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US4159276A Method for purifying methyl alkyl siloxane lubricants 失效
甲基烷基硅氧烷润滑剂的纯化方法

Method for purifying methyl alkyl siloxane lubricants
摘要:
A method of purifying methyl alkyl siloxane lubricants of the formula ##STR1## wherein R is an alkyl group of 4-20 carbon atoms and x is an integer which comprises multiply extracting with acetone.
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