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:
Sep. 23, 2025
Filed:
Sep. 18, 2020
Lg Chem, Ltd., Seoul, KR;
Yeon Uk Choo, Daejeon, KR;
Sung Kyu Lee, Daejeon, KR;
Hyoung Jun, Daejeon, KR;
Hyun Kyu Kim, Daejeon, KR;
Chan Hyu Jin, Daejeon, KR;
Jin Sung Park, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
An esterification reaction apparatus and an esterification reaction method, the esterification reaction apparatus comprising a reaction tank having an accommodation part, in which a raw material containing carboxylic acid and alcohol is accommodated, a heating unit configured to individually heat partition regions that are partitioned into N regions in a vertical direction of the accommodation part, and a controller configured to control the heating unit so that only the partition regions in which a liquid is accommodated among the N partition regions are heated, thereby performing an esterification reaction of the raw material.