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Pigment dispersion, method for producing pigment dispersion, water-based ink composition comprising pigment dispersion, ink jet recording method using ink composition and ink jet recorded matter using ink composition

  • US 20090233059A1
  • Filed: 03/06/2009
  • Published: 09/17/2009
  • Est. Priority Date: 03/06/2008
  • Status: Abandoned Application
First Claim
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1. A pigment dispersion at least comprising a pigment, a water-insoluble polymer that coats the pigment to make the pigment dispersible in water, a wetting agent, and water,wherein the pigment dispersion is prepared by heating a dispersion at least containing the pigment, the water-insoluble polymer, and 0.1 mass % to 10 mass % of the wetting agent relative to the total amount of the dispersion.

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