Ink, ink-jet recording process, recorded article, recording unit, ink cartridge, ink-jet recording apparatus fluorescence enhancing method and method of elongating life time of fluorescence
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United States of America Patent
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May 22, 2007
Grant Date -
Apr 22, 2004
app pub date -
Jul 30, 2003
filing date -
Aug 8, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Disclosed herein is an ink comprising (i) first and second organic compounds which are incompatible with each other; (ii) at least one of a compound exhibiting fluorescence properties and a coloring material exhibiting fluorescence properties; and (iii) a liquid medium dissolving or dispersing the components (i) and (ii) therein.
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