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.

Date of Patent:
Dec. 12, 2023

Filed:

Feb. 20, 2020
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Seungmi Lee, Daejeon, KR;

Ki Soo Lee, Daejeon, KR;

Hyun Jee Kwon, Daejeon, KR;

Poeun Kim, Daejeon, KR;

Yongwoo Kwon, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/6592 (2006.01); C08F 4/653 (2006.01); C08F 210/16 (2006.01); C08L 23/08 (2006.01); C07F 7/00 (2006.01); C08F 4/52 (2006.01); C08F 4/659 (2006.01); C08F 110/02 (2006.01);
U.S. Cl.
CPC ...
C08F 4/65925 (2013.01); C07F 7/00 (2013.01); C08F 4/52 (2013.01); C08F 4/65904 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); C08F 110/02 (2013.01); C08F 2420/07 (2021.01); C08F 2500/08 (2013.01); C08F 2500/12 (2013.01); C08F 2500/18 (2013.01); C08L 23/0815 (2013.01);
Abstract

A catalyst composition, a method of preparing a polyolefin including the same, and a polyolefin prepared from the same are disclosed herein. In some embodiments, a catalyst composition comprises a first transition metal compound represented by Chemical Formula 1, and a second transition metal compound represented by Chemical Formula 2, wherein a molar ratio of the first transition compound to the second transition metal compound ranges from 1:0.3 to 1:3.5. The catalyst composition is capable of preparing a polyolefin having excellent mechanical stability, while exhibiting excellent process stability and high polymerization activity during the preparation of a polyolefin in a slurry process.


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