This invention relates to a transparent composite material having a low coefficient of liner thermal expansion and excellent transparency and flexibility, which is formed by curing a resin composition containing urethane (meth)acrylate, in which 10 to 40% by mass of synthetic smectite that is organized with a quaternary ammonium salt and/or a quaternary phosphonium salt and has a number average particle diameter of from 10 to 300 nm and an aspect ratio of from 10 to 300 is dispersed; and a transparent composite sheet using the material.
本发明涉及一种透明的复合材料,具有低线性热膨胀系数和优异的透明度和柔韧性,该材料由固化含有
脲基(甲基)
丙烯酸酯的
树脂组合物形成,其中分散了10至40重量%的合成粘土,该合成粘土是由季
铵盐和/或季膦盐组成的,并且具有平均粒径为10至300 nm和纵横比为10至300;以及使用该材料的透明复合板。