公开(公告)号：US20180223013A1

公开(公告)日：2018-08-09

申请号：US15749249

申请日：2017-02-13

Applicant: LG CHEM, LTD.

Inventor： Jin Hyun PARK ,  Ji Ho CHOI ,  Kyung Seop NOH ,  Sang Jin JEON ,  Sang Eun AN ,  Ra Yun CHOI ,  In Sun LEE

IPC: C08F10/06 ,  C08F10/02 ,  C08F4/6592 ,  C08F4/659

CPC classification number: C08F10/06 ,  C08F4/65912 ,  C08F4/65927 ,  C08F10/02 ,  C08F110/06 ,  C08F2500/01 ,  C08F2500/03 ,  C08F2500/12 ,  C08F4/65904

Abstract: The present invention relates to a polypropylene having excellent stiffness and achieving energy reduction during foaming.

公开(公告)号：US20190135962A1

公开(公告)日：2019-05-09

申请号：US16241498

申请日：2019-01-07

Applicant: LG CHEM, LTD.

Inventor： Kyung Seop NOH ,  Ji Ho CHOI ,  Churl Young PARK ,  Ki Soo LEE ,  Sang Jin JEON ,  Hee Kwang PARK ,  Won-Sang LEE ,  Ah Young SEO

IPC: C08F210/16 ,  C08J5/18 ,  C09J123/16

Abstract: The polypropylene copolymer according to the present invention has a low melting point and also is excellent in the low temperature heat sealing effect, transparency and strength, and the film prepared therefrom can be effectively used as a sealing layer of the non-stretched polypropylene-based film.

公开(公告)号：US20160333125A1

公开(公告)日：2016-11-17

申请号：US15111631

申请日：2015-12-04

Applicant: LG CHEM, LTD.

Inventor： Kyung Seop NOH ,  Ji Ho CHOI ,  Churl Young PARK ,  Ki Soo LEE ,  Sang Jin JEON ,  Hee Kwang PARK ,  Won-Sang LEE ,  Ah Young SEO

IPC: C08F210/16 ,  C09J123/16 ,  C08J5/18

CPC classification number: C08F210/16 ,  C08F4/65912 ,  C08F4/65916 ,  C08F2420/00 ,  C08F2500/02 ,  C08F2500/11 ,  C08F2500/12 ,  C08J5/18 ,  C08J2323/16 ,  C08L23/14 ,  C09J123/16 ,  C09J2205/114 ,  C08F110/06 ,  C08F4/65927 ,  C08L23/16 ,  C08F2500/15 ,  C08F2500/26 ,  C08F210/06 ,  C08F210/08

Abstract: The polypropylene copolymer according to the present invention has a low melting point and also is excellent in the low temperature heat sealing effect, transparency and strength, and the film prepared therefrom can be effectively used as a sealing layer of the non-stretched polypropylene-based film.

Abstract translation: 根据本发明的聚丙烯共聚物具有低熔点，并且也具有优异的低温热封效果，透明性和强度，并且由此制备的膜可以有效地用作非拉伸聚丙烯基的密封层 电影。

公开(公告)号：US20160251460A1

公开(公告)日：2016-09-01

申请号：US15023585

申请日：2014-09-30

Applicant: LG CHEM, LTD.

Inventor： Kyung Seop NOH ,  Churl Young PARK ,  Won Hee KIM ,  Sang Jin JEON ,  Ra Yun CHOI ,  Byung Seok KIM ,  Ji Ho CHOI

IPC: C08F210/06

CPC classification number: C08F210/06 ,  C08F4/65912 ,  C08F4/65916 ,  C08F4/6592 ,  C08F210/04 ,  C08F210/08 ,  C08F4/65927 ,  C08F2500/12 ,  C08F2500/15

Abstract: The present invention relates to a preparation method of a propylene-1-butene copolymer and a propylene-1-butene copolymer obtained therefrom. More specifically, it relates to a method of preparing a propylene-1-butene copolymer by using a catalyst that includes a novel metallocene compound having excellent copolymerization activity, and a propylene-1-butene copolymer obtained by the method.According to the present invention, since the copolymer is prepared by copolymerizing propylene and 1-butene by using a novel metallocene compound having an excellent copolymerization activity and hydrogen reactivity, the properties of the copolymer can be easily controlled and the propylene-1-butene copolymer having excellent mechanical properties can be obtained.

Abstract translation: 本发明涉及丙烯-1-丁烯共聚物的制备方法和由其得到的丙烯-1-丁烯共聚物。 更具体地说，本发明涉及通过使用包含具有优异共聚活性的新型茂金属化合物的催化剂和通过该方法得到的丙烯-1-丁烯共聚物来制备丙烯-1-丁烯共聚物的方法。 根据本发明，由于通过使用具有优异的共聚活性和氢反应性的新型茂金属化合物使丙烯和1-丁烯共聚来制备共聚物，因此可以容易地控制共聚物的性能，丙烯-1-丁烯共聚物 可获得良好的机械性能。

公开(公告)号：US20160340451A1

公开(公告)日：2016-11-24

申请号：US14910977

申请日：2015-10-08

Applicant: LG CHEM, LTD

Inventor： Hee Kwang PARK ,  Hye Kyung LEE ,  Byubg Seok KIM ,  Jae Youp CHEONG ,  Kyung Seop NOH ,  Ra Yun CHOI ,  Sang Hoon LEE ,  Sang Jin JEON

IPC: C08F10/06 ,  C07F17/00

CPC classification number: C08F10/06 ,  C07F17/00 ,  C08F4/6592 ,  C08F4/65927 ,  C08F10/00

Abstract: The present invention relates to a metallocene compound having novel structure which can provide various selectivity and activity to polyolefin copolymers, a preparation method thereof, and a preparation method of polyolefin using the metallocene compound.

Abstract translation: 本发明涉及具有新颖结构的茂金属化合物，其可以为聚烯烃共聚物提供各种选择性和活性，其制备方法和使用茂金属化合物的聚烯烃的制备方法。

公开(公告)号：US20160257703A1

公开(公告)日：2016-09-08

申请号：US14910929

申请日：2015-10-08

Applicant: LG CHEM, LTD.

Inventor： Hee Kwang PARK ,  Byung Seok KIM ,  Hye Kyung LEE ,  Jae Youp CHEONG ,  Kyung Seop NOH ,  Sang Eun AN ,  In Sun LEE ,  Sang Jin JEON

IPC: C07F7/08 ,  C08F110/06

CPC classification number: C07F7/0803 ,  C08F4/65912 ,  C08F4/65916 ,  C08F4/65927 ,  C08F110/06 ,  C08F210/06 ,  C08F210/16 ,  C08F2500/15 ,  C08F2500/12 ,  C08F2500/03 ,  C08F2500/16

Abstract: The present invention relates to a metallocene compound having novel structure which can provide various selectivity and activity to polyolefin copolymers, a preparation method thereof, and a preparation method of polyolefin using the metallocene compound.

公开(公告)号：US20180105616A1

公开(公告)日：2018-04-19

申请号：US15557328

申请日：2016-06-28

Applicant: LG CHEM LTD

Inventor： Byung Seok KIM ,  Hee Kwang PARK ,  Kyung Seop NOH ,  Sang Eun AN ,  In Sun LEE ,  Hye Kyung LEE ,  Sang Jin JEON ,  Ra Yun CHOI

IPC: C08F10/06

CPC classification number: C08F10/06 ,  C07F5/02 ,  C07F5/06 ,  C07F7/00 ,  C07F7/02 ,  C07F7/0803 ,  C07F17/00 ,  C08F4/65912 ,  C08F4/65916 ,  C08F4/65927

Abstract: The present invention provides a transition metal compound, a catalyst composition comprising the same, and a method for producing an olefin polymer using the catalyst composition, the transition metal compound being capable of exhibiting high activity in olefin polymerization reaction, and also being capable of easily controlling the physical properties of an olefin polymer. When the transition metal compound is used, it is possible to provide an olefin polymer having an excellent energy-saving effect at the time of processing or molding.