公开(公告)号：US20170044278A1

公开(公告)日：2017-02-16

申请号：US15304459

申请日：2015-06-15

Applicant: LG CHEM, LTD

Inventor： Ye Jin LEE ,  Yi Young CHOI ,  Ki Soo LEE ,  Ki Heon SONG ,  Se Young KIM ,  Soon Ho SUN ,  Sun MI KIM ,  Young YOU

IPC: C08F10/14

Abstract: The present invention relates to polyolefin that has high molecular weight, wide molecular weight distribution and high long chain branch content, and thus, has excellent environmental crack resistance and processibility. The polyolefin of the present invention has excellent processibility and stability, and thus, may be preferably used as a food container, a bottle cap, and the like.

Abstract translation: 本发明涉及具有高分子量，宽分子量分布和高长支链含量的聚烯烃，因此具有优异的耐环境开裂性和加工性。 本发明的聚烯烃具有优异的加工性和稳定性，因此可优选用作食品容器，瓶盖等。

公开(公告)号：US20170233511A1

公开(公告)日：2017-08-17

申请号：US15501415

申请日：2016-04-15

Applicant: LG CHEM, LTD.

Inventor： Soon Ho SUN ,  Yi Young CHOI ,  Ki Soo LEE ,  Eun Kyoung SONG ,  Yu Taek SUNG ,  Ye Jin LEE ,  Chang Woan HAN ,  Sol CHO

IPC: C08F210/16

CPC classification number: C08F210/16 ,  C08F4/65908 ,  C08F4/65912 ,  C08F4/65916 ,  C08F4/6592 ,  C08F4/65925 ,  C08F4/65927 ,  C08L23/08 ,  C08F210/08 ,  C08F2500/01 ,  C08F2500/07 ,  C08F2500/12 ,  C08F4/65904

Abstract: The present invention relates to an ethylene/alpha-olefin copolymer having excellent processability. The ethylene/alpha-olefin copolymer according to the present invention has excellent processability and is therefore suitable for producing products by an injection molding method.

公开(公告)号：US20220403074A1

公开(公告)日：2022-12-22

申请号：US17773027

申请日：2021-09-29

Applicant: LG CHEM, LTD.

Inventor： Joongsoo KIM ,  Yeonsoo KIM ,  Changsub KIM ,  Bog Ki HONG ,  Ye Jin LEE ,  Jinmo KIM

IPC: C08F210/16 ,  C08F2/01 ,  C08F4/659

Abstract: The present disclosure relates to an ethylene/1-hexene copolymer having excellent flexibility and processability and useful for manufacturing high-pressure heating pipes, PE-RT pipes or large-diameter pipes.

公开(公告)号：US20190010256A1

公开(公告)日：2019-01-10

申请号：US15748798

申请日：2017-02-06

Applicant: LG CHEM, LTD.

Inventor： Ye Jin LEE ,  Yi Young CHOI ,  Ki Soo LEE ,  Se Young KIM ,  Sung Min LEE ,  Chang Woan HAN ,  Soon Ho SUN

IPC: C08F4/6592 ,  C08F10/02 ,  C08F4/659 ,  B01J31/22 ,  C08F4/02

Abstract: The present invention relates to a supported hybrid catalyst system for ethylene slurry polymerization and a method for preparing ethylene polymer therewith. The supported hybrid catalyst system according to the present invention may exhibit high activity during ethylene slurry polymerization, and enables preparation of an ethylene polymer having a narrow molecular weight distribution but excellent processability.