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:
Jan. 21, 2025
Filed:
May. 31, 2019
Applicant:
SK Chemicals Co., Ltd., Gyeonggi-do, KR;
Inventors:
Hee Il Chae, Seoul, KR;
Jeong Ho Park, Gyeonggi-do, KR;
Kyung Sil Yoon, Gyeonggi-do, KR;
Ju-Sik Kang, Gyeonggi-do, KR;
Yu Mi Chang, Gyeonggi-do, KR;
Nam-Choul Yang, Seoul, KR;
Jae Kyun Park, Seoul, KR;
Song Lee, Seoul, KR;
Assignee:
SK Chemicals Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/14 (2006.01); B01J 23/46 (2006.01); B01J 31/22 (2006.01); C07C 51/44 (2006.01); C07C 61/135 (2006.01);
U.S. Cl.
CPC ...
C07C 51/14 (2013.01); B01J 23/464 (2013.01); B01J 31/22 (2013.01); C07C 51/44 (2013.01); C07C 61/135 (2013.01); C07C 2603/66 (2017.05);
Abstract
A method of preparing 3(4),8(9)-bisformyltricyclo[5.2.1.0]decane is provided. According to the present invention, 3(4),8(9)-bisformyltricyclo[5.2.1.0]decane (TCDDA) may be prepared with a high conversion rate and purity without a separate catalyst recovery process.