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:
Dec. 27, 2022
Filed:
Dec. 18, 2019
Applicant:
Hanwha Solutions Corporation, Seoul, KR;
Inventors:
Jiyeon Kim, Daejeon, KR;
Youngjin Kim, Daejeon, KR;
Jeongseok Park, Daejeon, KR;
Jinho Park, Daejeon, KR;
Hyun Seo, Daejeon, KR;
Seonghoon Hyeong, Daejeon, KR;
Kyuho Song, Daejeon, KR;
Assignee:
DOOSAN ENERBILITY CO., LTD., Changwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 201/04 (2006.01);
U.S. Cl.
CPC ...
C07D 201/04 (2013.01);
Abstract
The present invention relates to a laurolactam preparation method and synthesis apparatus, and epoxidation and a rearrangement reaction are performed in the conversion of cyclododecene into cyclododecanone so that the preparation method can synthesize laurolactam having a higher purity with a higher selectivity and in a higher yield than a conventional preparation method.