| 防老剂FR的合成研究 |
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| 引用本文： | 刘建.防老剂FR的合成研究[J].现代化工,2012,32(6):39-42. |
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| 作者姓名： | 刘建 |
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| 作者单位： | 中国石化南化集团研究院,江苏南京,210048 |
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| 摘 要： | 在强酸性树脂催化剂存在下,以苯胺和丙酮为原料合成了防老剂FR。考察了催化剂种类、缩聚反应时间、反应温度以及丙酮中水质量分数对合成防老剂FR的影响,探索出最佳的反应条件:以强酸性阳离子交换树脂作为缩合反应的催化剂,缩合反应温度为130℃,反应时间为10 h,聚合反应温度为90～100℃,反应时间为6 h。用高效液相色谱对成品防老剂FR的组成进行表征,产品中二、三、四聚体总质量分数为83.18%。
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| 关 键 词： | 防老剂TMQ 固体酸 离子交换树脂 合成 |
Synthesis of antioxidant FR |
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| LIU Jian.Synthesis of antioxidant FR[J].Modern Chemical Industry,2012,32(6):39-42. |
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| Authors: | LIU Jian |
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| Affiliation: | LIU Jian(Research Institute of Nanjing Chemical Industry Group,Nanjing 210048,China) |
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| Abstract: | Antioxidant FR is prepared with strong acidic ion exchange resin as catalyst,aniline and acetone as raw materials.The influences of the types of catalysts,reaction time polycondensation,reaction temperature and water content in acetone are investigated.The optimal reaction conditions are shown as follows:type A2 acidic resin as condensation catalyst,130℃ of condensation temperature,10 hours of condensation time,90-100℃of polymerization temperature and 6 hours of polymerization time.The composition of the product is characterized by HPLC.The total content of dimer,trimer and tetramer in antioxidant FR is 83.18%. |
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| Keywords: | antioxidant TMQ solid acid ion exchange resin synthesis |
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