aqueous ink is provided which comprises a dispersible colorant comprising a colorant and chargeable resin pseudo fine particles smaller than the colorant, the colorant and the chargeable resin pseudo fine particles fixing to each other; and at least one of a water-soluble nonionic resin and an emulsion particle. As a result, it becomes possible to provide an aqueous ink suitable for ink jet recording which has high dispersion stability, is excellent in long-term dispersion stability, and is capable of providing an image excellent in fastness such as rubfastness, especially a highly glossy image. Further, there can also be provided an ink tank, an ink jet recording apparatus, an ink jet recording method, and an ink jet recorded image each using such aqueous ink.
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