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:
Mar. 25, 2025
Filed:
Aug. 14, 2020
Lg Chem, Ltd., Seoul, KR;
Sanghoon Lee, Daejeon, KR;
Sangeun An, Daejeon, KR;
Seok Hwan Kim, Daejeon, KR;
Daesik Hong, Daejeon, KR;
Donghyeon Gwon, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
The hybrid supported metallocene catalyst according to the present disclosure comprises at least one first metallocene compound selected from compounds represented by the following Chemical Formula 1; and at least one second metallocene compound selected from compounds represented by the following Chemical Formula 3, and exhibits high activity in propylene polymerization and is useful for preparing polypropylene having high melt tension through the introduction of long chain branches (LCB) into polypropylene molecules, and a method for preparing a polypropylene using the same, wherein all the variables are described herein.