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首页> 外文期刊>European Polymer Journal >Synthesis and properties of a copolymer of poly(1,4-phenylene sulfide)-poly(2,4-phenylene sulfide acid) and its nano-apatite reinforced composite
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Synthesis and properties of a copolymer of poly(1,4-phenylene sulfide)-poly(2,4-phenylene sulfide acid) and its nano-apatite reinforced composite

机译:聚(1,4-苯撑硫)-聚(2,4-苯撑硫酸)及其纳米磷灰石增强复合材料的合成与性能

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摘要

A new kind of copolymer of poly(1,4-phenylene sulfide)- poly(2,4-phenylene sulfide acid) (PPS-PPSA) and its nano-apatite (NA) composite have been obtained by polycondensation in 1-methly-2-pyrrolidone (NMP). The NA content in the composite can reach 60 wt%. The structures and properties of copolymer and its NA composite were studied though infrared spectroscopy. X-ray photoelectron spectroscopy, transmission electron microscopy, atomic force microscopy. The copolymer has high molecular weight and excellent thermal properties. There is a stable interface formed between NA and PPS-PPSA copolymer in the composite. NA keeps the original morphological structure and crystal behavior in the composite. The composites have good homogeneity and outstanding thermal stability. NA particles are uniformly distributed in the composite. The diameter of apatite in the composite is about 40-60 nm. The PPSA in the copolymer can increase the affinity to apatite and does not decrease the melting point and thermal stability of copolymer. (C) 2002 Published by Elsevier Science Ltd. [References: 19]
机译:通过在1-甲基丙烯酸酯中缩聚得到了一种新型的聚(1,4-苯硫醚)-聚(2,4-苯硫酸)共聚物(PPS-PPSA)及其纳米磷灰石(NA)复合材料。 2-吡咯烷酮(NMP)。复合材料中的NA含量可以达到60重量%。通过红外光谱研究了共聚物及其NA复合材料的结构和性能。 X射线光电子能谱,透射电子显微镜,原子力显微镜。该共聚物具有高分子量和优异的热性能。在复合材料中,NA和PPS-PPSA共聚物之间形成稳定的界面。 NA在复合物中保持原始的形态结构和晶体行为。该复合材料具有良好的均质性和出色的热稳定性。 NA颗粒均匀地分布在复合物中。复合物中磷灰石的直径为约40-60nm。共聚物中的PPSA可以增加与磷灰石的亲和力,并且不会降低共聚物的熔点和热稳定性。 (C)2002由Elsevier Science Ltd.发布[参考:19]

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