公开(公告)号：US20240124498A1

公开(公告)日：2024-04-18

申请号：US17768779

申请日：2021-07-06

Applicant: LG CHEM, LTD.

Inventor： Byung Seok KIM ,  Minyoung KANG ,  Insun LEE ,  Seok Hwan KIM ,  Donghyeon GWON ,  Yoonchul JUNG ,  Seyoung KIM

IPC: C07F7/00 ,  C08F4/6592 ,  C08F210/02 ,  C08F210/14

CPC classification number: C07F7/00 ,  C08F4/65927 ,  C08F210/02 ,  C08F210/14

Abstract: Disclosed is a transition metal compound that exhibits high activity and high comonomer incorporation in olefin polymerization and can be used for preparing a polyolefin having a BOCD structure, a method for preparing the same, and a catalyst composition including the same.

公开(公告)号：US20230312788A1

公开(公告)日：2023-10-05

申请号：US18011518

申请日：2021-10-28

Applicant: LG CHEM, LTD.

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

IPC: C08F210/16 ,  C08F4/659

CPC classification number: C08F210/16 ,  C08F4/65916

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

公开(公告)号：US20230174692A1

公开(公告)日：2023-06-08

申请号：US17921267

申请日：2021-10-01

Applicant: LG CHEM, LTD.

Inventor： Minyoung KANG ,  Seyoung KIM ,  Insun LEE ,  Seok Hwan KIM ,  Byung Seok KIM ,  Yoonchul JUNG

IPC: C08F110/14 ,  C07F17/00

CPC classification number: C08F110/14 ,  C07F17/00

Abstract: This invention relates to a novel metallocene compound, a catalyst composition comprising the metallocene compound, and a method for preparing olefin polymer using the catalyst composition.

公开(公告)号：US20240109923A1

公开(公告)日：2024-04-04

申请号：US17767800

申请日：2021-07-16

Applicant: LG CHEM, LTD.

Inventor： Insun LEE ,  Seok Hwan KIM ,  Byung Seok KIM ,  Yoonchul JUNG ,  Minyoung KANG ,  Seyoung KIM

IPC: C07F7/08 ,  B01J31/16 ,  B01J31/22 ,  B01J31/38

CPC classification number: C07F7/0832 ,  B01J31/1608 ,  B01J31/2295 ,  B01J31/38

Abstract: Disclosed is a novel transition metal compound that exhibits excellent catalytic activity in polyethylene polymerization and is useful for preparing polyethylene having a high intramolecular short-chain branch content without deteriorating physical properties such as molecular weight, melting point, and density; a catalyst composition comprising the same; and a method for preparing polyethylene using the same.

公开(公告)号：US20240209126A1

公开(公告)日：2024-06-27

申请号：US17769595

申请日：2021-07-06

Applicant: LG CHEM, LTD.

Inventor： Byung Seok KIM ,  Seyoung KIM ,  Minyoung KANG ,  Insun LEE ,  Seok Hwan KIM ,  Donghyeon GWON ,  Yoonchul JUNG

IPC: C08F4/659 ,  C08F4/646 ,  C08F4/6592 ,  C08F110/06

CPC classification number: C08F4/65916 ,  C08F4/6465 ,  C08F4/65912 ,  C08F4/65927 ,  C08F110/06

Abstract: Disclosed is a hybrid supported metallocene catalyst exhibiting high activity in propylene polymerization and useful for preparing a polypropylene having high melt strength by introducing long chain branches into the polypropylene molecule, and to a method for preparing a polypropylene using the same.