发明名称 INKJET RECORDING INK SET, INKJET RECORDING METHOD AND RECORDED MATTER
摘要 <p>An inkjet recording ink set including: a black ink; and color inks composed of a cyan ink, a magenta ink and a yellow ink, wherein the black ink contains a water-soluble solvent, a surfactant, water, and colored polymer emulsion particles obtained by dispersing, in water, carbon black coated with a vinyl polymer or a polyester polymer, wherein the cyan ink, the magenta ink and the yellow ink each contain a corresponding color dye, a water-soluble solvent, and water, and wherein an amount S of the water-soluble solvent contained in each color ink occupies 40% by mass or more of a total amount of each color ink, a ratio (S/W) of the amount S of the water-soluble solvent to an amount W of the water contained in each color ink is in the range of 0.7 to 1.6, and each color ink does not have a flash point.</p>
申请公布号 EP2542631(A1) 申请公布日期 2013.01.09
申请号 EP20110750857 申请日期 2011.03.02
申请人 RICOH COMPANY, LIMITED 发明人 MATSUYAMA, AKIHIKO;BANNAI, AKIKO;NAGAI, KIYOFUMI
分类号 C09D11/00;B41J2/01;B41M5/00;C09D11/322;C09D11/324;C09D11/326;C09D11/328;C09D11/38 主分类号 C09D11/00
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