公开(公告)号：US20250136728A1

公开(公告)日：2025-05-01

申请号：US18836099

申请日：2023-11-13

Applicant: LG Chem, Ltd.

Inventor： Byung Seok Kim ,  Minyoung Kang ,  Sung Min Lee ,  Jinyoung Lee ,  Donghyeon Gwon ,  Yoonchul Jung ,  Chaeeun Lee ,  Seyoung Kim ,  Chang Woan Han ,  Youngkook kim ,  Dong Hyun Kim ,  Suhyeon Lee

IPC: C08F210/02

Abstract: Provided are a hybrid metallocene catalyst comprising a first transition metal compound represented by Formula 1; and a second transition metal compound represented by Formula 2, which is useful in the preparation of a polyethylene having excellent impact strength and haze properties, and a method of preparing the polyethylene using the same: wherein Formulas 1 and 2 are described herein.

公开(公告)号：US20250144607A1

公开(公告)日：2025-05-08

申请号：US18836981

申请日：2023-11-13

Applicant: LG Chem, Ltd.

Inventor： Byung Seok Kim ,  Minyoung Kang ,  Sung Min Lee ,  Jinyoung Lee ,  Donghyeon Gwon ,  Yoonchul Jung ,  Chaeeun Lee ,  Seyoung Kim ,  Chang Woan Han ,  Seok Bin Hong ,  Youngkook Kim ,  Dong Hyun Kim ,  Suhyeon Lee

IPC: B01J31/12 ,  C08F4/6592 ,  C08F210/16

Abstract: Provided are a hybrid metallocene catalyst comprising a first transition metal compound represented by Formula 1; and a second transition metal compound represented by Formula 2, which is useful in the preparation of a polyethylene exhibiting a high dart drop impact strength property along with excellent processability, and a method of preparing the polyethylene using the same: wherein Formulas 1 and 2 are described herein.