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US 12,071,555 B2Granted
Aqueous inkjet ink comprising disperse dyestuff
AssigneeAgfa NV
InventorsLionel Petton, Ellen Bertels, Amandine Ligot, Johan Loccufier, Sonny Wynants
Life of this patent
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Abstract
An aqueous inkjet ink for textile printing comprising a disperse dyestuff and a glycerol ester of two or three long-chain fatty acids. The invention also includes an inkjet printing method for dyeing fabrics comprising hydrophobic fibres using the above described aqueous inkjet ink.
Claims20
An inkjet recording method comprising the following steps:
- a) jetting an aqueous inkjet ink comprising a disperse dyestuff, a dispersant, and a glycerol ester of two or three long-chain fatty acids onto a fabric comprising hydrophobic fibres to obtain an image comprising the disperse dyestuff;
- and
- b) applying heat to the fabric to fix the disperse dye stuff onto the hydrophobic fibres.
An inkjet recording method comprising the following steps:
- a) jetting an aqueous inkjet ink comprising a disperse dyestuff, a dispersant, and a glycerol ester of two or three long-chain fatty acids onto a transfer medium to obtain an image comprising the disperse dyestuff;
- and
- b) bringing the transfer medium into contact with a fabric comprising hydrophobic fibres;
- and
- c) applying heat to the transfer medium and/or the fabric to fix the disperse dyestuff onto the hydrophobic fibres.
2 more elements
Dependencies are inferred from the claim text.