Oxygen Containing Patents (Class 205/436)
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Patent number: 9130227Abstract: A photonic crystal electrical property indicator for a battery comprising: an electrically conductive working electrode and an electrically conductive counter electrode; an electrically-responsive photonic crystal material in contact with at least one of said first and second electrically conductive electrodes; an ionically conductive electrolyte provided between the working and counter electrodes; and electrical conductors for connecting the indicator to terminals of the battery; wherein the photonic crystal material has a reflectance spectrum that is responsive to a change in at least one electrical property of the battery, thereby providing an optically detectable indication of the at least one electrical property of the battery.Type: GrantFiled: March 4, 2009Date of Patent: September 8, 2015Assignee: OPALUX INCORPORATEDInventors: Andre Arsenault, Geoffrey Alan Ozin
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Publication number: 20150018199Abstract: Disclosed are WC/CNT, WC/CNT/Pt composite material and preparation process therefor and use thereof. The WC/CNT/Pt composite material comprises mesoporous spherical tungsten carbide with diameter of 1-5 microns, carbon nanotubes and platinum nanoparticles, with the carbon nanotubes growing on the surface of the mesoporous spherical tungsten carbide and expanding outward, and the platinum nanoparticles growing on the surfaces of the mesoporous spherical tungsten carbide and carbon nanotubes. The WC/CNT composite material comprises mesoporous spherical tungsten carbide with diameter of 1-5 microns, and carbon nanotubes growing on the surface of the mesoporous spherical tungsten carbide and expanding outward. The WC/CNT/Pt composite material can be used as an electro-catalyst in a methanol flue battery, significantly improving the catalytic conversion rate and the service life of the catalyst.Type: ApplicationFiled: December 14, 2012Publication date: January 15, 2015Inventors: Chun-An Ma, Zhao-Yang Chen, Wen-Feng Lin, You-Qun Chu
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Publication number: 20140251821Abstract: Methods, equipment, and reagents for preparing organic compounds using custom electrolytes based on different ionic liquids in electrolytic decarboxylation reactions are disclosed.Type: ApplicationFiled: March 12, 2014Publication date: September 11, 2014Applicant: Ceramatec, Inc.Inventors: Sai Bhavaraju, James Mosby, Patrick McGuire, Mukund Karanjikar, Daniel Taggart, Jacob Staley
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Publication number: 20140034506Abstract: Methods and systems for electrochemically generating an oxidation product and a reduction product may include one or more operations including, but not limited to: receiving a feed of at least one organic compound into an anolyte region of an electrochemical cell including an anode; at least partially oxidizing the at least one organic compound at the anode to generate at least carbon dioxide; receiving a feed including carbon dioxide into a catholyte region of the electrochemical cell including a cathode; and at least partially reducing carbon dioxide to generate a reduction product at the cathode.Type: ApplicationFiled: September 25, 2013Publication date: February 6, 2014Applicant: Liquid Light, Inc.Inventors: Kyle Teamey, Jerry J. Kaczur, Narayanappa Sivasankar, Paul Majsztrik, Emily Barton Cole, Andrew B. Bocarsly
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Patent number: 8623964Abstract: A room temperature crosslinkable polymer system comprising an anhydride containing polymer and an oxyalkylene amine and a polymer electrolyte derived therefrom are prepared and employed as ion conducting materials for batteries such as lithium ion battery, solar cells and electrochromic devices is disclosed.Type: GrantFiled: September 19, 2011Date of Patent: January 7, 2014Assignee: BASF SEInventors: Zhiquang Song, Suruliappa G. Jeganathan, Jacqueline Lau, Rakesh Gupta
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Patent number: 8591730Abstract: An ultraviolet reactor for treating a fluid. The reactor includes a vessel having an inlet for receiving fluid and an outlet for discharging fluid. The reactor further includes an ultraviolet light source and baffle plates. The baffle plates include holes arranged in a predetermined pattern for providing plug flow in areas in the reactor near the ultraviolet light source.Type: GrantFiled: July 28, 2010Date of Patent: November 26, 2013Assignee: Siemens Pte. Ltd.Inventors: Zhee Min Jimmy Yong, David Stibitz, Bruce Lee Coulter, Michael Scott Hoosier
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Patent number: 8524066Abstract: Methods and systems for electrochemical production of urea are disclosed. A method may include, but is not limited to, steps (A) to (B). Step (A) may introduce carbon dioxide and NOx to a solution of an electrolyte and a heterocyclic catalyst in an electrochemical cell. The divided electrochemical cell may include an anode in a first cell compartment and a cathode in a second cell compartment. The cathode may reduce the carbon dioxide and the NOx into a first sub-product and a second sub-product, respectively. Step (B) may combine the first sub-product and the second sub-product to produce urea.Type: GrantFiled: September 3, 2010Date of Patent: September 3, 2013Assignee: Liquid Light, Inc.Inventors: Narayanappa Sivasankar, Emily Cole, Kyle Teamey, Andrew Bocarsly
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Patent number: 8152988Abstract: The present invention provides methods and apparatus for the preparation of nitrogen fertilizers including ammonium nitrate, urea, urea-ammonium nitrate, and/or ammonia, at low temperature and pressure, preferably at ambient temperature and pressure, utilizing a source of carbon, a source of nitrogen, and/or a source of hydrogen or hydrogen equivalent.Type: GrantFiled: August 28, 2008Date of Patent: April 10, 2012Assignee: Energy & Enviromental Research Center FoundationInventors: Ted R. Aulich, Edwin S. Olson, Junhua Jiang
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Patent number: 7972492Abstract: Disclosed is a process for the electrochemical transformation of a compound to form a product, the process comprising (i) effecting the transformation in the presence of an electrolyte comprising at least one room temperature ionic liquid, wherein the ionic liquid is air-stable and moisture-stable, (ii) recovering the product, and optionally (iii) recovering the ionic liquid. The process can be used to effect the electrochemical transformation of a wide range of organic compounds.Type: GrantFiled: July 8, 2002Date of Patent: July 5, 2011Assignee: The Queen's University of BelfastInventors: William R. Pitner, Kenneth R. Seddon, Kenneth M. Stack, Alan Curzons, Richard Freer
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Publication number: 20110120880Abstract: Methods and apparatus for the preparation of nitrogen fertilizers including ammonium nitrate, urea, urea-ammonium nitrate, and/or ammonia, at low temperature and pressure, preferably at ambient temperature and pressure, utilizing a source of carbon, a source of nitrogen, and/or a source of hydrogen or hydrogen equivalent.Type: ApplicationFiled: October 15, 2010Publication date: May 26, 2011Inventors: Junhua Jiang, Alexey Ignatchenko, Ted R. Aulich
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Publication number: 20110114503Abstract: Methods and systems for electrochemical production of urea are disclosed. A method may include, but is not limited to, steps (A) to (B). Step (A) may introduce carbon dioxide and NOx to a solution of an electrolyte and a heterocyclic catalyst in an electrochemical cell. The divided electrochemical cell may include an anode in a first cell compartment and a cathode in a second cell compartment. The cathode may reduce the carbon dioxide and the NOx into a first sub-product and a second sub-product, respectively. Step (B) may combine the first sub-product and the second sub-product to produce urea.Type: ApplicationFiled: September 3, 2010Publication date: May 19, 2011Applicant: LIQUID LIGHT, INC.Inventors: Narayanappa Sivasankar, Emily Cole, Kyle Teamey, Andrew Bocarsly
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Publication number: 20110105760Abstract: The present invention relates to a process for preparing substituted 2-aminobiphenyls and to a process for preparing (Het)arylamides of such 2-aminobiphenyls.Type: ApplicationFiled: July 3, 2009Publication date: May 5, 2011Applicant: BASF SEInventors: Michael Keil, Michael Rack, Thomas Zierke, Markus Heinrich, Alexander Wetzel
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Patent number: 7767073Abstract: Use of an organic compound salt of general formula A-XY??(I) wherein A means an organic residue, X means a charged group and Y means a counter-ion, as a reagent in an electrochemical reaction and organic compound salt corresponding to the formula R1R2ZC-T-Q-XY wherein X is a charged group, Y is a counter-ion, Z is a group capable of being substituted, R1 and R2 mean organic residues, T means a group containing a hetero atom selected among N-R4, O and S, and Q means a connecting group linking the hetero atom and the charged group.Type: GrantFiled: September 10, 2003Date of Patent: August 3, 2010Assignee: Solvay S.A.Inventors: Roland Callens, Frank Becu, Frans Borremans, Franky Fant
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Publication number: 20090057161Abstract: The present invention provides methods and apparatus for the preparation of nitrogen fertilizers including ammonium nitrate, urea, urea-ammonium nitrate, and/or ammonia, at low temperature and pressure, preferably at ambient temperature and pressure, utilizing a source of carbon, a source of nitrogen, and/or a source of hydrogen or hydrogen equivalent.Type: ApplicationFiled: August 28, 2008Publication date: March 5, 2009Applicant: ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATIONInventors: Ted R. Aulich, Edwin S. Olson, Junhua Jiang
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Publication number: 20090038953Abstract: A method for the electrochemical synthesis of dinitro compounds is disclosed. The method comprises using an anode to oxidize an inactive chemical mediator, such as a ferrocyanide (Fe(CN)6?4) ion, to an active chemical mediator or oxidizing agent, such as a ferricyanide (Fe(CN)6?3) ion, in the presence of a differential voltage. The oxidizing agent reacts with a nitro compound and a nitrite ion to form a geminal dinitro compound. The anode may continuously oxidize ferrocyanide to regenerate active ferricyanide, thus keeping sufficient amounts of ferricyanide available for reaction.Type: ApplicationFiled: August 8, 2007Publication date: February 12, 2009Inventors: Tedd Edward Lister, Robert Vincent Fox
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Patent number: 6916953Abstract: Process for preparing organic isocyanates, which comprises the steps (a) making available a first partial amount of chlorine, with the chlorine of this first partial amount having a content of free and bound bromine and iodine of <400 ppm; (b) making available a second partial amount of chlorine; (c) reacting the first and second partial amounts of chlorine with carbon monoxide to form phosgene; (d) reacting the phosgene from step (c) with one or more primary amines to form the corresponding isocyanates and hydrogen chloride; (e) separating off and, if necessary, purifying the isocyanates formed in step (d); (f) separating off and, if necessary, purifying the hydrogen chloride formed in step (d); (g) catalytically oxidizing at least part of the hydrogen chloride separated off in step (e) by means of oxygen to form chlorine; (h) separating off the chlorine formed in step (g) and using at least a partial amount of the chlorine which has been separated off as second partial amount of chlorine in step (b).Type: GrantFiled: August 27, 2002Date of Patent: July 12, 2005Assignee: BASF AktiengesellschaftInventors: Christian Walsdorff, Martin Fiene, Eckhard Ströfer, Klaus Harth, Jan D. Jacobs, Filip Deberdt
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Publication number: 20010037947Abstract: Methods of forming low molecular weight oligomers of aniline-based compounds are provided as well as methods of forming varied molecular weight oligomers and polymers that are aniline-based which are end-functionalized and capable of being reacted with other monomeric species to form a variety of copolymers. The oligomers, end-functionalized oligomers and copolymers exhibit corrosion-resistant properties and provide corrosion-resistant compounds for use on various substrates.Type: ApplicationFiled: January 5, 2001Publication date: November 8, 2001Inventors: Yen Wei, Chuncai Yang, Tianzhong Ding, Xinru Jia, Danliang Jin, Jui-Ming Yeh, Jianguo Wang
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Patent number: 6294069Abstract: A process for the preparation of chiral 2-aryl or 2-heterocyclyl-propionic acids of the formula wherein the substituents are as defined in the specification.Type: GrantFiled: January 27, 2000Date of Patent: September 25, 2001Assignee: Centre National de la Recherche ScientifiqueInventors: Muriel Durandetti, Isabelle Lachaise, Jean-Yves Nedelec, Jacques Perichon
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Patent number: 6214196Abstract: A method of producing a bisphosphine oxide by performing a koble electrolysis coupling reaction to a phosphine oxide carboxylic acid represented by the general formula (1): wherein the bisphosphine oxide is represented by the following general formula (2):Type: GrantFiled: August 9, 1999Date of Patent: April 10, 2001Assignee: Nippon Chemical Industrial Co., Ltd.Inventors: Masashi Sugiya, Hiroyuki Nohira
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Patent number: 6010612Abstract: A process and a system produces isocyanate and converts anhydrous hydrogen chloride, which is a by-product of isocyanate production, to chlorine gas in an electrochemical cell. The chlorine is recycled to the isocyanate process. Any unreacted anhydrous hydrogen chloride may be recycled to the electrochemical cell. By recycling the anhydrous hydrogen chloride and the chlorine, the process and system are able to reduce the cost of producing isocyanate. In addition, this process and system process eliminate or at least substantially minimize the problems associated with disposal of anhydrous hydrogen chloride by turning it into a useful starting material in the isocyanate process.Type: GrantFiled: October 1, 1997Date of Patent: January 4, 2000Assignee: E.I. du Pont de Nemours and CompanyInventors: Francisco Jose Freire, Bruce Arthur Kaiser, Vinci Martinez Felix, Dennie Turin Mah, James Arthur Trainham, Clarence Garlan Law, Jr., John Scott Newman
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Patent number: 5700364Abstract: A process for synthesizing the compounds ##STR1## wherein X is halo, consists of, at a minimum, electrochemical oxidation of the allyl acetonide reactant with halide salt in an aqueous system, the desired compounds being useful as intermediates for the synthesis of inhibitors of renin or HIV protease or other proteases.Type: GrantFiled: October 30, 1996Date of Patent: December 23, 1997Assignee: Merck & Co., Inc.Inventor: Kai Rossen
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Patent number: 5578190Abstract: A process for preparing glyphosate and other secondary amines of related structure in which a precursor primary amine such as aminomethylphosphonic acid is condensed with glyoxylic acid, or a related aldehyde compound, and the condensation product reduced without isolation to produce the desired product.Type: GrantFiled: April 7, 1995Date of Patent: November 26, 1996Assignee: Monsanto CompanyInventors: Thomas E. Rogers, Lowell R. Smith
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Patent number: 5558754Abstract: A method for preparing 3-alkyl-2,6-dichloroacylanilides by electrolytic debromination of 3-alkyl-4-bromo-2,6-dichloroacylanilides.A method for preparing a 3-alkyl-2,6-dichloroacylanilide of the formula I ##STR1## in which R.sup.1, R.sup.2 are, independently of one another, (C.sub.1 -C.sub.4)-alkyl, by bromoalkylacylanilides of the formula II ##STR2## in which R.sup.1, R.sup.2 have the above-specified meaning, being electrolytically debrominated.Type: GrantFiled: November 29, 1994Date of Patent: September 24, 1996Assignee: Hoechst AktiengesllschaftInventor: Thomas Karcher
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Patent number: 5518588Abstract: The present invention relates to a method for preparing 3-aminopyridines from 3-nitropyridines, in which the nitropyridines are reduced electrochemically in acidic solution.Type: GrantFiled: September 30, 1994Date of Patent: May 21, 1996Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Ulrich Fechtel, Karlheinz Wembacher, Heinz-Hermann Bokel