Transition Metal Compound Has At Least One Atom Of P, S, N Or O Therein Patents (Class 526/172)
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Publication number: 20140121343Abstract: An imine phenol compound having Structure I: wherein O and N represent oxygen and nitrogen respectively; R comprises a halogen, a hydrocarbyl group, or a substituted hydrocarbyl group; R2 and R3 can each independently be hydrogen, a halogen, a hydrocarbyl group, or a substituted hydrocarbyl group; and Q is a donor group. A method comprising contacting a catalyst composition with a monomer under conditions suitable for the formation of a polymer wherein the catalyst composition comprises a metal salt complex of an imine (bis)phenolate compound, a solid oxide, and an optional metal alkyl and wherein the metal salt complex of an imine (bis)phenolate compound has Structure XIV where M is titanium, zirconium, or hafnium; OEt2 is ethoxide, R comprises a halogen, a hydrocarbyl group, or a substituted hydrocarbyl group; and R2 comprises hydrogen, a halogen, a hydrocarbyl group, or a substituted hydrocarbyl group.Type: ApplicationFiled: October 25, 2012Publication date: May 1, 2014Applicant: CHEVRON PHILLIPS CHEMICAL COMPANY LPInventor: Mark L. Hlavinka
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Patent number: 8710163Abstract: Pyridyldiamido transition metal complexes are disclosed for use in alkene polymerization.Type: GrantFiled: August 11, 2011Date of Patent: April 29, 2014Assignee: ExxonMobil Chemical Patents Inc.Inventors: John R. Hagadorn, Matthew S. Bedoya
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Patent number: 8697821Abstract: The pressure sensitive adhesive is a copolymer of ethylene and propylene that has a maximum load between 6.4 N and 11.2 N in a lap joint shear strength test. The copolymer is prepared by mixing ethylene and propylene in the presence of a diimine nickel catalyst and polymethylaluminoxane (MAO) co-catalyst. The molar ratio of the ethylene to propylene feed is between 60:40 and 40:60. The polymerization is carried out at 30° C. and 1.3 bar. The polypropylene molar percentage in the resulting copolymer is between 42% and 88%, and the weight average molecular weight is between 24,917 and 33, 314 Da. The copolymer is an amorphous polymer having a glass transition temperature (Tg) between ?63° C. and ?66° C.Type: GrantFiled: June 10, 2013Date of Patent: April 15, 2014Assignee: King Fahd University of Petroleum and MineralsInventors: Mamdouh Ahmad Al-Harthi, Omer Yahya Bakather, Sadhan Kumar De
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Publication number: 20140100325Abstract: A process for continuously making a terpolymer or a tetrapolymer utilizing ethylene, an alpha olefin, and at least one polyene. This process allows for the creation of products with high polyene contents and broad molecular weight distributions while utilizing a continuous flow reactor and a known catalyst. The process allows for these products to be made without gelling, or fouling of the reactor.Type: ApplicationFiled: October 8, 2013Publication date: April 10, 2014Applicant: Lion Copolymer, LLCInventors: Willie Charles Burton, Solomon H. K. Tang, Garrett Doucet
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Publication number: 20140100343Abstract: Ethylene copolymers having a relatively high melt flow ratio and a multimodal profile in a temperature rising elution fractionation (TREF) plot are disclosed. The copolymers can be made into film having good dart impact values and good stiffness properties under decreased extruder pressures.Type: ApplicationFiled: December 12, 2013Publication date: April 10, 2014Applicant: NOVA Chemicals (International) S.A.Inventors: Victoria Ker, Patrick Lam, Yan Jiang, Peter Phung Minh Hoang, Charles Ashton Garret Carter, Darryl J. Morrison
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Publication number: 20140100326Abstract: A process and the resultant product from the process for continuously making an EPDM utilizing ethylene, propylene, and dienes. This process allows for the creation of products with high diene contents and broad molecular weight distributions while utilizing a continuous flow reactor and a known catalyst. The process allows for these products to be made without gelling, or fouling of the reactor, which are problems known in the art.Type: ApplicationFiled: October 8, 2013Publication date: April 10, 2014Applicant: LION COPOLYMER, LLCInventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
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Patent number: 8692009Abstract: The present invention relates to a novel metallocene compound, a catalyst composition comprising the same, and to olefinic polymers produced using the same. The metallocene compound according to the present invention and the catalyst composition comprising the same can be used when producing olefinic polymers, have outstanding copolymerization properties, and can produce olefinic polymers of high molecular weight. In particular, when the metallocene compound according to the present invention is employed, highly heat resistant block copolymers can be produced, and olefinic polymers can be produced which have a high melting point (Tm) even if the comonomer content is increased when producing the olefinic polymer.Type: GrantFiled: July 29, 2010Date of Patent: April 8, 2014Assignee: LG Chem, Ltd.Inventors: Yong Ho Lee, Manseong Jeon, Ki-Soo Lee, Heon-Yong Kwon, Min-Seok Cho, Jong-Sang Park, Joon Hee Cho, Hyeon-Gook Kim, Eunkyoung Song, Seon-Kyoung Kim, Dae-Sik Hong
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Patent number: 8680220Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI): (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy or alkylenedimercapto structure which is bound to the phosphorus atom through the two oxygen or sulphur atoms of the alkylenedioxy or alkylenedimercapto structure or an optionally substituted arylenedioxy or arylenedimercapto structure which is bound to the phosphorus atom through the two oxygen or sulphur atoms of the arylenedioxy or arylenedimercapto structure.Type: GrantFiled: August 5, 2011Date of Patent: March 25, 2014Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 8674040Abstract: Pyridyldiamido transition metal complexes are disclosed for use in alkene polymerization to produce multimodal polyolefins.Type: GrantFiled: May 24, 2011Date of Patent: March 18, 2014Assignee: ExxonMobil Chemical Patents Inc.Inventors: John R. Hagadorn, Renuka N. Ganesh
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Patent number: 8674041Abstract: A polymerization initiator for reactive monomers and unsaturated polymers which is the reaction product of a metal-organic titanium compound or a metal-organic zirconium compound and pinacol compound is disclosed. Further disclosed are methods for preparing the polymerization initiator and using the polymerization initiator for low temperature curing.Type: GrantFiled: July 20, 2012Date of Patent: March 18, 2014Assignee: Elantas PDG, Inc.Inventors: Thomas James Murray, David L. Vines
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Publication number: 20140073753Abstract: The present disclosure relates to a process for the synthesis of a conducting polymer comprising a benzothiadiazole acceptor and indeno-fluorene donor of formula [IV].Type: ApplicationFiled: September 10, 2013Publication date: March 13, 2014Applicant: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Dwight SEFEROS, Brandon DJUKIC
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Patent number: 8664343Abstract: A polymerization catalyst composition for preparing cis 1,4-polydienes is provided. The catalyst composition comprises (a) a metal-containing compound, said metal being a transition metal or a lanthanide metal; (b) a carbene, (c) an alkylating agent, and optionally (d) a halogen-containing compound with the proviso that the halogen-containing compound must be present when none of the metal-containing compound and the alkylating agent contain a labile halogen atom. Also provided is a process for producing a polydiene comprising reacting a conjugated diene in the presence of the polymerization catalyst composition.Type: GrantFiled: June 9, 2009Date of Patent: March 4, 2014Assignee: Bridgestone CorporationInventors: Zengquan Qin, Jason T. Poulton
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Patent number: 8664345Abstract: This invention describes a process for the preparation of a catalytic composition that can be used for oligomerization, codimerization, or polymerization of olefins. This invention also describes the catalytic composition that can be obtained by said process for the preparation and its use for oligomerization, codimerization, or polymerization of olefins.Type: GrantFiled: October 13, 2009Date of Patent: March 4, 2014Assignee: IFP Energies nouvellesInventors: Claudine Rangheard, Helene Olivier-Bourbigou, David Proriol
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Patent number: 8648161Abstract: The purpose of the present invention is to improve the water absorption of a water-absorbent resin without sacrificing the productivity, production cost, safety, and so on. Provided is a sustainable and renewable water-absorbent resin with excellent whiteness, which is suitable for mass consumption as disposal diapers or the like, and which can dispense with excessive purification of raw material acrylic acid. Also provided is a process for the production of a water-absorbent resin, which comprises: a step of preparing acrylic monomers; a step of polymerizing the monomers; and a step of drying the obtained aqueous gel, wherein the monomers at the time of polymerization contain at least 400 ppm of propionic acid.Type: GrantFiled: February 8, 2010Date of Patent: February 11, 2014Assignee: Nippon Shokubai Co., Ltd.Inventors: Shinichi Fujino, Eri Nagasawa, Satoshi Matsumoto, Kunihiko Ishizaki
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Publication number: 20140039126Abstract: A novel class of lanthanide metal salen complexes can be used as an ingredient of a catalyst system. The catalyst system can be used in polymerizations of ethylenically unsaturated hydrocarbon monomers.Type: ApplicationFiled: February 5, 2012Publication date: February 6, 2014Applicant: Bridgestone CorporationInventors: Zengquan Qin, Steven Luo, Joshua S. Dickstein
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Patent number: 8637618Abstract: The field of the invention relates generally to a method for preparing very-high or ultra-high molecular weight polyethylene. More particularly, the present invention related to a method of preparing very-high or ultra-high molecular weight polyethylene using a supported catalyst comprising a support, an activator and a metal-ligand complex, as well as the catalyst itself. The present invention additionally relates to a method of using a supported catalyst comprising a support, an activator and co-supported metal-ligand complexes to obtain a bi-modal molecular weight distribution of polyethylene.Type: GrantFiled: December 22, 2009Date of Patent: January 28, 2014Assignee: Symyx Solutions, Inc.Inventors: Gary M. Diamond, Margarete K. Leclerc, Guang Zhu
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Patent number: 8637421Abstract: The present invention discloses a catalyst system based on a metallocene catalyst component and a new single site catalyst component for the production in a single reactor of improved polyolefins having a bimodal molecular weight distribution.Type: GrantFiled: April 24, 2013Date of Patent: January 28, 2014Assignee: Total Petrochemicals Research FeluyInventor: Abbas Razavi
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Patent number: 8629225Abstract: A poly(N-alkylcarbazole) columnar structure having electroconductivity is provided. The poly(N-alkylcarbazole) columnar structure having electroconductivity may be produced by electrolytically polymerizing an N-alkylcarbazole in a particular solvent.Type: GrantFiled: March 4, 2011Date of Patent: January 14, 2014Assignees: National University Corporation Chiba University, JNC CorporationInventors: Katsuyoshi Hoshino, Kazuki Takizawa, Katsuyuki Murashiro, Toshiki Komatsu
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Publication number: 20140011971Abstract: Provided are methods of preparing polymers, such as polyisoprene, polybutadiene, polypiperylene, polycyclohexadiene, poly-?-farnesene, or poly-?-myrcene, using iron complexes. Also provided are novel iron complexes, pre-catalysts, intermediates, and ligands useful in the inventive polymerization system.Type: ApplicationFiled: February 8, 2012Publication date: January 9, 2014Applicant: President and Fellows of Harvard CollegeInventors: Tobias Ritter, Jean B. Raynaud, Jessica Yung Wu
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Patent number: 8618229Abstract: The present invention discloses catalyst compositions employing transition metal complexes with a thiolate ligand. Methods for making these transition metal complexes and for using such compounds in catalyst compositions for the polymerization of olefins also are provided.Type: GrantFiled: March 8, 2011Date of Patent: December 31, 2013Assignee: Chevron Phillips Chemical Company LPInventor: Mark L. Hlavinka
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Patent number: 8618319Abstract: A novel catalyst component for producing a crystalline ?-olefin polymer or ?-olefin/(meth)acrylate copolymer having few branches, especially a polymer having a high molecular weight, and a method for producing an ?-olefin polymer or an ?-olefin/(meth)acrylate copolymer using the catalyst component. A metal complex represented by the following general formula (D), as well as a method for producing an ?-olefin polymer and a method for producing an ?-olefin/(meth)acrylate copolymer using the metal complex.Type: GrantFiled: April 27, 2009Date of Patent: December 31, 2013Assignees: Japan Polypropylene Corporation, Japan Polyethylene CorporationInventors: Fumihiko Shimizu, Shixuan Xin, Akio Tanna, Shiho Goromaru, Koushi Matsubara
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Publication number: 20130345377Abstract: Ethylene copolymers having a relatively high melt flow ratio and a multimodal profile in a temperature rising elution fractionation (TREF) plot are disclosed. The copolymers can be made into film having good dart impact values and good stiffness properties under decreased extruder pressures.Type: ApplicationFiled: June 14, 2013Publication date: December 26, 2013Applicant: NOVA CHEMICALS (INTERNATIONAL) S.A.Inventors: Victoria Ker, Patrick Lam, Yan Jiang, Peter Phung Minh Hoang, Darryl J. Morrison, Charles Ashton Garret Carter
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Patent number: 8609796Abstract: A novel nanosized or microsized material having electroconductivity that can be produced simply and in a large amount is provided. A method for producing a poly(N-alkylcarbazole) columnar structure having electroconductivity obtained by chemically polymerizing N-alkylcarbazole including alkyl having 1 to 4 carbons by adding an oxidizing agent to a solution obtained by dissolving the N-alkylcarbazole in a solvent is provided.Type: GrantFiled: June 14, 2012Date of Patent: December 17, 2013Assignees: National University Corporation Chiba University, JNC CorporationInventors: Katsuyoshi Hoshino, Takuya Tokuda, Katsuyuki Murashiro, Toshiki Komatsu
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Patent number: 8609794Abstract: The present invention generally relates to a process that selectively polymerizes ethylene in the presence of an alpha-olefin, and to a metal-ligand complex (precatalyst) and catalyst useful in such processes, and to related compositions. The present invention also generally relates to ligands and intermediates useful for preparing the metal-ligand complex and to processes of their preparation.Type: GrantFiled: May 11, 2011Date of Patent: December 17, 2013Assignee: Dow Global Technologies, LLC.Inventors: Jerzy Klosin, Pulikkottil J. Thomas, Robert D. Froese, Xiuhua Cui
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Publication number: 20130331501Abstract: Embodiments of the present disclosure illustrate systems and methods for the separation of carbon nanotubes (CNTs) in solution and continuously fabrication of functionalized carbon nanotubes (CNTs). In certain embodiments, the CNTs are isolated by sonication and chemical modification of the CNTs using functionalization reactions, including thermo-initiated or sono-initiated free radical polymerization and esterification. Beneficially, sonication facilitates mechanical separation of the CNTs, while the chemical modification of the CNTs results in more favorable interactions between the CNTs and their surrounding media which enables the separated CNTs to remain isolated. Embodiments of the isolated CNTs may also be employed into coating systems.Type: ApplicationFiled: August 14, 2013Publication date: December 12, 2013Applicant: Cal Poly CorporationInventors: Phillip J. Costanzo, Keith Vorst, Greg William Curtzwiler
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Patent number: 8604145Abstract: Group 4 metal complexes comprising a polyvalent, heteroaryl donor ligand and their use as components of olefin polymerization catalysts, especially suited for preparing propylene/ethylene copolymer products having high isotacticity and low molecular weight, are disclosed.Type: GrantFiled: January 13, 2012Date of Patent: December 10, 2013Assignee: Dow Global Technologies, LLCInventors: Harold W. Boone, Kevin A. Frazier, Daniel D. VanderLende, Paul C. Vosejpka
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Patent number: 8598288Abstract: A catalyst for a polymerization of norbornene monomers includes a transition metal complex represented by a formula (1). A method for producing a norbornene copolymer includes copolymerizing first norbornene monomers corresponding to a first monomer unit represented by a formula (2) and second norbornene monomers corresponding to a second monomer unit represented by a formula (3) in a presence of the catalyst. The transition metal complex is preferably (?-allyl) {2-[N-(2,6-diisopropylphenyl) iminomethyl]phenolate}palladium, (?-allyl) {2-[N-(2,6-diisopropylphenyl)iminomethyl]-4-fluorophenolate}palladium, (?-allyl)[2-(N-phenyliminomethyl) phenolate]palladium or (?-allyl){2-[N-(2,6-diisopropylphenyl) iminomethyl]-6-methylphenolate}palladium.Type: GrantFiled: October 30, 2012Date of Patent: December 3, 2013Assignee: Showa Denko K.K.Inventors: Satoshi Fujibe, Nobuyuki Kibino, Tsuneo Tajima
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Patent number: 8592618Abstract: The present invention relates to a kind of novel carbene ligands and ruthenium catalysts, which is highly active and selective for ROMP and RCM reactions, respectively. It discloses the significant electronic and steric effect of different substituted carbene ligands on the catalytic activity and stability of corresponding carbene ruthenium complexes; some of novel ruthenium complexes in the invention can be broadly used as catalysts highly effectively and selective for ROMP and RCM reactions. The invention also relates to preparation of new ruthenium catalysts and the uses in metathesis. Moreover, the invention also provides effective methods of making various functional polymers by ROMP reaction in the presence of new ruthenium catalysts.Type: GrantFiled: January 8, 2010Date of Patent: November 26, 2013Assignee: Zannan Scitech Co., Ltd.Inventor: Zheng-Yun James Zhan
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Patent number: 8592615Abstract: The present invention relates to compositions and processes of making catalysts and polyolefins. More particularly, the invention relates to snap shut catalysts, processes for making the catalysts, processes for making polyolefins using the catalysts and the polyolefins resulting therefrom.Type: GrantFiled: March 5, 2010Date of Patent: November 26, 2013Assignee: Dow Global Technologies, LLCInventors: Roger L. Kuhlman, Gregory T. Whiteker
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Publication number: 20130310529Abstract: Use of homogeneous catalytic systems which include as a pre-catalyst a complex of a group 4 metal and a Salan ligand in the polymerization of alpha-olefins, is disclosed. The Salan ligand is characterized by a sequential diamino-containing skeleton unit which is non-symmetric, and the pre-catalysts can also be such that are devoid of a symmetry element. The disclosed polymerization results in alpha-olefin polymers such as polypropylene which are characterized by high levels of tacticity. Also disclosed are novel Salan ligands and novel complexes thereof with group 4 metals.Type: ApplicationFiled: January 19, 2012Publication date: November 21, 2013Applicant: RAMOT AT TEL-AVIV UNIVERSITY LTD.Inventors: Moshe Kol, Konstantin Press
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Patent number: 8575056Abstract: The present invention describes a method of preparing a catalytic composition used for oligomerization, co-dimerization or polymerization of olefins, wherein the compound obtained upon contacting at least one iron compound with at least one nitrogen-containing compound is subjected to an oxidation stage prior to being mixed with an activating agent and optionally with a solvent. The present invention also describes the catalytic composition obtained by means of said preparation method and the use thereof for oligomerization, co-dimerization or polymerization of olefins.Type: GrantFiled: December 10, 2008Date of Patent: November 5, 2013Assignee: IFP Energies nouvellesInventors: Claudine Rangheard, Helene Olivier-Bourbigou, Emmanuel Pellier, David Proriol
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Patent number: 8557936Abstract: This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly ?-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided.Type: GrantFiled: October 20, 2010Date of Patent: October 15, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Garth R. Giesbrecht, Timothy M. Boller, Alexander Z. Voskoboynikov, Andrey F. Asachenko, Mikhail V. Nikulin, Alexey A. Tsarev
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Patent number: 8557921Abstract: Meta-block copolymers and a process for preparing a product mixture comprising meta-block copolymers by contacting a metathesis catalyst under metathesis conditions with a composition comprising two or more ethylenically unsaturated polymers, said unsaturation defining one or more polymer segments in each ethylenically unsaturated polymer, at least one polymer segment in at least one ethylenically unsaturated polymer being chemically distinguishable from at least one polymer segment in at least one other ethylenically unsaturated polymer, characterized in that each meta-block copolymer in the product mixture comprises a random distribution of said chemically distinguishable polymer blocks.Type: GrantFiled: August 23, 2007Date of Patent: October 15, 2013Inventors: Daniel J. Arriola, Francis J. Timmers, Brian A. Jazdzewski, Paul C. Vosejpka, Nicole L. Wagner, Brian G. Landes, Guenter A. Jueptner, David H. Bank, Timothy T. Wenzel
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Publication number: 20130261267Abstract: Process for the preparation of a halogenated polymer comprising a controlled radical polymerization step of at least one monomer containing at least one halogen-carbon bond, performed in the presence of an organo-cobalt complex, said polymerization step being further carried out in non-isotherm conditions.Type: ApplicationFiled: December 6, 2011Publication date: October 3, 2013Applicant: Universite De LiegeInventors: Vincent Bodart, Yasmine Piette, Christophe Detrembleur, Antoine Debuigne, Christine Jerome
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Patent number: 8546501Abstract: This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly ?-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided.Type: GrantFiled: October 20, 2010Date of Patent: October 1, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Garth R. Giesbrecht, Timothy M. Boller, Alexander Z. Voskoboynikov, Andrey F. Asachenko, Mikhail V. Nikulin, Alexey A. Tsarev
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Patent number: 8541521Abstract: Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands are provided. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly ?-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided.Type: GrantFiled: October 20, 2010Date of Patent: September 24, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Garth R. Giesbrecht, Timothy M. Boller, Alexander Z. Voskoboynikov, Andrey F. Asachenko, Mikhail V. Nikulin, Alexey A. Tsarev
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Patent number: 8541522Abstract: This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly ?-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided.Type: GrantFiled: October 20, 2010Date of Patent: September 24, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Garth R. Giesbrecht, Timothy M. Boller, Alexander Z. Voskoboynikov, Andrey F. Asachenko, Mikhail V. Nikulin, Alexey A. Tsarev
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Patent number: 8536081Abstract: Supported catalyst system for the polymerization of olefins, having at least two different monocyclopentadienyl transition metal compounds, one or more activators including an ionic compound having (i) a cation and (ii) an anion having up to 100 non-hydrogen atoms and the anion containing at least one substituent comprising a moiety having an active hydrogen, and one or more support materials. The supported “mixed or dual site” catalyst systems having different monocyclopentadienyl catalysts when activated by specific ionic activators lead to catalyst systems showing an improved balance of properties which may be used to prepare LLDPE polymers having broad melt flow ratios.Type: GrantFiled: November 10, 2005Date of Patent: September 17, 2013Assignee: Ineos Europe LimitedInventors: Grant Berent Jacobsen, Dusan Jeremic, Sergio Mastroianni, Ian Douglas McKay
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Patent number: 8530593Abstract: This invention relates to Group 4 dialkyl compounds supported by a pyridyl-amido-aryl (“PAA”), an anisole-amido-aryl (“AAA”), a phenoxy-amido-pyridyl (“PAPY”), an anisole-amido-phenoxy (“AAP”) or a anisole-amido-phenoxy (“AAP”) tridentate ligand. Such compounds can polymerize olefins, such as ethylene.Type: GrantFiled: October 20, 2010Date of Patent: September 10, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Garth R. Giesbrecht, Timothy M. Boller, Alexander Z. Voskoboynikov, Andrey F. Asachenko, Mikhail V. Nikulin, Alexey A. Tsarev
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Patent number: 8530579Abstract: Two or more chemically distinguishable ethylenically unsaturated polymers, at least one having from 0.001 to 50 mole percent unsaturation and at least one other having an expected Tg or measured Tm value greater than 100° C. are cross-metathesized to form thermoplastic elastomers having improved performance properties.Type: GrantFiled: August 23, 2007Date of Patent: September 10, 2013Inventors: Daniel J. Arriola, Brian A. Jazdzewski, Francis J. Timmers, Paul C. Vosejpka, Nicole L. Wagner, Brian G. Landes, Guenter A. Jueptner, David H. Bank, Timothy T. Wenzel
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Patent number: 8530592Abstract: The present invention discloses metallic complexes based on hydroxyl-carbonyl fulvene ligands, their method of preparation and their use in the oligomerization or polymerization of ethylene and alpha-olefins.Type: GrantFiled: July 16, 2008Date of Patent: September 10, 2013Assignee: Total Research & Technology FeluyInventors: Clément Lansalot-MaTras, Olivier Lavastre, Sabine Sirol
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Patent number: 8524846Abstract: Trianionic ligand precursor compounds, catalyst systems containing the precursor compounds, and uses of the precursor compounds are described. The present invention also provides constrained geometry catalysts, methods to make the constrained geometry catalysts and methods to use the constrained geometry catalysts in various reaction systems, including polymerization, metathesis reactions, and hydroamination reactions.Type: GrantFiled: July 2, 2010Date of Patent: September 3, 2013Assignee: The University of ToledoInventor: Mark R. Mason
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Patent number: 8519070Abstract: The present invention relates to the field of group 4 post-metallocene complexes based on sterically encumbered bis(naphthoxy)pyridine and bis(naphthoxy)thiophene ligands. It also relates to the use of such post-metallocene complexes in the polymerization of ethylene and alpha-olefins.Type: GrantFiled: February 17, 2009Date of Patent: August 27, 2013Assignees: Total Petrochemicals Research Feluy, Centre National de la Recherche Scientifique (CNRS)Inventors: Jean-François Carpentier, Evgueni Kirillov, Abbas Razavi
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Publication number: 20130209805Abstract: A method of production of ethylene-based polymer particles includes the steps of: homopolymerizing ethylene or copolymerizing ethylene and a linear or branched ?-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst including: (A) fine particles having an average particle diameter greater than or equal to 1 nm and less than or equal to 300 nm obtained at least by the following two steps: (Step 1) causing contact between a metal halide and an alcohol in a hydrocarbon solvent; (Step 2) causing contact between a component obtained by (Step 1) and an organoaluminum compound and/or an organoaluminumoxy compound; and (B) a transition metal compound represented in General Formula (I) or (II), and (E) an intrinsic viscosity [?] of the ethylene-based polymer particles, measured in decalin at 135° C., is from 5 to 50 dL/g.Type: ApplicationFiled: July 15, 2011Publication date: August 15, 2013Applicant: MITSUI CHEMICALS, INCInventors: Fumiaki Nishino, Takeshi Karino, Takayuki Onogi, Susumu Murata, Naoto Matsukawa, Yasunori Yoshida, Yasushi Nakayama
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Patent number: 8497331Abstract: The present invention relates to the field of single site catalyst systems based on pyrrol-iminophenol, pyrrol-iminoalcohol or pyrrol-iminoamine complexes and suitable for oligomerising or homo- or co-polymerising ethylene and alpha-olefins.Type: GrantFiled: November 9, 2007Date of Patent: July 30, 2013Assignee: Total Petrochemicals Research FeluyInventors: Caroline Hillairet, Guillaume Michaud, Sabine Sirol
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Publication number: 20130190467Abstract: A polymerization initiator for reactive monomers and unsaturated polymers which is the reaction product of a metal-organic titanium compound or a metal-organic zirconium compound and pinacol compound is disclosed. Further disclosed are methods for preparing the polymerization initiator and using the polymerization initiator for low temperature curing.Type: ApplicationFiled: July 20, 2012Publication date: July 25, 2013Applicant: ELANTAS PDG, Inc.Inventors: Thomas James Murray, David L. Vines
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Patent number: 8492493Abstract: The present invention discloses post-metallocene complexes based on sterically encumbered bi- and tri-dentate naphthoxy-imine ligands. It also relates to the use of such post-metallocene complexes in the oligomerization of ethylene to selectively prepare vinyl-end capped linear alpha-olefins.Type: GrantFiled: April 24, 2009Date of Patent: July 23, 2013Assignees: Total Petrochemicals Research Feluy, Centre National de la Recherche Scientifique (CNRS)Inventors: Jean-François Carpentier, Evgueni Kirillov, Abbas Razavi
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Patent number: 8492494Abstract: Provided are ethylene copolymers with excellent impact resistance. More specifically, provided are ethylene copolymers satisfying certain correlation between the falling dart impact strength (F) or high rate impact resistant breakage energy (E) and Vicat softening point. The ethylene copolymers with improved impact properties are applicable to film, injection, compound, sheet, roto, pipe or blow molding.Type: GrantFiled: November 15, 2012Date of Patent: July 23, 2013Assignee: SK Innovation Co., Ltd.Inventors: Seungbum Kwon, Hyeongtaek Ham, Choonsik Shim, Sungseok Chae, Myungahn Ok, Daeho Shin
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Publication number: 20130180926Abstract: The invention relates to a process for preparing maleic acid-isoprenol copolymers from a) 30% to 80% by weight of maleic acid, b) 5% to 60% by weight of isoprenol, c) 0% to 30% by weight of one or more further ethylenically unsaturated monomers, which comprises polymerizing maleic acid, isoprenol and optionally the further ethylenically unsaturated monomer in the presence of a redox initiator and of a chain transfer agent at a temperature in the range from 10 to 80° C.Type: ApplicationFiled: July 10, 2012Publication date: July 18, 2013Applicant: BASF SEInventors: Jürgen DETERING, Torben Gädt, Stephan Nied, Andreas Kempter
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Publication number: 20130172497Abstract: Catalyst compositions containing N,N-bis[2-hydroxidebenzyl]amine transition metal compounds are disclosed. Methods for making these transition metal compounds and for using such compounds in catalyst compositions for the polymerization of olefins also are provided.Type: ApplicationFiled: December 28, 2011Publication date: July 4, 2013Applicant: Chevron Phillips Chemical Company LPInventors: Mark L. Hlavinka, Qing Yang, Youlu Yu