The method extracting methanol from methyl methacrylate methyl alcohol mixed liquor

The method extracting methanol from methyl methacrylate methyl alcohol mixed liquor

  • CN 106,117,014 A
  • Filed: 06/20/2016
  • Published: 11/16/2016
  • Est. Priority Date: 06/20/2016
  • Status: Active Application
First Claim
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1. the method extracting methanol from methyl methacrylate-methyl alcohol mixed liquor, it is characterised in that step is as follows:

  • (1) in methyl methacrylate-methyl alcohol mixed liquor, add saline to extract, obtain oil phase and aqueous phase;

    (2) in the oil phase that step (1) obtains, add saline to extract, obtain oil phase and aqueous phase;

    (3) adding softening water in the oil phase that step (2) obtains to extract, obtain oil phase and aqueous phase, oil phase is qualified firstBase acrylic acid methyl ester. product;

    (4) distill after the aqueous phase obtained in step (1), step (2) and step (3) being merged, obtain aqueous methanol and saline.

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