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:
Aug. 12, 2025
Filed:
Nov. 20, 2020
Lg Chem, Ltd., Seoul, KR;
Poeun Kim, Daejeon, KR;
Seungmi Lee, Daejeon, KR;
Hyun Jee Kwon, Daejeon, KR;
Ki Soo Lee, Daejeon, KR;
Yongwoo Kwon, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
The present disclosure provides a hybrid supported metallocene catalyst useful for preparing a polyethylene copolymer exhibiting excellent process stability and high polymerization activity in ethylene polymerization, and excellent mechanical properties by high comonomer incorporation. The hybrid supported metallocene catalyst 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 2:(CpR)(CpR)MQ [Chemical Formula 1]