| 发明名称 | Ink set, recording method, recording apparatus, and recording material | ||
| 摘要 | An ink set includes a first ink composition, and a second ink composition, in which the first ink composition contains a first pigment, and an alkyl diol having carbon atoms of 6 or less and a normal boiling point of 240° C. or more, the second ink composition contains a second pigment, and the alkyl diol, in the first ink composition, a content of the first pigment is 2.5% by weight or more, and a content of the alkyl diol is 3% by weight to 15% by weight, in the second ink composition, a content of the second pigment is less than 2.5% by weight, and the content of the alkyl diol is 8% by weight to 30% by weight, and the content of the alkyl diol in the second ink composition is greater than the content of the alkyl diol in the first ink composition. | ||
| 申请公布号 | US9034460(B2) | 申请公布日期 | 2015.05.19 |
| 申请号 | US201414196503 | 申请日期 | 2014.03.04 |
| 申请人 | Seiko Epson Corporation | 发明人 | Shiono Shohei |
| 分类号 | C09D11/322;C08K5/053;B41J2/01;C09D11/324 | 主分类号 | C09D11/322 |
| 代理机构 | Harness, Dickey & Pierce, P.L.C. | 代理人 | Harness, Dickey & Pierce, P.L.C. |
| 主权项 | 1. An ink set comprising: a first ink composition containing a first pigment of 2.5% by weight or more, and an alkyl diol of 3% by weight to 15% by weight, the alkyl diol having carbon atoms of 6 or less and a normal boiling point of 240° C. or more; and a second ink composition containing a second pigment of less than 2.5% by weight, and the alkyl diol of 8% by weight to 30% by weight, the second ink composition having higher content of the alkyl diol than the first ink composition having. | ||
| 地址 | JP | ||