HIGH DARKNESS AND HIGH GLOSS DIMENSIONALLY STABLE THERMOPLASTIC SMMA MOLDING COMPOSITION

    公开(公告)号:WO2021198528A1

    公开(公告)日:2021-10-07

    申请号:PCT/EP2021/058870

    申请日:2021-04-06

    Abstract: The invention relates to thermoplastic molding composition, comprising the components (a), (b) and (c) and optionally (d), comprising (a) 90 to 99.5% by weight of at least one copolymer (a), which comprises 30 to 90 % by weight of vinylaromatic monomer (a1), and 10 to 70 % by weight of methyl methacrylate (a2); (b) 0.1 to 1.5% by weight of at least two dye components (b1) and (b2) of different color families, soluble in the thermoplastic molding composition; (c) 0.01 to 5% by weight of carbon black pigment (c) and (d) optionally up to 5% by weight of one or more further additives (d), where the thermoplastic composition has a deep-black color with L*-values from 0.5 to 2.0 as measured with 45°/0° geometry, a high gloss of more than 93.0 and wherein the total weight of components (a) to (d) give a total of 100 percent by weight.

    一种仿木家具用耐老化木塑复合材料及其制备方法

    公开(公告)号:WO2022001244A1

    公开(公告)日:2022-01-06

    申请号:PCT/CN2021/083723

    申请日:2021-03-30

    Applicant: 杨曦

    Abstract: 本发明公开了一种仿木家具用耐老化木塑复合材料,包括以下成分:聚丙烯、秸秆、引发剂、粘合剂、石油沥青、酸性催化剂、硅烷偶联剂、硅烷化玻璃纤维和填料。本发明的耐老化木塑复合材料,对玻璃纤维进行硅烷化改性,从而可以显著提升玻璃纤维参与反应的效果;加入石油沥青,并对其针入度和软化点进行了限定,从而保证最终得到的复合材料具有非常好的仿古木纹,从而显著提升了制备的仿古家具的经济价值;采用石油沥青还具有有机溶剂的效果,加入引发剂与酸性催化剂可以有效提升各原料之间的连接效果,从而有效增强复合材料的强度。加入掺杂有少量博耐特的大直径片状碳酸钙,可以有效提升木塑复合材料的耐老化性能。

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