全氟聚醚的分子蒸馏分离 |
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引用本文: | 辛虎.全氟聚醚的分子蒸馏分离[J].合成润滑材料,2011,38(4):25-26. |
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作者姓名: | 辛虎 |
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作者单位: | 中国石油化工股份有限公司润滑油北京分公司 北京100085 |
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摘 要: | 与减压精馏比较,分子蒸馏可以提高全氟聚醚的分离纯度和粘度指数,同时还可以降低全氟聚醚高温热分解的风险.
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关 键 词: | 分子蒸馏 全氟聚醚 纯度 粘度指数 |
Separation of Perfluoropolyether by Molecular Distillation |
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Authors: | Xin Hu |
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Affiliation: | Xin Hu(Lubricant Company Beijing Branch,Sinopec,Beijing 100085,China) |
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Abstract: | Compared with vacuum distillation,molecular distillation could increase the separation purity and viscosity index of perfluoropolyether,and might decrease the risk of high-temperature thermal decomposition of perfluoropolyether at same time. |
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Keywords: | molecular distillation perfluoropolyether purity viscosity index |
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