发明名称 Ink set having broad-range dark part color reproduction ability, and recording method and recorded article
摘要 It is an object of the present invention to provide an ink set for which color differences of a recorded image due to differences in light source can be made to be slight, and the color reproduction range in dark parts of an image can be broadened, while maintaining high image quality with no worsening of the graininess in the dark parts. With the present invention, the above object is attained by providing an ink set that comprises at least a black ink composition containing a black pigment, and a light black ink composition containing the black pigment at a concentration less than the pigment concentration in the black ink composition, wherein the ratio of the pigment concentration in the black ink composition to the pigment concentration in the light black ink composition is in a range of 2 to 4.5.
申请公布号 US2003226473(A1) 申请公布日期 2003.12.11
申请号 US20030369342 申请日期 2003.02.18
申请人 SEIKO EPSON CORPORATION 发明人 ISHIMOTO BUNJI
分类号 B41J2/01;B41M5/00;C09D11/00;(IPC1-7):C09D11/00;G01D11/00 主分类号 B41J2/01
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