发明名称 INK SET AND IMAGE FORMING METHOD
摘要 PROBLEM TO BE SOLVED: To provide an ink set including an ink composition of an intermediate color between a yellow ink and a magenta ink, excellent in color development and having high weather resistance.SOLUTION: There is provided an ink set containing at least a yellow ink composition, a magenta ink composition, a cyan ink composition and an ink composition of an intermediate color between the yellow ink and the magenta ink, and the ink composition of the intermediate color contains water, a dye, a water-soluble organic solvent, a hindered amine and an ultraviolet absorber and has a color tone angle of 55° to 70° at a maximum chroma of the ink, and the yellow ink composition and the magenta ink composition contain specific compounds.
申请公布号 JP2014145045(A) 申请公布日期 2014.08.14
申请号 JP20130015108 申请日期 2013.01.30
申请人 RICOH CO LTD 发明人 HABASHI HISAFUMI;KOYANO MASAYUKI;INOUE TOMOHIRO
分类号 C09D11/00;B41J2/01;B41J2/205;B41J2/21;B41M5/00;B41M5/50;B41M5/52;C09B67/20;C09B67/22 主分类号 C09D11/00
代理机构 代理人
主权项
地址