Both-side coated paper comprising kaolin for usE of printing

作者: Terunobu Fukui , Shunichi Uchimura , Hideyuki Suzuki

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摘要: The coated paper provided by this invention is a high-quality both-side for use of printing which finished high-temperature calender above 100° C. and excellent in gloss, print smoothness, ink receptivity, stiffness. according to has the characteristics that after finish, density 1.15˜1.35 g/cm 3 , gloss surface higher than 75%, smoothness lower 20 mmHg, further mean value L Clark free protruding lengths machine cross directions measured pursuant JIS P8143 A can satisfy following equation (1) below: L>1.28X+45 (1), where L=Mean (mm), X=Product basis weight (g/m 2 ), outermost coating layer on both sides said contains kaolin as pigment whose average particle diameter 0.5˜1.0 μm, content ratio 50-80 wt % particles smaller 1 μm 5% or less larger diameter, an amount 40˜90 total used; copolymer latex with Tg 25°˜50° binder, 5˜30 terms solid matter contained; per 15˜30 g/m material dried.

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