公开(公告)号：EP4458871A1

公开(公告)日：2024-11-06

申请号：EP23903776.5

申请日：2023-11-13

申请人： LG Chem, Ltd.

发明人： KIM, Byung Seok ,  KANG, Minyoung ,  LEE, Sung Min ,  LEE, Jinyoung ,  GWON, Donghyeon ,  JUNG, Yoonchul ,  LEE, Chaeeun ,  KIM, Seyoung ,  HAN, Chang Woan ,  HONG, Seok Bin ,  KIM, Youngkook ,  KIM, Dong Hyun ,  LEE, Suhyeon

IPC分类号： C08F210/16 ,  C08F210/14 ,  C08F4/659 ,  C08F4/6592 ,  C08F4/646 ,  C08F4/02

摘要： Provided are a hybrid metallocene catalyst 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.

公开(公告)号：EP4144773A1

公开(公告)日：2023-03-08

申请号：EP21894938.6

申请日：2021-10-28

申请人： LG CHEM, LTD.

发明人： LEE, Jinyoung ,  GWON, Donghyeon ,  JUNG, Yoonchul ,  LEE, Chaeeun ,  KIM, Byung Seok ,  LEE, Jeongkyu ,  HONG, Seok Bin ,  KIM, Seyoung

IPC分类号： C08F210/16 ,  C08F4/659 ,  C08F4/6592 ,  C08F4/02

摘要： This invention relates to polyolefin. More specifically, this invention relates to polyolefin that may exhibit improved mechanical properties such as excellent drop impact strength.