Process for continuously recovering (meth)acrylic acid and apparatus for the process
US10035751B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Aug 26, 2014 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | Sep 27, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/50
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This disclosure relates to a method for continuous recovery of (meth)acrylic acid and an apparatus used for the recovery method. The method of continuous recovery of (meth)acrylic acid according to the present invention may minimize loss of (meth)acrylic acid particularly in the distillation process, and yet enables stable operation of the distillation process and energy reduction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.