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:
Aug. 20, 2024
Filed:
Nov. 27, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sungkeun Jang, Daejeon, KR;
Changhoe Heo, Daejeon, KR;
Seonghun Kim, Daejeon, KR;
Eun Jung Joo, Daejeon, KR;
Donghoon Kim, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/06 (2006.01); B01D 3/32 (2006.01); B01D 5/00 (2006.01); C08F 6/04 (2006.01); C08F 6/10 (2006.01); C08F 6/12 (2006.01); C08F 6/16 (2006.01);
U.S. Cl.
CPC ...
C08F 6/16 (2013.01); B01D 3/322 (2013.01); B01D 5/006 (2013.01); C08F 6/04 (2013.01); C08F 6/12 (2013.01);
Abstract
The present disclosure relates to a purification method of a polymerization solvent used in and recovered from the preparation of a polyolefin resin, which can effectively remove impurities, in particular polyolefin wax, from the polymerization solvent to obtain a purified polymerization solvent with high purity, and can improve energy efficiency.