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    • 2. 发明专利
    • Coated paper for printing
    • 涂布纸
    • JP2014189924A
    • 2014-10-06
    • JP2013067124
    • 2013-03-27
    • Hokuetsu Kishu Paper Co Ltd北越紀州製紙株式会社
    • YOSHIKAWA OSAMUKOBAYASHI KOSAKUSAWAZAKI HIRONOBU
    • D21H19/84D21H19/38D21H21/28D21H21/30D21H23/34
    • PROBLEM TO BE SOLVED: To provide a coated paper for printing using no color pigment, exhibiting a high degree of whiteness, and accompanied by scarce color tone unevenness.SOLUTION: The provided coated paper for printing is obtained by configuring, on both surfaces of a base paper including pulp as a main component, a pigment coating layer including inorganic pigments and an adhesive, whereas calcium carbonate accounts for at least 80 mass% of the entire inorganic pigments included within the pigment coating layer, whereas the pigment coating layer additionally includes a purple dye and/or blue dye, whereas 0.01-2 pts.mass of a fluorescent dye is included within the base paper with respect to 100 pts.mass of the pulp thereof, whereas the coating rate, per surface of the base paper, of the pigment coating layer is 15 g/mor less, whereas the whiteness degree thereof is at least 85%.
    • 要解决的问题:提供一种不使用彩色颜料进行印刷的涂布纸,具有高白度,并且伴随着色调不均匀性。解决方案:所提供的用于印刷的涂布纸是通过在 以纸浆为主要成分的原纸,包含无机颜料和粘合剂的颜料被覆层,碳酸钙占颜料包覆层中所含的全部无机颜料的80质量%以上,另外,颜料包覆层 紫色染料和/或蓝色染料,而0.01-2质量份的荧光染料相对于其纸浆的100份,包含在原纸内,而原纸的每个表面的涂布速率 颜料涂层为15g / mor以下,白色度为85%以上。