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:
Feb. 15, 2022
Filed:
Jul. 16, 2018
Applicant:
SK Picglobal Co., Ltd., Ulsan, KR;
Inventors:
Hanna Kim, Ulsan, KR;
Doojin Lee, Gyeonggi-do, KR;
Eun Su Lee, Gyeongsangnam-do, KR;
Taechan Ha, Ulsan, KR;
Dong Kyun Noh, Gyeonggi-do, KR;
Soo Hyun Park, Ulsan, KR;
Sungho Kim, Ulsan, KR;
Assignee:
SK PICGLOBAL CO., LTD, Ulsan, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 301/32 (2006.01); B01J 29/035 (2006.01); C07D 303/04 (2006.01);
U.S. Cl.
CPC ...
C07D 301/32 (2013.01); B01J 29/035 (2013.01); C07D 303/04 (2013.01);
Abstract
Embodiments provide a process for purifying an alkylene oxide composition, which comprises (1) obtaining a crude alkylene oxide composition comprising an ionic component; (2) passing the crude alkylene oxide composition through a molecular sieve; and (3) obtaining a purified alkylene oxide composition. A purified alkylene oxide composition suitable for a subsequent process can be obtained.