AQUEOUS PIGMENT DISPERSION AND METHOD FOR PRODUCING THE SAME
It is an object of the present invention to provide an aqueous pigment dispersion that can be used to produce an ink with high ejection stability and long-term storage stability and has high dispersibility with a lower likelihood of causing aggregation or precipitation of pigments. The present inven...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
24.10.2019
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Subjects | |
Online Access | Get full text |
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Summary: | It is an object of the present invention to provide an aqueous pigment dispersion that can be used to produce an ink with high ejection stability and long-term storage stability and has high dispersibility with a lower likelihood of causing aggregation or precipitation of pigments. The present invention relates to an aqueous pigment dispersion containing a pigment dispersing resin (A), a pigment (B), an organic solvent (C), and an aqueous medium (D), wherein the pigment dispersing resin (A), the pigment (B), and the organic solvent (C) have specified Hansen solubility parameters. |
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Bibliography: | Application Number: US201916374998 |