Rare Earth Compound (at. No. 21, 39, Or 57-71) Patents (Class 423/263)
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Patent number: 10793476Abstract: A method of preparing cerium boride powder, according to the present invention, includes a first step for generating mixed powder by mixing at least one selected from among cerium chloride (CeCl3) powder and cerium oxide (CeO2) powder, at least one selected from among magnesium hydride (MgH2) powder and magnesium (Mg) powder, and boron oxide (B2O3) powder, a second step for generating composite powder including cerium boride (CexBy) and at least one selected from among magnesium oxide (MgO) and magnesium chloride (MgCl2), by causing reaction in the mixed powder at room temperature based on a ball milling process, and a third step for selectively depositing cerium boride powder by dispersing the composite powder in a solution.Type: GrantFiled: November 23, 2018Date of Patent: October 6, 2020Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jae Hyeok Shim, Tae Jun Ha, Jin Yoo Suh
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Patent number: 10767251Abstract: A spray material is defined as composite particles consisting essentially of (A) particles of rare earth fluoride and (B) particles of rare earth oxide, hydroxide or carbonate, consolidated together. The spray material is plasma sprayed onto a substrate to form a sprayed layer containing rare earth oxyfluoride in a consistent manner while minimizing the process shift and releasing few particles. The sprayed member has improved corrosion resistance to halogen-based gas plasma.Type: GrantFiled: May 8, 2019Date of Patent: September 8, 2020Assignee: Shin-Etsu Chemical Co., Ltd.Inventor: Yasushi Takai
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Patent number: 10734209Abstract: Disclosed herein are internal standard compositions, a plurality of calibration standards, and one or more kits for use with mass spectrometry, particularly for use with an inductively coupled plasma mass spectrometer capable of simultaneous detection of a large number of ionization products over a large range of masses. Methods of using these reagent materials for the simultaneously detection of absolute concentrations of a plurality of elements in a liquid sample.Type: GrantFiled: October 9, 2017Date of Patent: August 4, 2020Assignee: New York UniversityInventors: Timothy G. Bromage, Melanie Bäuchle
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Patent number: 10689571Abstract: A light-emitting ceramic that includes a pyrochlore type compound that contains 0.01 mol % or more of Bi with respect to 100 mol % of ABOW, and one co-added element selected from the group consisting of Mg, Ca, Zn, Sr, Ba, Sc, Ga, In, Yb, and Lu. The A site contains at least one selected from the group consisting of La, Y, and Gd in a total amount of 80 mol % or more, B contains at least Sn, and W is a positive number for maintaining electrical neutrality.Type: GrantFiled: November 29, 2018Date of Patent: June 23, 2020Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Satoshi Kuretake
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Patent number: 10693145Abstract: A novel transition metal oxide catalyst that is equivalent to precious metal catalysts, and an air electrode and an air secondary battery using this catalyst are provided. The catalyst is a catalyst for an air electrode including a brownmillerite-type transition metal oxide and represented by General Formula (1) below: A2B1B2O5??(1) where A represents Ca, Sr, Ba, or a rare earth element(RE), B1 is a metal atom that forms a tetrahedral structure together with oxygen atoms, and B2 is a metal atom that forms an octahedral structure together with oxygen atoms. Disclosed are an air electrode for a metal-air secondary battery that includes the catalyst, and a metal-air secondary battery that includes an air electrode including the catalyst, a negative electrode including a negative electrode active material, and an electrolyte intervening between the air electrode and the negative electrode.Type: GrantFiled: January 30, 2015Date of Patent: June 23, 2020Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAID UNIVERSITY, HITACHI ZOSEN CORPORATIONInventors: Etsushi Tsuji, Teruki Motohashi, Hiroki Habazaki, Hiroyuki Noda, Tatsuya Takeguchi
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Patent number: 10676371Abstract: A ruthenium compound exhibits large negative thermal expansion. The ruthenium oxide is represented by the formula (1) Ca2?xRxRu1?yMyO4+z (wherein R represents at least one element selected from among alkaline earth metals and rare earth elements; M represents at least one element selected from among Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, and Ga; and the following relations are satisfied: 0?x<0.2, 0?y<0.3, and ?1<z<?0.02).Type: GrantFiled: February 10, 2017Date of Patent: June 9, 2020Assignee: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITYInventors: Koshi Takenaka, Yoshihiko Okamoto, Tsubasa Shinoda, Naruhiro Inoue
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Patent number: 10653999Abstract: The present invention provides an exhaust gas purifying catalyst which can maintain high catalyst activity even after the exhaust gas purifying catalyst is exposed to an exhaust gas at a high temperature for a long period of time. The exhaust gas purifying catalyst contains a Pd—Pr complex and PdO, and the Pd—Pr complex is represented by PraPdbOc, where a=1 to 3, b=1 to 10, and c=1 to 6.Type: GrantFiled: October 18, 2017Date of Patent: May 19, 2020Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.Inventors: Kenji Ashikari, Masanori Ikeda, Shigekazu Minami, Masashi Nakashima, Hideki Goto
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Patent number: 10639621Abstract: Provided herein are a method of making a nanoporous cerium oxide material which can be used for heterogeneous catalysis. The method may include mixing a cerium nitrate solution and an amine solution to form a mixture and stirring the mixture thus forming a nanoporous cerium oxide precipitate. Further, the molar ratio of cerium nitrate and the amine ranges from 2:1 to 5:1.Type: GrantFiled: March 5, 2018Date of Patent: May 5, 2020Assignee: QATAR UNIVERSITYInventors: Renju Zacharia, Mohammed J Al-Marri
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Patent number: 10619025Abstract: There are very few violet or pink colored commercial pigments that display high heat stability, resistance to acidic conditions, or good lightfastness. This technology results in pigments that fall into the above color space, but display improved chemical and weathering stability. The pigments based of this technology have the molar ratio (A2O)x(BO)y(C2O5)z(DO3)w(EO2)v, where 2x+y+2z+w+v?100. Where A is Li or Li with one or more of Cu, Na, or K, where B is Co or Co with one or more of Ca, Cu, Fe, Mg, Mn, Ni, Sn, or Zn, where C is Nb, Sb, or combination thereof, where D is Mo, W or combination thereof, where E is Sn, Ti, Zr, or combination thereof. The above formulation may be modified with a dopant addition of Al, B, Ba, Bi, Ca, Ce, Cr, La, P, Pr, Si, Sr, Ta, V, or Y where the dopant concentration represents 5 atomic % or less of the total number of moles of components A+B+C+D+E.Type: GrantFiled: May 2, 2017Date of Patent: April 14, 2020Assignee: The Shepherd Color CompanyInventor: William M. Yuhasz
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Patent number: 10505188Abstract: A process for preparing a stable Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. The general formula of the “B” and “O” site modified lithium manganese-based AB2O4 spinel is LixMn2-yMyO4-z(Clz) where M is Fe, Co or Ni. In addition, a Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material is provided. Furthermore, a lithium or lithium ion rechargeable electrochemical cell is provided, incorporating the Group VIII Period 4 element (iron, cobalt, or nickel) “B” site and chlorine “O” site modified lithium manganese-based AB2O4 spinel cathode material in a positive electrode.Type: GrantFiled: March 3, 2015Date of Patent: December 10, 2019Assignee: The Government of the United States as represented by the Secretary of the ArmyInventors: Terrill B. Atwater, Paula C. Latorre, Ashley L. Ruth
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Patent number: 10407348Abstract: A generally spherical high strength ceramic body for use in an ATR and/or SR unit covering a catalyst media bed. The ceramic body is a fully stabilized YSZ composite composition having at least about 13% yttria YSZ, and more typically from about 12% to about 20% yttria YSZ, with a porosity of less than 20 percent and a diameter of at least 25 mm and, more typically, selected from the group comprising 25 mm, 50 mm, 76 mm and 100 mm.Type: GrantFiled: September 6, 2017Date of Patent: September 10, 2019Assignee: O'Brien Asset Management, LLCInventor: Brian K. Osborne
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Patent number: 10195671Abstract: A system for preparing nanoparticles by supercritical hydrothermal synthesis is provided. Firstly, a mixture of a first reactant and a second reactant and high-temperature water at an outlet of a heating furnace (10) are mixed and are heated to a reaction temperature, the mixture is connected to a supercritical hydrothermal synthesis reactor (14), and a product at an outlet of the supercritical hydrothermal synthesis reactor enters a heat regenerator (9); hot water at an outlet of a low-temperature section of the heating furnace (10) first enters the heat regenerator, and then enters a high-temperature section of the heating furnace so as to be continuously heated to a set temperature; fluid at the pipe side outlet of the heat regenerator separately passes through a heat exchange coil in a first reactant modulation pool (1) and a steam generator (2) in a waste heat power generation system (20).Type: GrantFiled: November 10, 2014Date of Patent: February 5, 2019Assignees: XI'AN JIAOTONG UNIVERSITY, XI'AN WONFU ENERGY AND ENVIRONMENT TECHNOLOGIES CO., LTD.Inventors: Shuzhong Wang, Lu Zhou, Yanmeng Gong, Lili Qian, Mengmeng Ren, Yanhui Li
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Patent number: 10177426Abstract: An air battery includes a negative electrode, an air electrode, and an electrolyte that is interposed between the negative electrode and the air electrode. The air electrode includes: an oxygen evolution reaction layer for charging that is provided on an electrolyte side of the air electrode and contains an oxygen evolution reaction catalyst containing no carbon; an oxygen reduction reaction layer for discharging that is provided on an opposite side of the air electrode from the electrolyte and contains an oxygen reduction reaction catalyst containing carbon; and a current collector that is provided between the oxygen evolution reaction layer and the oxygen reduction reaction layer or in the oxygen evolution reaction layer.Type: GrantFiled: October 9, 2015Date of Patent: January 8, 2019Assignee: Toyota Jidosha Kabushiki KaishaInventor: Iwao Nitta
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Patent number: 10174247Abstract: An illuminant has a short fluorescence lifetime, high transparency, and high light yield and a radiation detector uses the illuminant. The illuminant is appropriate for a radiation detector for detecting gamma-rays, X-rays, ?-rays, and neutron rays, and has high radiation resistance, a short fluorescence decay time and high emission intensity. The illuminant has a garnet structure using emission from the 4f5d level of Ce3+, and includes a garnet illuminant prepared by co-doping of at least one type of monovalent or divalent cation at a molar ratio of 7000 ppm or less with respect to all cations, to an illuminant having a garnet structure represented by general formula CexRE3?xM5+yO12+3y/2 (where 0.0001?x?0.3, 0?y?0.5 or 0?y??0.5, M is one type or two or more types selected from Al, Lu, Ga, and Sc, and RE is one type or two or more types selected from La, Pr, Gd, Tb, Yb, Y, and Lu).Type: GrantFiled: April 30, 2015Date of Patent: January 8, 2019Assignees: TOHOKU TECHNO ARCH CO., LTD., C & A CORPORATIONInventors: Kei Kamada, Akira Yoshikawa, Yuui Yokota, Shunsuke Kurosawa, Yasuhiro Shoji
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Patent number: 10143661Abstract: A process for making nanoparticles of biocompatible materials is described, wherein an aqueous reaction mixture comprising cerous ion, malic acid, an oxidant, and water, is provided along with temperature conditions to directly form within the reaction mixture, a stable dispersion of nanoceria particles. Biocompatible nanoparticles comprised of ceria and malic acid are described. A reduction in cell death in a murine model of ischemic stroke utilizing intact brain slices is demonstrated by a prophylactic treatment of ceria nanoparticles prepared with malic acid.Type: GrantFiled: October 17, 2014Date of Patent: December 4, 2018Assignee: Cerion, LLCInventor: David Wallace Sandford
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Patent number: 10118862Abstract: A convenient and versatile method for preparing complex metal oxides is disclosed. The method uses a low temperature, environmentally friendly gel-collection method to form a single phase nanomaterial. In one embodiment, the nanomaterial consists of BaAMnBTiCOD in a controlled stoichiometry.Type: GrantFiled: March 29, 2016Date of Patent: November 6, 2018Assignee: Research Foundation of the City University of New YorkInventors: Stephen O'Brien, Shuangyi Liu, Limin Huang
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Patent number: 10062807Abstract: There is provided a method for manufacturing a nitride semiconductor template, including the steps of: growing and forming a buffer layer to be thicker than a peak width of a projection and in a thickness of not less than 11 nm and not more than 400 nm on a sapphire substrate formed by arranging conical or pyramidal projections on its surface in a lattice pattern; and growing and forming a nitride semiconductor layer on the buffer layer.Type: GrantFiled: July 8, 2015Date of Patent: August 28, 2018Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Hajime Fujikura
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Patent number: 10011498Abstract: A method of producing one of magnetite and ferrite nanoparticles comprising the step of mixing an iron containing metal chemical with a fatty acid.Type: GrantFiled: December 18, 2015Date of Patent: July 3, 2018Assignee: Board of Supervisors of Louisiana State University and Agricultural and Mechanical CollegeInventor: Weiyong Yu
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Patent number: 9975107Abstract: A multi-scaled oxygen storage material wherein cobalt element is complexed with a size of an atom or hundreds of nanometers or smaller in a ceria-zirconia solid solution and a method for preparing the same as provided. Specifically, the multi-scaled oxygen storage material contains a ceria-zirconia solid solution, a cobalt doping contained in the solid solution in the form of an atom and a cobalt-based nanocluster dispersed in the solid solution as cobalt oxide and exhibits a microstructure distinguished from that of the existing ceria-zirconia (CZO)-based oxygen storage material as well as remarkably improved oxygen storage and release ability, and the method for preparing the same is provided.Type: GrantFiled: October 19, 2016Date of Patent: May 22, 2018Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Hyoung Chul Kim, Hae Weon Lee, Byung Kook Kim, Jong Ho Lee, Ji Won Son, Kyung Joong Yoon, Jong Sup Hong, Seung Hak Song
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Patent number: 9969621Abstract: Novel methods for processing fumed metallic oxides into globular metallic oxide agglomerates are provided. The methodology may allow for fumed metallic oxide particles, such as fumed silica and fumed alumina particles, to be processed into a globular morphology to improve handling while retaining a desirable surface area. The processes may include providing fumed metallic oxide particles, combining the particles with a liquid carrier to form a suspension, atomizing the solution of suspended particles, and subjecting the atomized droplets to a temperature range sufficient to remove the liquid carrier from the droplets, to produce metallic oxide-containing agglomerations.Type: GrantFiled: May 4, 2016Date of Patent: May 15, 2018Assignee: Saudi Arabian Oil CompanyInventor: Michele Louisa Ostraat
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Patent number: 9962685Abstract: A catalyst, a hydrocarbon steam reforming catalyst, and a method for producing the same are provided. A catalytic metal containing at least Ni is supported on a composite oxide containing R, Zr, and oxygen, at a composition of not less than 10 mol % and not more than 90 mol % of R, not less than 10 mol % and not more than 90 mol % of Zr, and not less than 0 mol % and not more than 20 mol % of M (M: elements other than oxygen, R, and Zr), with respect to the total of the elements other than oxygen being 100 mol %, wherein the composite oxide has a specific surface area of 11 to 90 m2/g, and the largest peak in the wavelength range of 200 to 800 cm?1 of Raman spectrum with a full width at half maximum of 20 to 72 cm?1.Type: GrantFiled: July 6, 2015Date of Patent: May 8, 2018Assignee: SANTOKU CORPORATIONInventors: Shinya Matsuo, Tadatoshi Murota
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Patent number: 9919932Abstract: The present invention relates to a method for preparing a nickel ferrite nanoparticle composite having an inverse spinel structure obtained using a polyol process, a nickel ferrite nanoparticle composite prepared by the method, and a method for selectively binding, separating or purifying a specific protein using the nickel ferrite nanoparticle composite. The method for preparing a magnetic nanoparticle composite according to the present invention includes a one-step hydrothermal synthesis process, and thereby the magnetic nanoparticle composite can be prepared in a simple and economic manner. Also, the nickel ferrite nanoparticles synthesized by the method of the present invention can be strongly magnetic, and also exist in the form of Ni2+ in which Ni binds to a specific protein, thereby preventing loss of separability caused by additional oxidation and repeated recycling of the nanoparticles.Type: GrantFiled: March 29, 2012Date of Patent: March 20, 2018Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Gyoo Yeol Jung, Sang Woo Seo, Jinyoung Chun, Jinwoo Lee
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Patent number: 9920724Abstract: A chemical scavenging component includes a porous body that has a radical-scavenging material. The radical-scavenging material has a composition that includes cerium oxide that is chemically active with regard to oxygen-containing radicals.Type: GrantFiled: October 19, 2015Date of Patent: March 20, 2018Assignee: United Technologies CorporationInventors: Susanne M. Opalka, Haralambos Cordatos
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Patent number: 9903541Abstract: Various embodiments may relate to a device for providing electromagnetic radiation, including a radiation assembly for generating excitation radiation, and at least one conversion element for generating conversion radiation, which has at least one first phosphor and which is arranged at a distance to the radiation assembly in a beam path of the excitation radiation. As the first phosphor, a nitridosilicate of the type M2Si5N8:D is used, wherein D= activator and wherein M is selected from the group barium, strontium, calcium alone or in combination, wherein the mean grain size d50 of the phosphor is at least 10 ?m.Type: GrantFiled: June 14, 2013Date of Patent: February 27, 2018Assignee: OSRAM GmbHInventors: Daniel Bichler, Tim Fiedler
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Patent number: 9837281Abstract: A process for depositing doped aluminum nitride (doped AlN) is disclosed. The process comprises subjecting a substrate to temporally separated exposures to an aluminum precursor and a nitrogen precursor to form an aluminum and nitrogen-containing compound on the substrate. The aluminum and nitrogen-containing compound is subsequently exposed to a dopant precursor to form doped AlN. The temporally separated exposures to an aluminum precursor and a nitrogen precursor, and the subsequent exposure to a dopant precursor together constitute a doped AlN deposition cycle. A plurality of doped AlN deposition cycles may be performed to deposit a doped AlN film of a desired thickness. The dopant content of the doped AlN can be tuned by performing a particular ratio of 1) separated exposures to an aluminum precursor and a nitrogen precursor, to 2) subsequent exposures to the dopant. The deposition may be performed in a batch process chamber, which may accommodate batches of 25 or more substrates.Type: GrantFiled: May 25, 2016Date of Patent: December 5, 2017Assignee: ASM IP HOLDING B.V.Inventors: Bert Jongbloed, Dieter Pierreux, Werner Knaepen
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Patent number: 9771664Abstract: A method for removing rare earth impurities from a nickel-electroplating solution by keeping a nickel-electroplating solution containing rare earth impurities and having pH of 4.0-5.1 at 60° C. or higher for a certain period of time, and then removing precipitate generated by the heating from the nickel-electroplating solution by sedimentation and/or filtration.Type: GrantFiled: March 17, 2014Date of Patent: September 26, 2017Assignee: HITACHI METALS, LTD.Inventor: Masanao Kamachi
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Patent number: 9757711Abstract: Disclosed are a composite oxide which is capable of maintaining a large volume of pores even used in a high temperature environment, and which has excellent heat resistance and catalytic activity, as well as a method for producing the composite oxide and a catalyst for exhaust gas purification employing the composite oxide. The composite oxide contains cerium and at least one element selected from aluminum, silicon, or rare earth metals other than cerium and including yttrium, at a mass ratio of 85:15 to 99:1 in terms oxides, and has a property of exhibiting a not less than 0.30 cm3/g, preferably not less than 0.40 cm3/g volume of pores with a diameter of not larger than 200 nm, after calcination at 900° C. for 5 hours, and is suitable for a co-catalyst in a catalyst for vehicle exhaust gas purification.Type: GrantFiled: July 2, 2015Date of Patent: September 12, 2017Assignee: SOLVAY SPECIAL CHEM JAPAN, LTD.Inventors: Naotaka Ohtake, Kazuhiko Yokota
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Patent number: 9724644Abstract: The exhaust gas-purifying catalyst of the invention includes a noble metal, and crystallites that form CZ composite metal particles which serve as a carrier supporting the noble metal and contain at least zirconium (Zr) and cerium (Ce). The CZ composite oxide particles (crystallites) further contain crystal growth-suppressing fine particles which are fine metal particles comprising primarily a metallic element M that melts at 1,500° C. or above and which suppress crystal growth by the CZ composite oxide particles. The content of the metallic element M included in the CZ composite oxide particles, expressed in terms of the oxide thereof, is 0.5 mol % or less of the total oxide.Type: GrantFiled: December 4, 2014Date of Patent: August 8, 2017Assignee: CATALER CORPORATIONInventors: Satoshi Matsueda, Akimasa Hirai, Kenichi Taki
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Patent number: 9721790Abstract: A method for processing a semiconductor wafer in a single wafer processing chamber may include heating the single wafer processing chamber to a temperature in a range of 650-700° C., and forming at least one superlattice on the semiconductor wafer within the heated single wafer processing chamber by depositing silicon and oxygen to form a plurality of stacked groups of layers. Each group of layers may include a plurality of stacked base silicon monolayers defining a base silicon portion and at least one oxygen monolayer constrained within a crystal lattice of adjacent base silicon portions. Depositing the oxygen may include depositing the oxygen using an N2O gas flow.Type: GrantFiled: June 1, 2016Date of Patent: August 1, 2017Assignee: ATOMERA INCORPORATEDInventors: Robert J. Mears, Nyles Cody, Robert John Stephenson
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Patent number: 9707543Abstract: Provided is an exhaust-gas-purification catalyst carrier that contains a ceria-zirconia complex oxide having a pyrochlore phase and a novel exhaust-gas-purification catalyst carrier that exhibit excellent OSC performance at any temperature region of a low temperature (around 400° C.) and a high temperature (around 800° C.). Proposed is the exhaust-gas-purification catalyst carrier containing a ceria-zirconia complex oxide which has a pyrochlore phase and is 7.0 m2/g or more in specific surface area and in the range of 100 ? to 700 ? in crystallite size.Type: GrantFiled: August 22, 2013Date of Patent: July 18, 2017Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Takahito Asanuma, Yasuhide Yamaguchi, Yunosuke Nakahara
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Patent number: 9696436Abstract: A scintillator crystal includes a plurality of first crystal phases, and a second crystal phase covering respective side surfaces of the first crystal phases. Each of the plurality of first crystal phases is a columnar crystal that includes a perovskite type oxide material containing both Gd and Tb, and emits light by being excited by radiation. The second crystal phase includes alumina. Assuming that a, b, and c respectively represent Gd, Al, and Tb in an element ratio among them that are contained in a total amount of substance of the scintillator crystal, the element ratio is within a range defined by (a, b, c)=(0.174, 0.795, 0.031), (0.207, 0.756, 0.037), (0.213, 0.775, 0.012), and (0.194, 0.795, 0.011) as vertexes in a ternary composition diagram.Type: GrantFiled: November 20, 2015Date of Patent: July 4, 2017Assignee: Canon Kabushiki KaishaInventors: Yoshihiro Ohashi, Nobuhiro Yasui, Toru Den
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Patent number: 9659681Abstract: Disclosed is a transparent conductive thin film and an electronic device including the same. The transparent conductive thin film may include a perovskite vanadium oxide represented by Chemical Formula 1, A1-xVO3±???[Chemical Formula 1] wherein A is a Group II element, 0?x<1, and ? is a number necessary for charge balance in the oxide.Type: GrantFiled: October 30, 2014Date of Patent: May 23, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Doh Won Jung, Hee Jung Park, Chan Kwak, Byungki Ryu, Kyu Hyoung Lee
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Patent number: 9617188Abstract: A solid sintered ceramic article may include Y2O3 at a concentration of approximately 40 molar % to approximately 60 molar % and Er2O3 at a concentration of approximately 400 molar % to approximately 60 molar %. An article may include a body and a plasma resistant ceramic coating on at least one surface of the body. The plasma resistant ceramic coating comprising Y2O3 at a concentration of approximately 30 molar % to approximately 60 molar %, Er2O3 at a concentration of approximately 20 molar % to approximately 60 molar %, and at least one of ZrO2, Gd2O3 or SiO2 at a concentration of over 0 molar % to approximately 30 molar %.Type: GrantFiled: July 15, 2016Date of Patent: April 11, 2017Assignee: Applied Material, Inc.Inventors: Jennifer Y. Sun, Biraja P. Kanungo
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Patent number: 9564653Abstract: A production method for producing a fuel cell, includes spinning a precursor consisting of a salt of at least one metal chosen from Sc, Y, La, Ce, Pr, Nd, Sm, Gd, Dy, Ho, Yb, Sr, Ba, Mn, Co, Mg, and Ga, a solvent, and a macromolecular polymer to produce nanofibers of the precursor containing the salt of the metal. The method further includes calcining the nanofibers of the precursor at a temperature ranging from 550° C. to 650° C. for 2 to 4 hours, and making a solid electrolyte material composed of the nanofibers obtained from the calcining. The resulting solid electrolyte material constitutes a part of a fuel cell.Type: GrantFiled: March 6, 2015Date of Patent: February 7, 2017Assignees: Toyota Jidosha Kabushiki Kaisha, Tsinghua UniversityInventors: Wei Pan, Bin Li, Yanyi Liu, Masashi Kawai
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Patent number: 9549950Abstract: A process for making cerium-containing nanoparticles with biocompatible stabilizers is described, wherein an aqueous reaction mixture comprising cerous ion, citric acid, a stabilizer (chelator) selected from the group consisting of nitrilotriacetic acid, ethylene glycol tetraacetic acid and diethylenetriaminepentaacetic acid, and an oxidant, is provided, followed by a heating step to effectively form the nanoparticles. These biocompatible nanoparticles can be used to treat oxidative stress related diseases and events, such as ischemic stroke.Type: GrantFiled: April 25, 2014Date of Patent: January 24, 2017Assignee: CERION, LLCInventors: Bradford Michael Stadler, David Wallace Sandford
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Patent number: 9511091Abstract: Rare earth metal compounds, particularly lanthanum, cerium, and yttrium, are formed as porous particles and are effective in binding metals, metal ions, and phosphate. A method of making the particles and a method of using the particles is disclosed. The particles may be used in the gastrointestinal tract or the bloodstream to remove phosphate or to treat hyperphosphatemia in mammals. The particles may also be used to remove metals from fluids such as water.Type: GrantFiled: September 21, 2015Date of Patent: December 6, 2016Assignee: Spectrum Pharmaceuticals, Inc.Inventors: Rudi E. Moerck, Timothy Malcome Spitler, Edward A. Schauer, Jan Prochazka
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Patent number: 9481622Abstract: Methods and systems for producing butanol from carbon dioxide, and water are disclosed. In one embodiment, a method of producing butanol from carbon dioxide and water involves contacting carbon dioxide with a reaction mixture containing water and a catalyst, and heating the carbon dioxide and reaction mixture by fluctuating magnetic field. In some embodiments, the catalyst used may be FeAl2O3.Type: GrantFiled: March 17, 2015Date of Patent: November 1, 2016Assignee: Empire Technology Development LLCInventor: Arockiadoss Thevasahayam
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Patent number: 9458096Abstract: The present invention is directed to a process for the manufacture of methyl limonitrile comprising a mixture of 3,7-dimethyl-2,6-nonadiene nitrile, 3,7-dimethyl-3,6-nonadiene nitrile and 7-methyl-3-methylene-6-nonene nitrile comprising the following steps: a) reacting 6-methyl-5-octen-2-one with cyano acetic acid and removing carbon dioxide and water, wherein the reaction and the removal of carbon dioxide and water are performed in the presence of a base and a co-base 1 in an organic solvent, and wherein the organic solvent is a solvent which forms a heteroazeotrop with water; b) removing the solvent and the base of the reaction mixture obtained after having performed step a) or step c) by distillation to obtain a reaction mixture, whereby this step may optionally be performed in the presence of a co-base 2; c) isomerizing the reaction mixture obtained after having performed step a) or step b) to obtain an isomerized reaction mixture in the presence of a co-base 2; whereby step b) can be performed before orType: GrantFiled: February 11, 2013Date of Patent: October 4, 2016Assignee: DSM IP ASSETS B.V.Inventors: Angela Wildermann, Werner Bonrath, Raphael Beumer, Silke Dorn
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Patent number: 9450175Abstract: The present invention discloses a method of preparing a lead-free piezoelectric thin film comprising the steps of: providing a precursor solution comprising at least one alkali metal ion, a polyamino carboxylic acid, and an amine; depositing the precursor solution on a substrate to form a film; and annealing the film. The present invention also provides a lead-free piezoelectric thin film prepared according to the method, a precursor solution for use in the method and a method of preparing the precursor solution.Type: GrantFiled: January 22, 2015Date of Patent: September 20, 2016Assignee: Agency for Science, Technology and ResearchInventors: Phoi Chin Goh, Kui Yao
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Patent number: 9440886Abstract: A solid sintered ceramic article may include a solid solution comprising Y2O3 at a concentration of approximately 30 molar % to approximately 60 molar %, Er2O3 at a concentration of approximately 20 molar % to approximately 60 molar %, and at least one of ZrO2, Gd2O3 or SiO2 at a concentration of approximately 0 molar % to approximately 30 molar %. Alternatively, the solid sintered ceramic article a solid solution comprising 40-100 mol % of Y2O3, 0-50 mol % of ZrO2, and 0-40 mol % of Al2O3.Type: GrantFiled: November 3, 2014Date of Patent: September 13, 2016Assignee: Applied Materials, Inc.Inventors: Jennifer Y. Sun, Biraja P. Kanungo
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Patent number: 9428827Abstract: A method of manufacturing an electrically conductive mayenite compound, includes (a) preparing a body to be processed, the body to be processed including a mayenite compound or a precursor of a mayenite compound; and (b) performing a heat treatment on the body to be processed under a reducing atmosphere including an aluminum compound and carbon monoxide (CO) gas within a range of 1080° C. to 1450° C., the aluminum compound being a compound that emits aluminum oxide gas during the heat treatment on the body to be processed.Type: GrantFiled: March 17, 2015Date of Patent: August 30, 2016Assignee: Asahi Glass Company, LimitedInventors: Kazuhiro Ito, Satoru Watanabe, Toshinari Watanabe, Naomichi Miyakawa
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Patent number: 9413048Abstract: An electrochemical cell includes a housing, a fuel electrode comprising a metal fuel; an oxidant electrode spaced from the fuel electrode, having fuel electrode and oxidant facing sides, and a liquid ionically conductive medium for conducting ions between the fuel and oxidant electrodes to support electrochemical reactions thereat. The fuel and oxidant electrodes are configured to, during discharge, oxidize the metal fuel at the fuel electrode and reduce a gaseous oxidant at the oxidant electrode to generate a discharge potential difference therebetween for application to a load. The oxidant electrode includes an active layer configured to participate in the electrochemical reactions, and a current collector electrically coupled to the active layer. The oxidant electrode further includes a graphite layer comprising a mixture of graphite particles and solvophobic binder, the graphite layer providing a surface thereof for exposure to a sealant that adheres the oxidant electrode to the housing.Type: GrantFiled: November 2, 2012Date of Patent: August 9, 2016Assignee: FLUIDIC, INC.Inventors: Cody A. Friesen, Joel Hayes, Kent Berchin-Miller
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Patent number: 9376327Abstract: A ceria-zirconia base composite oxide contains a composite oxide of ceria and zirconia. In the ceria-zirconia base composite oxide, a content ratio between cerium and zirconium in the composite oxide is in a range from 43:57 to 48:52 in terms of molar ratio ([cerium]:[zirconium]). An intensity ratio of a diffraction line at 2?=14.5° to a diffraction line at 2?=29° {I(14/29) value} and an intensity ratio of a diffraction line at 2?=28.5° to the diffraction line at 2?=29° {I(28/29) value}, which are calculated from an X-ray diffraction pattern obtained by an X-ray diffraction measurement using CuKa after heating under a temperature condition of 1100° C. in air for 5 hours, respectively satisfy the following conditions: I(14/29) value?0.015, and I(28/29) value?0.08.Type: GrantFiled: April 12, 2011Date of Patent: June 28, 2016Assignees: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, TOYOTA JIDOSHA KABUSHIKI KAISHA, CATALER CORPORATIONInventors: Akira Morikawa, Kae Yamamura, Akihiko Suda, Naoki Takahashi, Oji Kuno, Takeshi Nobukawa, Akiya Chiba, Ryuta Fujii
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Patent number: 9340750Abstract: The present invention is directed to a process for the manufacture of methyl limonitrile comprising a mixture of 3,7-dimethyl-2,6-nonadiene nitrile, 3,7-dimethyl-3,6-nonadiene nitrile and 7-methyl-3-methylene-6-nonene nitrile comprising the following steps: a) reacting 6-methyl-5-octen-2-one with cyano acetic acid and removing carbon dioxide and water, wherein the reaction and the removal of carbon dioxide and water are performed in the presence of a base and a co-base in an organic solvent, wherein the base is pyridine, wherein the co-base is 1,4-diamino butane, and wherein the organic solvent is a solvent which forms a heteroazeotrop with water; b) removing the solvent and pyridine of the reaction mixture obtained after having performed step a) or step c) by distillation to obtain a reaction mixture; c) isomerizing the reaction mixture obtained after having performed step a) or step b) to obtain an isomerized reaction mixture; whereby step b) can be performed before or after step c).Type: GrantFiled: February 11, 2013Date of Patent: May 17, 2016Assignee: DSM IP ASSETS B.V.Inventors: Raphael Beumer, Werner Bonrath, Silke Dorn, Angela Wildermann
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Patent number: 9328261Abstract: A first polishing agent contains: cerium oxide particles; and water, wherein, in IR spectrum of the cerium oxide particle, a value A found by a formula below from a ratio (I/I?) between a value I of an absorbance of 3566 cm?1 and a value I? of an absorbance of 3695 cm?1, and a crystallite diameter XS, is 0.08 or less. A=(I/I?)/XS A second polishing agent contains: cerium oxide particles; and water, wherein, in the cerium oxide particle, a deviation B of a lattice constant found by a formula below from a theoretical lattice constant (a?) and a lattice constant (a) measured by powder X-ray diffraction, is ?0.16% or more.Type: GrantFiled: December 11, 2014Date of Patent: May 3, 2016Assignee: ASAHI GLASS COMPANY, LIMITEDInventors: Yuiko Yoshida, Iori Yoshida, Junko Anzai
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Patent number: 9309447Abstract: A method for recovery of cerium oxide from the abrasive waste composed mainly of cerium oxide arising from the polishing of glass substrates, said method including the steps of (i) adding to the abrasive waste an aqueous solution of a basic substance; (ii) adding to the resulting solution a precipitant, thereby forming precipitates composed mainly of cerium oxide, and removing the supernatant liquid; (iii) adding to the resulting precipitates a solution of an acid substance, thereby making said precipitate slightly acid to neutral; (iv) washing the precipitates with an organic solvent; and (v) drying and crushing the precipitates. The method males it possible to recycle abrasive waste into a pure abrasive composed mainly of cerium oxide which can be reused to polish synthetic quartz glass substrates for state-of-the-art semiconductor technology relating to photomasks and reticles.Type: GrantFiled: December 18, 2012Date of Patent: April 12, 2016Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Harunobu Matsui, Daijitsu Harada, Masaki Takeuchi
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Patent number: 9312556Abstract: A polymer electrolyte membrane having good resistance to radicals is provided. A polymer electrolyte membrane is characterized of containing organic/inorganic hybrid particles in which a surface of an inorganic particle, which is a radical scavenger, is modified with organic compounds in a polymer electrolyte. As the organic/inorganic hybrid particles in which a surface of an inorganic particle is modified with organic compounds, a radical scavenger prepared by reacting inorganic particles with organic compounds in a solvent by supercritical or subcritical hydrothermal synthesis is preferred.Type: GrantFiled: June 10, 2009Date of Patent: April 12, 2016Assignee: Toyota Jidosha Kabushiki KaishaInventors: Shinya Takeshita, Hiroshi Suzuki
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Patent number: 9249020Abstract: The present invention refers to nanocrystalline spherical ceramic oxides, to the process for the synthesis and use thereof. These oxides, obtained by detonation of a water-in-oil emulsion (W/O), besides having a spherical morphology and nanocrystallinity, show a set of complementary features, namely a particle dimension inferior to 40 ?m, bimodal particle size distribution, high purity, deagglomeration and stable crystalline stages. This set of features makes these powders particularly suitable for several applications such as coating processes, near net shape processes and, when applied in ceramics industry, they provide dense and porous ceramic objects of exceptionally high mechanical resistance.Type: GrantFiled: September 26, 2008Date of Patent: February 2, 2016Assignee: CUF-COMPANHIA UNIAO FABRIL, SGPS, S.A.Inventors: João Manuel Calado Da Silva, Elsa Marisa Dos Santos Antunes
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Patent number: 9199858Abstract: The disclosed subject matter is directed to a method for producing nanoparticles, as well as the nanoparticles produced by this method. In one embodiment, the nanoparticles produced by the disclosed method have a high defect density.Type: GrantFiled: May 25, 2011Date of Patent: December 1, 2015Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORKInventors: Siu-Wai Chan, Hongying Liang
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Patent number: 9074227Abstract: A helical fine structure of the present invention is characterized by including: a phytoplankton having a helical shape and selected from a group of cyanobacteria called Spirulina; and a surface modification layer formed on the phytoplankton. The surface modification layer includes at least one metal plating layer. Thereby, the helical fine structure can be utilized as an electric-wave shield or an absorber. Moreover, a method for producing the helical fine structure is characterized in that a prestep of a step of forming the surface modification layer on the phytoplankton having a helical shape includes a washing step with an organic solvent to remove an outer membrane from a surface of the phytoplankton.Type: GrantFiled: April 19, 2010Date of Patent: July 7, 2015Assignees: TOKYO INSTITUTE OF TECHNOLOGY, SUMITOMO METAL MINING CO., LTD.Inventors: Tomokazu Iyoda, Kaori Ito, Atsushi Yamada