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US 2024/0263031 A1Published application
Digital ink composition
AssigneeKornit Digital Ltd.
InventorsMazi AMIAL-LEVY, Ira YUDOVIN-FARBER, Benjamin DAYAN, Jacob MANN
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Abstract
Provided herein is a digital ink composition containing a minimal amount of volatile organic compounds (VOC), and a method for reducing VOC emission during digital printing of an image on a fabric.
Claims15
A digital ink composition formulated for inkjet printing on fabrics, comprising:
- a dispersed pigment;
- a binder/adhesion promoting agent;
- a crosslinking agent;
- an aqueous carrier;
- at least 0.4-10 wt. % of non-volatile organic compound (VOC substitute) being a thickener, a rheology modifier and/or a humectant, having a boiling point higher than 250° C.;
- and
- less than 20 wt. % of a volatile organic compound having a boiling point of less than 250° C.
4 more elements
A method of reducing VOC emission during digital printing of an image on a fabric, the method comprising:
- providing at least one digital ink composition being characterized by:
- having at least 0.4-10 wt. % of non-volatile organic compound (VOC substitute) being a thickener, a rheology modifier and/or a humectant, said VOC substitute having a boiling point higher than 250° C.;
- and/or
- having less than 20 wt. % of a volatile organic compound having a boiling point of less than 250° C. and
- printing the image on the fabric using said at least one digital ink composition.
2 more elements
Dependencies are inferred from the claim text.