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AssigneeRiso Kagaku Corporation
InventorsTeruaki Ohkawa, Hiroyuki Ogawa, Osamu Matsumoto, Toshihiro Endo, Yasuo Yamamoto
Estimating the term…
A non-aqueous ink composition includes solvent, dispersant and coloring material. The solvent contains therein not smaller than 10% by weight non-polar organic solvent which is not higher than 280° C. in 50% running point and not smaller than 20% by weight polar organic solvent which is not lower than 300° C. in 50% running point.
A non-aqueous ink composition comprising solvent, dispersant and coloring material, wherein the solvent contains therein not smaller than 10% by weight non-polar organic solvent which is not higher than 280° C. in 50% running point and not smaller than 20% by weight polar organic solvent which is not lower than 300° C. in 50% running point.
Dependencies are inferred from the claim text.
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Inkjet printing inks: based on non-aqueous solvents
Coating compositions
Term end not estimated
1. Field of the Invention
This invention relates to an ink composition for a printer, and more particularly to a non-aqueous ink composition containing therein non-volatile solvent as a main material.
2. Description of the Related Art
Inks were obtained in the same manner as the embodiment 1 except that pigment, polar organic solvent, non-polar solvent and dispersant shown in the following table 2 were employed.
(Evaluation)
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