发明名称 |
INK SET |
摘要 |
There is provided an ink set in which at least a cyan ink, a magenta ink, and a yellow ink are provided, each ink provided in the ink set includes water, a pigment of equal to or greater than 5% by mass with respect to 100% by mass of a total amount of each of the ink, glycerin, and a betaine compound having a molecular weight of less than 120, respectively, in each of the ink, a maximum difference in a content ratio of the pigment is equal to or greater than 3.0% by mass, and a maximum difference in a content ratio of the water is equal to or less than 3.0% by mass and in each of the ink, the ink in which a content ratio of the pigment is at a maximum, the ink in which the content ratio of the water is at a maximum, and the ink in which a total content ratio of the glycerin and the betaine compound is at a maximum are the same ink. |
申请公布号 |
US2015022584(A1) |
申请公布日期 |
2015.01.22 |
申请号 |
US201414325807 |
申请日期 |
2014.07.08 |
申请人 |
Seiko Epson Corporation |
发明人 |
YAMAZAKI Soichi;ISHIHARA Daisuke;KUMETA Hiroaki |
分类号 |
C09D11/322;B41J2/165;C08K13/00 |
主分类号 |
C09D11/322 |
代理机构 |
|
代理人 |
|
主权项 |
1. An ink set comprising at least:
a cyan ink; a magenta ink; and a yellow ink, wherein each ink provided in the ink set includes water, a pigment of equal to or greater than 5% by mass with respect to 100% by mass of a total amount of each of the ink, glycerin, and a betaine compound having a molecular weight of less than 120, respectively. wherein in each of the ink, a maximum difference in a content ratio of the pigment is equal to or greater than 3.0% by mass, and a maximum difference in a content ratio of the water is equal to or less than 3.0% by mass, and wherein in each of the ink, the ink in which the content ratio of the pigment is at a maximum, the ink in which the content ratio of the water is at a maximum, and the ink in which a total content ratio of the glycerin and the betaine compound is at a maximum are the same ink. |
地址 |
Tokyo JP |