公开(公告)号：US09822200B2

公开(公告)日：2017-11-21

申请号：US15110596

申请日：2015-11-06

Applicant: LG CHEM, LTD.

Inventor： Dong Eun Kim ,  A Rim Kim ,  Jin Sam Gong ,  Seung Hwan Jung ,  Hae Woong Park

IPC: C08F10/00 ,  C08F4/02 ,  C08F4/6592 ,  C08F110/02 ,  C08F210/16 ,  C07F7/10 ,  C07F7/28 ,  C07F17/00

CPC classification number: C08F210/16 ,  C07F7/10 ,  C07F7/28 ,  C07F17/00 ,  C08F4/6592

Abstract: The present invention relates to a novel ligand compound, a transition metal compound, and a catalytic composition including the same. The novel ligand compound and the transition metal compound of the present invention are useful as a polymerization reaction catalyst in preparing an olefin-based polymer having low density. In addition, an olefin polymer polymerized using a catalytic composition including the transition metal compound is capable of being prepared to a high molecular weight product having a low melt index (MI).

公开(公告)号：US12234252B2

公开(公告)日：2025-02-25

申请号：US17294522

申请日：2019-11-22

Applicant: LG Chem, Ltd.

Inventor： Jae Kwon Jang ,  Seung Hyo Kim ,  Seung Hwan Jung ,  A Rim Kim

IPC: C07F7/00 ,  C08F4/6592

Abstract: A novel transition metal compound and a catalyst composition including same are disclosed herein. In some embodiments, the transition metal compound is represented by formula 1 disclosed herein. In some embodiments, the catalyst composition comprises the transition metal compound represented by formula 1. The catalyst composition may be useful for preparing an olefin-based polymer having a high molecular weight in a low density region, and may be useful for preparing an olefin-based polymer having a low melting index (MI) in high temperature conditions and a high molecular weight.

公开(公告)号：US20220024951A1

公开(公告)日：2022-01-27

申请号：US17294522

申请日：2019-11-22

Applicant: LG Chem, Ltd.

Inventor： Jae Kwon Jang ,  Seung Hyo Kim ,  Seung Hwan Jung ,  A Rim Kim

IPC: C07F7/00 ,  C08F4/6592

Abstract: A novel transition metal compound and a catalyst composition including same are disclosed herein. In some embodiments, the transition metal compound is represented by formula 1 disclosed herein. In some embodiments, the catalyst composition comprises the transition metal compound represented by formula 1. The catalyst composition may be useful for preparing an olefin-based polymer having a high molecular weight in a low density region, and may be useful for preparing an olefin-based polymer having a low melting index (MI) in high temperature conditions and a high molecular weight.

公开(公告)号：US20210340164A1

公开(公告)日：2021-11-04

申请号：US17267321

申请日：2019-12-10

Applicant: LG Chem, Ltd.

Inventor： Young Shil Do ,  A Rim Kim ,  Yun Jin Lee ,  Ki Soo Lee ,  Choong Hoon Lee ,  Seung Hwan Jung

IPC: C07F7/28 ,  C08F4/6592 ,  C08F4/659 ,  C08F210/16 ,  C08F110/02 ,  C08F110/06

Abstract: A transition metal compound having a novel structure is disclosed herein. The transition metal compound can have improved structural stability by forming a stable coordination site of a transition metal through controlling a bond angle formed by the amido group of a phenylene bridge, a cyclopentadienyl ring, and a transition metal. The transition metal compound has excellent copolymerization properties and may produce an olefin polymer having a high molecular weight in a ultra low density region.

公开(公告)号：US20200207792A1

公开(公告)日：2020-07-02

申请号：US16643205

申请日：2019-01-11

Applicant: LG Chem, Ltd.

Inventor： Ki Won Han ,  A Rim Kim ,  Seung Hwan Jung

IPC: C07F7/28 ,  C08F4/6592 ,  C08F4/642 ,  C08F4/659 ,  C08F210/16

Abstract: The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

公开(公告)号：US10280236B2

公开(公告)日：2019-05-07

申请号：US16121157

申请日：2018-09-04

Applicant: LG CHEM, LTD.

Inventor： A Rim Kim ,  Dong Eun Kim ,  Jin Sam Gong ,  Seung Hwan Jung ,  Hae Woong Park

IPC: C07F7/10 ,  C07F17/00 ,  C08F4/6592 ,  C08F210/16 ,  C08F4/76 ,  C07F7/08 ,  C07F7/28 ,  C08F4/659

Abstract: The present invention relates to a novel ligand compound, a transition metal compound and a catalyst composition including the transition metal compound. The novel ligand compound and the transition metal compound of the present invention may be usefully used as the catalyst of a polymerization reaction for preparing an olefin polymer having a low density relative to a CGC catalyst. In addition, a product having a low melt index (MI) and a high molecular weight may be manufactured using the olefin polymer polymerized using the catalyst composition including the transition metal compound.

公开(公告)号：US11618759B2

公开(公告)日：2023-04-04

申请号：US17582561

申请日：2022-01-24

Applicant: LG Chem, Ltd.

Inventor： Ki Won Han ,  A Rim Kim ,  Seung Hwan Jung

IPC: C07D209/86 ,  C07D409/04 ,  C07D417/04 ,  C07D413/04 ,  C07D265/38 ,  C07F17/00 ,  C07F7/28 ,  C08F4/642 ,  C08F4/659 ,  C08F4/6592 ,  C08F210/16 ,  B01J31/18

Abstract: The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

公开(公告)号：US20220275113A1

公开(公告)日：2022-09-01

申请号：US17634721

申请日：2020-09-29

Applicant: LG Chem, Ltd.

Inventor： Yoon Hee Cho ,  Ue Ryung Seo ,  Seung Hyo Kim ,  Seung Hwan Jung ,  A Rim Kim ,  Ki Won Han ,  Hyo Jung Han

IPC: C08F4/602 ,  C08F10/02

Abstract: The present invention relates to a method for purifying a polyalkylaluminoxane-containing solution using a hydroxy group-containing compound, a method for producing a catalyst composition using the method, a catalyst composition produced by the production method, and a method for producing an olefin polymer using the catalyst composition.

公开(公告)号：US11274113B2

公开(公告)日：2022-03-15

申请号：US16643205

申请日：2019-01-11

Applicant: LG Chem, Ltd.

Inventor： Ki Won Han ,  A Rim Kim ,  Seung Hwan Jung

IPC: C07F17/00 ,  C08F4/6592 ,  C08F210/16 ,  C07F7/28 ,  C08F4/642 ,  C08F4/659

Abstract: The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

公开(公告)号：US20180194874A1

公开(公告)日：2018-07-12

申请号：US15744429

申请日：2016-10-20

Applicant: LG Chem, Ltd.

Inventor： Dong Eun Kim ,  A Rim Kim ,  Jin Sam Gong ,  Choong Hoon Lee ,  Seung Hwan Jung

IPC: C08F4/76 ,  C01G23/00 ,  B01J31/02

Abstract: The present invention relates to a transition metal complex that exhibits high activity in the polymerization reaction of olefin monomers and improved copolymerization activity, thus enabling the preparation of a low density, high molecular weight polyolefin, a catalyst composition including the same, and a method for preparing a polyolefin using the composition.