发明名称 |
Ink set and ink jet recording method |
摘要 |
Provided is an ink set enabling the recording of images that have excellent color developability and bronzing resistance and have suppressed a coloring by fringe when a clear ink and a pigment ink are used in combination. An aqueous ink set includes a combination of a first ink containing no coloring material and a second ink containing a coloring material. |
申请公布号 |
US9605170(B2) |
申请公布日期 |
2017.03.28 |
申请号 |
US201615001583 |
申请日期 |
2016.01.20 |
申请人 |
Canon Kabushiki Kaisha |
发明人 |
Nakagawa Kouhei;Nakata Eiichi;Ichinose Hirofumi |
分类号 |
C09D11/40;C09D11/324;C09D11/107;C09D11/102 |
主分类号 |
C09D11/40 |
代理机构 |
Fitzpatrick, Cella, Harper & Scinto |
代理人 |
Fitzpatrick, Cella, Harper & Scinto |
主权项 |
1. An aqueous ink set comprising:
a combination of a first ink including no coloring material and a second ink including a coloring material, wherein the first ink includes a resin particle and a water-soluble resin, wherein the second ink includes the coloring material, a water-soluble acrylic resin, and a water-soluble urethane resin, the coloring material being a carbon black having a BET specific surface area of 50 m2/g or more to 240 m2/g or less and a DBP oil absorption amount of 30 mL/100 g or more to 100 mL/100 g or less, wherein, in the second ink, a mass ratio of a content A (% by mass) of the water-soluble acrylic resin relative to a content P (% by mass) of the carbon black is 0.30 times or more to 2.00 times or less, and wherein a mass ratio of a content U (% by mass) of the water-soluble urethane resin in the second ink relative to a content P (% by mass) of the carbon black is 0.10 times or more to 0.60 times or less. |
地址 |
Tokyo JP |