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US 9,790,380 B2Granted
Ink composition
AssigneeOce-Technologies B.V.
InventorsMichael T. J. Verheggen, Roelof H. Everhardus, Antonius P. M. M. Van Roy
Life of this patent
Estimating the term…
Abstract
Disclosed is an aqueous ink composition including between 1 and 40 weight % of a water dispersible resin, between 0.5 and 15 weight % of a colorant, between 20 and 80 weight % of water and between 1 and 30 weight % of an acetal cosolvent, wherein all amounts are relative to the total ink composition. The ink composition may further include between 15 and 75 weight % of a dispersion stabilizing cosolvent.
Claims16
An ink composition comprising:
- 1-40 weight % of a latex resin, said latex resin having a minimal film forming temperature (MFFT) of 90° C. or higher;
- 0.5-15 weight % of a colorant;
- 20-80 weight % of water;
- and
- 1-30 weight % of an acetal cosolvent, wherein the acetal cosolvent is at least one selected from the group consisting of glycerol formal, an alkyl acetal and a linear diether acetal;
- wherein all amounts are relative to the total ink composition.
3 more elements
Dependencies are inferred from the claim text.