Pigmented inks and a method of making pigmented inks
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United States of America Patent
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Nov 12, 2002
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N/A
app pub date -
Mar 14, 2000
filing date -
Mar 14, 2000
priority date (Note) -
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Abstract
A method of making an ink jet ink that entails combining a water miscible organic solvent, water, and a pigment dispersion, and blending the water miscible organic solvent, the water, and the pigment dispersion together to form the ink jet ink, wherein the ink jet ink is capable of exhibiting no pigment precipitation, no pigment agglomeration, and no pigment flocculation after being stored in the absence of any agitation for a period of at least about 1 month.
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