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    • 9. 发明公开
    • TRANSPARENT RESIN LAMINATE
    • 透明树脂层压板
    • EP3272526A1
    • 2018-01-24
    • EP16764550.6
    • 2016-02-01
    • Riken Technos Corporation
    • WASHIO NozomuHASHIMOTO Taketo
    • B32B27/30B32B27/20C09D4/02C09D7/12
    • B32B27/308B32B5/16B32B5/30B32B7/02B32B27/18B32B27/20B32B27/30B32B2255/10B32B2264/10B32B2307/412B32B2307/584B32B2605/006C09D7/40
    • One embodiment of the present invention is a transparent resin laminate comprising, from the surface layer side, a first hard coat, a second hard coat, and a transparent resin sheet layer, and in which: the first hard coat comprises a coating material that does not contain inorganic particles and that contains a predetermined amount of (A) a polyfunctional (meth)acrylate, (B) a water-repelling agent, and (C) a silane coupling agent; the second hard coat comprises a coating material containing a predetermined amount of (A) the polyfunctional (meth)acrylate and (D) fine inorganic particles having an average particle size of 1-300 nm; and the transparent resin sheet has a thickness of 0.2 mm or more. Another embodiment of the present invention is a transparent resin laminate comprising, from the surface layer side, a first hard coat, a second hard coat, and a transparent resin sheet layer, and in which: the first hard coat comprises a coating material that does not contains inorganic particles; the second hard coat comprises a coating material containing inorganic particles; the transparent resin sheet has a thickness of 0.2 mm or more; the total light transmittance is 80% or more; haze is 5% or less; and the yellowness index is 3 or less.
    • 本发明的一个实施方式是透明树脂层压体,其从表面层侧起包括第一硬涂层,第二硬涂层和透明树脂片层,并且其中:第一硬涂层包含涂层材料, (A)多官能(甲基)丙烯酸酯,(B)防水剂和(C)硅烷偶联剂中含有规定量的无机粒子, 第二硬涂层包含含有预定量的(A)多官能(甲基)丙烯酸酯和(D)平均粒径为1-300nm的无机细颗粒的涂料; 透明树脂片的厚度为0.2mm以上。 本发明的另一个实施方式是透明树脂层压体,其从表面层侧起包括第一硬涂层,第二硬涂层和透明树脂片层,并且其中:第一硬涂层包含涂层材料, 不含有无机颗粒; 第二硬涂层包含含有无机颗粒的涂层材料; 透明树脂片材具有0.2mm或更大的厚度; 全光线透过率为80%以上, 雾度为5%以下; 黄度指数为3以下。