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US 2021/0198505 A1Published application
Ink Jet Ink And Recording Apparatus
AssigneeSeiko Epson Corporation
InventorsShunsuke UCHIZONO, Manabu TANIGUCHI, Soichi YAMAZAKI, Hiroaki KUMETA
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Abstract
An ink jet ink contains an inorganic oxide colloid; a betaine; 1-(2-hydroxyethyl)-2-pyrrolidone; and water, and in the ink jet ink described above, a content of the betaine is equivalent to or larger than a content of a solid component of the inorganic oxide colloid on a mass basis.
Claims13
An ink jet ink containing:
- an inorganic oxide colloid;
- a betaine;
- 1-(2-hydroxyethyl)-2-pyrrolidone;
- and
- water,
- wherein a content of the betaine is equivalent to or larger than a content of a solid component of the inorganic oxide colloid on a mass basis.
3 more elements
Dependencies are inferred from the claim text.