导热填料顾名思义就是添加在基体材料中用来增加材料导热系数的填料,常用的导热填料有氧化铝、氧化镁、氧化锌、氮化铝、氮化硼、碳化硅等;其中,尤以微米级氧化铝、硅微粉为主体,纳米氧化铝,氮化物做为高导热领域的填充粉体;而氧化锌大多做为导热膏(导热硅脂)填料用。
... 关键词: 硅橡胶;导热填料;石墨;表面改性;导热性;力学性能 [gap=1907]Keywords :silicone rubber; thermal conductive filler; graphite; surface modification; thermal conductivity; mechanical property ..
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Meanwhile their density were also high, so the thermal conductivity paths could be formed only when the filler content was high. Also, the high density of metal powders made the density of the rubber high.
结果表明:以金属粉为导热填料制备的硅橡胶,虽然金属粉导热系数高,但是金属粉不容易分散,此外由于其密度大,必须要较大质量份的填充才能形成导热通路,因此复合材料的导热系数并不好。
参考来源 - 导热硅橡胶的制备和性能研究·2,447,543篇论文数据,部分数据来源于NoteExpress
塑料可具有基础聚合物,基础聚合物为两种或多种聚合物与各种导热填料的混合物。
The plastic can have a base polymer that is a blend of two or more polymers and various thermally conductive fillings.
综述了填充型导热橡胶的导热机理和各类导热填料的导热特性,介绍了提高导热硅橡胶导热性的途径。
Thermal conductive mechanism of filling type thermal conductive silicone rubber and thermal properties of different thermal conductive fillers are reviewed.
使用丙烯酸酯共聚物(acr)作为氯化聚氯乙烯(cpvc)的改性剂,使用超微细石墨粉体做填料,制备了具有导热性能的共混材料。
Thermal conductivity material was prepared with acrylate copolymer (acr) used as modifier for chlorinated PVC (CPVC) and superfine powdered graphite used as filler.
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