公开(公告)号：EP4190830A1

公开(公告)日：2023-06-07

申请号：EP21862067.2

申请日：2021-08-25

申请人： LG Chem, Ltd.

发明人： KIM, Yun Kon ,  IM, Seul Ki ,  LEE, Hyun Mo ,  PARK, Ji Hyun ,  KIM, Dong Min ,  KIM, Mi Kyung ,  LEE, Ki Soo ,  SHIN, Eun Ji ,  SA, Seok Pil ,  YU, Seung Jung

IPC分类号： C08F297/02 ,  C08F297/06 ,  C08F2/00 ,  C08F2/01 ,  C08F2/44 ,  C08F2/48 ,  C08F4/64

摘要： The present invention relates to a method for preparing a polyolefin-polystyrene-based multiblock copolymer having a uniform structure and showing excellent physical properties through continuous type coordination polymerization and batch type anionic polymerization.

公开(公告)号：EP4174131A1

公开(公告)日：2023-05-03

申请号：EP21854157.1

申请日：2021-08-06

申请人： LG Chem, Ltd.

发明人： KIM, Tae Hee ,  LEE, Ki Soo ,  SHIN, Eun Ji ,  SA, Seok Pil ,  IM, Seul Ki ,  LEE, Hyun Mo ,  PARK, Ji Hyun ,  KIM, Yun Kon ,  YU, Seung Jung

IPC分类号： C08L23/12 ,  C08L53/00

摘要： The present invention relates to a thermoplastic resin composition comprising a polyolefin-polystyrene multi-block copolymer structured to have polystyrene chains attached to both ends of polypropylene and polyolefin chains. The thermoplastic resin composition according to the present invention can exhibit a soft feeling and a high resilience while showing high fluidity.

公开(公告)号：EP4169981A1

公开(公告)日：2023-04-26

申请号：EP21850069.2

申请日：2021-07-30

申请人： Lg Chem, Ltd.

发明人： LEE, Hyun Mo ,  IM, Seul Ki ,  PARK, Ji Hyun ,  KIM, Yun Kon ,  YU, Seung Jung ,  SA, Seok Pil ,  LEE, Ki Soo ,  SHIN, Eun Ji

IPC分类号： C08L23/12 ,  C08L53/00

摘要： The present invention relates to a thermoplastic resin composition including: polypropylene; and a polyolefin-polystyrene-based multiblock copolymer having a structure in which polystyrene chains are attached to both ends of a polyolefin chain. A thermoplastic resin composition according to the present invention has excellent elongation and tensile strength, and exhibits high flow characteristics, and thus can exhibit excellent molding processability.

公开(公告)号：EP4050051A1

公开(公告)日：2022-08-31

申请号：EP21788648.0

申请日：2021-04-16

申请人： LG Chem, Ltd.

发明人： IM, Seul Ki ,  LEE, Hyun Mo ,  PARK, Ji Hyun ,  KIM, Yun Kon ,  YU, Seung Jung ,  SA, Seok Pil ,  LEE, Ki Soo ,  SHIN, Eun Ji

IPC分类号： C08F297/02 ,  C08F210/00 ,  C08F212/08 ,  C08F4/64 ,  C08F4/50

摘要： The present invention relates to a polyolefin-polystyrene-based multiblock copolymer having a structure in which a polystyrene chain is attached to both ends of a polyolefin chain, and a method for preparing same.