公开(公告)号：US11746168B2

公开(公告)日：2023-09-05

申请号：US17541434

申请日：2021-12-03

Applicant: LG Chem, Ltd.

Inventor： Oh Joo Kwon ,  Sol Cho ,  Seung Ki Park ,  Ki Soo Lee ,  Heon Yong Kwon ,  Dae Sik Hong ,  Sung Hyun Park ,  Sung Ho Park ,  Jin Young Lee

IPC: C08F4/6592 ,  C08F210/16 ,  C08L23/08 ,  C08F4/659 ,  C08F210/14 ,  C08J5/18

CPC classification number: C08F210/16 ,  C08F4/65904 ,  C08F4/65916 ,  C08F4/65925 ,  C08F4/65927 ,  C08F210/14 ,  C08J5/18 ,  C08L23/0815 ,  C08F4/65912 ,  C08F2500/03 ,  C08F2500/08 ,  C08F2500/09 ,  C08F2500/11 ,  C08F2500/12 ,  C08F2500/18 ,  C08F2500/26 ,  C08J2323/08 ,  C08F210/16 ,  C08F4/65904 ,  C08F210/16 ,  C08F4/65925 ,  C08F210/16 ,  C08F4/65927 ,  C08F210/16 ,  C08F210/14 ,  C08F2500/03 ,  C08F2500/08 ,  C08F2500/09 ,  C08F2500/11 ,  C08F2500/12 ,  C08F2500/18 ,  C08F2500/26

Abstract: The present disclosure provides an olefin polymer having excellent film processability and physical properties, and a preparation method of the same.

公开(公告)号：US20200010589A1

公开(公告)日：2020-01-09

申请号：US16090763

申请日：2018-01-25

Applicant: LG Chem, Ltd.

Inventor： Jin Young Lee ,  Sung Ho Park ,  Heon Yong Kwon ,  Hyun Jee Kwon ,  Sol Cho ,  Oh Joo Kwon ,  Ki Soo Lee ,  Dae Sik Hong

IPC: C08F210/16

Abstract: The present disclosure provides a supported hybrid catalyst which facilitates the preparation of polyolefins having improved bubble stability and exhibiting excellent processability for a blown film while maintaining high transparent haze and improved melt strength, and a method for preparing the same.

公开(公告)号：US20190284317A1

公开(公告)日：2019-09-19

申请号：US16318259

申请日：2017-07-28

Applicant: LG Chem, Ltd.

Inventor： Oh Joo Kwon ,  Sol Cho ,  Seung Ki Park ,  Ki Soo Lee ,  Heon Yong Kwon ,  Dae Sik Hong ,  Sung Hyun Park ,  Sung Ho Park ,  Jin Young Lee

IPC: C08F210/16 ,  C08F4/659 ,  C08F4/6592 ,  C08F210/14

Abstract: The present disclosure provides an olefin polymer having excellent film processability and physical properties, and a preparation method of the same.

公开(公告)号：US20190225721A1

公开(公告)日：2019-07-25

申请号：US16313640

申请日：2017-11-07

Applicant: LG Chem, Ltd.

Inventor： Sol Cho ,  Ki Soo Lee ,  Heon Yong Kwon ,  Sung Hyun Park ,  Myung Han Lee ,  Oh Joo Kwon ,  Seung Mi Lee ,  Eun Ji Shin ,  Hyun Jee Kwon ,  Sung Ho Park ,  Seul Ki Im ,  Jin Young Lee

IPC: C08F210/16 ,  C08J5/18

Abstract: The present invention provides an olefin polymer in which LCB (long chain branch) is introduced into mLLDPE (metallocene linear low-density polyethylene) to control the storage modulus, whereby the olefin polymer has excellent bubble stability and processing load characteristics and exhibits excellent processability during preparation of a film, and further has excellent mechanical properties and transparency.

公开(公告)号：US20220089797A1

公开(公告)日：2022-03-24

申请号：US17541434

申请日：2021-12-03

Applicant: LG Chem, Ltd.

Inventor： Oh Joo Kwon ,  Sol Cho ,  Seung Ki Park ,  Ki Soo Lee ,  Heon Yong Kwon ,  Dae Sik Hong ,  Sung Hyun Park ,  Sung Ho Park ,  Jin Young Lee

IPC: C08F210/16 ,  C08F4/659 ,  C08F4/6592 ,  C08F210/14 ,  C08J5/18 ,  C08L23/08

Abstract: The present disclosure provides an olefin polymer having excellent film processability and physical properties, and a preparation method of the same.

公开(公告)号：US10669356B2

公开(公告)日：2020-06-02

申请号：US15742001

申请日：2017-01-26

Applicant: LG CHEM, LTD.

Inventor： Hyun Jee Kwon ,  Heon Yong Kwon ,  Dae Sik Hong ,  Dae Hwan Kim ,  Sung Min Lee ,  Eun Young Shin ,  Sung Ho Park ,  Young Suk You ,  Jin Young Lee

IPC: C08F4/653 ,  C08F4/6592 ,  C08F210/16 ,  C08L23/08 ,  C08F110/02 ,  C08F4/52 ,  C08F10/02 ,  C08F10/06 ,  C08F10/08 ,  C08F10/14 ,  C08F12/08 ,  C08F12/36 ,  C08F36/04 ,  C08F36/06 ,  C08F4/659

Abstract: The present invention relates to a supported hybrid catalyst and a method for preparing olefin polymer using the same. Using the supported hybrid catalyst, olefin polymer that maintains excellent mechanical strength of olefin polymer polymerized with the existing metallocene catalyst, but exhibits remarkably improved processibility compared to the existing olefin polymer, can be provided.

公开(公告)号：US11091571B2

公开(公告)日：2021-08-17

申请号：US16084066

申请日：2017-08-18

Applicant: LG Chem, Ltd.

Inventor： Sung Ho Park ,  Heon Yong Kwon ,  Hyun Jee Kwon ,  Jin Young Lee ,  Ki Soo Lee ,  Dae Sik Hong ,  Sol Cho ,  Oh Joo Kwon

IPC: C08F210/16 ,  C07F17/00

Abstract: The present invention provides a hybrid supported catalyst capable of easily preparing an olefin polymer capable of having improved melt strength even while having appropriate molecular weight distribution, and thus having improved bubble stability and exhibiting excellent blown film processability, and a method for preparing an olefin polymer using the same.

公开(公告)号：US10717793B2

公开(公告)日：2020-07-21

申请号：US16313640

申请日：2017-11-07

Applicant: LG Chem, Ltd.

Inventor： Sol Cho ,  Ki Soo Lee ,  Heon Yong Kwon ,  Sung Hyun Park ,  Myung Han Lee ,  Oh Joo Kwon ,  Seung Mi Lee ,  Eun Ji Shin ,  Hyun Jee Kwon ,  Sung Ho Park ,  Seul Ki Im ,  Jin Young Lee

IPC: C08L23/08 ,  C08F210/16 ,  C08F4/653 ,  C08J5/18 ,  C08F4/6592 ,  C08F4/659 ,  B29C48/10 ,  B29C48/00 ,  B29K23/00 ,  B29K105/00

Abstract: The present invention provides an olefin polymer in which LCB (long chain branch) is introduced into mLLDPE (metallocene linear low-density polyethylene) to control the storage modulus, whereby the olefin polymer has excellent bubble stability and processing load characteristics and exhibits excellent processability during preparation of a film, and further has excellent mechanical properties and transparency.

公开(公告)号：US10570221B2

公开(公告)日：2020-02-25

申请号：US15764758

申请日：2016-12-22

Applicant: LG Chem, Ltd.

Inventor： Young Suk You ,  Sung Ho Park ,  Ki Soo Lee ,  Heon Yong Kwon ,  Dae Sik Hong ,  Eun Young Shin ,  Hyun Jee Kwon ,  Jin Young Lee

IPC: C08F4/6592 ,  C08F110/02 ,  C08F10/00 ,  B01J31/22 ,  C08F2/34 ,  C08F10/02 ,  C08F10/04 ,  C08F10/14 ,  C08F210/16 ,  C08F4/10 ,  C08F4/12

Abstract: The present invention provides a metallocene supported catalyst that can prepare a polyolefin having excellent transparency even when processed into a film, as well as excellent processibility and mechanical properties, with high catalytic activity, and a method for preparing a polyolefin using the same.

公开(公告)号：US20180282442A1

公开(公告)日：2018-10-04

申请号：US15764758

申请日：2016-12-22

Applicant: LG Chem, Ltd.

Inventor： Young Suk You ,  Sung Ho Park ,  Ki Soo Lee ,  Heon Yong Kwon ,  Dae Sik Hong ,  Eun Young Shin ,  Hyun Jee Kwon ,  Jin Young Lee

IPC: C08F4/6592 ,  C08F2/34 ,  B01J31/22 ,  C08F10/02 ,  C08F10/04 ,  C08F10/14 ,  C08F210/16

Abstract: The present invention provides a metallocene supported catalyst that can prepare a polyolefin having excellent transparency even when processed into a film, as well as excellent processibility and mechanical properties, with high catalytic activity, and a method for preparing a polyolefin using the same.