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:
Mar. 20, 2018
Filed:
Jul. 18, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sung Kyu Lee, Daejeon, KR;
Joon Ho Shin, Daejeon, KR;
Sung Kyun Kim, Daejeon, KR;
Jong Ku Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 3/14 (2006.01); C07C 67/54 (2006.01); C07C 41/42 (2006.01); C07C 69/54 (2006.01); B01D 3/00 (2006.01); B01D 3/32 (2006.01);
U.S. Cl.
CPC ...
B01D 3/141 (2013.01); B01D 3/008 (2013.01); B01D 3/143 (2013.01); B01D 3/32 (2013.01); C07C 67/54 (2013.01); B01D 3/14 (2013.01); C07C 41/42 (2013.01); C07C 69/54 (2013.01);
Abstract
The present application relates to a distillation apparatus and a separation method, and according to the distillation apparatus and the separation method of the present application, it is possible to separate a material to be separated during the separation of a mixture of three or more components, for example, 2-ethylhexyl acrylate with high purity, and to achieve an object of saving energy during the separation and purification process of 2-ethylhexyl acrylate.