Patents by Inventor Bethany M. Neilson
Bethany M. Neilson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11891464Abstract: A compound of formula (1) as drawn in the description, wherein M is a Group 4 metal, one R is a silicon-containing organic solubilizing group, and the other R is a silicon-containing organic solubilizing group or a silicon-free organic solubilizing group. A method of synthesizing the compound (1). A solution of compound (1) in alkane solvent. A catalyst system comprising or made from compound (1) and an activator. A method of polymerizing an olefin monomer with the catalyst system.Type: GrantFiled: October 11, 2019Date of Patent: February 6, 2024Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Bethany M. Neilson, Roger L. Kuhlman, Ian M. Munro, John F. Szul
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Patent number: 11859031Abstract: A compound of formula (1) as drawn herein, wherein M is a Group 4 metal and each R independently is a silicon-free organic solubilizing group. A method of synthesizing the compound (1). A solution of compound (1) in alkane solvent. A catalyst system comprising or made from compound (1) and an activator. A method of polymerizing an olefin monomer with the catalyst system.Type: GrantFiled: October 11, 2019Date of Patent: January 2, 2024Assignee: Dow Global Technologies LLCInventors: Bethany M. Neilson, Roger L Kuhlman, Ian M. Munro, John F. Szul
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Publication number: 20230279165Abstract: A process to form a crosslinked composition comprising thermally treating a composition at a temperature ? 25° C., in the presence of moisture, and wherein the composition comprises the following components: a) an olefin/silane interpolymer, b) a cure catalyst selected from the following: i) a metal alkoxide, ii) a metal carboxylate, iii) a metal sulfonate, iv) an aryl sulfonic acid, v) a tris-aryl borane, vi) any combination of two or more from i)-v). Also, a composition comprising the following components a and b, as described above. A process to form an olefin/alkoxysilane interpolymer, and the corresponding composition, said process comprising thermally treating a composition comprising the following components: a) an olefin/silane interpolymer, b) an alcohol, and c) a Lewis acid.Type: ApplicationFiled: June 23, 2021Publication date: September 7, 2023Applicants: Dow Global Technologies LLC, Dow Silicones CorporationInventors: Jordan C. Reddel, Mark F. Sonnenschein, David S. Laitar, Andrew B. Shah, Bethany M. Neilson, Colin LiPi Shan, David D. Devore, Jozef J. I. Van Dun, Philip D. Hustad, Zhanjie Li, Zachary S. Kean, Ken Kawamoto
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Publication number: 20230272206Abstract: A process to form a crosslinked composition, the process comprising thermally treating a composition that comprises the following components: a) at least one olefin/silane interpolymer comprising at least one Si—H group, b) at least one peroxide, and c) optionally, at least one crosslinking coagent. A composition that comprises the following components: a) at least one olefin/silane interpolymer comprising at least one Si—H group, b) at least one peroxide, and c) optionally, at least one crosslinking coagent.Type: ApplicationFiled: June 23, 2021Publication date: August 31, 2023Applicant: Dow Global Technologies LLCInventors: Gaoxiang Wu, Yabin Sun, Shuqi Lai, Bethany M. Neilson, Colin Li Pi Shan, David S. Laitar, Jordan C. Reddel
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Publication number: 20230265222Abstract: An interpolymer, which comprises at least one siloxane group, and prepared by polymerizing a mixture comprising one or more “addition polymerizable monomers” and at least one siloxane monomer, in the presence of a catalyst system comprising a Group 3-10 metal complex, and the siloxane monomer is selected from the following Formula 1: Aa-Si(Bb)(Cc)(Hh0)—O—(Si(Dd)(Ee) (Hh1)—O)x—Si(Ff)(Gg)(Hh2), described herein. An ethylene/siloxane interpolymer comprising at least one chemical unit of Structure 1, or at least one chemical unit of Structure 2, each described herein. A process to form an interpolymer, which comprises, in polymerized form, at least one siloxane monomer, or at least one silane monomer without a siloxane linkage, said process comprising polymerizing a mixture comprising one or more “addition polymerizable monomers” and at least one monomer of Formula 4, described herein, in the presence of a catalyst system comprising a metal complex from Formula A or Formula B, each described herein.Type: ApplicationFiled: June 23, 2021Publication date: August 24, 2023Applicants: Dow Global Technologies LLC, Dow Silicones Corporation, Rohm and Haas CompanyInventors: Liam Spencer, Zachary S. Kean, David D. Devore, Jordan C. Reddel, Bethany M. Neilson, Matthew Olsen, Zhanjie Li, Phillip D. Hustad
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Publication number: 20230242693Abstract: A process to form a crosslinked composition, said process comprising thermally treating a composition that comprises the following components: a) an olefin/silane interpolymer, b) a cure catalyst, and c) a multi-vinyl compound. A composition comprising the following components: a) an olefin/silane interpolymer, b) a cure catalyst, and c) a multi-vinyl compound.Type: ApplicationFiled: June 23, 2021Publication date: August 3, 2023Applicant: Dow Global Technologies LLCInventors: Andrew B. Shah, Jordan C. Reddel, Zachary S. Kean, Bethany M. Neilson, Gerald F. Billovits, David D. Devore, Mark F. Sonnenschein, David S. Laitar
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Publication number: 20230203218Abstract: Embodiments of the present disclosure directed towards converting a non-metallocene precatalyst into a productivity enhanced non-metallocene catalyst. As an example, the present disclosure provides a method of making an productivity enhanced non-metallocene catalyst, the method comprising combining a first non-metallocene precatalyst, an effective amount of an activator, and an effective amount of a productivity-increasing organic compound under conditions effective for the activator and the productivity-increasing organic compound to chemically convert the first non-metallocene precatalyst into the productivity enhanced non-metallocene catalyst; wherein the productivity-increasing organic compound is of formula (A), as detailed herein.Type: ApplicationFiled: May 28, 2021Publication date: June 29, 2023Applicant: Dow Global Technologies LLCInventors: Rhett A. Baillie, Bethany M. Neilson, Roger L. Kuhlman, John F. Szul
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Publication number: 20230151127Abstract: A method of making an attenuated-light-off hybrid catalyst, the method comprising combining a faster-light-off catalyst with an effective amount of a kinetics modifier compound of formula (A1), (B1), or (C1): R5—C?C—R6 (A1), (R5)2C?C?C(R6)2 (B1), or (R5)(R7)C?C(R6)(R7) (C1) as defined herein under effective reaction conditions to give an attenuated hybrid catalyst that exhibits an attenuated light-off kinetics profile (relative to that of the faster-light-off catalyst); wherein the faster-light-off catalyst has been made by activating a hybrid precatalyst (i.e., an unactivated “coordination entity” or “ligand-metal complex”) of structural formula (I): (Cp) (L)k(X)x (I) as defined herein; and related methods, compositions and uses.Type: ApplicationFiled: May 26, 2021Publication date: May 18, 2023Inventors: Bethany M. Neilson, Roger L. Kuhlman, Rhett A. Baillie, John F. Szul
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Publication number: 20230151126Abstract: A method of making an attenuated-light-off post-metallocene catalyst (“attenuated post-metallocene catalyst” or “attenuated P-M catalyst”), the method comprising combining a faster-light-off catalyst with an effective amount of a kinetics modifier compound of formula (A1), (B1), or (C1): R5—C?C—R6 (A1), (R5)2C?C?C(R6)2 (B1), or (R5)(R7)C?C(R6)(R7) (C1) as defined herein under effective reaction conditions to give an attenuated post-metallocene catalyst that exhibits an attenuated light-off kinetics profile (relative to that of the faster-light-off catalyst); wherein the faster-light-off catalyst has been made by activating a post-metallocene precatalyst (i.e., an unactivated “coordination entity” or “ligand-metal complex”) of structural formula (I): (D)dM(T)t(Q)q(X)x (I) as defined herein; and related methods, compositions and uses.Type: ApplicationFiled: May 26, 2021Publication date: May 18, 2023Inventors: Bethany M. Neilson, Roger L. Kuhlman, Rhett A. Baillie, John F. Szul
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Publication number: 20230144520Abstract: A method of making an attenuated-light-off post-metallocene catalyst, the method comprising combining a faster-light-off catalyst with an effective amount of a kinetics modifier compound of formula (A1), (B1), or (C1): R5-C?C—R6 (A1), (R5)2C?C?C(R6)2 (B1), or (R5)(R7)C?C(R6)(R7) (C1) as defined herein under effective reaction conditions to give an attenuated post-metallocene catalyst that exhibits an attenuated light-off monomer uptake profile (relative to that of the faster-light-off catalyst); wherein the faster-light-off catalyst has been made by activating a post-metallocene precatalyst of structural formula (I) as defined herein; and related methods, compositions and uses.Type: ApplicationFiled: May 26, 2021Publication date: May 11, 2023Inventors: Bethany M. Neilson, Roger L. Kuhlman, Rhett A. Baillie, John F. Szul
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Publication number: 20230132152Abstract: A method of making an attenuated-light-off post-metallocene catalyst, the method comprising combining a faster-light-off catalyst with an effective amount of a kinetics modifier compound of formula (A1), (B1), or (C1): R5—C?C—R6 (A1), (R5)2C=C?C(R6)2 (B1), or (R5)(R7)C?C(R6)(R7)(C1) as defined herein under effective reaction conditions to give an attenuated post-metallocene catalyst that exhibits an attenuated light-off monomer uptake profile (relative to that of the faster-light-off catalyst); wherein the faster-light-off catalyst has been made by activating a post-metallocene precatalyst of structural formula (I) as defined herein; and related methods, compositions and uses.Type: ApplicationFiled: May 26, 2021Publication date: April 27, 2023Inventors: Rhett A. Baillie, Bethany M. Neilson, Roger L. Kuhlman, John F. Szul
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Publication number: 20220403061Abstract: Embodiments are directed towards the use of a supported biphenylphenol polymerization catalyst made from a biphenylphenol polymerization precatalyst of Formula I via a gas-phase or slurry-phase polymerization process under gas-phase or slurry-phase polymerization conditions to make a polymer.Type: ApplicationFiled: November 4, 2020Publication date: December 22, 2022Applicant: Dow Global Technologies LLCInventors: Angela I. Padilla-Acevedo, Andrew J. Young, Roger L. Kuhlman, Ruth Figueroa, Susan Brown, Matthew E. Belowich, David R. Neithamer, Jerzy Klosin, David M. Pearson, Mari S. Rosen, Bethany M. Neilson, Johnathan E. DeLorbe, Leslie E. O'Leary
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Publication number: 20220049032Abstract: A compound of formula (1) as drawn in the description, wherein M is a Group 4 metal, one R is a silicon-containing organic solubilizing group, and the other R is a silicon-containing organic solubilizing group or a silicon-free organic solubilizing group. A method of synthesizing the compound (1). A solution of compound (1) in alkane solvent. A catalyst system comprising or made from compound (1) and an activator. A method of polymerizing an olefin monomer with the catalyst system.Type: ApplicationFiled: October 11, 2019Publication date: February 17, 2022Inventors: Bethany M. Neilson, Roger L. Kuhlman, Ian M. Munro, John F. Szul
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Publication number: 20220010045Abstract: A compound of formula (1) as drawn herein, wherein M is a Group 4 metal and each R independently is a silicon-free organic solubilizing group. A method of synthesizing the compound (1). A solution of compound (1) in alkane solvent. A catalyst system comprising or made from compound (1) and an activator. A method of polymerizing an olefin monomer with the catalyst system.Type: ApplicationFiled: October 11, 2019Publication date: January 13, 2022Inventors: Bethany M. Neilson, Roger L. Kuhlman, Ian M. Munro, John F. Szul
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Publication number: 20210403615Abstract: A method of polymerizing an olefin monomer to make a polyolefin composition comprising a polyolefin polymer, the method comprising contacting a solution of an alkane-soluble non-metallocene precatalyst dissolved in an alkane solvent with an activator so as to make a trim catalyst comprising an alkane-soluble non-metallocene catalyst, feeding the trim catalyst, as a solution in an alkane solvent or supported on a support material as a dry powder or a slurry thereof in an alkane solvent, into a polymerization reactor, and polymerizing the olefin monomer with the trim catalyst in the polymerization reactor, thereby making the polyolefin composition.Type: ApplicationFiled: October 11, 2019Publication date: December 30, 2021Inventors: Roger L. Kuhlman, Bethany M. Neilson, John F. Szul, Ian M. Munro
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Patent number: 9983327Abstract: A magnetic nanoparticle suitable for imaging a geological structure having one or more magnetic metal or metal oxide nanoparticles with a polymer grafted to the surface to form a magnetic nanoparticle, wherein the magnetic nanoparticle displays a colloidal stability under harsh salinity conditions or in a standard API brine.Type: GrantFiled: October 25, 2013Date of Patent: May 29, 2018Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEMInventors: Keith P. Johnston, Christopher W. Bielawski, Hitesh G. Bagaria, Ki Youl Yoon, Bethany M. Neilson, Chun Huh, Steven L. Bryant, Edward Lee Foster, Zheng Xue, Lynn Michelle Foster
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Publication number: 20150268370Abstract: A magnetic nanoparticle suitable for imaging a geological structure having one or more magnetic metal or metal oxide nanoparticles with a polymer grafted to the surface to form a magnetic nanoparticle, wherein the magnetic nanoparticle displays a colloidal stability under harsh salinity conditions or in a standard API brine.Type: ApplicationFiled: October 25, 2013Publication date: September 24, 2015Inventors: Keith P. Johnston, Christopher W. Bielawski, Hitesh G. Bagaria, Ki Youl Yoon, Bethany M. Neilson, Chun Huh, Steven L. Bryant, Edward Lee Foster, Zheng Xue, Lynn Michelle Foster