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SEPARATION OF COMPONENTS FROM A REACTION PRODUCT MIXTURE OF WATER ISOBUTYRIC ACID AND METHACRYLIC ACID BY PHASE SEPARATION AND DISTILLATIONS
SEPARATION OF COMPONENTS FROM A REACTION PRODUCT MIXTURE OF WATER ISOBUTYRIC ACID AND METHACRYLIC ACID BY PHASE SEPARATION AND DISTILLATIONS
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机译:通过相分离和蒸馏从水异丁酸和甲基丙烯酸的反应产物混合物中分离组分
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摘要
To separate aqueous and organic components of a mixture of isobutyric acid, water and methacrylic acid, the mixture is initially separated by salting out by means of a water soluble electrolyte e.g. sodium sulfate, which causes separation of aqueous and organic phases. Residuals in each phase are distilled off as a low-boiling mixed distillate resembling an azeotropic mixture which is returned for repeated separation by salting-out. Organics are further separated by fractional distillation.
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