Plural Metal Containing Patents (Class 423/420.2)
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Patent number: 11913125Abstract: A layered double hydroxide (LDH) material, methods for using the LDH material to catalyse the oxygen evolution reaction (OER) in a water-splitting process and methods for preparing the LDH material. The LDH material includes nickel, iron and chromium species and possesses a sheet-like morphology including at least one hole.Type: GrantFiled: November 5, 2018Date of Patent: February 27, 2024Assignees: NEWSOUTH INNOVATIONS PTY LIMITED, KOHODO HYDROGEN ENERGY PTY LTDInventors: Chuan Zhao, Xin Bo
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Patent number: 11708280Abstract: The present invention provides a method of preparing an MOF-coated monocrystal ternary positive electrode material. Firstly, a solution A of nickel, cobalt and manganese metal salts, an ammonia complexing agent solution and a caustic soda liquid are added to a reactor for reaction to obtain a precursor core; then, an organic carboxylate is dissolved in an amount of an organic solvent to obtain a solution B; the solution B and a manganese metal salt solution with a given concentration are added to the reactor and aged to obtain an MOF-coated core-shell structure precursor; the core-shell structure precursor is pre-sintered at a low temperature to obtain a nickel-cobalt-manganese oxide with monocrystal structure; the nickel-cobalt-manganese oxide with monocrystal structure is uniformly mixed with LiOH·H2O in a mortar and then calcined at a high temperature to obtain an MOF-coated monocrystal ternary positive electrode material.Type: GrantFiled: June 24, 2022Date of Patent: July 25, 2023Assignees: GEM CO., LTD., JINGMEN GEM CO., LTD.Inventors: Kaihua Xu, Zhenkang Jiang, Kun Zhang, Xiaofei Xue, Cong Li, Haibo Sun, Kang Chen, Jun Li, Liangjiao Fan
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Patent number: 11482700Abstract: A positive electrode active material for a nonaqueous electrolyte secondary battery includes a lithium-nickel-cobalt-zinc composite oxide powder that contains lithium (Li); nickel (Ni); cobalt (Co); element M, which is at least one element selected from the group consisting of manganese (Mn), vanadium (V), magnesium (Mg), molybdenum (Mo), niobium (Nb), silicon (Si), titanium (Ti), and aluminum (Al); and zinc (Zn). A molar element ratio (Li:Ni:Co:M) of the lithium-nickel-cobalt-zinc composite oxide powder satisfies Li:Ni:Co:M=z:(1-x-y):x:y (where 0.95?z?1.10, 0.05?x?0.35, and 0?y?0.10); a zinc content with respect to Li, Ni, Co, the element M, and oxygen in the lithium-nickel-cobalt-zinc composite oxide powder is greater than or equal to 0.01 mass % and less than or equal to 1.5 mass %; and at least a part of a surface of the lithium-nickel-cobalt-zinc composite oxide powder includes a zinc solid-solved region where zinc is solid-solved.Type: GrantFiled: July 31, 2017Date of Patent: October 25, 2022Assignee: SUMITOMO METAL MINING CO., LTD.Inventors: Motoaki Saruwatari, Hiroko Oshita, Kazuomi Ryoshi
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Patent number: 11242460Abstract: Surface-modified layered double hydroxides (LDHs) are disclosed, as well as processes by which they are made, and uses of the LDHs in composite materials. The surface-modified LDHs of the invention are more organophilic than their unmodified analogues, which allows the LDHs to be incorporated in a wide variety of materials, wherein the interesting functionality of LDHs may be exploited.Type: GrantFiled: November 15, 2017Date of Patent: February 8, 2022Inventors: Dermot O'Hare, Jean-Charles Buffet, Chunping Chen, Kanittika Ruengkajorn, Anchalee Wongariyakawee
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Patent number: 10226760Abstract: A method for producing a shaped Cu—Zn catalyst for hydrogenating organic compounds containing a carbonyl function. The shaped catalyst is suitable for hydrogenating aldehydes, ketones and also carboxylic acids and/or their esters, fatty acids and/or their esters, such as fatty acid methyl esters, to the corresponding alcohols, dicarboxylic anhydrides, such as maleic anhydride (MAn), or esters of diacids to dialcohols, such as butanediol. The present invention further relates to Cu—Zn catalysts obtainable by the production method.Type: GrantFiled: March 19, 2015Date of Patent: March 12, 2019Assignee: CLARIANT INTERNATIONAL LTD.Inventors: Martin Paulus, Frank Grossmann, Karl-Heinz Stadler
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Patent number: 9907816Abstract: There is provided a granular material comprising (i) at least 50% by weight based on the weight of the granular material of solid water-insoluble mixed metal compound capable of binding phosphate of formula (I): MII1-x.MIIIx(OH)2An?y.zH2O (I) where MII is at least one of magnesium, calcium, lanthanum and cerium; MII is at least iron(III); An is at least one n-valent anion; x=?ny, 0<x?0.67, 0<y?1, and 0?z<10; (ii) from 3 to 12% by weight based on the weight of the granular material of non-chemically bound water, and (iii) no greater than 47% by weight based on the weight of the granular material of excipient.Type: GrantFiled: January 22, 2015Date of Patent: March 6, 2018Assignee: OPKO IRELAND GLOBAL HOLDINGS, LTD.Inventors: Ruth Diane Pennell, Maurice Sydney Newton, James David Morrison, Alexis John Toft, Nigel Peter Rhodes
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Double fortified salt composition containing iron and iodine and process for the preparation thereof
Patent number: 9675098Abstract: The present invention relates to stable and white iron fortification and iron+iodine double fortification agents, their preparation and use in fortification of salt. These agents help overcome the normal difficulties encountered in iron and iodine fortification such as low iodine stability on storage, development of colour and odour, and use of unwanted additives to impart stability. In one of the invented products, both iron and iodine coexist in stable manner in the same matrix which allow for a more uniform distribution of iodine. The process of preparation is demonstrated to be scalable and utilizes commonly available raw materials which would enable the products to be synthesized in affordable manner.Type: GrantFiled: March 4, 2013Date of Patent: June 13, 2017Assignee: Council of Scientific & Industrial ResearchInventors: Jatin Rameshchandra Chunawala, Pushpito Kumar Ghosh, Maheshkumar Ramniklal Gandhi, Satish Hariray Mehta, Mrunalben Vinodray Sheth, Dibyendu Mondal -
Patent number: 9475705Abstract: The present invention belongs to the synthesis technology field of inorganic functional materials, and particularly provides a self-balanced high-pressure and high-shear autoclave and its application in the preparation of layered double hydroxides (LDHs). In this invention, by imbedding the handpiece of emulsification mill into the autoclave, and by taking the motor driving system outside of the autoclave, the pressure of the autoclave can be highly stable by the use of self-balanced seal gland. These characters solve the problem that the typical emulsification mill cannot be used in high-pressure system, and ensure the crystallization under the high-pressure and high-shear conditions. Such autoclave takes the advantages of additional equipment, and eliminates the volume effect in the amplification process. By the use of this new autoclave, the reaction time can be shorten from 24 hours to 2-6 hours, the reaction temperature can be reduced from 180° C. to 140° C.Type: GrantFiled: May 21, 2013Date of Patent: October 25, 2016Assignees: BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY, JIANGYIN RUIFA CHEMICAL CO., LTD.Inventors: Yanjun Lin, Kaitao Li, Bo Ning, Dianqing Li, Xue Duan, Chenfa Wen, Xuchang Tan
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Publication number: 20150093317Abstract: A novel method for making a CO2 capture agent is provided. The capture agent is made of a calcium/iron salt. The capture agent is prevented from degradation at high temperature. The capture agent is fit to be used at various temperatures in high CO2 densities for achieving high CO2 capture capacity, environmental protection and low power consumption.Type: ApplicationFiled: September 30, 2013Publication date: April 2, 2015Applicant: Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.O.C.Inventors: Ching-Tsung Yu, San-Yuan Chen, Wei-Chin Chen, Po-Hsueh Chang
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Publication number: 20150079298Abstract: Coating a metallic surface with at least one of a pretreatment composition prior to organic coating, with a passivation composition without intent for subsequent organic coating, with a pretreatment primer composition, with a primer composition, with a paint composition and with an electrocoating composition, wherein the coating composition includes particles on a base of at least one layered double hydroxide (LDH) phase characterized by the general formula [M2+(1±0.5)?x(M3+,M4+)x(OH)2±0.75]An?x/n.mH2O.Type: ApplicationFiled: April 17, 2013Publication date: March 19, 2015Inventors: Mario Ferreira, Mikhail Zheludkevich, Joáo Tedim, Valérie Gandubert, Thomas Schmidt-Hansberg, Theo Hack, Sonja Nixon, Dominik Raps, Diana Becker, Sven Schröder
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Patent number: 8951493Abstract: A material compound comprising MgO. CaCO3 as a solid solution of MgO and CaCO3. and a method of fabricating the same.Type: GrantFiled: October 23, 2006Date of Patent: February 10, 2015Assignee: Calix Ltd.Inventors: Mark Geoffrey Sceats, Patricia Richardson
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Publication number: 20150037237Abstract: A process for producing hydrotalcite particles having an average secondary particle diameter of 1 to 100 nm. The production process is to produce hydrotalcite particles having an average secondary particle diameter measured by a frequency analyzing method of 1 to 100 nm, comprising reacting a mixed aqueous solution of a magnesium salt and an aluminum salt with an alkali substance and an interlaminar anion in a forced thin-film type micro-reactor having a reactive site clearance of 1 to 30 ?m, wherein the molar ratio of the alkali substance to the total of metal magnesium and metal aluminum is 2 to 15.Type: ApplicationFiled: March 25, 2013Publication date: February 5, 2015Inventors: Tsukasa Nakamura, Yusuke Kurogi
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Publication number: 20150030522Abstract: To obtain metal agglomerate having stable particle sizes and substantially spherical shapes, the method allows, by a circulation unit, a flow of a liquid containing metal to pass through a processing vessel and an external circulation path, and a part of the liquid from the processing vessel to be extracted to an outside in a substantially continuous manner so as to return to the processing vessel after it goes through the external circulation path, sets a flow velocity in the external circulation path to be 1 m/second or more, and injects at least a part of a liquid concentrate containing a reactant to be newly added into the external circulation path.Type: ApplicationFiled: December 21, 2012Publication date: January 29, 2015Applicant: TSUKISHIMA KIKAI CO., LTD.Inventors: Yo Doya, Hidenori Goto
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Publication number: 20150010652Abstract: Hydrotalcite particles having an extremely small average secondary particle diameter and a production process therefor. A resin composition comprising hydrotalcite fine particles and having excellent transparency and a molded article thereof. The hydrotalcite fine particles have an average secondary particle diameter measured by a dynamic light scattering method of 5 to 100 nm.Type: ApplicationFiled: March 25, 2013Publication date: January 8, 2015Applicant: Kyowa Chemical Industry Co., Ltd.Inventors: Yusuke Kurogi, Tsukasa Nakamura, Shigeo Miyata
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Publication number: 20140341797Abstract: The invention provides a system for preparing specific sized particles, the system comprising a continuous stir tank reactor adapted to receive reactants; a centrifugal dispenser positioned downstream from the reactor and in fluid communication with the reactor; a particle separator positioned downstream of the dispenser; and a solution stream return conduit positioned between the separator and the reactor. Also provided is a method for preparing specific sized particles, the method comprising introducing reagent into a continuous stir reaction tank and allowing the reagents to react to produce product liquor containing particles; contacting the liquor particles with a centrifugal force for a time sufficient to generate particles of a predetermined size and morphology; and returning unused reagents and particles of a non-predetermined size to the tank.Type: ApplicationFiled: April 30, 2014Publication date: November 20, 2014Inventors: Gregory K. Krumdick, Young Ho Shin, Kaname Takeya
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Patent number: 8754002Abstract: A dry material is synthesized by alkali metal (Li, Na and K) promoted calcium aluminate carbonates to obtain a CO2 sorbent used at a temperature higher than 600 Celsius degrees (° C.). The key composition of the sorbents is 52˜69% of CaO, which is beneficial to capture CO2 at 400˜800° C. A breakthrough result is achieved by using this sintering-resistant sorbent, which includes the features of 50% initial carbonation capacity and 20 folds CO2 capturing performance maintained after 40˜60 hours. Besides, alkali bearing material provides good velocity in CO2 capturing/releasing cycles; for example, by using Li and K series sorbents, 40 hours is required for 40 cycles only.Type: GrantFiled: July 11, 2011Date of Patent: June 17, 2014Assignee: Institute of Nuclear Energy Research, Atomic Energy CouncilInventors: Ching-Tsung Yu, Chi-Hung Wang, Yau-Pin Chyou
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METHOD OF PREPARING NANO METAL SALT AND ABSORPTION LAYER OF SOLAR CELL UTILIZING THE NANO METAL SALT
Publication number: 20140162398Abstract: Disclosed is a method of preparing a nano metal salt, including providing a metal cation solution, and providing hydroxide anions and carbonate anions to the metal cation solution to precipitate a nano metal salt. The nano metal salt has the hydroxide anion and the carbonate anion. The nano metal salt can be used to prepare an absorption layer of a solar cell.Type: ApplicationFiled: June 6, 2013Publication date: June 12, 2014Inventor: Chien-Chih CHIANG -
Publication number: 20140127117Abstract: A method for preparing a suspension of LDH particles comprises the steps of preparing LDH precipitates by coprecipitation to form a mixture of LDH precipitates and solution; separating the LDH precipitates from the solution; washing the LDH precipitates to remove residual ions; mixing the LDH precipitates with water; and subjecting the mixture of LDH particles and water from step (d) to a hydrothermal treatment step by heating to a temperature of from greater than 80° C. to 150° C. for a period of about 1 hour to about 48 hours to form a well dispersed suspension of LDH particles in water.Type: ApplicationFiled: January 10, 2014Publication date: May 8, 2014Applicant: The University of QueenslandInventors: GAOQING LU, ZHIPING XU
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Publication number: 20140120180Abstract: A mixed metal compound for pharmaceutical use is free from aluminium and has a phosphate binding capacity of at least 30%, by weight of the total weight of phosphate present, over a pH range of from 2-8. The compound is especially useful for treatment of hyperphosphataemia. The metals are preferably iron (III) and at least one of calcium, magnesium, lanthanum and cerium. A metal sulphate for pharmaceutical use is selected from at least one of calcium, lanthanum and cerium sulphate compounds and has a phosphate binding capacity of at least 30% by weight of the total phosphate present, over a pH range from 2-8.Type: ApplicationFiled: October 28, 2013Publication date: May 1, 2014Applicant: CYTOCHROMA DEVELOPMENT INC.Inventors: Norman Bryson Roberts, Maurice Webb Chester, Benjamin Joseph
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Publication number: 20140072501Abstract: An engineered process of manufacturing a carbon capturing agent calcium aluminum carbonate Ca—Al—CO3 includes steps of mixing, solid-liquid separation, drying and extrusion, crushing and conveying, and calcined molding. The acid bath of Ca+2 and Al+3 is mixed with the alkaline bath of Na2CO3 and NaOH while stirring to form slurry which are then subject to solid-liquid separation to obtain a filtrated cake. The filtrated cake is place into a drying and extrusion device to obtain granular material. The granular material is placed in a conveying and crushing equipment to obtain a powder material. The powder material is calcined at furnace for forming a Ca—Al—CO3, which is nano-layered composite with high porosity. Thereby, the preparation of a solid sorbent can be scale up under systematically controlled with yield of at least batches of kilograms used in medium-high temperature (400˜800° C.) CO2 capture.Type: ApplicationFiled: September 13, 2012Publication date: March 13, 2014Applicant: ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCHInventors: Ching-Tsung Yu, Yau-Pin Chyou, Wei-Chin Chen, Wun-Syong Chen
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Patent number: 8506854Abstract: The present invention relates to a stabilizer system for halogenated polymers comprising, as component (A), calcium monocarbonatohydroxodialuminate of the formula (A) CamAl2(OH)6+2(m-1)CO3*nH2O??(A), where m=from 3.8 to 4.2, and n=from 0 to 3, and, as component (B), a catena-2,2?,2?-nitrilotrisethanolperchloratolithium or -sodium coordination polymer (B1) with a monomer unit of the formula where Mt=Li or Na, An=OClO3 and q=1, and/or a quaternary or ternary ammonium or phosphonium perchlorate (B2). The present invention further relates to compositions and articles comprising these stabilizer systems, and to the use of the systems and compositions.Type: GrantFiled: August 4, 2008Date of Patent: August 13, 2013Assignee: Nabaltec AGInventors: Trupti Dave, Wolfgang Wehner
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Patent number: 8491858Abstract: In some embodiments, the invention provides systems and methods for removing carbon dioxide and/or additional components of waste gas streams, comprising contacting the waste gas stream with an aqueous solution, removing carbon dioxide and/or additional components from the waste gas stream, and containing the carbon dioxide and/or additional components, in one form or another, in a composition. In some embodiments, the composition is a precipitation material comprising carbonates, bicarbonates, or carbonates and bicarbonates. In some embodiments, the composition further comprises carbonate and/or bicarbonate co-products resulting from co-processing SOx, NOx, particulate matter, and/or certain metals. Additional waste streams such as liquid, solid, or multiphasic waste streams may be processed as well.Type: GrantFiled: October 5, 2011Date of Patent: July 23, 2013Assignee: Calera CorporationInventors: William Randall Seeker, Brent Constantz, Vinod Khosla
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Publication number: 20130172642Abstract: The present invention relates to hydrotalcite-like compounds, wherein Pd2+ occupies at least part of the octahedral sites in the brucite-like layers. According to another aspect, the invention is concerned with methods of converting these hydrotalcite-like compounds into materials comprising particles, in particular nanoparticles, of an ordered intermetallic compound of palladium and at least one constituent metal of the palladium-modified hydrotalcites. Moreover, the invention pertains to the material obtainable by the conversion method, the use of the material as a catalyst, and a process for the selective hydrogenation of alkyne(s) to the corresponding alkene(s) using the material as a hydrogenation catalyst.Type: ApplicationFiled: February 23, 2011Publication date: July 4, 2013Applicant: Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.Inventors: Malte Behrens, Antje Ota, Robert Schlögl, Marc Armbruster, Juri Grin
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Patent number: 8435910Abstract: The invention has for its object to provide a preparation method for preparing an anion-exchangeable LDH by decarbonation of a carbonate ion type LDH, which makes sure de carbonation is implemented with safety in a continuous manner while crystal shape, crystal structure and crystallinity are kept intact. The invention provides a preparation method for preparing an anion-exchangeable, layered double hydroxide wherein a carbonate ion type layered double hydroxide (LDH) having a composition represented by a general formula: QxR(OH)z(CO32?)0.5-y/2(X?)y.nH2O where x is indicative of a numeral range of 1.8?x?4.Type: GrantFiled: December 2, 2008Date of Patent: May 7, 2013Assignee: National Institute for Materials ScienceInventors: Nobuo Iyi, Takayoshi Sasaki
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Patent number: 8409540Abstract: Disclosed is a method of preparing hydrotalcite having superior anion exchange capability and heat stability by forming a seed so that CO32? ions are located to be maximally stable between Mg—Al layers and then conducting primary crystallization and secondary crystallization.Type: GrantFiled: November 17, 2008Date of Patent: April 2, 2013Inventors: Oh Young Kwon, Im Sun Her
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Publication number: 20130015399Abstract: A dry material is synthesized by alkali metal (Li, Na and K) promoted calcium aluminate carbonates to obtain a CO2 sorbent used at a temperature higher than 600 Celsius degrees (° C.). The key composition of the sorbents is 52˜69% of CaO, which is beneficial to capture CO2 at 400˜800° C. A breakthrough result is achieved by using this sintering-resistant sorbent, which includes the features of 50% initial carbonation capacity and 20 folds CO2 capturing performance maintained after 40˜60 hours. Besides, alkali bearing material provides good velocity in CO2 capturing/releasing cycles; for example, by using Li and K series sorbents, 40 hours is required for 40 cycles only.Type: ApplicationFiled: July 11, 2011Publication date: January 17, 2013Applicant: ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCHInventors: Ching-Tsung Yu, Chi-Hung Wang, Yau-Pin Chyou
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Patent number: 8287764Abstract: The invention relates to coated particles comprising a core material and a shell and wherein said core material is an organic compound and wherein said shell comprises a layered double hydroxide comprising a hydroxide or an organic anion as charge-balancing anion.Type: GrantFiled: July 20, 2009Date of Patent: October 16, 2012Assignee: Akzo Nobel N.V.Inventors: Cornelis Elizabeth Johannus Van Lare, Auke Gerardus Talma, Hendrika Petronella Maria Verlaan-Hooft
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Patent number: 8211397Abstract: Disclosed herein are a manganese carbonate useful as a material for spinel-type LiMn2O4, having a spherical morphology, and a method of preparing the same. The spheric manganese carbonate has a high packing density and shows superior lifetime characteristics, leading to spinel-type LiMn2O4 resistant to structural changes and having superior lifetime characteristics.Type: GrantFiled: March 30, 2006Date of Patent: July 3, 2012Assignee: SK Innovation Co., LtdInventors: Yang Kook Sun, Doo Kyun Lee, Sang Ho Park
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Patent number: 8114374Abstract: In a preferred embodiment, the invention relates to a process of sequestering carbon dioxide. The process comprises the steps of: (a) reacting a metal silicate with a caustic alkali-metal hydroxide to produce a hydroxide of the metal formerly contained in the silicate; (b) reacting carbon dioxide with at least one of a caustic alkali-metal hydroxide and an alkali-metal silicate to produce at least one of an alkali-metal carbonate and an alkali-metal bicarbonate; and (c) reacting the metal hydroxide product of step (a) with at least one of the alkali-metal carbonate and the alkali-metal bicarbonate produced in step (b) to produce a carbonate of the metal formerly contained in the metal silicate of step (a).Type: GrantFiled: January 17, 2008Date of Patent: February 14, 2012Assignees: U.T. Battelle, LLC., University of Tennessee Research Foundation, Virginia Museum of Natrual History FoundationInventors: James G. Blencoe, Donald A. Palmer, Lawrence M. Anovitz, James S. Beard
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Patent number: 8088349Abstract: Disclosed is a clean method for preparing layered double hydroxides (LDHs), in which hydroxides of different metals are used as starting materials for production of LDHs by atom-economical reactions. The atom efficiency of the reaction is 100% in each case because all the atoms of the reactants are converted into the target product since only M2+(OH)2, M3+(OH)3, and CO2 or HnAn? are used, without any NaOH or other materials. Since there is no by-product, filtration or washing process is unnecessary. The consequent reduction in water consumption is also beneficial to the environment.Type: GrantFiled: September 11, 2007Date of Patent: January 3, 2012Assignee: Beijing University of Chemical TechnologyInventors: Xue Duan, Dianqing Li, Zhi Lv, Yanjun Lin, Xiangyu Xu
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Patent number: 8066915Abstract: The present invention provides a method for producing a nickel atom-, manganese atom- and cobalt atom-containing composite carbonate that is high in specific surface area and large in tap density, and useful as a raw material for producing a lithium nickel manganese cobalt composite oxide to be used in a positive electrode active material for use in a lithium secondary battery. The composite carbonate includes nickel atoms, manganese atoms and cobalt atoms, and has an average particle size of 5 ?m or more and less than 20 ?m, a BET specific surface area of 40 to 80 m2/g and a tap density of 1.7 g/ml or more.Type: GrantFiled: January 27, 2011Date of Patent: November 29, 2011Assignee: Nippon Chemical Industrial Co., Ltd.Inventor: Yasuhiro Nakaoka
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Publication number: 20110212014Abstract: Disclosed is a method of preparing hydrotalcite having superior anion exchange capability and heat stability by forming a seed so that CO32? ions are located to be maximally stable between Mg—Al layers and then conducting primary crystallization and secondary crystallization.Type: ApplicationFiled: November 17, 2008Publication date: September 1, 2011Inventors: Oh Young Kwon, Im Sun Her
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Patent number: 8006446Abstract: CO2-sequestering formed building materials are provided. The building materials of the invention include a composition comprising a carbonate/bicarbonate component. Additional aspects of the invention include methods of making and using the CO2-sequestering formed building material.Type: GrantFiled: June 29, 2010Date of Patent: August 30, 2011Assignee: Calera CorporationInventors: Brent R. Constantz, Andrew Youngs, Terence C. Holland
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Publication number: 20110152430Abstract: A process is provided for preparing calcium carbonate hydroxodialuminates which have a hexagonal platelet-shaped crystal habit and are of the formula (A): CamAl2(OH)6+2(m?1)An*nH2O??(A) where m=3.5 to 4.5 and An=carbonate which may be partly replaced by perchlorate and/or trifluoromethanesulfonate (triflate) and n=0 to 6, comprising the steps of reacting calcium oxide or calcium hydroxide with optionally activated aluminum oxohydroxide or aluminum hydroxide and simultaneously or subsequently with a carbonate source consisting of carbon dioxide or alkali metal (bi)carbonate and optionally further reacting the product obtained in step (a) with perchloric acid and/or trifluoromethanesulfonic acid or optionally calcining the product obtained in step (a) at 200° C. to 900° C. and subsequently exchanging ions in the presence of a perchlorate and/or triflate salt, optionally in the presence of alkali metal (bi)carbonate, in water.Type: ApplicationFiled: February 28, 2011Publication date: June 23, 2011Inventors: Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla, Wolfgang Wehner
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Patent number: 7919066Abstract: A process is provided for preparing calcium carbonate hydroxodialuminates which have a hexagonal platelet-shaped crystal habit and are of the formula (A): CamAl2(OH)6+2(m?1)An*nH2O??(A) where m=3.5 to 4.5 and An=carbonate which may be partly replaced by perchlorate and/or trifluoromethanesulfonate (triflate) and n=0 to 6, comprising the steps of reacting calcium oxide or calcium hydroxide with optionally activated aluminum oxohydroxide or aluminum hydroxide and simultaneously or subsequently with a carbonate source consisting of carbon dioxide or alkali metal (bi)carbonate and optionally further reacting the product obtained in step (a) with perchloric acid and/or trifluoromethanesulfonic acid or optionally calcining the product obtained in step (a) at 200° C. to 900° C. and subsequently exchanging ions in the presence of a perchlorate and/or triflate salt, optionally in the presence of alkali metal (bi)carbonate, in water.Type: GrantFiled: May 21, 2009Date of Patent: April 5, 2011Assignee: Nabaltec AGInventors: Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla, Wolfgang Wehner
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Patent number: 7914685Abstract: Compositions comprising synthetic rock, e.g., aggregate, and methods of producing and using them are provided. The rock, e.g., aggregate, contains CO2 and/or other components of an industrial waste stream. The CO2 may be in the form of divalent cation carbonates, e.g., magnesium and calcium carbonates. Aspects of the invention include contacting a CO2 containing gaseous stream with a water to dissolve CO2, and placing the water under precipitation conditions sufficient to produce a carbonate containing precipitate product, e.g., a divalent cation carbonate.Type: GrantFiled: June 4, 2010Date of Patent: March 29, 2011Assignee: Calera CorporationInventors: Brent Constantz, Andrew Youngs, James O'Neil, Kasra Farsad, Joshua Patterson, John Stagnaro, Ryan Thatcher, Chris Camire
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Patent number: 7897069Abstract: The present invention provides a nickel atom-, manganese atom- and cobalt atom-containing composite carbonate that is high in specific surface area and large in tap density, and useful as a raw material for producing a lithium nickel manganese cobalt composite oxide to be used in a positive electrode active material for use in a lithium secondary battery, and provides a method for industrially advantageously producing the composite carbonate. The composite carbonate includes nickel atoms, manganese atoms and cobalt atoms, and has an average particle size of 5 ?m or more and less than 20 ?m, a BET specific surface area of 40 to 80 m2/g and a tap density of 1.7 g/ml or more.Type: GrantFiled: January 30, 2009Date of Patent: March 1, 2011Assignee: Nippon Chemical Industrial Co., Ltd.Inventor: Yasuhiro Nakaoka
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Patent number: 7879266Abstract: The present invention provides a nickel atom-, manganese atom- and cobalt atom-containing composite carbonate that is high in specific surface area and large in tap density, and useful as a raw material for producing a lithium nickel manganese cobalt composite oxide to be used in a positive electrode active material for use in a lithium secondary battery, and provides a method for industrially advantageously producing the composite carbonate. The composite carbonate includes nickel atoms, manganese atoms and cobalt atoms, and has an average particle size of 20 ?m or more and 40 ?m or less, a BET specific surface area of 50 to 130 m2/g and a tap density of 1.7 g/ml or more.Type: GrantFiled: January 30, 2009Date of Patent: February 1, 2011Assignee: Nippon Chemical Industrial Co., Ltd.Inventor: Yasuhiro Nakaoka
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Publication number: 20110014301Abstract: A mixed metal compound for pharmaceutical use is free from aluminium and has a phosphate binding capacity of at least 30%, by weight of the total weight of phosphate present, over a pH range of from 2-8. The compound is especially useful for treatment of hyperphosphataemia. The metals are preferably iron (III) and at least one of calcium, magnesium, lanthanum and cerium. A metal sulphate for pharmaceutical use is selected from at least one of calcium, lanthanum and cerium sulphate compounds and has a phosphate binding capacity of at least 30% by weight of the total phosphate present, over a pH range from 2-8.Type: ApplicationFiled: July 1, 2010Publication date: January 20, 2011Applicant: INEOS HEALTHCARE LIMITEDInventors: Norman B. Roberts, Maurice Webb, Benjamin J. Rankin
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Publication number: 20110005968Abstract: This invention relates to coking process additives and, related processes, such as upgrading heavy hydrocarbons, producing petroleum coke and lighter hydrocarbon products, and/or thermally cracking heavy hydrocarbons. The additive includes an anionic clay to increase a liquid product yield. Suitable anionic clays may include hydrotalcite materials and hydrotalcite-like materials.Type: ApplicationFiled: July 7, 2009Publication date: January 13, 2011Applicant: BP CORPORATION NORTH AMERICA INC.Inventors: Sudhakar Chakka, Bang Xu
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Patent number: 7833928Abstract: The invention relates to a metal-containing, hydrogen-storing material which contains a catalyst for the purpose of hydration or dehydration, said catalyst being a metal carbonate. The method for producing such a metal-containing, hydrogen-storing material is characterized by subjecting the metal-containing material and/or the catalyst in the form of a metal carbonate to a mechanical milling process.Type: GrantFiled: August 12, 2004Date of Patent: November 16, 2010Assignee: GKSS-Forschungszentrum Geesthacht GmbHInventors: Gagik Barkhordarian, Thomas Klassen, Rüdiger Bormann
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Patent number: 7799351Abstract: A mixed metal compound for pharmaceutical use is free from aluminium and has a phosphate binding capacity of at least 30%, by weight of the total weight of phosphate present, over a pH range of from 2-8. The compound is especially useful for treatment of hyperphosphataemia. The metals are preferably iron (III) and at least one of calcium, magnesium, lanthanum and cerium. A metal sulphate for pharmaceutical use is selected from at least one of calcium, lanthanum and cerium sulphate compounds and has a phosphate binding capacity of at least 30% by weight of the total phosphate present, over a pH range from 2-8.Type: GrantFiled: July 10, 2003Date of Patent: September 21, 2010Assignee: INEOS Healthcare LimitedInventors: Norman B. Roberts, Maurice Webb, Benjamin J. Rankin
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Patent number: 7758840Abstract: A method for producing a compound, in which carrier particles are made to adsorb and carry carried fine particles having a diameter smaller than that of the carrier particles. The method is characterized by comprising: a first step of charging the carrier particles or their precursors to a potential inverse to that of the carried fine particles or their precursors to adsorb the carrier particles or their precursors; and a second step of synthesizing the carried fine particles hardly soluble or their precursors, and causing the carrier particles or their precursors immediately after or during the synthesization to adsorb the hardly soluble carried fine particles or their precursors.Type: GrantFiled: April 7, 2006Date of Patent: July 20, 2010Assignee: Toyota Jidosha Kabushiki KaishaInventors: Shinichi Takeshima, Akio Koyama
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Publication number: 20100144521Abstract: Compositions comprising synthetic rock, e.g., aggregate, and methods of producing and using them are provided. The rock, e.g., aggregate, contains CO2 and/or other components of an industrial waste stream. The CO2 may be in the form of divalent cation carbonates, e.g., magnesium and calcium carbonates. Aspects of the invention include contacting a CO2 containing gaseous stream with a water to dissolve CO2, and placing the water under precipitation conditions sufficient to produce a carbonate containing precipitate product, e.g., a divalent cation carbonate.Type: ApplicationFiled: February 1, 2010Publication date: June 10, 2010Inventors: Brent Constantz, Andrew Youngs, James O'Neil, Kasra Farsad, Joshua Patterson, John Stagnaro, Ryan Thatcher, Chris Camire
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Publication number: 20100123101Abstract: The present invention is a novel hydrotalcite compound that is environmentally friendly and exhibits an excellent metal corrosion inhibiting effect by the addition of a small amount thereof, and an inorganic ion scavenger employing same; the hydrotalcite compound is represented by Formula (1), has a hydrotalcite compound peak in the powder X-ray diffraction pattern, the peak intensity at 2?=11.4° to 11.7° being at least 3,500 cps, and has a BET specific surface area of greater than 30 m2/g. MgaAlb(OH)c(CO3)d·nH2O??(1) In Formula (1), a, b, c, and d are positive numbers and satisfy 2a+3b?c?2d=0. Furthermore, n denotes hydration number and is 0 or a positive number.Type: ApplicationFiled: April 16, 2008Publication date: May 20, 2010Applicant: TOAGOSEI CO., LTD.,Inventor: Yasuharu Ono
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Publication number: 20100075847Abstract: A hydrotalcite-like granular material having a grain size of 0.24 mm or larger is produced by drying a material that contains at least a hydrotalcite-like substance and that has a water content of 70% or lower at equal to or lower than a temperature at which the hydrotalcite-like substance is dehydrated of crystal water contained therein, preferably at 90° C. or higher and 110° C. or lower, such that the resulting hydrotalcite-like granular material has a water content of 10% or higher. In this manner, a hydrotalcite-like granular material that has a stable morphology and a high anion exchange performance and that can be produced at a low cost can be produced.Type: ApplicationFiled: July 31, 2007Publication date: March 25, 2010Applicant: JDC CORPORATIONInventors: Takeo Asakura, Mutsuhiro Ono, Takashi Kajimoto
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Publication number: 20100029822Abstract: The invention relates to a process for the production of a layered double hydroxide comprising carbonate by preparing a divalent and trivalent metal ion source-containing slurry, which is subsequently treated solvothermally. If the slurry does not contain a divalent metal ion source containing carbonate, a carbonate source is added during or after the solvothermal treatment.Type: ApplicationFiled: September 19, 2007Publication date: February 4, 2010Applicant: AKZO NOBEL N.V.Inventors: Marianne Frederika Reedijk, Auke Gerardus Talma, Aaldert Johannes De Jong
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Publication number: 20090267024Abstract: The present invention relates to a novel inorganic sulfate ion scavenger that is environmentally friendly and has high performance. With regard to the inorganic sulfate ion scavenger of the present invention, the amount of ionic impurities leaching out in pure water is no greater than 500 ppm and the amount of sulfate ion leaching out in pure water is no greater than 30 ppm. Furthermore, the present invention relates to an inorganic scavenging composition comprising the inorganic scavenger, and to an electronic component-sealing resin composition, an electronic component-sealing material, an electronic component, a varnish, an adhesive, a paste, and a product employing the inorganic scavenger or the inorganic scavenging composition.Type: ApplicationFiled: December 25, 2006Publication date: October 29, 2009Inventor: Yasuharu Ono
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Patent number: 7608209Abstract: The present invention relates to the use of a mixed carbonate of formula AB(CO3)2, in which A and B are different and chosen from alkali metals, alkaline-earth metals and rare earths, for the containment of radioactive carbon. This use may for example involve a process comprising: mixing CO2 having a radioactive carbon to be contained, or a simple carbonate of an alkali, alkaline-earth or rare-earth metal having a radioactive carbon to be contained, with an aqueous solution of a mixture of ACln and BClm or with an aqueous solution of a mixture of A(OH)n, and B(OH)m in order to obtain a precipitate of AB(CO3)2, where n and m are integers sufficient to compensate for the charge of A and B respectively; recovery of the AB(CO3)2 precipitate in powder form; and then pressing and sintering of the powder at a 20 temperature below the decarbonation temperature of the mixed carbonate manufactured in order to obtain sintered pellets of mixed carbonates for the containment of the radioactive carbon.Type: GrantFiled: October 21, 2004Date of Patent: October 27, 2009Assignee: Commissariat a l'Energie AtomiqueInventors: Agnès Grandjean, Gilles Leturcq, Christophe Baron
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Publication number: 20090162658Abstract: The present invention relates to a process for the preparation of nanocrystalline hydrotalcite compounds comprising the steps: introduction of one or more starting compounds into a reaction chamber by means of a carrier fluid, subjecting the starting compound(s) in a treatment zone to a pulsating thermal treatment at a temperature of 250 to 400° C., formation of nanocrystalline metal-oxide particles, discharging of the nanocrystalline hydrotalcite particles from the reactor, wherein the starting compound(s) are introduced into the reaction chamber in the form of a solution, slurry, suspension or in solid aggregate state, and a nanocrystalline hydrotalcite material obtainable by the process according to the invention and its use as an adsorption and catalyst material.Type: ApplicationFiled: December 12, 2008Publication date: June 25, 2009Applicant: SUD CHEMIE AGInventors: Hans-Jorg Wolk, Stephan Muller