首页> 外国专利> Multilayer structure polymer and resin composition together with acrylic resin film material, acrylic resin laminate film, photocurable acrylic resin film or sheet, laminate film or sheet and laminate molding obtained by laminating thereof

Multilayer structure polymer and resin composition together with acrylic resin film material, acrylic resin laminate film, photocurable acrylic resin film or sheet, laminate film or sheet and laminate molding obtained by laminating thereof

机译:多层结构聚合物和树脂组合物以及丙烯酸树脂膜材料,丙烯酸树脂层压膜,光固化丙烯酸树脂膜或片,层压膜或片以及通过层压而获得的层压成型品

摘要

An acrylic resin film material comprising at least a multilayer structure polymer with a particular structure prevent a molded item from being whitened during insert- or in-mold molding and meet the requirement for surface hardness, heat resistance, and transparency or matting performance for vehicle applications. It is also possible to use an acrylic resin film material exhibiting a difference of 30% or less between haze values as determined in accordance with the testing method of JIS K7136 (haze measurement method) after and before a tensile test where a test piece with a width of 20 mm is pulled under the conditions of an initial inter-chuck distance of 25 mm, a rate of 50 mm/min and a temperature of 23° C. until an end-point inter-chuck distance becomes 33 mm as well as having a pencil hardness of 2 B or higher as determined in accordance with JIS K5400.
机译:包含至少一种具有特定结构的多层结构聚合物的丙烯酸树脂薄膜材料可防止模制品在嵌件或模内成型过程中变白,并满足车辆应用对表面硬度,耐热性,透明性或消光性能的要求。还可以使用在拉伸试验前后均根据JIS K7136的试验方法(雾度测定法)测定的雾度值相差30%以下的丙烯酸树脂膜材料。在初始夹头间距为25mm,速率为50mm / min和温度为23℃的条件下拉出20mm的宽度,直到终点夹头间距变为33mm。根据JIS K5400测定的铅笔硬度为2 B或更高。

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