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首页> 外文期刊>American Journal of Mechanical and Industrial Engineering >Temperature Dependence of the Heat Capacity of Polymeric Compositions Based on Polyethylene (LDPE) with a Metal Oxide Filler
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Temperature Dependence of the Heat Capacity of Polymeric Compositions Based on Polyethylene (LDPE) with a Metal Oxide Filler

机译:基于聚乙烯(LDPE)与金属氧化物填料的聚合物组合物热容的温度依赖性

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The temperature dependence of the heat capacity of polymer compositions based on polyethylene filled with copper nanoparticles was studied. Based on the analysis of the data obtained, a conclusion is made about structural rearrangements. A study of the thermal conductivity of the obtained polymer compositions with nanoscale fillers shows that various components of the filler have a significant effect on the thermal conductivity of the compositions, which is due to the ability of structure formation during their formation. Measurements of the temperature dependence of thermal conductivity and heat capacity indicate the presence of visible structural rearrangements in polymer compositions with metal oxide fillers. There are various methods in which constant temperature transitions of electrical conductivity, thermal conductivity and heat capacity are detected. e. structural restructuring of defective states of polymer compositions. It was found that the transition temperature depends on the degree of filling and crystallinity of the samples.
机译:研究了基于填充有铜纳米颗粒的聚乙烯的聚合物组合物的热容量的温度依赖性。基于所获得的数据的分析,结论是关于结构重排的结论。对所得聚合物组合物的热导率与纳米级填料的研究表明,填料的各种组分对组合物的导热率具有显着影响,这是由于在其形成期间的结构形成的能力。导热率和热容量的温度依赖性的测量表明在具有金属氧化物填料的聚合物组合物中存在可见结构重排。存在各种方法,其中检测到导电性,导热性和热容量的恒温过渡。 e。聚合物组合物缺陷状态的结构重组。发现过渡温度取决于样品的填充度和结晶度。

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