公开(公告)号：US20250136729A1

公开(公告)日：2025-05-01

申请号：US18836782

申请日：2023-03-30

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Seongyeon PARK ,  Dong Wook KIM ,  Ranwha PARK ,  Won Jong LEE ,  Kyungwoo KIM ,  Taeho JEONG

IPC: C08F210/02 ,  C07F7/08

Abstract: Provided are a transition metal compound for a catalyst for olefin polymerization where a cyclopentadienyl group and a silane substituent are introduced and the cyclopentadienyl group is connected by a bridge, a catalyst for olefin polymerization including the same, and a polyolefin polymerized using the same. Since the transition metal compound for a catalyst for olefin polymerization and the catalyst for olefin polymerization including the same according to an exemplary embodiment of the present invention have a unique stereostructure structure, the physical properties of the polymer may be adjusted, and in particular, a polyolefin-based resin having excellent processability may be prepared.

公开(公告)号：US20230312773A1

公开(公告)日：2023-10-05

申请号：US18042121

申请日：2021-08-04

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Hye Ran PARK ,  Ranwha PARK ,  Sung Dong KIM ,  Junho SEO ,  Munhee LEE ,  Won Jong LEE ,  Ui Gap JOUNG ,  Taeho JEONG ,  Ji Min HAN

IPC: C08F4/659 ,  C08F210/02

CPC classification number: C08F4/65912 ,  C08F4/65916 ,  C08F210/02

Abstract: A catalyst containing mixed transition metal compounds is disclosed. The catalyst is capable of producing various polyolefins having excellent processability and mechanical properties. A polyolefin prepared using the catalyst and processes for preparing the polyolefin are disclosed. In the preparation process, it is possible to conveniently prepare a catalyst for olefin polymerization including mixed transition metal compounds by readily adjusting the ratio of the transition metal compounds.

公开(公告)号：US20240010760A1

公开(公告)日：2024-01-11

申请号：US18038482

申请日：2021-11-15

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Won Jong LEE ,  Taeho JEONG ,  Ji Min HAN ,  Wook JEONG ,  Ranwha PARK ,  Seongyeon PARK

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

CPC classification number: C08F4/65927 ,  C08F4/65916 ,  C08F4/025 ,  C08F4/65912

Abstract: A transition metal compound and an olefin polymerization catalyst containing the transition metal compound are disclosed. A method for preparing the transitional metal and a method for preparing the catalyst are disclosed. The transition metal compound has a carbon-bridged cyclopentadienyl-fluorenyl skeleton bearing a substituted bisphenyl group. The olefin polymerization catalyst contains the transition metal compound and a cocatalyst compound.

公开(公告)号：US20230192911A1

公开(公告)日：2023-06-22

申请号：US17999086

申请日：2021-05-14

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Ranwha PARK ,  Seongyeon PARK ,  Won Jong LEE ,  Taeho JEONG ,  Ji Min HAN

IPC: C08F4/6592 ,  C08F4/659

CPC classification number: C08F4/65925 ,  C08F4/65912 ,  C08F4/65904

Abstract: The present invention relates to a hybrid catalyst composition comprising different transition metal compounds, to a catalyst for olefin polymerization comprising the same, and to processes for preparing the same. Specifically, the present invention relates to a hybrid catalyst composition comprising two or more types of transition metal compounds having a non-bridged biscyclopentadienyl group with different central metals, to a catalyst for olefin polymerization comprising the same, and processes for preparing the hybrid catalyst composition and the catalyst.

公开(公告)号：US20230118712A1

公开(公告)日：2023-04-20

申请号：US17906476

申请日：2021-03-05

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Ranwha PARK ,  Seongyeon PARK ,  Won Jong LEE ,  Wook JEONG ,  Taeho JEONG

IPC: C07F17/00 ,  C08F4/6592

Abstract: The present invention relates to a process for preparing a transition metal compound. Specifically, the present invention relates to a process for preparing a transition metal compound having a non-bridged, asymmetric biscyclopentadienyl group that can be used in the preparation of a catalyst for olefin polymerization. The process for preparing a transition metal compound according to an embodiment of the present invention is capable of conveniently preparing a transition metal compound having a non-bridged, asymmetric biscyclopentadienyl group.

公开(公告)号：US20230139681A1

公开(公告)日：2023-05-04

申请号：US17904961

申请日：2021-02-19

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Ranwha PARK ,  Seongyeon PARK ,  Won Jong LEE ,  Wook JEONG ,  Taeho JEONG

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

Abstract: The present invention relates to a hybrid catalytic composition comprising different transition metal compounds, to a catalyst for olefin polymerization comprising the same, and to processes for preparing the same. Specifically, the present invention relates to a hybrid catalytic composition comprising different transition metal compounds capable of producing various polyolefins having excellent processability and mechanical properties, to a catalyst for olefin polymerization comprising the same, and processes for preparing the hybrid catalytic composition and the catalyst by adjusting the ratio of the transition metal compounds.

公开(公告)号：US20220275115A1

公开(公告)日：2022-09-01

申请号：US17627826

申请日：2020-07-17

Applicant: HANWHA SOLUTIONS CORPORATION

Inventor： Seongyeon PARK ,  Ranwha PARK ,  Won Jong LEE ,  Hyunseung LEE ,  Wook JEONG ,  Taeho JEONG

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

Abstract: The present invention relates to a transition metal compound for a catalyst for olefin polymerization and to a catalyst for olefin polymerization comprising the same. Specifically, the present invention relates to a transition metal compound for a catalyst for olefin polymerization in which an allyltrimethylsilane substituent is introduced into the carbon-bridged cyclopentadienyl fluorenyl backbone and to a catalyst for olefin polymerization comprising the same.