The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 2021
Filed:
Apr. 02, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hyun Kyu Kim, Daejeon, KR;
Sung Kyu Lee, Daejeon, KR;
Hyoung Jun, Daejeon, KR;
Chan Hyu Jin, Daejeon, KR;
Jeong Ju Moon, Daejeon, KR;
Joo Ho Kim, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/54 (2006.01); B01J 19/00 (2006.01); C07C 67/62 (2006.01); B01D 3/38 (2006.01); B01J 8/04 (2006.01); B01D 19/00 (2006.01);
U.S. Cl.
CPC ...
C07C 67/54 (2013.01); B01D 3/38 (2013.01); B01D 19/001 (2013.01); B01J 8/04 (2013.01); B01J 19/00 (2013.01); C07C 67/62 (2013.01);
Abstract
The present disclosure relates to a system and a method for continuously purifying a reaction product of esterification, where the system includes a neutralizer, a distiller, and a product purifier. Through the present system and the method, it is possible to perform a continuous purification process efficiently, and to reduce lower alcohol wastewater generated during purification.