公开(公告)号：US20180154344A1

公开(公告)日：2018-06-07

申请号：US15557920

申请日：2016-03-10

Applicant: Dow Global Technologies LLC

Inventor： Jerzy Klosin ,  Kara A. Milbrandt ,  Scott D. Boelter ,  David R. Wilson ,  Mari S. Rosen ,  Dean M. Welsh ,  Peter M. Margl ,  Kyoung Moo Koh ,  David M. Pearson ,  Rafael Huacuja

IPC: B01J31/24 ,  C07C2/36 ,  C07F9/6568 ,  C07F11/00 ,  C07F9/6571

CPC classification number: B01J31/2433 ,  B01J31/143 ,  B01J31/188 ,  B01J31/2208 ,  B01J31/2438 ,  B01J31/2457 ,  B01J31/2476 ,  B01J31/2495 ,  B01J2231/20 ,  B01J2531/62 ,  B01J2540/10 ,  B01J2540/22 ,  B01J2540/225 ,  B01J2540/30 ,  B01J2540/34 ,  B01J2540/444 ,  C07C2/36 ,  C07C2531/14 ,  C07C2531/18 ,  C07C2531/24 ,  C07F9/6568 ,  C07F9/65683 ,  C07F9/65685 ,  C07F9/6571 ,  C07F9/657154 ,  C07F9/65842 ,  C07F9/65844 ,  C07F9/65846 ,  C07F9/65848 ,  C07F11/005 ,  C07F17/02 ,  C07C11/02 ,  C07C11/107

Abstract: The invention relates to oligomerization of olefins, such as ethylene, to higher olefins, such as a mixture of 1-hexene and 1-octene, using a catalyst system that comprises a) a source of chromium b) one or more activators and c) a phosphacycle-containing ligating compound. Additionally, the invention relates to a phosphacycle-containing ligating compound and a process for making said compound.

公开(公告)号：US11896965B2

公开(公告)日：2024-02-13

申请号：US17966176

申请日：2022-10-14

Applicant: Dow Global Technologies LLC

Inventor： Jerzy Klosin ,  Kara A. Milbrandt ,  Scott D. Boelter ,  David R. Wilson ,  Mari S. Rosen ,  Dean M. Welsh ,  Peter M. Margl ,  Kyoung Moo Koh ,  David M. Pearson ,  Rafael Huacuja

IPC: B01J31/24 ,  B01J31/14 ,  B01J31/18 ,  C07C2/36 ,  C07F9/6568 ,  C07F9/6584 ,  C07F11/00 ,  C07F17/02 ,  C07F9/6571 ,  B01J31/22

CPC classification number: B01J31/2433 ,  B01J31/143 ,  B01J31/188 ,  B01J31/2208 ,  B01J31/2438 ,  B01J31/2457 ,  B01J31/2476 ,  B01J31/2495 ,  C07C2/36 ,  C07F9/6568 ,  C07F9/6571 ,  C07F9/65683 ,  C07F9/65685 ,  C07F9/65842 ,  C07F9/65844 ,  C07F9/65846 ,  C07F9/65848 ,  C07F9/657154 ,  C07F11/005 ,  C07F17/02 ,  B01J2231/20 ,  B01J2531/62 ,  B01J2540/10 ,  B01J2540/22 ,  B01J2540/225 ,  B01J2540/30 ,  B01J2540/34 ,  B01J2540/444 ,  C07C2531/14 ,  C07C2531/18 ,  C07C2531/24 ,  C07C2/36 ,  C07C11/02 ,  C07C2/36 ,  C07C11/107

Abstract: The invention relates to oligomerization of olefins, such as ethylene, to higher olefins, such as a mixture of 1-hexene and 1-octene, using a catalyst system that comprises a) a source of chromium b) one or more activators and c) a phosphacycle-containing ligating compound. Additionally, the invention relates to a phosphacycle-containing ligating compound and a process for making said compound.

公开(公告)号：US20240010771A1

公开(公告)日：2024-01-11

申请号：US18005759

申请日：2021-02-05

Applicant: Dow Global Technologies LLC

Inventor： Philip P. Fontaine ,  David M. Pearson ,  Hien Q. Do ,  Johnathan E. Delorbe ,  Rafael Huacuja ,  Rhett A. Baillie ,  Rongjuan Cong

IPC: C08F210/16

CPC classification number: C08F210/16

Abstract: Processes of polymerizing olefin monomers. The process includes reacting ethylene and optionally one or more olefin monomers in the presence of a catalyst system, wherein the catalyst system comprises: modified-hydrocarbyl methylaluminoxane having less than 50 mole percent AlRA1RB1RC1 based on the total moles of aluminum, where RA1, RB1, and RC1 are independently is linear (C1-C40)alkyl, branched (C1-C40)alkyl, or (C6-C40)aryl; and one or more metal-ligand complexes according to formula (I).

公开(公告)号：US20230287159A1

公开(公告)日：2023-09-14

申请号：US17999783

申请日：2021-05-28

Applicant: Dow Global Technologies LLC

Inventor： Rhett A. Baillie ,  Hien Q. Do ,  David M. Pearson ,  Johnathan E. DeLorbe ,  Andrew M. Camelio ,  Philip P. Fontaine

IPC: C08F210/16 ,  C08F4/659

CPC classification number: C08F210/16 ,  C08F4/65912 ,  C08F4/65916

Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (Ia):

公开(公告)号：US20230272133A1

公开(公告)日：2023-08-31

申请号：US18005803

申请日：2021-02-05

Applicant: Dow Global Technologies LLC

Inventor： David M. Pearson ,  Dharati Joshi Koenigs ,  Philip P. Fontaine

IPC: C08F210/16 ,  C08F2/04 ,  C08F4/659

CPC classification number: C08F210/16 ,  C08F2/04 ,  C08F4/65912

Abstract: Processes of polymerizing olefin monomers. The process includes reacting ethylene and optionally one or more olefin monomers in the presence of a catalyst system, wherein the catalyst system comprises: hydrocarbyl-modified methylaluminoxane having less than 25 mole percent trihydrocarbyl aluminum compounds AlRA1RB1RC1 based on the total moles of aluminum, where RA1, RB1, and RC1 are independently linear (C1-C40)alkyl, branched (C1-C40)alkyl, or (C6-C40)aryl; and one or more procatalysts comprising a metal-ligand complex according to formula (I): (Formula (I)).

公开(公告)号：US20230250202A1

公开(公告)日：2023-08-10

申请号：US18000033

申请日：2021-05-28

Applicant: Dow Global Technologies LLC

Inventor： Rhett A. Baillie ,  Johnathan E. Delorbe ,  Andrew M. Camelio ,  Hien Q. Do ,  Philip P. Fontaine ,  David M. Pearson ,  Mari S. Rosen ,  Brad C. Bailey

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

CPC classification number: C08F10/02 ,  C08F4/02 ,  C08F4/65912 ,  C08F4/65916

Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I):

公开(公告)号：US20230203216A1

公开(公告)日：2023-06-29

申请号：US17999781

申请日：2021-05-28

Applicant: Dow Global Technologies LLC

Inventor： Rhett A. Baillie ,  David M. Pearson ,  Hien Q. Do ,  Johnathan E. DeLorbe ,  Philip P. Fontaine ,  Mari S. Rosen ,  Andrew M. Camelio

IPC: C08F210/02 ,  C08F4/659 ,  C07F7/10

CPC classification number: C08F210/02 ,  C08F4/65912 ,  C08F4/65916 ,  C07F7/10

Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I): [Formula I].

公开(公告)号：US20220306772A1

公开(公告)日：2022-09-29

申请号：US17630802

申请日：2020-07-30

Applicant: Dow Global Technologies LLC

Inventor： Linfeng Chen ,  David M. Pearson

IPC: C08F4/6192 ,  C08F4/619 ,  C08F10/02

Abstract: Processes of polymerizing olefin monomers and catalyst systems. The catalyst systems include a non-hydrogen-generating post-metallocene procatalyst; a co-catalyst; and a hydrogenation procatalyst having the formula Cp2TiXnTiCp2 or Cp2TiXn, in which each Cp is cyclopentadienyl substituted with at least one (C1-C10)alkyl; each X is independently monoanionic or neutral, wherein each X is independently (C1-C40)hydrocarbon, (C1-C40)heterohydrocarbon, (C1-C40)hydrocarbyl, (C1-C40)heterohydrocarbyl, or a halogen atom; and n is 1 or 2.

公开(公告)号：US20220162352A1

公开(公告)日：2022-05-26

申请号：US17599095

申请日：2020-03-24

Applicant: Dow Global Technologies LLC

Inventor： Todd D. Senecal ,  Sukrit Mukhopadhyay ,  Richard J. Keaton ,  Jerzy Klosin ,  Rafael Huacuja ,  David M. Pearson ,  William H.H. Woodward

IPC: C08F4/64 ,  C08F4/659

Abstract: Embodiments include activators having a structure according to formula (I).

公开(公告)号：US11155658B2

公开(公告)日：2021-10-26

申请号：US16318568

申请日：2017-07-25

Applicant: Dow Global Technologies LLC

Inventor： Edmund M. Carnahan ,  Philip P. Fontaine ,  Carl N. Iverson ,  Jeffrey C. Munro ,  David M. Pearson ,  Kim Walton

IPC: C08F210/16 ,  C08L23/08 ,  C08L23/16 ,  C08F4/64 ,  C08F4/659 ,  C08F4/6592 ,  C08L23/12 ,  C08F210/14 ,  C08F2/01

Abstract: Embodiments of the present disclosure are directed to multimodal elastomers produced by olefin polymerization with a mixed catalyst system, specifically, a constrained geometry catalyst and a biphenyl phenol catalyst. The multimodal elastomers may be incorporated as impact modifiers in thermoplastic olefins.