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US 2021/0238436 A1Published application
Fluid set for textile printing
AssigneeHewlett-Packard Development Company, L.P.
InventorsDennis Z. Guo, Jie Zheng
Life of this patent
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Abstract
A fluid set includes a pre-treatment composition, an ink composition, and an overcoat composition. The pre-treatment composition includes a multivalent metal salt and an aqueous vehicle. The ink composition includes a pigment, a polyurethane-based binder, and an aqueous ink vehicle. An overcoat composition includes a blocked polyisocyanate crosslinker and an aqueous overcoat vehicle.
Claims15
A fluid set, comprising:
- a pre-treatment composition, including:
- a multivalent metal salt;
- and
- an aqueous vehicle;
- an ink composition, including:
- a pigment;
- a polyurethane-based binder;
- and
- an aqueous ink vehicle;
- and
- an overcoat composition, including:
- a blocked polyisocyanate crosslinker;
- and
- an aqueous overcoat vehicle.
11 more elements
A textile printing kit, comprising:
- a textile fabric;
- a pre-treatment composition, including:
- a multivalent metal salt;
- and
- an aqueous vehicle;
- an ink composition, including:
- a pigment;
- a polyurethane-based binder selected from the group consisting of a polyester-polyurethane binder, a polyether-polyurethane binder, a polycarbonate-polyurethane binder, and combinations thereof;
- and
- an aqueous ink vehicle;
- and
- an overcoat composition, including:
- a blocked polyisocyanate crosslinker;
- and
- an aqueous overcoat vehicle.
12 more elements
A textile printing method, comprising:
- ejecting a pre-treatment composition onto a textile fabric, the pre-treatment composition including:
- a multivalent metal salt;
- and
- an aqueous vehicle;
- ejecting an ink composition onto the textile fabric, the ink composition including:
- a pigment;
- a polyurethane-based binder selected from the group consisting of a polyester-polyurethane binder, a polyether-polyurethane binder, a polycarbonate-polyurethane binder, and combinations thereof;
- and
- an aqueous ink vehicle;
- ejecting an overcoat composition onto the textile fabric, the overcoat composition, including:
- a blocked polyisocyanate crosslinker;
- and
- an aqueous overcoat vehicle;
- and
- crosslinking the polyurethane-based binder with a deblocked polyisocyanate crosslinker on the textile fabric.
12 more elements
Dependencies are inferred from the claim text.