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US 2007/0163468 A1Published application
High gloss high gamut pigment inkjet ink
AssigneeLexmark International, Inc.
InventorXiaorong Cai
Life of this patent
Estimating the term…
Abstract
Inkjet ink having pigment colorant and two surfactants having low dynamic surface tension as follows: 0.1% to 0.8% by weight of the ink of 2,5,8,11-tetraethyl-6-dodecyn-5,8-diol ethoxylate (sold commercially as DYNOL™ 604) and 0.5 to 1.0% by weight of the ink of ethoxylated 2,4,7,9-tetramethyl-5-decyn-4,7-diol (sold commercially as SURFYNOL® 465). The inks are significantly improved in photo gloss and color gamut for the printed image on swellable and porous glossy photo media.
Claims2
An inkjet ink comprising a pigment dispersion as a colorant, water, and a humectant:
- characterized by said ink comprising 0.1% to 0.8% by weight of the ink of 2,5,8,11-tetraethyl-6-dodecyn-5,8-diol ethoxylate and 0.5 to 1.0% by weight of the ink of ethoxylated 2,4,7,9-tetramethyl-5-decyn-4,7-diol
Dependencies are inferred from the claim text.