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US 2026/0308407 A1Published application
Inkjet ink
AssigneeKYOCERA Document Solutions Inc.
InventorNORIAKI OZAWA
Life of this patent
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Abstract
An inkjet ink includes: a pigment, a pigment dispersion resin, a water-soluble moisturizing agent, and water. The pigment dispersion resin is formed of a block copolymer that includes a hydrophilic polymer block X formed of methacrylic acid and a hydrophobic polymer block Y formed of benzylmethacrylate and has a block sequence of X-Y-X and an acid value of 60 mg KOH/g or more and 120 mg KOH/g or less. The water-soluble moisturizing agent includes at least one of a polyhydric alcohol monoisopropyl ether or a polyhydric alcohol monobutyl ether.
Claims2
An inkjet ink, comprising:
- a pigment;
- a pigment dispersion resin formed of a block copolymer that includes a hydrophilic polymer block X formed of methacrylic acid and a hydrophobic polymer block Y formed of benzylmethacrylate and has a block sequence of X-Y-X and an acid value of 60 mg KOH/g or more and 120 mg KOH/g or less;
- a water-soluble moisturizing agent that includes at least one of a polyhydric alcohol monoisopropyl ether or a polyhydric alcohol monobutyl ether;
- and
- water.
2 more elements
Dependencies are inferred from the claim text.