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公开(公告)号：US20200283550A1
公开(公告)日：2020-09-10
申请号：US16644703
申请日：2019-07-26
Applicant: LG Chem, Ltd.
Inventor： Jin Lee , Dong Hyun Jo , Won Hee Kim , Gyeong Shin Choi
Abstract: The present invention provides a method for preparing a butene oligomer including a step of oligomerizing a polymerization solution including a halogenated hydrocarbon solvent, a nonpolar hydrocarbon solvent and an isobutene monomer in the presence of an organometal catalyst.
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公开(公告)号：US11370855B2
公开(公告)日：2022-06-28
申请号：US16644703
申请日：2019-07-26
Applicant: LG Chem, Ltd.
Inventor： Jin Lee , Dong Hyun Jo , Won Hee Kim , Gyeong Shin Choi
IPC: C08F10/10 , C08F110/10 , C08F4/52 , C08F2/38 , C08F6/02
Abstract: The present invention provides a method for preparing a butene oligomer including a step of oligomerizing a polymerization solution including a halogenated hydrocarbon solvent, a nonpolar hydrocarbon solvent and an isobutene monomer in the presence of an organometal catalyst.
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Patent Agency Ranking
公开(公告)号：US20230285928A1
公开(公告)日：2023-09-14
申请号：US18018091
申请日：2021-09-07
Applicant: LG Chem, Ltd.
Inventor： Seong Beom Heo , Jin Lee , Jong Yeol Baek , Won Hee Kim
IPC: B01J19/18
CPC classification number: B01J19/18 , B01J2219/00083 , B01J2219/00085 , B01J2219/0009 , B01J2219/00094
Abstract: A reactor is disclosed herein. In some embodiments, a reactor comprises a reactor tank having an accommodation space therein for performing a polymerization reaction of a reactive fluid, an outer refrigerant jacket positioned outside the reactor tank and having a refrigerant flowing therethrough, and an inner refrigerant jacket inside the reactor tank and having a refrigerant flowing therethrough. The refrigerants of the outer refrigerant jacket and the inner refrigerant jacket may flow in opposite directions to each other.
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公开(公告)号：US11746165B2
公开(公告)日：2023-09-05
申请号：US16960696
申请日：2019-10-30
Applicant: LG Chem, Ltd.
Inventor： Dong Hyun Jo , Jin Lee , Won Hee Kim , Gyeong Shin Choi
IPC: C08F110/10 , C07F5/02
CPC classification number: C08F110/10 , C07F5/027
Abstract: The present invention provides a method for preparing a polybutene oligomer including a step of oligomerizing a polymerization solution including a halogenated hydrocarbon solvent, a nonpolar hydrocarbon solvent and an isobutene monomer in the presence of an organometal catalyst.
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公开(公告)号：US20220204533A1
公开(公告)日：2022-06-30
申请号：US17601544
申请日：2020-08-19
Applicant: LG Chem, Ltd.
Inventor： Gyeong Shin Choi , Ji Hyun Choi , Won Hee Kim , Jin Lee , Dong Hyun Jo , Jeong Sik Kim
IPC: C07F5/02 , C08F110/10 , C07F7/18
Abstract: The present invention relates to an organic borate-based catalyst including a compound represented by the following Formula 1 and a hydroxyl group-containing compound, a method for preparing an isobutene oligomer using the same and an isobutene oligomer prepared thereby: wherein R0, R1 to R4, o, p, q and r are described therein.
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公开(公告)号：US12221458B2
公开(公告)日：2025-02-11
申请号：US17601544
申请日：2020-08-19
Applicant: LG Chem, Ltd.
Inventor： Gyeong Shin Choi , Ji Hyun Choi , Won Hee Kim , Jin Lee , Dong Hyun Jo , Jeong Sik Kim
Abstract: The present invention relates to an organic borate-based catalyst including a compound represented by the following Formula 1 and a hydroxyl group-containing compound, a method for preparing an isobutene oligomer using the same and an isobutene oligomer prepared thereby: wherein R0, R1 to R4, o, p, q and r are described therein.
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公开(公告)号：US20220195079A1
公开(公告)日：2022-06-23
申请号：US17605373
申请日：2020-12-04
Applicant: LG Chem, Ltd.
Inventor： Dong Hyun Jo , Seong Beom Heo , Won Hee Kim , Jin Lee , Gyeong Shin Choi , Hee Jeong Kim
Abstract: The present invention relates to a catalyst composition including an oxonium ion-based catalyst represented by the following Formula 1, and an additive, and a method for preparing polyisobutene using the same: wherein R, R1 to R4, and o, p, q and r are described herein.
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