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| Number | Title | Issue Date |
| 8101148 | Process for the preparation of magadiite or kenyaite from an organic structuring agent comprising two terminal alcohol functions Described is a process for the preparation of a crystallised lamellar solid formed by magadiite consisting of implementing in a step (i) mixing of at least one silica source, at least one salt of N,N,N′,N′-tetramethyl-N,N′-dibenzyloctanediammonium, at least on... | 01/24/2012 |
| 8034509 | Polymer electrolyte membrane with an inorganic backbone The membrane electrode assembly 1 has an anode 10, a cathode 20, and an electrolyte membrane 30 disposed between the anode and cathode; the anode and cathode are gas diffusion electrodes; the electrolyte membrane contains a solid electrol... | 10/11/2011 |
| 8021637 | Process for the preparation of magadiite or kenyaite from an organic structuring agent comprising two terminal alcohol functions Described is a process for the preparation of at least one crystallized lamellar solid formed by magadiite or kenyaite consisting of implementing in a step (i) mixing of at least one silica source, at least one organic structuring agent of the formula HO—(CH2... | 09/20/2011 |
| 7959886 | Mixed-layered phyllosilicate and process for producing the same A new mixed layer silicate useful for industrial materials is provided. The mixed layer silicate is obtained by a specific synthesis method. The mixed layer silicate includes non-swelling 2:1 type layered silicate layers having a layer charge of 0 or non-swel... | 06/14/2011 |
| 7740821 | Highly condensed mesoporous silicate compositions and methods A mesoporous silicate is prepared by a method that includes combining a silicate precursor, a bifunctional catalyst, and a structure-directing surfactant in an aqueous medium having a pH of about 4 to about 10. A mesoporous silicate forms as an aqueous suspension an... | 06/22/2010 |
| 7578988 | Preparation of silicate or glass in a furnace with burners immersed in a reducing medium The invention relates to a process for preparing a silicate of an element chosen from alkali metals, alkaline-earth metals or rare earths, comprising a reaction between silica and a sulfate of said element in a reactor equipped with at least one submerged burner wit... | 08/25/2009 |
| 7527778 | Zinc-containing zeolite with IFR framework topology A process is disclosed for preparing a zinc-containing molecular sieve having IFR framework topology and having zinc atoms in its crystal framework, said process comprising: (a) preparing an aqueous mixture containing sources of si... | 05/05/2009 |
| 7504083 | Process of forming a sol-gel/metal hydride composite An external gelation process is described which produces granules of metal hydride particles contained within a sol-gel matrix. The resulting granules are dimensionally stable and are useful for applications such as hydrogen separation and hydrogen purification. An ... | 03/17/2009 |
| 7449164 | Synthetic layered silicate nanolayers Nanolayered layered silicate materials of octahedrally arranged units with divalent metal ions at centers of the units covalently linked above and below to tetrahedrally arranged oxygen and hydroxyl units with silicon atoms. The silicate materials contain silanol gr... | 11/11/2008 |
| 7431899 | Apparatus for the continuous production of silicon oxide powder A silicon oxide powder can be continuously prepared by feeding a raw material powder mixture containing silicon dioxide powder into a reaction chamber (2) at a temperature of 1,100-1,600° C., to produce a silicon oxide gas, transferring the silicon oxide gas... | 10/07/2008 |
| 7416600 | Silicon-titanium mixed oxide powder produced by flame hydrolysis Silicon-titanium mixed oxide powder produced by flame hydrolysis, which consists of aggregates of primary particles, with a BET surface area of 90±15 m2/g, a titanium dioxide proportion of 50±8 wt. % and an anatase/rutile ratio of 60:40 to 70:30. | 08/26/2008 |
| 7378076 | Process for production of macrostructures of a microporous material The invention involves a process for production of macrostructures of a microporous material. The process is characterized by the fact that seeds formed in or introduced by ion exchange or adsorption to a porous organic ion exchanger with the desired size, shape and... | 05/27/2008 |
| 7374738 | Superhard dielectric compounds and methods of preparation Novel superhard dielectric compounds useful as gate dielectrics discovered. Low temperature methods for making thin films of the compounds on substrate silicon are provided. The methods comprise the step of contacting a precursor having the formula H3X—... | 05/20/2008 |
| 7371337 | Zinc oxide powder aggregates present in circular, ellipsoidal, linear and branched form Pyrogenically prepared zinc oxide powder having a BET surface area of from 10 to 200 m2/g, which is in the form of aggregates, the aggregates being composed of particles having different morphologies, and 0-10% of the aggregates being in a circular form, ... | 05/13/2008 |
| 7357909 | Process for producing hydrogen peroxide A process for producing hydrogen peroxide from hydrogen and oxygen in the presence of a noble metal and a cationic polymer comprising a halogen-containing anion is disclosed. The cationic polymer improves hydrogen peroxide yield, and it can be easily recycled. ... | 04/15/2008 |
| 7357910 | Method for producing metal oxide nanoparticles Method for producing metal oxide nanoparticles. The method includes generating an aerosol of solid metallic microparticles, generating plasma with a plasma hot zone at a temperature sufficiently high to vaporize the microparticles into metal vapor, and directing the... | 04/15/2008 |
| 7338982 | Functionalized mesoporous silicate structures, and related processes A mesoporous material is described. It includes a network of interconnected pores within an L3 phase structure. The pores include pore walls of a silicate material functionalized with at least one metal cation—usually a transition metal. Articles which include the... | 03/04/2008 |
| 7338647 | Synthesis of cathode active materials The present invention relates to a method for preparing an electroactive metal polyanion or a mixed metal polyanion comprising forming a slurry comprising a polymeric material, a solvent, a polyanion source or alkali metal polyanion source and at least one metal ion... | 03/04/2008 |
| 7335717 | Methods, compositions, and biomimetic catalysts for the synthesis of silica, polysilsequioxanes, polysiloxanes, non-silicon metalloid-oxygen networks, polymetallo-oxanes, and their organic or hydrido conjugates and derivatives The in vitro polymerization of silica, silicone, non-silicon metalloid-oxane and metallo-oxane polymer networks, by combining a catalyst and a substrate to polymerize the substrate to form silica, polysiloxanes, polymetalloid-oxanes polymetallo-oxanes (metal oxides)... | 02/26/2008 |
| 7332640 | Light hydrocarbon separation using 8-member ring zeolites The present invention is related to a method for kinetically separating a light hydrocarbon mixture comprising at least two components by preferentially adsorbing a first component on a zeolite adsorbent comprising 8-member rings of tetrahedra as the pore opening co... | 02/19/2008 |
| 7323154 | Titanosilicate, process for its production, and its use in producing oxidized compound A titanosilicate represented by the following compositional formula (1), wherein in the infrared absorption spectrum measured in the dehydrated state, the absorption spectrum has an absorption band having a relative maximum value at 930±15 cm−1: | 01/29/2008 |
| 7314605 | Microporous crystalline metal silicates and processes for their preparation New bridged layered silicates are disclosed where the bridging groups bridge adjacent silicate layers via oxygen atoms on each silicate layer that are unshared to produce porous three dimensional structures. Methods for making these bridged layered silicates are dis... | 01/01/2008 |
| 7306667 | Silicon-titanium mixed oxide powder A silicon-titanium mixed oxide powder contains aggregates of primary particles selected from amorphous silicon dioxide particles, crystalline titanium dioxide particles, and silicon-titanium mixed oxide particles each having an amorphous silicon dioxide fraction and... | 12/11/2007 |
| 7307056 | Disinfecting peroxosilicated compound with scale preventive effect, preparation method and use thereof The invention concerns a peroxosilicated, optionally phosphatized, disinfecting compound with scale preventive effect obtained by reacting an alkaline or alkaline-earth metasilicate with an active oxygen-releasing compound, for example potassium monopersulphate and/... | 12/11/2007 |
| 7297318 | Method of removing heavy metals from silicate sources during silicate manufacturing Methods for the removal of lead from a metal silicate during the process of manufacturing of such a material are provided. With the reliance upon lower cost starting silicon dioxide starting materials that are known to exhibit elevated amounts of heavy metal therein... | 11/20/2007 |
| 7297319 | Aluminosilicate compositions, preparation and use A metalloaluminosilicate composition includes an aluminosilicate composition having an aluminosilicate framework and containing at least one metal, wherein a substantial portion of the metal is incorporated into the aluminosilicate framework. A higher concentration ... | 11/20/2007 |
| 7288237 | Epoxidation catalyst Titanium or vanadium zeolite catalysts are prepared by reacting a titanium or vanadium compound, a silicon source, a templating agent, a hydrocarbon, and a surfactant at a temperature and for a time sufficient to form a molecular sieve. The catalyst is useful in ole... | 10/30/2007 |
| 7285260 | Synthesis method for carbon material based on LiMM'(XO) Method of synthesis for a material made of particles having a core and a coating and/or being connected to each other by carbon cross-linking, the core of these particles containing at least one compound of formula LixM1−yM′y(XO | 10/23/2007 |
| 7282137 | Process for preparing basestocks having high VI A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreating step is under conditions such that the amount of conversion to 343° C. minus is less than 5 wt. % of the feedstock an... | 10/16/2007 |
| 7276464 | Titanium zeolite catalysts Catalysts useful for epoxidizing olefins are disclosed. The catalysts comprise a vinylpyridine polymer and a titanium zeolite. Preferably, the vinylpyridine polymer encapsulates the titanium zeolite. The catalysts are easy to prepare and use, they are easy to recove... | 10/02/2007 |
| 7273826 | Epoxidation catalyst The invention is a catalyst comprising a titanium or vanadium zeolite, a binder, and zinc oxide, wherein the catalyst is preparing an aqueous mixture of the zeolite, a binder source, and a zinc oxide source, and subjecting the mixture to rapid drying. The catalyst i... | 09/25/2007 |
| 7271117 | Epoxidation catalyst Noble metal-containing titanium or vanadium zeolite catalysts are prepared by adding a noble metal source to a titanium or vanadium zeolite that contains templating agent used in the preparation of the zeolite, and then removing the templating agent to form the nobl... | 09/18/2007 |
| 7264750 | Rare earth silicate single crystal and process for production of rare earth silicate single crystals When produced as a single crystal ingot, a rare earth silicate single crystal 1 can be formed by cutting out from the single crystal ingot. The single crystal 1 has a crystal face F100 whose Miller indices can be determined by X-ray diffraction.... | 09/04/2007 |
| 7255962 | Eulytite solid acid electrolytes for electrochemical devices Improved solid acid electrolyte materials, methods of synthesizing such materials, and electrochemical devices incorporating such materials are provided. The stable electrolyte material comprises a solid acid in a eulytine structure capable of undergoing rotational ... | 08/14/2007 |
| 7252811 | Low temperature synthesis of silicon fibers This invention presents a process to produce bulk quantities of nanowires of a variety of semiconductor materials. Large liquid gallium drops are used as sinks for the gas phase solute, generated in-situ facilitated by microwave plasma. To grow silicon nanowires for... | 08/07/2007 |
| 7241432 | Low temperature synthesis of semiconductor fibers This invention presents a process to produce bulk quantities of nanowires of a variety of semiconductor materials. Large liquid gallium drops are used as sinks for the gas phase solute, generated in-situ facilitated by microwave plasma. To grow silicon nanowires for... | 07/10/2007 |
| 7238817 | Direct epoxidation process A process is disclosed for reacting an olefin, hydrogen, and oxygen in a reactor in the presence of a catalyst comprising a transition metal zeolite and a noble metal to produce a reaction mixture comprising an epoxide and acidic byproducts. A portion of the reactio... | 07/03/2007 |
| 7235676 | Catalytic process for the preparation of epoxides from alkenes An improved catalytic process for the preparation of epoxides from alkenes using a combination of transition metal salt, an inorganic promoter and an organic additive in absence of solvent or in the presence of a solvent with commercially available hydrogen per oxid... | 06/26/2007 |
| 7232783 | Propylene oxide catalyst and use A process is provided for the production of a noble metal on TS-1 catalyst useful for the production of propylene oxide wherein TS-1 from hydrothermal crystallization has noble metal dispersed thereon, the resulting material is spray dried and template used in the c... | 06/19/2007 |
| 7220350 | Wax isomerate yield enhancement by oxygenate pretreatment of catalyst A waxy hydrocarbon feed is catalytically treated with a dewaxing catalyst that has been selectively activated. The selective activation of the catalyst involves treating the catalyst with at least one oxygenate. The selectively activated catalyst can then be used to... | 05/22/2007 |
