Invention Grant
- Patent Title: Method for continuously recovering (meth)acrylic acid and apparatus for the method
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Application No.: US14903517Application Date: 2014-07-08
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Publication No.: US09718756B2Publication Date: 2017-08-01
- Inventor: Se Won Baek , Jong Hun Song , Sul Hee Yoo , Yoon Jae Min
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG CHEM, LTD.
- Current Assignee: LG CHEM, LTD.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Priority: KR10-2013-0086830 20130723; KR10-2013-0104120 20130830; KR10-2013-0112032 20130917
- International Application: PCT/KR2014/006551 WO 20140708
- International Announcement: WO2015/012537 WO 20150129
- Main IPC: C07C51/48
- IPC: C07C51/48 ; C07C51/44 ; B01D3/14 ; B01D11/04 ; B01D53/14 ; B01D53/18 ; C07C51/43 ; C07C51/16
Abstract:
This disclosure relates to a method of 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 effectively remove scum formed in the continuous recovery process of (meth)acrylic acid, and simultaneously recover (meth)acrylic acid with excellent efficiency, thus enabling more stable operation of the continuous process.
Public/Granted literature
- US20160145185A1 METHOD FOR CONTINUOUS RECOVERING (METH)ACRYLIC ACID AND APPARATUS FOR THE METHOD Public/Granted day:2016-05-26
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