Composition Patents (Class 204/291)
  • Patent number: 10312524
    Abstract: The present invention provides a means for improving the output performance of a battery. An electrical connection structure of the present invention includes a current collector which includes a conductive resin layer containing a polymer material and a conductive filler and a conductive member which is in electrical contact with the conductive filler.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: June 4, 2019
    Assignees: NISSAN MOTOR CO., LTD., SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie, Yusuke Mizuno, Hiroshi Fukumoto, Masatoshi Okura, Yasuhiro Shindo, Yasuhiro Tsudo
  • Patent number: 10079382
    Abstract: A method of forming an electrode in an electrochemical battery comprises: coating a reticulated substrate with a conductive material; curing the reticulated substrate coated with the conductive material; and electroplating the reticulated substrate coated with the conductive material with a desired metal material.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: September 18, 2018
    Inventors: Alvin Snaper, Jonathan Jan
  • Patent number: 10056643
    Abstract: The invention relates to a battery comprising at least a cathode current collector, a cathode, a separator, an electrolyte, an anode and an anode current collector, the cathode being disposed between the cathode current collector and the separator, and the anode being disposed between the separator and the anode current collector, the battery further comprising a sealing gasket disposed on the periphery of the cathode, of the anode and of the separator and connecting the inner peripheral edge of the cathode current collector to the inner peripheral edge of the anode current collector. Said sealing gasket is at least partly made of a viscoelastic elastomeric material.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: August 21, 2018
    Assignee: The Swatch Group Research and Development Ltd
    Inventors: Michael Stalder, Olga Reinauer, Fredy Zullig
  • Patent number: 9951413
    Abstract: A target of a nominal thickness includes molybdenum. The target has a lamellar microstructure and an oxygen content of less than 1000 ppm, preferably less than 600 ppm, and even more preferably less than 450 ppm. An electrical resistivity of the target is less than five times, preferably three times and more preferably twice the theoretical electrical resistivity of the compound.
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: April 24, 2018
    Assignee: SAINT-GOBAIN COATING SOLUTIONS
    Inventor: Dominique Billieres
  • Patent number: 9850392
    Abstract: Non-aqueous ink composition for liquid ink jet printing including: a vehicle comprising one or more organic solvent(s) liquid at ambient temperature, or one or more organic compound(s) solid at ambient temperature and liquid at the projection temperature; one or more dye(s) and/or pigment(s); a binder, comprising at least one binding resin consisting of a copolymer of vinylidene chloride and of at least one other monomer, in solution at ambient temperature in the organic solvent(s) or in solution at the projection temperature in the organic compound(s). A method for marking substrates, supports or objects includes projection onto the substrates, supports or objects of the ink composition by a liquid ink jet printing technique. A substrate, support or object, particularly flexible substrate, is provided with a marking obtained by drying and/or absorption of the composition.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: December 26, 2017
    Assignee: MARKEM-IMAJE HOLDING
    Inventor: Pierre De Saint-Romain
  • Patent number: 9802153
    Abstract: Disclosed herein is a system and method for sulphur-assisted carbon capture and utilization. The system includes a sulphur depolarized electrolyser (SDE) for receiving electricity, H2O and SO2 and for electrolysing the H2O and SO2 to produce hydrogen and sulphuric acid (H2SO4), a decomposition reactor for receiving and decomposing the H2SO4 into SO3 and H2O, wherein the H2O is recycled to the SDE, a sulphur submerged combustor for converting the SO3 to SO2 and producing Sn vapor, a sulphur power plant for combusting Sn vapor to produce SO2, electricity and heat and for supplying the SO2 and the electricity to the SDE and for supplying the heat to the decomposition reactor. The hydrogen is delivered to a carbon capture and utilization facility. An optional Flue Gas Desulphurisation (FGD) regenerable system removes SO2 from flue gas, a CO2 converter generates COS, and a separator separates the COS from the flue gas.
    Type: Grant
    Filed: June 6, 2016
    Date of Patent: October 31, 2017
    Inventor: Bogdan Wojak
  • Patent number: 9520240
    Abstract: A lithium titanium oxide (LTO)/carbon composite, a preparation method for the LTO/carbon composite, a negative electrode material using the LTO/carbon composite, and a hybrid super capacitor using the negative electrode material are disclosed. The lithium titanium oxide (LTO)/carbon composite is formed to insert a carbon-based additive into a plurality of voids formed on the LTO granules, thereby improving the electrical conductivity.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: December 13, 2016
    Assignee: SAMHWA CAPACITOR CO., LTD.
    Inventors: Young Joo Oh, Jung Rag Yoon, Kyung Min Lee, Byung Gwan Lee
  • Patent number: 9178218
    Abstract: A hyper-branched polymer, which is a product obtained by performing condensation polymerization reaction of a hyper-branched polymer composition including a diisocyanate-based compound and a dihydroxyamine-based compound, a cross-linked hyper-branched polymer, an electrode and electrolyte membrane for a fuel cell including the hyper-branched polymer or the cross-linked hyper-branched polymer, and a fuel cell including the electrode and the electrolyte membrane.
    Type: Grant
    Filed: February 2, 2011
    Date of Patent: November 3, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SNU R&DB FOUNDATION
    Inventors: Seong-woo Choi, Cheol-hee Ahn, Jung-ock Park, So-young Park
  • Patent number: 9090982
    Abstract: The invention relates to a cathode for electrolytic processes provided with a catalytic coating based on ruthenium crystallites with highly controlled size falling in a range of 1-10 nm. The coating can be produced by physical vapor deposition of a ruthenium or ruthenium oxide layer.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: July 28, 2015
    Assignee: INDUSTRIE DE NORA S.P.A.
    Inventors: Christian Urgeghe, Stefania Mora, Antonio Lorenzo Antozzi
  • Publication number: 20150111130
    Abstract: A method for formulating a ceramic power for producing a proton-conducting electrolytic membrane for an electrochemical cell, includes forming a suspension of a previously synthesized, unprocessed ceramic powder in a solvent having a hydrogen potential greater than 7 so as to produce a slip, the unprocessed ceramic powder including agglomerates consisting of a plurality of ceramic grains, crushing the agglomerates contained in the slip so as to reduce the agglomerates, and drying the slip so as to mechanically separate the agglomerates from the solvent and recover the dried agglomerates.
    Type: Application
    Filed: December 26, 2012
    Publication date: April 23, 2015
    Inventors: Béatrice Sala, Frédéric Grasset, Dominique Goeuriot, Baroudi Bendjeriou
  • Publication number: 20150105244
    Abstract: An electrode material for a direct fuel cell or an electrochemical hydrogenation electrolytic tank, includes component A, or component B, or the mixture of component A and component B. The component A is any one of or a mixture of two or more than two of HnNb2O5, HnV2O5, HnMoO3, HnTa2O5 or HnWO3 at any ratio, where 0<n?4. The component B is any one of or a mixture of two or more than two of Nb2O5, V2O5, MoO3, Ta2O5, WO3 at any ratio.
    Type: Application
    Filed: December 19, 2014
    Publication date: April 16, 2015
    Inventors: Hansong Cheng, Chaoqun Han, Ming Yang, Gang Ni, Liang Huang, Libin Pei
  • Publication number: 20150075975
    Abstract: Compositions for making wettable cathodes to be used in aluminum electrolysis cells are disclosed. The compositions generally include titanium diboride (TiB2) and metal additives, The amount of selected metal additives may result in production of electrodes having a tailored density and/or porosity, The electrodes may be durable and used in aluminum electrolysis cells.
    Type: Application
    Filed: November 21, 2014
    Publication date: March 19, 2015
    Inventors: Douglas A. Weirauch, JR., Lance M. Sworts, Brian J. Tielsch, Robert A. DiMilia
  • Patent number: 8956525
    Abstract: Disclosed are electrolysis catalysts formed from cobalt, oxygen and buffering electrolytes (e.g. fluoride). They can be formed as a coating on an anode by conducting an electrolysis reaction using an electrolyte containing cobalt and an anionic buffering electrolyte. The catalysts will facilitate the conversion of water to oxygen and hydrogen gas at a range of mildly acidic conditions. Alternatively, these anodes can be used with cathodes that facilitate other desirable reactions such as converting carbon dioxide to methanol.
    Type: Grant
    Filed: November 29, 2010
    Date of Patent: February 17, 2015
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: James B. Gerken, Shannon S. Stahl
  • Publication number: 20140302421
    Abstract: The invention relates to an electrode for an electrochemical cell which exhibits good electron conductivity and good chemical conductivity, as well as good cohesion with the solid electrolyte of the electrochemical cell. To do this, this electrode is made from a ceramic, which is a perovskite doped with a lanthanide having one or more degrees of oxidation and with a complementary doping element taken from the following group: niobium, tantalum, vanadium, phosphorus, arsenic, antimony, bismuth.
    Type: Application
    Filed: October 10, 2012
    Publication date: October 9, 2014
    Applicant: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.)
    Inventors: Béatrice Sala, Frédéric Grasset, Elodie Tetard, Kamal Rahmouni, Abdelkader Sirat, Dominique Goeuriot, Baroudi Bendjeriou, Hisasi Takenouti
  • Patent number: 8696877
    Abstract: The invention relates to a cathode for hydrogen evolution in electrolysis cells, for instance chlor-alkali cells or cells for producing chlorate or hypochlorite, obtained starting from a substrate of nickel or other conductive material galvanically coated with nickel co-deposited with an amorphous molybdenum oxide.
    Type: Grant
    Filed: June 2, 2011
    Date of Patent: April 15, 2014
    Assignee: Industrie de Nora S.p.A.
    Inventors: Nedeljko Krstajic, Vladimir Jovic, Antonio Lorenzo Antozzi
  • Publication number: 20140000697
    Abstract: Nanonet-based hematite hetero-nanostructures (100) for solar energy conversions and methods of fabricating same are disclosed. In an embodiment, a hetero-nanostructure (100) includes a plurality of connected and spaced-apart nanobeams (110) linked together at an about 90° angle, the plurality of nanobeams (110) including a conductive silicide core having an n-type photo-active hematite shell. In an embodiment, a device (1100) for splitting water to generate hydrogen and oxygen includes a first compartment (1120) having a two-dimensional hetero-nanostructure (1125), the hetero-nanostructure having a plurality of connected and spaced-apart nanobeams, each nanobeam substantially perpendicular to another nanobeam, the plurality of nanobeams including an n-type photoactive hematite shell having a conductive core; and a second compartment (1110) having a p-type material (1115), wherein the first compartment (1120) and the second compartment (1110) are separated by a semi-permeable membrane.
    Type: Application
    Filed: January 13, 2012
    Publication date: January 2, 2014
    Applicant: The Trustees of Boston College
    Inventors: Dunwei Wang, Yongjing Lin, Sa Zhou
  • Patent number: 8613848
    Abstract: A device for the concurrent oxygen generation and control of carbon dioxide for life support system involves two stages, where a first stage removes CO2 from an exhalent side of a ventilation loop and a second stage employs Ceramic Oxygen Generators (COGs) to convert CO2 into carbon and O2. The first stage includes a plurality of chambers and means to switch the ventilation loop through at least one of the chambers, where CO2 removal is carried out before discharge of the CO2 depleted gas to an inhalant side of the ventilation loop, and to exclude the ventilation loop from the remaining chambers of the first stage, where these chambers are placed in communication with the second stage. The second stage has two portions separated by the COGs such that CO2 and the formed carbon remain on an intake portion from the O2 rich atmosphere on the exhaust side, which is plumbed via a metering valve to introduce the O2 rich atmosphere to the inhalant side of the ventilation loop.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: December 24, 2013
    Assignee: University of Florida Research Foundation, Inc.
    Inventors: Eric D. Wachsman, Keith L. Duncan, Helena Hagelin-Weaver
  • Patent number: 8595921
    Abstract: An electrode is formed using a sanding mechanism to condition the surface of the electrode for electrochemical purposes. Hazardous particles emitted during sanding are captured using jetted liquid, and may be recycled for later use. The sanded surface provides increased electrode lifespan and lead oxide adherence.
    Type: Grant
    Filed: November 17, 2010
    Date of Patent: December 3, 2013
    Assignee: RSR Technologies, Inc.
    Inventors: Timothy W. Ellis, Matthew Burr
  • Patent number: 8580091
    Abstract: A composition and method of manufacture of electrodes having controlled electrochemical activity to allow the electrodes to be designed for a variety of electro-oxidation processes. The electrodes are comprised of a compact coating deposited onto a conductive substrate, the coating being formed as multiple layers of a mixture of one or more platinum group metal oxides and one or more valve metal oxides. The formation of multiple layers allows the concentrations of platinum group metal and valve metal to be varied for each layer as desired for an application. For example, an electrode structure can be manufactured for use as an anode in electroplating processes, such that the oxidation of the organic additives in the electrolyte is markedly inhibited. Another electrode can be manufactured to operate at high anodic potentials in aqueous electrolytes to generate strong oxidants, e.g., hydrogen peroxide or ozone.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: November 12, 2013
    Assignee: Water Star, Inc.
    Inventors: Marilyn J. Niksa, Andrew J. Niksa
  • Publication number: 20130277209
    Abstract: The present invention provides: an oxidation reaction electrode that generates oxygen by oxidizing water; and a reduction reaction electrode that synthesizes a carbon compound by reducing carbon dioxide. The two electrodes are electrically connected. Also, the reduction reaction electrode (1) synthesizes a carbon compound by reducing carbon dioxide in a water-containing liquid using radiated light energy.
    Type: Application
    Filed: December 27, 2011
    Publication date: October 24, 2013
    Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    Inventors: Shunsuke Sato, Takeo Arai, Takeshi Morikawa, Keiko Uemura, Tsutomu Kajino, Tomiko Mori
  • Publication number: 20130180848
    Abstract: A water splitting oxygen evolving catalyst including: a metal oxide particle including a metal oxide represented by Formula 1: Co1?xMxOY ??Formula I wherein M is at least one selected from Al, In, Ga, Si, and Sn, x and y respectively satisfy the inequalities 0?x<0.5 and 1<y<2, and the metal oxide particle is in the form of a flake.
    Type: Application
    Filed: July 30, 2012
    Publication date: July 18, 2013
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Jeong-hee LEE, Tae-gon KIM, Tae-hyung KIM, Seoung-jae IM
  • Patent number: 8486240
    Abstract: A corrosion-resistant ceramic electrode material includes ceramic particles and, present between them, a three-dimensional network electroconducting path composed of a reductively fired product of a carbon-containing polymeric compound. This material is manufactured by a method in which a polymerization reaction of a polymerizable monomer previously contained in a ceramic slurry is performed to gel the ceramic slurry to thereby give a green body; and after drying and degreasing, the green body is fired in a reducing atmosphere.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: July 16, 2013
    Assignee: National University Corporation Nagoya Institute of Technology
    Inventors: Masayoshi Fuji, Minoru Takahashi, Jingjun Liu, Hideo Watanabe, Takashi Shirai
  • Patent number: 8486238
    Abstract: Disclosed herein is a surface renewable iridium oxide-glass or ceramic composite hydrogen ion electrode and, more particularly, a surface renewable iridium oxide-glass or ceramic composite hydrogen ion electrode, which has a long life due to its excellent physical strength, pH dependency approximate to a theoretical value (59 mV/pH unit), and high surface renewability, and a method of manufacturing the same. The iridium oxide composite hydrogen ion electrode according to the present invention is effective in that, when the electrode is contaminated or inactivated, the surface of the electrode can be regenerated through a simple grinding process because the electrode has high surface renewability, unlike conventional electrodes.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: July 16, 2013
    Assignee: Konkuk University Industrial Cooperation Corp.
    Inventors: Jong Man Park, Ji Young Kim
  • Patent number: 8465633
    Abstract: The present invention relates to a process for activating a diamond-based electrode, which includes a step consisting in subjecting, in the presence of an aqueous solution containing an ionic electrolyte, said electrode to an alternately cathodic and anodic polarization potential, of increasing amplitude so as to obtain an anodic and cathodic current density of between 10 ?A/cm2 and 1 mA/cm2. The present invention also relates to a diamond-based electrode activated by said process and to the uses thereof.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: June 18, 2013
    Assignee: Commissariat a l'Energie Atomique
    Inventors: Jacques De Sanoit, Emilie Vanhove
  • Publication number: 20130112548
    Abstract: The invention relates to an electrode for an electrochemical cell, which is either a piece of a monocrystal grown from doped titanium dioxide or which contains a multiplicity of monocrystals grown from doped titanium dioxide.
    Type: Application
    Filed: November 2, 2012
    Publication date: May 9, 2013
    Applicant: PRO AQUA DIAMANTELEKTRODEN PRODUKTION GMBH & CO KG
    Inventor: PRO AQUA DIAMANTELEKTRODEN PRODUKTI
  • Patent number: 8430997
    Abstract: The present invention relates to an electrode that includes an electrically conducting substrate based on a valve metal having a main proportion of titanium, tantalum or niobium, and an electrocatalytically active coating comprising up to 50 mol % of a noble metal oxide or noble metal oxide mixture and at least 50 mol % of titanium oxide. The coating includes a minimum proportion of oxides of anatase structure determined by a ratio of the signal height of the most intensive anatase reflection in an x-ray diffractogram (CuK? radiation) after subtraction of a linear background to the signal height of the most intensive rutile reflection in the same diffractogram, wherein the ratio is at least 0.6.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: April 30, 2013
    Assignee: Bayer MaterialScience AG
    Inventors: Ruiyong Chen, Vinh Trieu, Harald Natter, Rolf Hempelmann, Andreas Bulan, Jürgen Kintrup, Rainer Weber
  • Patent number: 8425740
    Abstract: The present invention provides an excellent durable cathode for hydrogen generation, which has a low hydrogen overvoltage and reduced dropping-off of a catalyst layer against the reverse current generated when an electrolyzer is stopped, and a method for producing the same. The present invention provides a cathode for hydrogen generation having a conductive base material and a catalyst layer formed on the conductive base material, wherein the catalyst layer includes crystalline iridium oxide, platinum and iridium-platinum alloy.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: April 23, 2013
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Takeaki Sasaki, Akiyasu Funakawa, Tadashi Matsushita, Toshinori Hachiya
  • Patent number: 8366891
    Abstract: A metallic oxygen evolving anode for electrowinning aluminum by decomposition of alumina dissolved in a cryolite-based molten electrolyte, and operable at anode current densities of 1.1 to 1.3 A/cm2, comprises an alloy of nickel, iron, manganese, optionally copper, and silicon. Preferably, the alloy is composed of 64-66 w % Ni; Iron; 25-27 w % Fe; 7-9 w % Mn; 0-0.7 w % Cu; and 0.4-0.6 w % Si. The weight ratio Ni/Fe is in the range 2.1 to 2.89, preferably 2.3 to 2.6, the weight ratio Ni/(Ni+Cu) is greater than 0.98, the weight ratio Cu/Ni is less than 0.01, and the weight ratio Mn/Ni is from 0.09 to 0.15. The alloy surface can comprise nickel ferrite produced by pre-oxidation of the alloy. The alloy, optionally with a pre-oxidized surface, can be coated with an external coating comprising cobalt oxide CoO.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: February 5, 2013
    Assignee: Rio Tinto Alcan International Limited
    Inventor: Thinh Trong Nguyen
  • Patent number: 8366890
    Abstract: The invention relates to an electrode formulation comprising a catalytic layer containing tin, ruthenium, iridium, palladium and niobium oxides applied to a titanium or other valve metal substrate. A protective layer based on titanium oxide modified with oxides of other elements such as tantalum, niobium or bismuth may be interposed between the substrate and the catalytic layer. The thus obtained electrode is suitable for use as an anode in electrolysis cells for chlorine production.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: February 5, 2013
    Assignee: Industrie de Nora S.p.A.
    Inventors: Christian Urgeghe, Alexander Morozov, Alice Calderara, Dino Floriano Di Franco, Antonio Lorenzo Antozzi
  • Patent number: 8361288
    Abstract: Compositions, electrodes, systems, and/or methods for water electrolysis and other electrochemical techniques are provided. In some cases, the compositions, electrodes, systems, and/or methods are for electrolysis which can be used for energy storage, particularly in the area of energy conversion, and/or production of oxygen, hydrogen, and/or oxygen and/or hydrogen containing species. In some embodiments, the water for electrolysis comprises at least one impurity and/or at least one additive which has little or no substantially affect on the performance of the electrode.
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: January 29, 2013
    Assignee: Sun Catalytix Corporation
    Inventors: Steven Y. Reece, Arthur J. Esswein, Kimberly Sung, Zachary I. Green, Daniel G. Nocera
  • Patent number: 8357271
    Abstract: The present invention aims to provide a zinc electrowinning anode capable of inhibiting manganese compound deposition on the anode and a cobalt electrowinning anode capable of inhibiting cobalt oxyhydroxide deposition on the anode. The zinc electrowinning anode according to the present invention is a zinc electrowinning anode having an amorphous iridium oxide-containing catalytic layer formed on a conductive substrate, and the zinc electrowinning method according to the present invention is an electrowinning method using that electrowinning anode. Also, the cobalt electrowinning anode according to the present invention is an electrowinning anode having an amorphous iridium oxide or ruthenium oxide-containing catalytic layer formed on a conductive substrate, and the cobalt electrowinning method according to the present invention is an electrowinning method using that electrowinning anode.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: January 22, 2013
    Assignee: The Doshisha
    Inventor: Masatsugu Morimitsu
  • Patent number: 8349154
    Abstract: The invention relates to modified electrodes for ER fluids prepared by adding a rough, wear-resisting, and low conductive modified layer on the surface of metallic electrodes. The material for the modified layer can be at least one from diamond, alumina, titanium dioxide, carborundum, titanium nitride, nylon, polytetrafluoroethylene, adhesive, and adhesive film. Through the addition of the modified layer, the adhesion of the ER fluid to electrodes is increased so that the shear stress measured near the plates is close to the intrinsic value, which makes the ER fluid applicable, while reducing the leakage current and increasing the breakdown voltage of the ER fluid equipment.
    Type: Grant
    Filed: June 15, 2007
    Date of Patent: January 8, 2013
    Assignee: Institute of Physics, Chinese Academy of Sciences
    Inventors: Kunquan Lu, Rong Shen, Xuezhao Wang
  • Publication number: 20120305408
    Abstract: Disclosed are electrolysis catalysts formed from cobalt, oxygen and buffering electrolytes (e.g. fluoride). They can be formed as a coating on an anode by conducting an electrolysis reaction using an electrolyte containing cobalt and an anionic buffering electrolyte. The catalysts will facilitate the conversion of water to oxygen and hydrogen gas at a range of mildly acidic conditions. Alternatively, these anodes can be used with cathodes that facilitate other desirable reactions such as converting carbon dioxide to methanol.
    Type: Application
    Filed: November 29, 2010
    Publication date: December 6, 2012
    Inventors: James B. Gerken, Shannon S. Stahl
  • Patent number: 8313624
    Abstract: An inert anode material for use in electrolytic processes comprises calcium ruthenate. [Note that the nominal formula for this compound is CaRuO3, although different stoichiometries may apply in practice].
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: November 20, 2012
    Assignee: Green Metals Limited
    Inventors: Derek John Fray, Gregory Russlan Doughty
  • Publication number: 20120279872
    Abstract: The present invention utilizes the marriage of photocatalytic degradation and electrochemical oxidation to provide wastewater remediation and water purification based on the use of bifunctional electrodes. The bifunctional electrode provides for combined photocatalytic and electrochemical wastewater remediation for removing any one or combination of organic chemical pollutants, inorganic chemical pollutants and microorganisms. The electrode includes an electronically conducting substrate having a photocatalyst applied to a portion of the surface, the photocatalyst having a bandgap energy (Eg), and an electrocatalyst applied to another portion of the surface. Under illumination the photocatalyst produces electron-hole pairs which are separated by an anodic bias potential applied across the photocatalyst. The same bias is applied across the electrocatalyst.
    Type: Application
    Filed: May 19, 2010
    Publication date: November 8, 2012
    Applicant: LAKEHEAD UNIVERSITY
    Inventors: Aicheng Chen, Robert Matthew Asmussen, Min Tian
  • Publication number: 20120267242
    Abstract: The present invention relates to a spherical electrode and to a spherical electrode cell, and more particularly, to a method for forming an electrode on an ion-exchange resin or forming an electrolysis cell on an ion-exchange resin. The spherical electrode or spherical electrolysis cell of the present invention can be used for: electrolysis reactors, for example in hydrolysis for producing hydrogen and oxygen gas; for the production of oxidants by means of the electrolysis of electrolytes such as a sodium chloride solution and sodium chlorite; or fuel cells that generate electricity using oxygen and hydrogen.
    Type: Application
    Filed: November 26, 2009
    Publication date: October 25, 2012
    Applicants: ELCHEM TECH CO, LTD.
    Inventors: Sang Bong Moon, Tae-Lim Lee, Eun-Soo Kim, Yun-Ki Choi
  • Publication number: 20120267240
    Abstract: A photoelectrode including at least one polymer layer is provided. The at least one polymer layer defines the surface of the photoelectrode, or it defines an interlayer within the photoelectrode. The polymer layer can be made of a non-conductive polymer and have a thickness of 100 nm or less.
    Type: Application
    Filed: October 26, 2010
    Publication date: October 25, 2012
    Applicant: Agency for Science Technology and Research
    Inventors: Lin Ke, Surani Bin Dolmanan, Szu Cheng Lai
  • Patent number: 8273241
    Abstract: A sensor utilizing a non-leachable or diffusible redox mediator is described. The sensor includes a sample chamber to hold a sample in electrolytic contact with a working electrode, and in at least some instances, the sensor also contains a non-leachable or a diffusible second electron transfer agent. The sensor and/or the methods used produce a sensor signal in response to the analyte that can be distinguished from a background signal caused by the mediator. The invention can be used to determine the concentration of a biomolecule, such as glucose or lactate, in a biological fluid, such as blood or serum, using techniques such as coulometry, amperometry; and potentiometry. An enzyme capable of catalyzing the electrooxidation or electroreduction of the biomolecule is typically provided as a second electron transfer agent.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: September 25, 2012
    Assignee: Abbott Diabetes Care Inc.
    Inventors: Benjamin J. Feldman, Adam Heller, Ephraim Heller, Fei Mao, Joseph A. Vivolo, Jeffery V. Funderburk, Fredric C. Colman, Rajesh Krishnan
  • Patent number: 8257575
    Abstract: An ammonia gas sensor is disclosed that includes a reference electrode, an ammonia selective sensing electrode and an electrolyte disposed therebetween. The ammonia sensing electrode comprises vanadium silicide, vanadium oxysilicide, vanadium carbide, vanadium oxycarbide, vanadium nitride, or vanadium oxynitride.
    Type: Grant
    Filed: July 21, 2010
    Date of Patent: September 4, 2012
    Assignee: Delphi Technologies, Inc.
    Inventor: Da Yu Wang
  • Patent number: 8257576
    Abstract: An ammonia gas sensor is disclosed that includes a reference electrode, an ammonia selective sensing electrode and an electrolyte disposed therebetween. The ammonia sensing electrode comprises an oxide material characterized by the formula CewAxLyVOz wherein L is lanthanum or another lanthanide element other than cerium, A is one or more other metals, and w, x, y and z are numbers indicative of atomic proportion with w ranging from about 0.001 to about 4 x ranging from 0 to about 0.8, y ranging from about 0.001 to about 4, and z with a range to balance the existence of Cew, Ax, Ly and V.
    Type: Grant
    Filed: July 21, 2010
    Date of Patent: September 4, 2012
    Assignee: Delphi Technologies, Inc.
    Inventor: Da Yu Wang
  • Publication number: 20120208226
    Abstract: In one form, a mutant fructosyl amino acid oxidase modified at an amino acid residue involved in a proton relay system is provided. The mutant fructosyl amino acid oxidase has reduced oxidase activity while substantially maintaining its dehydrogenase activity. Other forms include an assay device and assay method for measuring glycated protein. Still, other forms include unique methods, techniques, systems and devices involving a mutant fructosyl amino acid oxidase.
    Type: Application
    Filed: February 3, 2012
    Publication date: August 16, 2012
    Inventors: Kazunori Ikebukuro, Sode Koji
  • Publication number: 20120202235
    Abstract: In one form, a fructosyl peptidyl oxidase derived from a budding yeast Phaeosphaeria nodorum for assaying a glycated protein in a sample is provided. The fructosyl peptidyl oxidase has higher activity toward fructosyl valine as well as fructosyl valyl histidine, and may be useful in assaying HbA1c with higher sensitivity and specificity. Still, other forms include unique methods, techniques, systems and devices involving a fructosyl peptidyl oxidase.
    Type: Application
    Filed: February 3, 2012
    Publication date: August 9, 2012
    Inventors: Kazunori Ikebukuro, Sode Koji
  • Patent number: 8236146
    Abstract: A photoelectrochemical cell (100) includes: a semiconductor electrode (120) including a conductor (121) and an n-type semiconductor layer (122); a counter electrode (130) connected electrically to the conductor (121); an electrolyte (140) in contact with the surfaces of the n-type semiconductor layer (122) and the counter electrode (130); and a container (110) accommodating the semiconductor electrode (120), the counter electrode (130) and the electrolyte (140). The photoelectrochemical cell (100) generates hydrogen by irradiation of the n-type semiconductor layer (122) with light.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: August 7, 2012
    Assignee: Panasonic Corporation
    Inventors: Takaiki Nomura, Takahiro Suzuki, Kenichi Tokuhiro, Tomohiro Kuroha, Noboru Taniguchi, Kazuhito Hatoh, Shuzo Tokumitsu
  • Publication number: 20120186982
    Abstract: The present invention relates to a modified tungsten oxide having an atomic concentration of 0.5 to 7.0%, preferably from 2.0 to 5.0%, of nitrogen atoms in lattice position, with respect to the total number of atoms of the oxide, having a surface morphology, detectable by means of a scanning electron microscope, characterized by nanostructures in the form of vermiform or branched open swellings, preferably having a length ranging from 200 to 2,000 nm, and a width ranging from 50 to 300 nm, having an appearance similar to Rice Krispies. The present invention also relates to a process for the preparation of the above oxide by the anodization of metallic tungsten, and also a photoanode comprising the above oxide.
    Type: Application
    Filed: July 8, 2010
    Publication date: July 26, 2012
    Applicant: ENI S.p.A
    Inventors: Laura Meda, Alessandra Tacca, Carlo Alberto Bignozzi, Stefano Caramori, Vito Cristino
  • Patent number: 8226805
    Abstract: An insoluble anode for metal wire electroplating capable of simultaneously electroplating a plurality of metal wires and uniformalizing the electroplating amounts of the metal wires stably for a long time. For realizing these, a plurality of insoluble electrode plates are disposed in a parallel alignment to be placed sandwiching a plurality of wire travel paths from both sides. A plurality of the insoluble electrode plates are tightened and fixed by through-bolts at a plurality of places along the travel path direction. A conductive spacer is interposed in each gap between the insoluble electrode plates at a tightening part by the through-bolt and also a conductive member is provided so as to contact all the electrode plates and the conductive spacers.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: July 24, 2012
    Assignees: Daiso Co., Ltd., Bridgestone Corporation
    Inventors: Kenji Kawaguchi, Ryuichi Otogawa, Kenichi Murakami, Yuji Nakamura
  • Patent number: 8216436
    Abstract: The embodiments disclosed herein relate to hetero-nanostructures for efficient solar energy conversions, and more particularly to the fabrication of titanium dioxide hetero-nanostructures and methods of using same for water splitting. In an embodiment, a hetero-nanostructure includes a plurality of connected and spaced-apart nanobeams linked together at an about 90-degree angle, the plurality of nanobeams including a conductive silicide core having an n-type photoactive titanium dioxide shell.
    Type: Grant
    Filed: August 25, 2009
    Date of Patent: July 10, 2012
    Assignee: The Trustees of Boston College
    Inventors: Dunwei Wang, Yongjing Lin
  • Patent number: 8211278
    Abstract: Compositions for making wettable cathodes to be used in aluminum electrolysis cells are disclosed. The compositions generally include titanium diboride (TiB2) and metal additives. The amount of selected metal additives may result in production of electrodes having a tailored density and/or porosity. The electrodes may be durable and used in aluminum electrolysis cells.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: July 3, 2012
    Assignee: Alcoa Inc.
    Inventors: Douglas A. Weirauch, Jr., Lance M. Sworts, Brian J. Tielsch, Robert A. DiMilia
  • Patent number: 8206571
    Abstract: The present invention claims a method for forming [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species. The present invention also provides for an apparatus for forming [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species. Kit claims for formation of [18F] fluoride complexes suitable for performing radio-labelling reactions to generate [18F] fluorinated species are also provided.
    Type: Grant
    Filed: June 26, 2007
    Date of Patent: June 26, 2012
    Assignee: GE Healthcare Limited
    Inventor: Alan Peter Clarke
  • Patent number: 8183174
    Abstract: A method for preparing a metal-doped ruthenium oxide material by heating a mixture of a doping metal and a source of ruthenium under an inert atmosphere. In some embodiments, the doping metal is in the form of iridium black or lead powder, and the source of ruthenium is a powdered ruthenium oxide. An iridium-doped or lead-doped ruthenium oxide material can perform as an oxygen evolution catalyst and can be fabricated into electrodes for electrolysis cells.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: May 22, 2012
    Assignee: California Institute of Technology
    Inventors: Thomas I. Valdez, Sekharipuram R. Narayanan
  • Patent number: 8129076
    Abstract: To accelerate a film formation rate in forming a negative electrode active material film by vapor deposition using an evaporation source containing Si as a principal component, and to provide an electrode for lithium batteries which is superior in productivity, and keeps the charge and discharge capacity at high level are contemplated. The method of manufacturing an electrode for lithium batteries of the present invention includes the steps of: providing an evaporation source containing Si and Fe to give a molar ratio of Fe/(Si+Fe) being no less than 0.0005 and no greater than 0.15; and vapor deposition by melting the evaporation source and permitting evaporation to allow for vapor deposition on a collector directly or through an underlying layer. The electrode for lithium batteries of the present invention includes a collector, and a negative electrode active material film which includes SiFeyOx (wherein, 0<x<2, and 0.0001?y/(1+y)?0.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: March 6, 2012
    Assignee: Panasonic Corporation
    Inventors: Satoshi Shibutani, Yuko Ogawa, Kazuyoshi Honda