发明名称 INK SET AND LIQUID EJECTING HEAD
摘要 An ink set according to the invention includes a yellow ink, a magenta ink, and a cyan ink, in which each of the inks contains a coloring agent which includes water and a pigment, the coloring agent of the magenta ink and the cyan ink is a first coloring agent which has a phosphorus-containing group on a surface of the pigment, the coloring agent of the yellow ink is a second coloring agent where a surface of the pigment is covered by a styrene-acryl resin, and each of the inks contains 50 mass % or more to 60 mass % or less of water with respect to the total mass of the ink.
申请公布号 US2015275013(A1) 申请公布日期 2015.10.01
申请号 US201514667983 申请日期 2015.03.25
申请人 Seiko Epson Corporation 发明人 ARUGA Tomohiro;NISHIKI Ayako;KUMETA Hiroaki
分类号 C09D11/40;C09D11/38;C09D11/322 主分类号 C09D11/40
代理机构 代理人
主权项 1. An ink set comprising: a yellow ink; a magenta ink; and a cyan ink, wherein each of the inks contains a coloring agent which includes water and a pigment, the coloring agent of the magenta ink and the cyan ink is a first coloring agent which has a phosphorus-containing group on a surface of the pigment, the coloring agent of the yellow ink is a second coloring agent where a surface of the pigment is covered by a styrene-acryl resin, and each of the inks contains 50 mass % or more to 60 mass % or less of water with respect to the total mass of the ink.
地址 Tokyo JP