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Process for preparation of a polymer transparent material, comprising mineral nanoparticles, having a form factor strictly greater than 1.0.

机译:制备聚合物透明材料的方法,该聚合物透明材料包括形状严格严格大于1.0的矿物纳米颗粒。

摘要

The present invention provides a method of preparing a transparent polymer material, the method comprising steps i) and ii) in any order, the steps consisting in: i) mixing: mineral nanoparticles having a form factor strictly greater than 1.0; and a polymer matrix comprising a quantity of at least 80% by weight of a polycarbonate (PC) first thermoplastic polymer and of a second transparent thermoplastic polymer other than the first thermoplastic polymer, in order to obtain a mixture; and ii) heating the polymer matrix to the molten state, on its own or in the mixture; to obtain the transparent, polymer material, the mixture of step i) comprising a quantity of mineral nanoparticles having a form factor strictly greater than 1.0 that is strictly less than 5% by weight.
机译:本发明提供一种制备透明聚合物材料的方法,该方法包括任何顺序的步骤i)和ii),所述步骤包括:i)混合:形状系数严格大于1.0的矿物纳米粒子;为了得到混合物,所述聚合物基体包含至少80重量%的聚碳酸酯(PC)第一热塑性聚合物和除所述第一热塑性聚合物以外的第二透明热塑性聚合物。 ii)单独或在混合物中将聚合物基体加热至熔融状态;为了获得透明的聚合物材料,步骤i)的混合物包含一定量的矿物纳米颗粒,所述矿物纳米颗粒的形状因子严格大于1.0,严格小于5重量%。

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