Patents Examined by Catherine S Branch
  • Patent number: 10544244
    Abstract: The present disclosure provides catalysts having a homoallylic bridge (and/or naphthyl moieties) located at a certain position on the catalysts which provides catalyst productivity values of 10,000 gPgcat?1hr?1 or greater and polyolefins, such as polyethylene, having an Mn of 100,000 g/mol or greater, Mw of 500,000 g/mol or greater, and an Mw/Mn value of about 1.5 to about 5. Catalyst systems including the catalysts, polymerization processes using the catalysts, and polymers made using the catalysts are also described.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: January 28, 2020
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Catherine A. Faler, Charles J. Harlan
  • Patent number: 10544246
    Abstract: Disclosed is a solution polymerization process, or, alternatively, a method of delivering powder catalysts to a solution polymerization reactor, comprising combining a homogeneous single-site catalyst precursor with ?-olefin monomers to form a polyolefin, wherein the homogeneous single-site catalyst precursor is in the form of (i) a dry powder, (ii) suspended in a aliphatic hydrocarbon solvent, or (iii) suspended in an oil or wax, wherein the homogeneous single-site catalyst precursor is at a concentration greater than 0.8 mmole/liter when suspended in the aliphatic hydrocarbon solvent prior to entering the solution polymerization reactor.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: January 28, 2020
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Peijun Jiang, Robert T. Li, Jay L. Reimers
  • Patent number: 10538607
    Abstract: The present invention provides a catalyst composition including a functionalizing agent of the following Formula 1 together with a rare earth metal compound, an alkylating agent, and a halogen compound, having good catalytic activity and polymerization reactivity and useful for the preparation of a conjugated diene-based polymer having high linearity and excellent processability, and a conjugated diene-based polymer prepared using the catalyst composition. (X1)a-M1-([Y-M2-(X2)n-1])m-a??[Formula 1] In Formula 1, a, m, n, M1, M2, X1, X2 and Y are the same as defined in the disclosure.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: January 21, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Suk Youn Kang, Hyo Jin Bae, Kyoung Hwan Oh, Woo Jin Cho, Jeong Heon Ahn, Sung Hyun Park
  • Patent number: 10526427
    Abstract: A method for producing a solid catalyst component (Aa) for ?-olefin polymerization, which includes: bringing components (A1) to (A4) into contact with one another in an inert solvent; and without washing the contact product with an inert solvent, aging the contact product by keeping for a holding time of 3 days or more and 180 days or less, regarding the time point that all of the components (A1) to (A4) first come into contact, as a starting point.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: January 7, 2020
    Assignee: Japan Polypropylene Corporation
    Inventors: Keiji Fukuda, Shouichi Ida, Akio Tanna, Shigeo Mizukami
  • Patent number: 10513570
    Abstract: A method of preparing a catalyst comprising a) contacting a non-aqueous solvent, a carboxylic acid, and a chromium-containing compound to form an acidic mixture; b) contacting a titanium-containing compound with the acidic mixture to form a titanium treatment solution; c) contacting a pre-formed silica-support comprising from about 0.1 wt. % to about 20 wt. % water with the titanium treatment solution to form a pre-catalyst; and d) thermally treating the pre-catalyst to form the catalyst. A method of preparing a catalyst comprising a) contacting a non-aqueous solvent and a carboxylic acid to form an acidic mixture; b) contacting a titanium-containing compound with the acidic mixture to form a titanium treatment solution; c) contacting a pre-formed chrominated silica-support comprising from about 0.1 wt. % to about 20 wt. % water with the titanium treatment solution to form a pre-catalyst; and d) thermally treating the pre-catalyst to form the catalyst.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: December 24, 2019
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Max P. McDaniel, Kathy S. Clear, Eric D. Schwerdtfeger, Jeremy M. Praetorius
  • Patent number: 10507931
    Abstract: Aspects of the disclosure are directed to a panel configured for use on an aircraft nacelle, comprising: a first skin, a second skin, a first core portion coupled to the first skin and the second skin, a second core portion coupled to the first skin and the second skin, and an insert coupled to the first skin, the second skin, the first core portion, and the second core portion, the insert forming a corner fitting between the first core portion and the second core portion.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: December 17, 2019
    Assignee: Rohr, Inc.
    Inventor: Christian Soria
  • Patent number: 10511056
    Abstract: A solid polymer electrolyte having high mechanical strength and ion conductivity, and a lithium secondary battery including the same.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: December 17, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Yeonju Lee, Jonghyun Chae, Daeil Kim
  • Patent number: 10508163
    Abstract: A conjugated diene polymer having a high content of cis-1,4-structures with a high activity, a conjugated diene polymer and a modified conjugated diene polymer using the same, a rubber composition for a tire, and a rubber composition for a rubber belt. Described are a catalyst for a conjugated diene polymerization including: a non-metallocene type gadolinium compound (A) represented by the general formula (1); an ionic compound (B) formed of a non-coordinating anion and a cation; and an organic metal compound (C) of an element selected from the group consisting of a group 2, a group 12, and a group 13 of the periodic table, a conjugated diene polymer and a modified conjugated diene polymer obtained using the same, a rubber composition for a tire, and a rubber composition for a rubber belt.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: December 17, 2019
    Assignee: Ube Industries, Ltd.
    Inventors: Koji Shiba, Masato Murakami, Michinori Suzuki, Naomi Okamoto, Mitsuharu Anbe, Masahiro Tanaka
  • Patent number: 10501488
    Abstract: This invention relates generally to metal carbene olefin metathesis catalyst compounds, to the preparation of such compounds, compositions comprising such compounds, methods of using such compounds, articles of manufacture comprising such compounds, and the use of such compounds in the metathesis of olefins and olefin compounds. The invention has utility in the fields of catalysts, organic synthesis, polymer chemistry, and industrial and fine chemicals industry.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: December 10, 2019
    Assignee: Umicore AG & Co. KG
    Inventors: Michael A. Giardello, Mark S. Trimmer, Li-Sheng Wang, Noah H. Duffy, Adam M. Johns, Nicholas J. Rodak, Bryan A. Fiamengo, John H. Phillips
  • Patent number: 10494454
    Abstract: The invention relates to a process for transitioning from a first continuous polymerization reaction in a reactor, for example a gas-phase reactor conducted in the presence of a first catalyst to a second continuous polymerization reaction in the reactor conducted in the presence of a second catalyst, wherein the first and second catalysts are incompatible, the process comprising: (a) discontinuing the introduction of the first catalyst from a catalyst feeding system into a reactor and emptying the catalyst feeding system of the first catalyst; (b) introducing a first catalyst killer to the reactor to substantially deactivate the first catalyst in the reactor; (c) introducing a second catalyst killer to the catalyst feeding system to substantially deactivate the first catalyst in the catalyst feeding system; (d) introducing a second catalyst to the catalyst feeding system and (e) introducing the second catalyst to the reactor from the catalyst feeding system, wherein the second catalyst killer is the same as
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: December 3, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventor: Mohammed Althukair
  • Patent number: 10487216
    Abstract: Provided are a coating composition containing a silicon atom-containing resin and an anti-sagging agent, a coating film formed from the same, an in-water structure and a ship including the coating film. In the coating composition, the silicon atom-containing resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by the formula (I), the formula (II), the formula (III), and the formula (IV), the monomer (a) has a molecular weight of greater than or equal to 400 and less than or equal to 2500, and the content of the anti-sagging agent is greater than or equal to 0.7 parts by mass and less than or equal to 3.6 parts by mass with respect to 100 parts by mass of the silicon atom-containing resin.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: November 26, 2019
    Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.
    Inventors: Yusuke Takao, Tomohiro Tsuji, Wataru Kitamura, Yasuhisa Nagase, Hirokazu Kaji
  • Patent number: 10479867
    Abstract: Method of producing super soft PAU core-shell copolymer dispersions is a solvent free process. The products have characteristics of both polyurethane and polyacrylate including being non-sticky, having a feeling of touching a peach when touching it by the hand, and having improved adhesion, tensile strength, and toughness.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: November 19, 2019
    Assignee: HO YU TEXTILE CO., LTD
    Inventors: Da-Kong Lee, Chin-Jen Jwo, Wun-Syu Zeng
  • Patent number: 10471405
    Abstract: Process for the preparation of a polyolefin in a reaction system comprising a reactor comprising a fluidized bed and a distribution plate, product purge bin, and granular feed bin, wherein the process comprises feeding a polymerization catalyst to the fluidized bed, feeding ?-olefin monomer(s) to the reactor, circulating fluids from the top of the reactor to the bottom of the reactor, withdrawing a stream comprising the polyolefin and fluids from the reactor and passing said stream into the product purge bin, purging the product purge bin with a purge stream comprising an inert gas to obtain a stream comprising a purged polyolefin and a stream comprising fluids, introducing part of the stream comprising fluids back into the reactor, introducing the stream comprising the purged polyolefin into the granular feed bin, and contacting a deactivating stream with purged polyolefin in granular feed bin to obtain the polyolefin free of polymerization catalyst.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: November 12, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Mohammed Althukair, Abdulrahman Ashri
  • Patent number: 10472439
    Abstract: The present invention relates to a catalyst system for the production of polyethylene comprising: I) the reaction product obtained by reacting a) a hydrocarbon solution comprising: i. a magnesium-containing compound selected from an organic oxygen-containing magnesium compound and/or a halogen-containing magnesium compound; and ii. an organic oxygen-containing titanium compound wherein the molar ratio of magnesium:titanium is lower than 3:1; and b) an organo aluminium halide having the formula AlRnX3-n in which R is a hydrocarbon moiety containing 1-10 carbon atoms, X is a halogen and 0<n<3; II) an aluminium compound having the formula AlR?3, in which R? is a hydrocarbon moiety containing 1-10 carbon atoms; and III) one or more of an electron donor selected from the group of 1,2-dialkoxy hydrocarbon compounds wherein the molar ratio of supplied organo aluminium halide I)b) to supplied titanium in I)a) in the preparation of I) is between 5.0 and 7.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: November 12, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Geert Johannes Marinus Meppelder, Johannes Julian Matthias Kruck, Eric Johannes Cornelia Janssen, Robert Lap Key Chan
  • Patent number: 10472436
    Abstract: A solid catalyst component for olefin polymerization exhibits excellent catalytic activity during polymerization, and can produce a polymer that exhibits excellent stereoregularity, bulk density, and the like even when a polymerization catalyst is produced in an inert atmosphere using an electron donor compound other than a phthalic ester and an organosilicon compound. The solid catalyst component for olefin polymerization is produced by bringing a vinylsilane compound (d) into contact with a catalyst component, the catalyst component being a powdery solid component obtained by bringing a magnesium compound (a), a titanium halide compound (b), and an electron donor compound (c) into contact with each other, the electron donor compound (c) being one or more compounds that do not include a phthalic ester structure, and include one or more groups selected from an ester group, a carbonate group, and an ether group, the vinylsilane compound (d) being brought into contact with the catalyst component in a 0.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: November 12, 2019
    Assignee: TOHO TITANIUM CO., LTD.
    Inventors: Hiroyuki Kono, Toshiya Uozumi, Shingo Yamada, Toshihiko Sugano
  • Patent number: 10457755
    Abstract: High stereoregularity, highly active catalytic performance, and good hydrogen response can be obtained by homopolymerizing propylene in the presence of a catalyst that includes a solid catalyst component including titanium, magnesium, a halogen, a carbonate compound represented by the following formula, and a diether compound. Excellent polymerization behavior can also be obtained when effecting random copolymerization or block copolymerization. R1—O—C(?O)—O—Z—O—R2??(1) wherein R1 and R2 are a hydrocarbon group or a substituted hydrocarbon group having 1 to 24 carbon atoms, or a heteroatom-containing group, provided that R1 and R2 are either identical or different, and Z is a linking group that links two oxygen atoms through a carbon atom or a carbon chain.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: October 29, 2019
    Assignee: TOHO TITANIUM CO., LTD.
    Inventors: Toshihiko Sugano, Toshiya Uozumi, Motoki Hosaka
  • Patent number: 10457833
    Abstract: Part materials for additive manufacturing applications include materials with a fluoropolymer processing aid (material-FP). These materials include one or more thermoplastic polymers and one or more fluoropolymers as a processing aid. The material-FP is used to build parts with additive manufacturing systems. Parts built using material-FP have improved physical properties including improved strength in the z-direction of the parts. Composite systems such as reinforced filaments with the material-FP also have a higher density.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: October 29, 2019
    Assignee: STRATASYS, INC.
    Inventors: Neil R. Granlund, Adam R. Pawloski, Garrett S. Van Gorden, Luke M. B. Rodgers, Vittorio L. Jaker
  • Patent number: 10442879
    Abstract: An impact copolymer comprising a polypropylene comprising at least 50 mol % propylene, and having a molecular weight distribution (MwMALLS/Mn) greater than 10, a branching index (g?) of less than 0.97, and a melt strength greater than 40 cN, and an elastomer. Also disclosed is a method of making an impact copolymer composition comprising melt-blending the components, sequentially or simultaneously a polypropylene resin comprising at least 50 mol % propylene, and having a molecular weight distribution (Mw/Mn) greater than 6, a branching index (g?) of at least 0.97, and a melt strength greater than 10 cN determined using an extensional rheometer at 190° C.; and within the range from 0.01 to 3 wt % of at least one organic peroxide; and an elastomer.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: October 15, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Jan Kalfus, Abdul M. Jangda, Mosha H. Zhao
  • Patent number: 10442880
    Abstract: The various embodiments of the invention provide, a magnesium titanium polymerization procatalyst, methods for making and using the same.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: October 15, 2019
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: Qinyan Wang, Helena Ouskine, Mohamed Aiffa, Amy Baltimore, Holly Severin, Perry Dewit, Steven Clemens, Lawrence Martin Josef Van Asseldonk, Isam Jaber
  • Patent number: 10442874
    Abstract: Heterocyclic organic compounds are used as electron donors in conjunction with solid Ziegler-Natta type catalyst in processes in which polyolefins such as polypropylene are produced. The electron donors may be used in the preparation of solid catalyst system, thus serving as “internal electron donors,” or they may be employed during or prior to polymerization with the co-catalyst as “external electron donors.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: October 15, 2019
    Assignee: Formosa Plastics Corporation, U.S.A.
    Inventors: Yiqun Fang, Demin Xu, Ming-Yung Lee