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US 12,344,749 B2Granted
Water-based composition and coloring method
AssigneeSeiko Epson Corporation
InventorsMitsunobu Nakatani, Kei Hiruma, Tomoyuki Ushiyama
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Abstract
A water-based composition of the present disclosure includes a metal pigment, a polyoxyalkylene amine compound, and a water-based medium, in which the metal pigment is formed of a plurality of metal particles, the metal particles are surface-modified by a surface treatment agent, and a content of the polyoxyalkylene amine compound is 0.1 parts by mass or more and 50 parts by mass or less with respect to 100 parts by mass of the metal particles.
Claims12
A water-based composition comprising:
- a metal pigment;
- a polyoxyalkylene amine compound;
- and
- a water-based medium, wherein
- the metal pigment is formed of a plurality of metal particles,
- the metal particles are surface-modified by a surface treatment agent that includes a hydrophobic phosphorous-based surface treatment agent, and
- a content of the polyoxyalkylene amine compound is 0.1 parts by mass or more and 50 parts by mass or less with respect to 100 parts by mass of the metal particles.
4 more elements
Dependencies are inferred from the claim text.