| 固体不饱和聚酯树脂的合成工艺 |
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| 引用本文： | 徐晓伟,吕建,韩俊华,王冰,白亚飞. 固体不饱和聚酯树脂的合成工艺[J]. 热固性树脂, 2011, 0(2): 23-26 |
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| 作者姓名： | 徐晓伟 吕建 韩俊华 王冰 白亚飞 |
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| 作者单位： | 桂林理工大学材料科学与工程学院有色金属及材料加工新技术教育部重点实验室; |
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| 摘 要： | 采用二步熔融缩聚法制得了固体不饱和聚酯树脂(UP),研究了UP的不饱和酸含量、醇酸比及合成反应温度、反应时间对反应的影响,并通过物理力学性能测试及耐热性测试研究了不同原料配比的UP产物对粉末涂料涂膜和粘结永磁塑料性能的影响。结果表明,适用于粉末涂料和粘结永磁塑料的UP树脂原料乙二醇、对苯二甲酸与反丁烯二酸的物质的量配比分别为2.1∶1∶1和2.42∶1∶1.3。适合的反应温度为210～220℃,反应时间8 h。
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| 关 键 词： | 不饱和聚酯 熔融缩聚 合成 粉末涂料 粘结永磁塑料 |
Synthesis of solid unsaturated polyester |
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| XU Xiao-wei,LV Jian,HAN Jun-hua,WANG Bing,BAI Ya-fei. Synthesis of solid unsaturated polyester[J]. Thermosetting Resin, 2011, 0(2): 23-26 |
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| Authors: | XU Xiao-wei LV Jian HAN Jun-hua WANG Bing BAI Ya-fei |
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| Affiliation: | XU Xiao-wei,LV Jian,HAN Jun-hua,WANG Bing,BAI Ya-fei(Department of Material and Chemical Engineering,Key Laboratory of New Processing Technology for Nonferrous Metals and Materials,Ministry of Education,Guilin University of Technology,Guilin 541004,China) |
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| Abstract: | The solid unsaturated polyester resin(UP)was prepared by two-step melt polycondensation method.The effects of the UP unsaturated acid content,mole ratio of alcohol and acid,reaction temperature and reaction time on the synthesis were studied.The effects of UP products with different raw materials ratios on the properties of power coating films and bonded plastic magnet were investigated by physical and mechanical property tests and heat resistance tests.The results showed that the best molar ratios of UP ra... |
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| Keywords: | unsaturated polyester melt polycondensation synthesis powder coating bonded plastic magnet |
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