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Study on the thermal and electrical properties of novel poly[propyl acrylate-co-phenyl methacrylate] containing acetamido group
Journal of Polymer Research ( IF 2.8 ) Pub Date : 2021-09-17 , DOI: 10.1007/s10965-021-02741-5
Fatih Biryan 1 , Güzin Pihtili 2
Affiliation  

In the available research, firstly a new 3-acetamido phenyl acrylate (APhA) monomer and a novel copolymer containing acetamido phenyl group were synthesized. 3-acetamido phenyl acrylate (APhA) monomer was acquired by the reaction of acryloyl chloride and N-(3-hydroxyphenyl) acetamide. 3-acetamido propyl methacrylate (AAPMA) monomer was prepared in our previous study. A series of copolymers were prepared using these monomers in different mole ratios by free-radical polymerization method at 70 °C The structure of P(AAPMA-co-APhA) copolymer systems was characterized by FT-IR and NMR techniques. Thermal characteristics of P(AAPMA-co-APhA) copolymers were evaluated through thermogravimetric analysis (TGA) and differential scanning calorimeter (DSC) in an N2 atmosphere. Due to the presence of the amide group, we can say that the polymer with the least weight loss and the highest residue percentage at 500 °C is poly(APhA). AC electrical conductivity and dielectric and electrical parameters were analyzed in a range of 100 Hz–20 kHz frequency. The dielectric constant values of poly(AAPMA-co-APhA0.63) and P(AAPMA-co-APhA0.30) were 4.98 and 4.57 respectively. According to the results, the dielectric value decreased as the APhA units increased.



中文翻译:

新型含乙酰胺基聚[丙烯酸丙酯-共-甲基丙烯酸苯酯]的热电性能研究

在现有的研究中,首先合成了一种新型的3-乙酰氨基苯基丙烯酸酯(APhA)单体和一种新型的含乙酰氨基苯基的共聚物。丙烯酰氯与N-(3-羟基苯基)乙酰胺反应得到3-乙酰氨基苯基丙烯酸酯(APhA)单体。在我们之前的研究中制备了 3-乙酰氨基丙基甲基丙烯酸酯 (AAPMA) 单体。使用这些单体在 70 °C 下通过自由基聚合方法以不同的摩尔比制备了一系列共聚物。 P(AAPMA- co- APhA) 共聚物体系的结构通过 FT-IR 和 NMR 技术表征。P(AAPMA- co- APhA) 共聚物的热特性通过热重分析 (TGA) 和差示扫描量热仪 (DSC) 在 N 2大气层。由于酰胺基团的存在,我们可以说在 500°C 下重量损失最少且残留百分比最高的聚合物是聚 (APhA)。在 100 Hz–20 kHz 频率范围内分析了交流电导率和介电和电参数。聚(AAPMA- co- APhA0.63)和P(AAPMA- co- APhA0.30)的介电常数值分别为4.98和4.57。根据结果​​,介电值随着 APhA 单元的增加而降低。

更新日期:2021-09-17
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