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US 10,119,043 B2Granted
Aqueous inkjet inks
AssigneeAgfa NV
InventorsRoel De Mondt, Hubertus Van Aert
Life of this patent
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Abstract
An aqueous inkjet ink contains: a) a color pigment; b) an alkoxylated fluorosurfactant; and c) an ethoxylated oligomer having a molecular weight smaller than 400; and has a static surface tension at 25° C. of no more than 28 mN·m; and a viscosity between 5 and 12 mPa·s at 32° C. at a shear rate of 1,000 s−1.
Claims15
An aqueous inkjet ink comprising:
- a color pigment;
- an alkoxylated fluorosurfactant;
- and
- an ethoxylated oligomer having an average molecular weight smaller than 400;
- wherein
- the aqueous inkjet ink has a static surface tension at 25° C. of no more than 28 mN·m;
- the aqueous inkjet ink has a viscosity between 5 and 12 mPa·s at 32° C. at a shear rate of 1,000 s−1;
- and
- the alkoxylated fluorosurfactant is selected from the group consisting of:
6 more elements
Dependencies are inferred from the claim text.