Back to results
US 9,809,723 B2Granted
Active energy ray-curable inkjet ink composition
AssigneesToyo Ink Sc Holdings Co., Ltd., Toyo Ink Co., Ltd.
InventorsMayuko Okamoto, Tohru Konno, Kazuhiro Jonai
Life of this patent
Estimating the term…
Abstract
Provided is an active energy ray-curable inkjet ink with high productivity which has the same quality level as the conventional printing and which contains an isoindoline-based pigment having a specific electric conductance, which is measured according to DIN ISO 787/14, of 150 μS/cm or less.
Claims5
An active energy ray-curable inkjet ink, which comprises an isoindoline-based pigment having a specific electric conductance measured by DIN ISO 787/14 of 150 μS/cm or less, wherein the isoindoline-based pigment is C. I. Pigment Yellow 185, and
- a monomer having EO or PO as a skeleton in an amount of 60 to 90% by weight in the ink, wherein the monomer having EO or PO as a skeleton is selected from the group consisting of 2-(2-vinyloxyethoxy)ethyl acrylate and dipropylene glycol diacrylate, and
- wherein the isoindoline-based pigment comprises a pigment precursor and a by-product in an amount of 5% by weight or less.
Dependencies are inferred from the claim text.