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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.
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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.
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3.发明公开
公开(公告)号：EP4029884A1
公开(公告)日：2022-07-20
申请号：EP21852692.9
申请日：2021-07-06
申请人： LG Chem, Ltd.
发明人： KIM, Byung Seok , KIM, Seyoung , KANG, Minyoung , LEE, Insun , KIM, Seok Hwan , GWON, Donghyeon , JUNG, Yoonchul
IPC分类号： C08F10/06 , C08F4/659 , C08F4/6592 , C08F4/02 , C08F4/646
摘要： The present disclosure relates to 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.
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公开(公告)号：EP4461757A1
公开(公告)日：2024-11-13
申请号：EP23903775.7
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 , 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 having excellent impact strength and haze properties, and a method of preparing the polyethylene using the same.
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公开(公告)号：EP4043470A1
公开(公告)日：2022-08-17
申请号：EP21842001.6
申请日：2021-07-16
申请人： Lg Chem, Ltd.
发明人： LEE, Insun , KIM, Seok Hwan , KIM, Byung Seok , JUNG, Yoonchul , KANG, Minyoung , KIM, Seyoung
IPC分类号： C07F17/00 , B01J21/06 , B01J27/10 , C08F210/16 , C08F4/6592
摘要： The present disclosure relates to a novel transition metal compound that realizes 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, to a catalyst composition comprising the same, and to a method for preparing polyethylene using the same.
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6.发明公开
公开(公告)号：EP4119568A1
公开(公告)日：2023-01-18
申请号：EP21877921.3
申请日：2021-10-01
申请人： Lg Chem, Ltd.
发明人： KANG, Minyoung , KIM, Seyoung , LEE, Insun , KIM, Seok Hwan , KIM, Byung Seok , JUNG, Yoonchul
IPC分类号： C07F17/00 , C08F4/6592 , C08F4/659
摘要： 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.
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7.发明公开
公开(公告)号：EP4029872A1
公开(公告)日：2022-07-20
申请号：EP21852855.2
申请日：2021-07-06
申请人： Lg Chem, Ltd.
发明人： KIM, Byung Seok , KANG, Minyoung , LEE, Insun , KIM, Seok Hwan , GWON, Donghyeon , JUNG, Yoonchul , KIM, Seyoung
IPC分类号： C07F17/00 , B01J31/16 , C08F4/6592 , C08F4/659 , C08F210/16
摘要： The present disclosure relates to 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, and also relates to a method for preparing the same, and a catalyst composition including the same.
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