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7569105 |
Method for manufacturing DP-bioglass composition for use in dental fracture repair
A method for manufacturing the DP-bioglass to use in dental fracture repair via the carbon dioxide laser, the method comprises the steps: mixing and co-dissolving silicon and phosphoric acid raw...
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7504346 |
Aerogel composite with fibrous batting
Aerogel composite materials having a lofty fibrous batting reinforcement preferably in combination with one or both of individual short randomly oriented microfibers and conductive layers exhibit...
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7442660 |
Synthetic fire opal
A synthetic fire opal having similar physical and chemical properties as natural fire opal. The synthetic fire opal is colored, hard, and transparent. The synthetic fire opal comprises SiO 2 and...
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7427387 |
High-purity quartz powder, process for producing the same, and glass molding
Subjects for the invention are to obtain a quartz powder having a high purity and high quality and a process for producing the same and to obtain a glass molding formed by melting and molding the...
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7407604 |
Nanostructured re-doped SiO2-base fluorescent materials and methods for production of same
A new class of nanostructured RE-doped SiO 2 -base materials that display superior fluorescence properties is provided. In particular, high gain combined with a broad and flat spectral band width...
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7368097 |
Preparation of nanocrystalline lithium titanate spinels
Process for preparing nanocrystalline lithium titanate spinels by reacting lithium hydroxide and a titanium alkoxide at elevated temperature in a reaction mixture which forms water of reaction.
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7305851 |
Method for fabricating silica glass containing Bi and Ti using a sol-gel process
A method for fabricating silica glass is disclosed. The method includes the steps of (a) hydrolyzing silicon alkoxide; (b) hydrolyzing heterometal alkoxide containing Bi and Ti components; (c)...
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7211605 |
Super-hydrophobic fluorine containing aerogels
An aerogel material with surfaces containing fluorine atoms which exhibits exceptional hydrophobicity, or the ability to repel liquid water. Hydrophobic aerogels are efficient absorbers of solvents...
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7176245 |
Block copolymer processing for mesostructured inorganic oxide materials
Mesoscopically ordered, hydrothermally stable metal oxide-block copolymer composite or mesoporous materials are described herein that are formed by using amphiphilic block polymers which act as...
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7140202 |
Method for manufacturing optical glasses and colored glasses at low temperatures
The invention relates to a method for manufacturing optical glasses and colored glasses with the aid of a fluid phase sintering process from a basic material encompassing at least SiO 2 powder as...
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7125912 |
Doped sol-gel materials and method of manufacture utilizing reduced mixing temperatures
A method of preparing a solution for forming a doped gel monolith includes providing a first substance including a metal alkoxide. The method further includes providing a second substance including...
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7100400 |
Manufacture of silica bodies using sol-gel techniques
The use of large dense vitreous spherical (LDVS) silica powders for making sol-gel silica bodies has been found to have important advantages. Among these are higher gel strength, higher silica...
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7087544 |
Nano-ceramics and method thereof
Disclosed herein is a method to produce ceramic materials utilizing the sol-gel process. The methods enable the preparation of intimate homogeneous dispersions of materials while offering the...
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7026362 |
Sol-gel process utilizing reduced mixing temperatures
A method of forming a gel monolith includes preparing a first solution comprising metal alkoxide and preparing a second solution comprising a catalyst. A third solution is prepared by mixing the...
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6998064 |
Thermal insulating material and method of producing same
A thermochemically stable oxidic thermal insulating material presenting phase stability, which can be used advantageously as a thermal insulating layer on parts subjected to high thermal stress,...
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6921578 |
Low-reflection glass article
A low reflection film comprising silica fine particles and a binder in a weight ratio proportion of 60:40 to 95:5 is obtained by mixing starting fine particles comprising at least non-aggregated...
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6918954 |
Colloidal silicate dispersion, method for its preparation and its use
The present invention is directed to a colloidal aqueous silicate dispersion containing silica and alumina, the molar ratio between silica and alumina being 2-12, as well as to a method for its...
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6903036 |
Infrared absorbing filter and its fabrication method
An infrared absorption filter consisting of 70 to 98 mol % of SiO 2 , 1 to 12 mol % of CuO and 1 to 18 mol % of a network modifier oxide than CuO or CdO is provided. A process of fabricating an...
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6903035 |
Inorganic composition, film, and method of producing film
An inorganic composition comprises an inorganic matrix, wherein an inorganic layered compound is contained in the inorganic matrix. The inorganic matrix is preferably a metal oxide glass produced...
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6899857 |
Method for forming a region of low dielectric constant nanoporous material using a microemulsion technique
A method for forming a region of low dielectric constant nanoporous material is disclosed. In one embodiment, the present method includes the step of preparing a microemulsion. The method of the...
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6899827 |
Inorganic optical taggant and method of making
Sintered, translucent ceramic microbeads, preferably alumina, titania, zirconia, yttria, zirconium phosphate, or yttrium aluminum garnet (YAG) are doped with one or more optically active species....
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6872675 |
Method for the production of macroporous ceramics
Macroporous ceramics were produced using the droplets of an emulsion as the templates around which the ceramic is deposited through a sol-gel process. Subsequent aging, drying and calcination...
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6869584 |
Synthesis of nanometer-sized particles by reverse micelle mediated techniques
The present invention relates to a method of producing particles having a particle size of less than 100 nm and surface areas of at least 20 m 2 /g where the particles are free from agglomeration....
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6826927 |
Synthetic quartz powder, its production process, and synthetic quartz crucible
The amount of residual carbon and hydroxyl groups in a synthetic quartz powder made by a wet process is reduced by baking the synthetic quartz powder in a low pressure atmosphere. Quartz glass...
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6784130 |
PDP material controlled in moisture content
Inorganic powder as a plasma display panel material comprises a powdery material containing glass powder. The powdery material has a moisture content adjusted to fall within a range between 0.1 and...
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6743936 |
Composites made using functionalized nanoparticles
There are disclosed amphoteric nano-sized metal oxide particles functionalized with silyl esters of a phosphonate and composites thereof with an acrylate-based monomer, including liquid crystal...
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6737376 |
Porous ceramic
Porous ceramics are described, which are produced by a) mixing an aqueous solution of a suitable ionotropically orientable polyanion, either with oxides, hydroxides or hydrated oxides, which are...
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6713416 |
Molecularly-imprinted material made by template-directed synthesis
A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant...
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6698054 |
Method for fabricating high-purity silica glass using sol-gel processing
Disclosed is a method for fabricating high-purity silica glass using a sol-gel processing that includes the steps of: (a) mixing a deionized water with a fluorine compound and a dispersion agent to...
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6696375 |
Inorganic hydrogel flatting agents
An improved flatting agent comprising an inorganic hydrogel having a pore volume of at least 1.0 ml/g, an average particle size in the range 1 to 10 microns, and a particle size distribution such...
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6695986 |
Electrocatalytic enhancement with catalyst-modified carbon-silica composite aerogels
An electrically conductive composite is provided having a mesoporous architecture that improves the accessibility of a nanoscopic catalyst, supported on conductive carbon, to a mass-transported...
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6670402 |
Rapid aerogel production process
Methods of more rapidly producing aerogel products by means of a rapid solvent exchange of solvent inside wet gels with supercritical CO 2 by injecting supercritical, rather than liquid, CO 2 ...
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6649561 |
Titania-coated honeycomb catalyst matrix for UV-photocatalytic oxidation of organic pollutants, and process for making
A titania-coated honeycomb catalyst matrix is provided for the ultraviolet-photocatalytic oxidation of organic pollutants in a flowing fluid. A honeycomb-shaped skeletal structure ( 12 ) has a...
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6620458 |
Method to produce alumina aerogels having porosities greater than 80 percent
A two-step method for producing monolithic alumina aerogels having porosities of greater than 80 percent. Very strong, very low density alumina aerogel monoliths are prepared using the two-step...
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6620368 |
Sol-gel process for production of oxide-based glass and ceramic articles
A process which uses sol-gel to process oxide-based monoliths which are virtually free of cracks, without nullifying the desired attributes of the oxide-based monoliths. The method comprises...
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6602336 |
Printing medium comprising aerogel materials
New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels. The...
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6592991 |
Block of copolymer phases as templates for structured organic-inorganic hybrid materials
A process is described for preparing structured organic-inorganic hybrid materials, using an amphiphilic block copolymer as template.
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6571582 |
Manufacture of silica bodies using sol-gel techniques
The use of silica powders having large particle sizes in making sol-gel silica bodies has been found to have important advantages. Among these are higher gel strength, higher silica loading, more...
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6562744 |
Process for producing inorganic porous material in a capillary
Inorganic porous materials contained in a confined space with at least one dimension of less than 1 mm, which are in liquid tight contact with the walls of said confined space. Preferred as the...
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6559103 |
Method for producing superconducting oxide compounds
A process is provided for preparing solid superconducting mixed-metal oxides whereby the superconductor can be formed into any predetermined shape by way of viscous sol precursors. The...
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6528441 |
Hydrogen storage composition and method
A hydrogen storage composition based on a metal hydride dispersed in an aerogel prepared by a sol-gel process. The starting material for the aerogel is an organometallic compound, including the...
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6500871 |
Process for preparing colloids of particles coming from the hydrolysis of a salt of a metal cation
Process for preparing mineral particles in the form of colloids in aqueous dispersion of controlled size from a precursor, comprising: a) the step of putting the said precursor, which is a mineral...
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6492014 |
Mesoporous composite gels an aerogels
A composite gel or aerogel is formed by commingling a particulate guest (such as a colloidal or dispersed (i.e., non-colloidal) solid or a powder) with a sol which is either about to gel or in...
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6479004 |
Silica-alumina carriers preparation, hydrogenation catalysts preparation therewith and their use for aromatics hydrogenation
The present invention relates to a process for preparing silica-alumina carriers preferably under the form of extrudates. Further, the present invention also provides hydrogenation catalysts...
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6457329 |
Process for fabricating sol-gel article involving low-shrinkage formulation
A silica sol-gel fabrication process is provided which allows improved control of the shrinkage that takes place during the drying of a gel body. In particular, the invention makes it possible to...
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6442977 |
Sol-gel process for fabricating germanium-doped silica article
A sol-gel process for fabricating bulk, germanium-doped silica bodies useful for a variety of applications, including core rods, substrate tubes, immediate overcladding, pumped fiber lasers, and...
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6442973 |
Synthetic silica glass and its manufacturing method
A method is provided for manufacturing a synthetic silica glass. The method includes the steps of maintaining a silica glass member, which is formed using a flame hydrolysis method and having an OH...
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6437007 |
Aerogel thin film formation from multi-solvent systems
This invention pertains generally to precursors and deposition methods suited to aerogel thin film fabrication. An aerogel precursor sol which contains an oligomerized metal alkoxide (such as...
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6426371 |
Sol materials
The invention provides a fast-cured sol material, which is produced by hydrolysis and condensation of the following starting materials: 2-60 parts by weight of a silicon alkoxide; 20-98 parts by...
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6410631 |
Composition for production of silica glass using sol-gel process
A composition for production of silica glass using a sol-gel process is described, comprising silica particles, a dispersing agent, and a solution containing a polymerizable monomer for formation...
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