NDLI: Crystallization by Means of Wacuum Evaporation

Content Provider	Semantic Scholar
Author	Schliephake, Volker Forohar, Farhad
Copyright Year	2017
Abstract	In a proceSS for purifying acrylic acid by crystallization by means of vacuum evaporation, a Solution which contains acrylic acid and water and may contain further components is crystallized by means of vacuum evaporation with for mation of a liquid phase, consisting of a mother liquor containing more than 10% by weight of water and of the crystals, and a vapor phase, the vapor phase is introduced into a liquid material in a condensation Zone with formation of a liquid condensation mixture, and the liquid condensa tion mixture is recycled at least partly to the condensation Zone, the operating conditions in the condensation Zone being established So that no Solid is precipitated.
File Format	PDF HTM / HTML
Alternate Webpage(s)	https://patentimages.storage.googleapis.com/9e/bc/79/9c1f9f26ca41d9/US6414190.pdf
Language	English
Access Restriction	Open
Content Type	Text
Resource Type	Patent

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