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    • 58. 发明授权
    • Printing medium coating solution, ink-jet ink, image forming method, set of printing medium coating solution and ink-jet ink, and ink-jet recording apparatus
    • 印刷介质涂布溶液,喷墨油墨,成像方法,印刷介质涂布溶液和喷墨油墨组以及喷墨记录装置
    • US07517074B2
    • 2009-04-14
    • US11678718
    • 2007-02-26
    • Shinichi HakamadaYasuhiro NitoKoromo ShirotaKenji ShinjoYutaka KurabayashiTetsu Iwata
    • Shinichi HakamadaYasuhiro NitoKoromo ShirotaKenji ShinjoYutaka KurabayashiTetsu Iwata
    • G01D11/00C09D11/02
    • B41M5/52B41M5/5218B41M5/5227C09D11/30C09D11/54
    • The present invention can sufficiently suppress curling phenomenon of a recorded product and facilitate handling of a printed product produced by using plain paper, in particular. The present invention provides a printing medium coating solution including water and a water-retentive, water-soluble organic compound, wherein the water-soluble organic compound includes only a water-soluble organic compound showing a difference of 36% or less between the water retention ability at a temperature of 23° C. and a humidity of 45% and the water retention ability at a temperature of 30° C. and a humidity of 80%; and the content of the water-soluble organic compound is 15 mass % or more with respect to the total amount of the printing medium coating solution. The present invention provides an ink-jet ink including a coloring material, water, and a water-retentive, water-soluble organic compound, wherein the water-soluble organic compound includes only a water-soluble organic compound showing a difference of 36% or less between the water retention ability at a temperature of 23° C. and a humidity of 45% and the water retention ability at a temperature of 30° C. and a humidity of 80%; and the content of the water-soluble organic compound is 15 mass % or more with respect to the total amount of the ink-jet ink.
    • 本发明可以充分抑制记录产品的卷曲现象,特别是便于处理使用普通纸生产的印刷品。 本发明提供一种包含水和保水性水溶性有机化合物的印刷介质涂布溶液,其中水溶性有机化合物仅包含水保持性有机化合物之间的差为36%以下的水溶性有机化合物 温度为23℃,湿度为45%,保水能力为30℃,湿度为80%的能力; 相对于印刷媒体涂布液的总量,水溶性有机化合物的含量为15质量%以上。 本发明提供一种喷墨油墨,其包括着色材料,水和保水性水溶性有机化合物,其中水溶性有机化合物仅包括显示出36%的差异的水溶性有机化合物,或 在23℃的温度和45%的湿度下的保水能力和在30℃的温度和80%的湿度下的保水能力之间较少; 相对于喷墨油墨的总量,水溶性有机化合物的含量为15质量%以上。