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. 27, 2024
Filed:
Aug. 18, 2022
Applicant:
SK Innovation Co., Ltd., Seoul, KR;
Inventors:
Il Gu Jung, Daejeon, KR;
Hyo Seung Park, Daejeon, KR;
Jun Soo Son, Daejeon, KR;
Myung Jin Kim, Daejeon, KR;
Jong Chan Kim, Daejeon, KR;
Assignee:
SK Innovation Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/18 (2006.01); B01J 31/22 (2006.01); C07C 2/26 (2006.01);
U.S. Cl.
CPC ...
B01J 31/189 (2013.01); B01J 31/2234 (2013.01); C07C 2/26 (2013.01); B01J 2231/20 (2013.01); B01J 2531/0208 (2013.01); B01J 2531/62 (2013.01); C07C 2531/24 (2013.01);
Abstract
Provided are a chromium catalyst precursor, an ethylene oligomerization catalyst including the same, and a method of preparing an ethylene oligomer using the same. More particularly, a chromium catalyst precursor which may oligomerize ethylene with high activity and high selectivity in spite of not using methylaluminoxane (MAO) or modified-methylaluminoxane (MMAO), an oligomerization catalyst including the same, and a method of preparing an ethylene oligomer using the same are provided.