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Synergistic Effects of Mg(OH)2 Nanoparticles with Methylphenyl-Silicone Flame Retardant in Polypropylene
Author(s): 
Pages: 312-315
Year: Issue:  S2
Journal: Rare Metal Materials and Engineering

Keyword:  协同效应 阻燃 纳米Mg(OH)2 甲基苯基硅树脂;
Abstract: 在引入少量表面活性剂的条件下采用共沉淀法制备了纳米氢氧化镁。应用热分析(TGA)、极限氧指数(LOI)研究了在聚丙烯(PP)中该纳米氢氧化镁与甲基苯基硅树脂的阻燃协同效应。结果表明:在PP/纳米Mg(OH)2复合材料中添加少量的硅树脂使LOI明显提高,表明纳米Mg(OH)2与硅树脂具有阻燃协同效应。硅树脂的加入使材料的降解速率降低,热解残炭量提高,促进了炭层的形成。
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