The electrocatalysts were characterized by XRD, TEM, TGA and cyclic voltammetry at three different ethanol concentrations. - B330/ctry for a priority xapMM The process comprises(a) introducing at least one pentavalent vanadium compound into an organic liquid capable of reducing at least a portion of the vanadium to a valence state of +4;(b) effecting reduction of at least a portion of the vanadium to a valence state of +4;(c) contacting the vanadium with a mixed phosphorus component prior or subsequent to effecting said reduction, wherein said mixed phosphorus component comprises 75-90 weight percent orthophosphoric acid and 10-25 weight percent pyrophosphoric acid;(d) comminuting the catalyst precursor resulting from step (a)- (c);(e) introducing the catalyst precursor into water prior or subsequent to said comminuting to form an aqueous slurry; and(f) spray drying said slurry to form microspheroidal catalyst particles.The catalysts are used in the oxidation of C4-hydrocarbons, in particular n-butane to maleic anhydride. Copyright 2011 Elsevier Ltd. All rights reserved. The reaction barrier on Ir(1 0 0) was found to be 2.10 eV for CH3COOH formation, which is much higher than currently used Pd and Pt, and 0.57 eV for Csbnd C bond cleavage in CHCO species, which are comparable to Pd and Pt. H 2 O 2 ) as oxidizing agent and methanol (CH 3 OH) as reaction medium. Foram preparados coletores impregnados com xido de ferro e outros com xido de alumnio. In the presence of gaseous oxygen, lattice oxygen is rapidly restored and the main products are acetaldehyde, CO2, and water. endobj

Publication 1 - B210 for an application or B861/dnum/anum for an international application If so, we argue that this field would benefit from greater focus on improving the delivery and tissue targeting of vanadium compounds in order to minimize off-target toxicities. The identification and quantification of the reaction products were followed by Fourier transform infrared spectroscopy (FTIR) and high performance liquid chromatography (HPLC), respectively. (Canada); Inaba, Mieko [Natural Gas Technology Development Team, Teikoku Oil Co., 9-23-30 Kitakarasuyama, Setagaya-ku, Tokyo 157-0061 (Japan); Tsunoda, Tatsuo; Uchida, Kunio; Suzuki, Kunio; Hayakawa, Takashi [Institute for Materials and Chemical Process, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 5, 1-1-1 Higashi, Tsukuba 305-8565 (Japan); Takehira, Katsuomi [Department of Applied Chemistry, Faculty of Engineering, Hiroshima University, 1-4-1 Kagamiyama, Higashi-Hiroshima 739-8527 (Japan). Total number of pages en These reaction orders contrast the first-order dependence in O 2 known for pure Pt. NumberOfPages V)gB0iW8#8w8_QQj@&A)/g>'K t;\ $FZUn(4T%)0C&Zi8bxEB;PAom?W= The ozone and catalytic oxidation with ozone were simulated by pseudo-first-order kinetics model. Catalytic activity test showed that platinum well dispersed on the support enhanced the activity of oxidation of carbon monoxide. Preparation of fluidizable vanadium phosphorus oxide catalysts and use thereof in production of maleic anhydride Adobe PDF Library 8.0 o-Naphthoquinone-Catalyzed Aerobic Oxidation of Amines to (Ket)imines: A Modular Catalyst Approach. Representative is, it is possible to calculate its electron donor capacity {Lambda}. Keyword: Catalyst, CO Oxidation, Platinum. endobj Text This result indicates that, from a thermodynamics point of view, the NB/C catalyst enclosed by Pd(100 facets presented the highest activity with respect to ethanol electro-oxidation among all of the catalysts studied. A process is provided for preparing fluid bed catalysts containing the mixed oxides of vanadium and phosphorus prepared from a mixed phosphoric acid source. Finally, the model is able to discriminate between `paraffins` and olefins as reactants. (author). Kind Code - XML ST36 element: B130 for a publication or B871/kind for an international publication Such bound moisture renders the catalyst highly active and very long-lived, such that only a small quantity of it needs to be used with a CO2 laser under ambient operating conditions. Following sulfuric acid amendments Oxidative desulfurization of diesel fuel using amphiphilic quaternary ammonium phosphomolybdate catalysts, Qiu, Jianghua; Wang, Guanghui; Zeng, Danlin; Tang, Yan [College of Chemical Engineering and Technology, Wuhan University of Science and Technology, Wuhan 430081 (China); Wang, Meng; Li, Yanjun [College of Chemistry and Molecular Sciences, Wuhan University, Wuhan 430072 (China), Phosphomolybdic acid (HPMo) modified respectively with tetramethyl ammonium chloride (TMAC), dodecyl trimethyl ammonium chloride (DTAC) and hexadecyl trimethyl ammonium chloride (HTAC) as the catalysts were prepared and characterized by FT-IR, XRD and SEM. We discuss recent developments in the biological and biochemical actions of more complex vanadium derivatives, including decavanadate and in particular the growing number of oxidovanadium compounds with organic ligands. uuid:3d3c5aaf-1dd2-11b2-0a00-6851b5083600 Zhang, Yujing; Pang, Shaofeng; Wei, Zhihong; Jiao, Haijun; Dai, Xingchao; Wang, Hongli; Shi, Feng. Full Text Available Cyanide containing wastewater that discharged from gold mining process creates environmental problems due to the toxicity of cyanide. InternationalApplication

Bimetallic catalysts were then generated (1) in situ from LDH under methane reforming reaction conditions and (2) from mixed metal oxides obtained by preliminary LDH calcination. Abstract 164 0 obj Publication or Application or Priority Number - XML ST36 element: Title This may then harness their full therapeutic potential. Possible values are: bibliography, abstract, description, claims, drawings, search-report, amendment (orig. A vanadium-enriched product was obtained after carbon removal, and the vanadium content of this product was 19% by weight. Number KindCode The current mild aerobic oxidation protocol could also be applied to the oxidation of secondary amines to imines or ketimines with the help of cocatalyst, Ag 2 CO 3 , with excellent yields. This adds to the operating cost of the laser, and in airborne or space applications, it also adds to the weight penalty of the laser. DocumentSection N')].uJr Polymerization of propylene, Hydroformylation of 1-Hexene over Rh/Nano-, Electrochemical intercalation of lithium into polypyrrole/silver, Role of the acid-base properties of gallium-antimony, Ethanol electrooxidation on Pt/C and Pd/C, -cyclodextrin functionalized on glass micro-particles: A green, Response of the nitrogen-fixing lichen Lobaria pulmonaria to, Understanding of catalysis on early transition metal, Synthesis of a molecularly defined single-active site heterogeneous, Cyanide Containing Wastewater Treatment by Ozone Enhanced Catalytic, EFFECT OF IMPREGNATION PROCEDURE OF Pt/-Al2O3, Electrical properties improvement of multicrystalline silicon solar cells using a combination of porous silicon and, Power generation using spinel manganese-cobalt. patent At all ethanol concentrations, the trend observed for the ethanol oxidation peak potential was preserved as follows: NB/C < NP/C< NR/C < commercial Pd/C. <>stream These compounds exhibited a very low oxidation rate at 650 C, both in air and at a low oxygen pressure (He, 5 ppm O 2 ). external Coatings presented high compatibility with liquid sodium ( 2 ) for 360 h. - Abstract: This study focuses on the development of new protective coatings for the vanadium-based alloy V-4Cr-4Ti. 21 These calibration curves should help to find new catalysts. 2010-12-10T23:11:03+01:00 The oxidative reactions fit apparent first-order kinetics, and the apparent activation energies of DBT are much lower than those of BT. To probe the influence of Sn, we intentionally poisoned the Pt component of the nanoparticle catalysts using a CO-rich atmosphere. Correction Code - XML ST36 element: B151+B132EP - See WIPO ST50 for correction code definition We notice a significant improvement of the internal quantum efficiency (IQE) in the used multicrystalline silicon substrates. The desulfurization rate of straight-run diesel can be up to 84.4% with the recovery rate of 98.1% catalyzed by [HPMo][HTAC]{sub 2} in 2 h. When increasing the extraction times, the desulfurization rates increase, but the recovery rates of diesel decrease significantly. DocId Text DocId No teste, os solos foram mantidos com uma umidade equivalente a 150 mmHg de suco. Classification These polymaleimide derivatives can be active catalysts for the selective oxidation of heterocyclic compounds to quinoline and indole via the recycling of -C=O and -C-OH groups, which was confirmed by tracing the reaction with GC-MS using maleimide as the catalyst and by FT-IR analysis with polymaleimide as the catalyst. URI The effect of O3 dosage, salinity, initial cyanide concentration and initial pH condition were investigated. Spinel Mn-Co oxides, with an Mn/Co atomic ratios of 0.5, 1, and 2, were prepared and examined in an air cathode MFCs which was fed with a molasses-laden synthetic wastewater and operated in batch mode. The electrical properties of the treated silicon solar cells were improved noticeably as regard to the reference (untreated) sample. Applicant As one of the promising advanced oxidation process, catalytic oxidation with ozone is considered to be effective on the purification of cyanide. This study focused on the use of spinel manganese-cobalt (Mn-Co) oxide, prepared by a solid state reaction, as a cathode catalyst to replace platinum in microbial fuel cells (MFCs) applications. Pre-clinical studies involving these compounds are discussed in the anti-diabetic and anti-cancer contexts. classification-ipcr/text, or B511, B512 - See WIPO ST8 for content structure description

The differences in activation barriers, non-first-order dependence in O2, and the presence of a partially oxidized Sn indicate that the enhanced activity is due to a reaction mechanism that occurs at a Pt/Sn oxide interface present at the nanoparticle surface. - B140/date for a publication or B871/date for an international publication The apparent first-order rate constant contribution of the diatomite catalyst was 0.0757 min-1, and the contribution percentage was 65.77%. 165 0 obj Alkaline condition was especially favorable for cyanide in catalytic oxidation with ozone. EP pages) Halide-activated pack-cementation (HAPC) technique was used to develop V x Si y multilayered diffusive silicide coatings. CorrectionCode The TOF of ethanol oxidation has been calculated assuming that the amount of adsorbed ethanol and CO2 produced during temperature-programmed oxidation (TPO is a reliable indicator of the concentration of the active sites. Jouve S.A., EPO - Publication - KB, TaggedPDF v1.27 Contains list of Patent Classification symbols of the patent document - XML ST36 element: Nicholas, Mark Lee

This research mainly focuses on the recovery of vanadium from oil fly ash by carbon removal and the roast-leach process. EFFECT OF IMPREGNATION PROCEDURE OF Pt/-Al2O3 CATALYSTS UPON CATALYTIC OXIDATION OF CO. Full Text Available The oxidation of carbon monoxide by oxygen using two catalysts prepared by two different methods has been investigated.

- B110 for a publication or B871/dnum/pnum for an international publication The result suggests future directions for studying optimal complete EOR catalysts. 24 1981-12-15 A promoting effect of ruthenium on catalytic function of supported nickel was demonstrated. Survey of hydrodenitrogenation, Infrared investigation of the adsorption and reactions of methanol on a, Oxygen-assisted conversion of propane over metal and metal, Structure, activity and kinetics of supported molybdenum, Request for Information from entities interested in commercializing Laboratory-developed homogeneous, Stability and catalytic performance of vanadia supported on nanostructured titania, A new oxidimetric reagent: potassium dichromate in a strong phosphoric acid medium-VI Potentiometric titration of, Efficiency improvement of multicrystalline silicon solar cells after surface and grain boundaries passivation using, Mesoporous tungsten oxynitride as electrocatalyst for promoting redox reactions of, Synergistic effect of carbon nanofiber/nanotube composite, Hydrogen Production by Steam Reforming of Liquefied Natural Gas (LNG) Over Nickel-, Electrical conductivity of uranium-antimony, Experimental and theoretical study of the reactions between neutral, Graphite furnace atomic absorption spectrometric determination of, The mechanism of cysteine detection in biological media by means of, Selectivity and Activity of Iron Molybdate, The acidic properties of mixed tin and antimony, Studies of Deactivation of Methanol to Formaldehyde Selective, Comparison of Preparation Methods of Copper Based PGMFree Diesel-Soot, Uniformly active phase loaded selective catalytic reduction, Characterization and Electrical Response to Humidity of Sintered Polymeric Electrospun Fibers of, Development of a high-performance nanostructured V(sub2)O(sub5)/SnO(sub2), Influence of Na diffusion on thermochromism of, Catalytic incineration of CO and VOC emissions over supported metal, Biodiesel production using calcium manganese, STUDY OF EPOXIDE DECYCLISATION OF CARYOPHYLENE, Sulfidation of alumina-supported iron and iron-molybdenum, Studies of Heterogenous Palladium and Related, Annealing effects on the structural and optical properties of, Hydrogen-water deuterium exchange over metal, New antipollution processing of a used refining. Current catalysts used for ethanol oxidation reaction (EOR) cannot effectively prevent CH3COOH formation, and thus become a major hindrance for direct ethanol fuel cell applications. B01J 27/18 external 2014 Published by Elsevier Inc. Power generation using spinel manganese-cobalt oxide as a cathode catalyst for microbial fuel cell applications. EP-0056901-A2-19820804 With the yield, selectivity and conversion higher than 90% after 60 minutes of reaction, albendazole sulphoxide was obtained as major product of oxidation reaction. - B310 for a priority Number of the first page of a given DocumentSection C07C 51/25 160 0 obj external Bag Text Phosphorus collectors from filter paper and synthetic cloth coated with iron or aluminium oxide to provide phosphorus by diffusion in soils, Full Text Available Phosphorus collectors made from filter paper and synthetic cloth, were tested to evaluate their feasibility of determining the need for phosphate application. external naming covalent ionic mixed Contains abstract or an ordered list of abstracts of the patent document - XML ST36 element: 161 0 obj A predictive tool for selective oxidation of hydrocarbons: optical basicity of catalysts, Moriceau, P.; Lebouteiller, A.; Bordes, E.; Courtine, P. [Universite de Technologie de Compiegne, 60 (France). 2010-11-21T09:27:22Z Provides a structure for document identification related data Herstellung von fluidisierbaren Vanadin-Phosphoroxid-Katalysatoren und deren Verwendung zur Herstellung von Maleinsureanhydrid nQt}MA0alSx k&^>0|>_',G! Blum, Patricia Rae Dept. abstract/@lang and abstract/p - first abstract in the ordered list depends on the value of the attribute @lang in the element ep-patent-document A process is provided for preparing fluid bed catalysts containing the mixed oxides of vanadium and phosphorus prepared from a mixed phosphoric acid source. Preparation of fluidizable vanadium phosphorus oxide catalysts and use thereof in production of maleic anhydride - European Patent Office - EP 0056901 A2 A capacidade foi testada colocando-os em 2 mL de uma soluo padro de fsforo (na forma de fosfato com 0,0; 1,00; 3,00; 5,00; 7,00; 9,00 e 11;00 g.mL-1 , depois foram colocados em contato com 4 tipos de solos (Lba, LRd, Led e Ca e incubados por 0,0 e 24 horas. We report an Ir catalyst that shows great promise for a complete EOR based on density functional theory calculations using PBE functional. 154 0 obj While pure Sn is readily oxidized and is not active for CO oxidation, the addition of Sn to Pt provides an active site for O2 adsorption that is important when Pt is covered with CO. Sn oxide was identified as the active Sn species under reaction conditions by in situ ambient pressure X-ray photoelectron spectroscopy measurements.