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US 10,753,036 B2Granted
Overcoat and image forming method
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsRyohei Yagi, Goro Okada
Life of this patent
Estimating the term…
Abstract
An overcoat to be applied to an ink printed on fabric or fabric to be printed with an ink, includes: a carbodiimide group-containing compound.
Claims15
An overcoat to be applied to an ink printed on fabric or fabric to be printed with an ink, comprising:
- a carbodiimide group-containing compound, glycerin, at least one of an acrylic resin and a styrene-acrylic resin;
- and at least one surfactant selected from the group consisting of a polyether-modified siloxane surfactant, a polyether-modified polydimethylsiloxane surfactant, and a hydroxyl group-containing polyether-modified polydimethylsiloxane surfactant, and not comprising a coloring agent;
- wherein a ΔE*ab value between an area of the fabric to which the overcoat is not applied and an area of the fabric to which the overcoat is applied after washing is smaller than that before washing.
A method for forming an image on fabric, comprising the following steps:
- printing an image on fabric with an ink;
- applying an overcoat to the ink printed on the fabric or the fabric to be printed with the ink;
- and thermally fixing the ink on the fabric by using a heating unit configured to heat a printed area of the fabric, wherein the overcoat comprises a carbodiimide group-containing compound, glycerin, at least one of an acrylic resin and a styrene-acrylic resin;
- and at least one surfactant selected from the group consisting of a polyether-modified siloxane surfactant, a polyether-modified polydimethylsiloxane surfactant, and a hydroxyl group-containing polyether-modified polydimethylsiloxane surfactant, and not comprising a coloring agent;
- wherein a ΔE*ab value between an area of the fabric to which the overcoat is not applied and an area of the fabric to which the overcoat is applied after washing is smaller than that before washing.
2 more elements
Dependencies are inferred from the claim text.