Abstract: A closed-cell foam glass structure comprising a multitude of micron-sized voids enclosed by interconnected glass membranes with sub-micron thickness wherein the voids are from about 30% to about 70% of the volume.

Abstract: The present invention relates to a polyurethane composite system comprising a rigid polyurethane foam and a coating material composed of a compact polyurethane or a compact polyurea, wherein the rigid polyurethane foam comprises a porous three-dimensional reinforcing material which forms a network, where the network encloses at least 50% of the volume of the rigid polyurethane foam, or at least two layers of a porous, at least two-dimensional reinforcing material. The present invention further relates to a process for producing the polyurethane composite system and also a sports article, cladding part or furniture item comprising such a polyurethane composite system.

Abstract: Provided is a mesoporous silica film, including a structure represented by SiO(2-n/2)Xn (where X represents a group formed of at least one kind selected from the group consisting of an alkyl group, a fluorinated alkyl group, and fluorine, n represents an integer of 1 or more and 3 or less) in a surface layer of the mesoporous silica film, in which: an element component ratio (A1/S1) of sum of number of carbon atoms and number of fluorine atoms (A1) to number of silicon atoms (S1) in the surface layer is 0.1 or more; and an element component ratio (A2/S2) of sum of number of carbon atoms and number of fluorine atoms (A2) to number of silicon atoms (S2) in an inner layer of the mesoporous silica film is smaller than the element component ratio (A1/S1).

Abstract: Light-emitting devices are prepared by coating a porous substrate using a polymer-assisted deposition process. Solutions of metal precursor and soluble polymers having binding properties for metal precursor were coated onto porous substrates. The coated substrates were heated at high temperatures under a suitable atmosphere. The result was a substrate with a conformal coating that did not substantially block the pores of the substrate.

Abstract: A reinforcement means for moulded and extruded articles such as tires has a metal structure with a layer of silica gel bonded thereto. The silica gel bonds the reinforcement means to the rubber compound during the moulding/vulcanisation of the rubber compound without the need for a slow curing stage. The silica gel may be applied to the metal structure by a sol-gel process with the gel formed by drying the sol at a temperature up to 150° C. The reinforcement means is preferably a cable formed from steel wires coated with the silica gel. To further improve bonding of the silica gel to the rubber compound, an organosilane bonding agent may be included in the rubber compound or the reinforcing means provided with a second layer comprising an organosilane as a bonding agent. The reinforcement means are particularly useful for strengthening and providing geometric stability to tires.

Abstract: Disclosed is a surface-treated ceramic member which has a coating film-formed surface comprising a ceramic sintered body with a porosity of 1% or less and a sol-gel coating film of a silicon alkoxide compound polymer formed on at least a part of a ceramic sintered body, wherein the coating film and the surface of the body are coexistent in the coating film-formed surface. Specifically the area of the sol-gel coating film accounts for 5 to 80% of the total area of the coating film-formed surface. The surface-treated ceramic member has excellent corrosion resistance and is free from scattering of particles.

Abstract: A ceramic substrate for mounting a luminescent element has a high reflectivity of 90% or above in ultraviolet to infrared regions (350 nm to 1,000 nm) and has satisfactory mechanical properties. A ceramic substrate for mounting a luminescent element includes a content of aluminum oxide of from 94 mass % to 97 mass %, silicon oxide, and at least one of calcium oxide and magnesium oxide. The ceramic substrate has a porosity of from 2.5% to 4.5%, a number of pores of from 7,000 to 11,000, and a cumulative relative frequency of 70% or above in an equivalent circle diameter of 1.6 ?m or less in a pore distribution, when viewing pores having an equivalent circle diameter of 0.8 ?m or more in a surface area portion of 9.074×105 ?m2 of a surface of the substrate.

Abstract: An impact resistant layered armor system including a base layer of foamed glass material and an outer layer of relatively tough projectile retentive material. The foamed glass material is substantially isotropic, with a bulk density of between about 0.1 and 0.35 grams per cubic centimeter. The foamed glass material is characterized by a plurality of randomly oriented substantially identically sized cells and is substantially amorphous.

Abstract: A method of forming a ceramic article including providing a ceramic body comprising silicon carbide, and treating the ceramic body in an atmosphere comprising an oxidizing material to remove a portion of the ceramic body through a chemical reaction between a portion of the ceramic body and the oxidizing material.

Abstract: The present invention relates to an article comprising a substrate having a main surface coated with a mesoporous antistatic coating, said coating having a refractive index lower than or equal to 1.5, and a silica based matrix functionalized by ammonium groups, said matrix having a hydrophobic character. Under certain conditions, the mesoporous antistatic coating is a single-layer anti-reflection coating or is part of a multi-layer anti-reflection coating. This invention further relates to a method for manufacturing said article, and to the use of a mesoporous coating having a silica based matrix functionalized by ammonium groups, as an antistatic coating.

Abstract: A method of producing a mesoporous film includes a step of preparing a mesostructured film containing a surfactant and an inorganic oxide; a step of holding the mesostructured film in an atmosphere containing a compound having the following formula; and a step of removing the surfactant from the mesostructured film during and/or subsequently to the holding step: wherein R1, R2, and R3 independently represent an alkyl group containing ten or less carbon atoms.

Abstract: Process for producing bodies from ceramic materials using silicon carbide, comprising the steps: configuration of fiber-reinforced porous bodies (1, 5) that consist of carbon on a base (2) that is inert relative to liquid silicon, the bodies having cavities (3) that are accessible from the exterior or surface recesses (3?), and the cavities (3) being closed at the bottom in the porous bodies or the surface recesses (3?) together with the base (2) forming a reservoir that is sealed at the bottom; heating the configuration by introduction of energy to melt the silicon (6) that is present in the reservoir; and infiltrating the melted silicon in the bodies (1, 5) and reaction of the silicon with the carbon to form silicon carbide; and use of the thus produced bodies as brake disks and as clutch driving disks.

Abstract: A method of treating an article made of a fluoropolymer such as PTFE and, in particular, expanded PTFE (ePTFE), to provide a hydrophilic surface characteristic to the article. A filler is dispersed in a solvent and combined with PTFE to form a paste, which is extruded to form a shaped article and then expanded to form a porous ePTFE article, such as a tubular filter, for example, that includes filler particles dispersed and embedded within the bulk ePTFE. Functional groups of at least some of the filler particles are exposed at the surfaces or within the pores of the ePTFE article, which serve as reaction sites for a hydrophilic treatment by which hydrophilic molecules are chemically bound to the filler particles to thereby provide the surface and/or pores of the ePTFE article with a hydrophilic characteristic.

Abstract: A coated article is described. The coated article includes a substrate, a combining layer formed on the substrate, a plurality of silicon dioxide layers and a plurality of copper-zinc alloy layers formed on the combining layer. The combining layer is a silicon layer. Each silicon dioxide layer interleaves with one copper-zinc alloy layer. A method for making the coated article is also described.

Abstract: Light-emitting devices are prepared by coating a porous substrate using a polymer-assisted deposition process. Solutions of metal precursor and soluble polymers having binding properties for metal precursor were coated onto porous substrates. The coated substrates were heated at high temperatures under a suitable atmosphere. The result was a substrate with a conformal coating that did not substantially block the pores of the substrate.

Abstract: In porous ceramic for slide member including independent pores having a pore size of 5 ?m or more, the independent pore is flattened body having minor axis in a direction perpendicular to a sliding surface, and a cross sectional area (S1) of an independent pore at a cross section perpendicular to the sliding surface is 95% or less of an area (S2) of a complete round having a diameter which is the same length as a major axis of the cross section of the independent pore, and in a cumulative distribution curve of pore sizes of independent pores in a plane parallel to the sliding surface, a ratio (P75/P25) of a pore size of cumulative 75% by volume (P75) to a pore size of cumulative 25% by volume (P25) is 1.9 or less. The porous ceramic can be suitably used as slide member such as seal ring.

Abstract: Disclosed is a heat-insulating structure which can be used, for example, to reduce the cooling loss of an engine. The heat-insulating structure includes a hollow particle layer made of a lot of hollow particles densely packed on a surface of a metallic base material. The hollow particle layer is covered with a coating.

Abstract: The present invention relates to a ceramic porous substrate, a reinforced composite electrolyte membrane using the same, and a membrane-electrode assembly having the same. The ceramic porous substrate comprises: a porous polymer base; and void structures formed on the surface of the porous polymer base by linking the space of the inorganic nanoparticles using a polymer binder or a silane-based inorganic binder. The ceramic porous substrate has improved mechanical properties compared to the porous polymer substrate alone, and the void structures thereof can be controlled in various ways.

Abstract: Process for producing at least one nanoporous layer of nanoparticles chosen from nanoparticles of a metal oxide, nanoparticles of metal oxides, and mixtures of said nanoparticles, on a surface of a substrate, in which at least one colloidal sol, in which said nanoparticles are dispersed and stabilized, is injected into a thermal plasma jet which sprays said nanoparticles onto said surface. Nanoporous layer and device, especially a separation device, comprizing said layer.

Abstract: Constructional panel having a front side suitable to be exposed to outside weather conditions, comprising a front side element, a rear side element and an insulating material arranged between said front and rear side elements, where the front side element is made from a high strength concrete, and where the insulating material is adhered to the rear side of said front and rear side elements.

Abstract: A porous fired body including a structure that aggregates are bonded by a bonding material, wherein the aggregates include oxide particles having a larger thermal capacity per unit volume than an SiC particle and SiC, the bonding material includes metallic Si, volume ratio of the metallic Si in the whole porous fired body is between 8 and 43% by volume, volume ratio of the particles of the oxide in the whole aggregates is between 14 and 55% by volume, the SiC particles and the oxide particles respectively include one or more particle groups, and an average particle size of each particle group is within a range of between 5 and 100 ?m.

Abstract: The present invention may provide a structure capable of obtaining a higher difference in refractive indices between that of a transparent material and that of a cavity, than in the past, and a manufacturing method thereof, and the present invention provides a structure having a transparent material and an internal cavity which is formed by irradiating said transparent material with a pulse laser beam having a pulse width of 10×10?12 seconds or less, and wherein refractive index of said transparent material at d line is nd?1.3.

Abstract: A shaped body, particularly a sorbent shaped body, made of microporous and mesoporous adsorbents and of composite adsorbents is provided for, which shaped body employs a reduced proportion of binding agents. The binding agent added to the shaped body solidifies under the application of force, under which force non-uniformly distributed cavities are formed. The proportion of binding agent on the support forming the wall of the shaped body is higher than the proportion of binding agent inside the shaped body. By using modified alumosilicates and/or aluminum silicates with fluidic action during materials exchange and heat exchange, the shaped body provides for high space-time yields while storing heat and cold.

Abstract: A conventional thin membrane of aerogel, although achieving a low refractive index, retains some difficulty when it is to be applied to display apparatuses or the like, because of its low strength. Membranes produced by other methods are difficult to simultaneously achieve low refractive index and sufficient strength. The present invention provides an anti-reflecting membrane which is formed at least on one side of a plate transmitting visible light, is composed of fine inorganic oxide particles and a binder, contains a number of pores inside, and has an arithmetic average surface roughness (Ra) below 6 nm. The present invention also provides preferred embodiments of the display apparatuses provided with the membrane.

Abstract: Disclosed are an optical film having a graded refractive index and a method of manufacturing the same. The optical film includes one or more antireflection films composed of a mesoporous material having a plurality of pores of a uniform size, and the pores of the mesoporous material are filled with air or a filler having a refractive index different from that of the mesoporous material, and thus the volume ratio of mesoporous material to filler in the pores thereof is controlled, thereby obtaining a desired magnitude of effective refractive index and ensuring a refractive index distribution in which the refractive indexes sequentially change, resulting in high antireflection performance. The method of manufacturing the optical film may be conducted using a nanowire growing technique, thus making it easy to realize mass production.

Abstract: An open-pore formed body based on inorganic, partially open-pore light granulates is based on at least one material from the group of alkali silicates, alkali-alkali earth silicates, aluminosilicates, borosilicates, and variants in the three material system CaO—SiO2—Al2O3 in combination with additional metal oxides such as TiO2 FeO3 Mn2O3. It has a bulk density of 0.10 to 0.60 kg/dm3 measured according to DIN EN 1097-3, wherein the light granulate is provided with a hydrophobised surface and is bound with an organic binding agent to form the formed body.

Abstract: The prevent invention discloses a structure of thermal resistive layer and the method of forming the same. The thermal resistive structures, formed on a plastic substrate, comprises a porous layer, formed on said plastic substrate, including a plurality of oxides of hollow structure, and a buffer layer, formed on said porous layer, wherein said porous layer can protect said plastic substrate from damage caused by the heat generated during manufacturing process. With the structure and method disclosed above, making a thin film transistor and forming electronic devices on the plastic substrate in the technology of Low Temperature PolySilicon, i.e. LTPS, without changing any parameters is easy to carry out.

Abstract: A large, high density foam glass tile which can be used as a facade on both exterior and interior building walls. The foam glass tile can also be used with other materials to form a panel or a composite. The present invention may be used on the critical surfaces of buildings at high risk for terrorist attacks, in combination with cement, steel or other high strength building materials. The present invention may also be used in surfaces of typical buildings. The present invention has the advantage of absorbing a substantial portion of a shock wave caused by an explosion. The present invention also has the advantage of being more resistant to earthquakes.

Abstract: An aluminum-silicon carbide composite suitable for a base plate for power module, having an aluminum-silicon carbide composite, with a front and a rear surface plane, that is a flat plate-shaped silicon carbide porous body impregnated with a metal mainly containing aluminum, and an aluminum layer made of a metal mainly containing aluminum formed only on the front surface plane, wherein the rear surface plane of the composite is exposed to the outside, and the shape of the exposed aluminum-silicon carbide composite is rectangular, optionally having peripheral portions encompassing holes removed. Plating is imparted to the composite by providing an aluminum layer on the rear surface plane. Flatness of the composite is improved by grinding its rear surface so that the composite is exposed to the outside. Warpage after grinding the rear surface, is controlled by controlling the thickness of the aluminum layer.

Abstract: A composition comprising a compound of formula (I) or (II): wherein r and q are independently integers of 1 to 3; Rf is linear or branched chain perfluoroalkyl group having 1 to 6 carbon atoms; j is an integer 0 or 1, or a mixture thereof, x is 1 or 2, Z is —O— or —S—, X is hydrogen or M, and M is an ammonium ion, an alkali metal ion, or an alkanolammonium ion is disclosed.

Abstract: A refractory metal composite article includes a refractory metal ceramic section and a refractory metal ceramic coating disposed directly adjacent to the refractory metal ceramic section. The refractory metal ceramic section and the refractory metal ceramic coating form a composite porous matrix. Each of the refractory metal ceramic section and the refractory metal ceramic coating includes at least one of a refractory metal carbide, a refractory metal silicide, or a refractory metal boride. A solid filler is disposed within pores of the composite porous matrix, and the solid filler is selected from a polymer material, a ceramic material, a metallic material, a glass material, and a glass ceramic material.

Abstract: The present invention relates to a porous silicon material comprising one or more pore parts which include a first pore, a second pore, and a third pore. The first pore is formed in an upper side of the silicon. The second pore is formed in a lower side of the first pore and has a diameter that is larger or smaller than a diameter of the first pore. The third pore is formed in a lower side of the second pore and has a diameter that is identical or similar to the diameter of the first pore. The pore part having a double structure is formed in a silicon material. Since different electronic materials can be implanted into different pores of the porous silicon, it is easy to form interfaces of the implanted electronic materials.

Abstract: A method for producing a ceramic substrate material having a first layer and possibly a further layer is specified. The first layer comprises at least one first component made of a crystalline ceramic material and/or a glass material as a matrix and a second component made of a further crystalline ceramic material, which is provided in the matrix. An etching step is performed, mantle areas of the crystals and/or crystal agglomerates of the second component being etched selectively in the first layer to generate a cavity structure in the first layer. The present invention also relates to a corresponding ceramic substrate material, an antenna or an antenna array, and the use of the ceramic substrate material for an antenna or an antenna array.

Abstract: The present invention relates to an optical element for a light emitting device, wherein the optical element comprises a sintered ceramic body (3) comprising a wavelength converting layer (4) and a scattering layer (5), and to a method of manufacturing thereof. More specifically, the invention relates to an optical element, comprising a sintered ceramic body (3) of a first layer (4) and a second layer (5) arranged on the first layer, wherein the first layer comprises a wavelength converting material, the porosity of the second layer is higher than the porosity of the first layer, and pores in the second layer are arranged to provide scattering of a light beam.

Abstract: The invention discloses a method and apparatus for transferring nano-carbon material. The nano-carbon material is grown, by chemical vapor deposition, on a catalyst layer provided between a first and a second oxide layer of a multilayer film structure grown on a first substrate through chemical vapor deposition, and then separated from the first substrate by etching away the first and second oxide layers by a wet etching process. The separated nano-carbon material floats on the etchant, and is then pulled up by an etch-resistant continuous conveyance device and transferred to a second substrate. And, in a further imprinting process, large area nano-carbon material can be continuously imprinted onto the second substrate to show a particularly designed pattern.

Abstract: A substrate with a sol-gel layer and to a method for producing a composite material wherein a barrier layer is placed between the sol-gel layer and the substrate are provided.

Abstract: Nanoporous polymers with gyroid nanochannels can be fabricated from the self-assembly of degradable block copolymer, polystyrene-b-poly(L-lactide) (PS-PLLA), followed by the hydrolysis of PLLA blocks. A well-defined nanohybrid material with SiO2 gyroid nanostructure in a PS matrix can be obtained using the nanoporous PS as a template for the sol-gel reaction. After subsequent UV degradation of the PS matrix, a highly porous inorganic gyroid network remains, yielding a single-component material with an exceptionally low refractive index (as low as 1.1).

Abstract: A method for producing a ceramic substrate material having a first layer and possibly a further layer is specified. The first layer comprises at least one first component made of a crystalline ceramic material and/or a glass material as a matrix and a second component made of a further crystalline ceramic material, which is provided in the matrix. An etching step is performed, mantle areas of the crystals and/or crystal agglomerates of the second component being etched selectively in the first layer to generate a cavity structure in the first layer. The present invention also relates to a corresponding ceramic substrate material, an antenna or an antenna array, and the use of the ceramic substrate material for an antenna or an antenna array.

Abstract: The present invention provides a wear and/or corrosion-resistant zeolite coating for protection of the surface of a substrate of a metal.

Abstract: A method of producing a silica coating by forming a silica precursor formulation that is coated on a substrate as a continuous liquid phase. The silica precursor formulation is then cured in an ammoniacal atmosphere to produce a continuous, interconnected, nano-porous silica network.

Abstract: A coated article suitable for use at elevated temperature includes a metal substrate and a coating on the substrate. The coating includes a corrosion resistant particulate component having an average coefficient of thermal expansion (CTE) greater than alumina at 1200° F. (649° C.) dispersed in a binder matrix. An aspect ratio of at least a portion of the corrosion resistant particulate component is greater than about 2:1. The binder matrix includes a silicon-containing material and/or a phosphate-containing material.

Abstract: A composition for precious metal sintering that yields a precious metal sinter for use in jewelry, ornaments, accessories, etc., by sintering, especially that realizes not only production of a precious metal sinter even when the precious metal content per volume of the composition for precious metal sintering is reduced but also in a striking reduction of the weight of the precious metal sinter. Further, there are disclosed a process for producing the precious metal sinter and the precious metal sinter. This composition for precious metal sintering is characterized by comprising a mixture of precious metal powder, hollow glass powder and organic binder solution.

Abstract: Embodiments of the invention include a hybrid article comprising at least one hard non-oxide or oxide ceramic component of at least 95% of theoretical density directly bonded to, and different from, a hard non-oxide or oxide ceramic composite component comprising a tribology enhancing component. The at least one hard non-oxide or oxide ceramic component comprises a member of the group consisting of silicon carbide, pressureless sintered silicon carbide, liquid phase sintered silicon carbide, reaction bonded silicon carbide, tungsten carbide, aluminum oxide, and silicon nitride. The at least one hard non-oxide or oxide ceramic composite component comprises a member of the group consisting of silicon carbide, pressureless sintered silicon carbide, liquid phase sintered silicon carbide, reaction bonded silicon carbide, tungsten carbide, aluminum oxide, and silicon nitride.

Abstract: Provided is a method for producing a synthetic opaque quartz glass where flame processing can be performed in high purity with a simple way and even a large sized one can be produced, and the synthetic opaque quartz glass. A method for producing a synthetic opaque quartz glass which comprises the step of heating and burning a quartz glass porous body under a pressure of from 0.15 MPa to 1000 MPa at a temperature of from 1200° C. to 2000° C. The quartz glass porous body is prepared by depositing quartz glass particles which are produced by hydrolyzing a silicon compound with an oxyhydrogen flame.

Abstract: Disclosed is a microstructure comprising an aluminum anodized film bearing through micropores, wherein a surface of the microstructure is covered with a protective film for preventing hydration of the aluminum anodized film. The microstructure may be used as a porous alumina membrane filter excellent in filtration rate and its stability with time.

Abstract: Provided is a porous carbon material composite formed of a porous carbon material and a functional material and equipped with high functionality. A porous carbon material composite is formed of (A) a porous carbon material obtainable from a plant-derived material having a silicon (Si) content of 5 wt % or higher as a raw material, said porous carbon material having a silicon (Si) content of 1 wt % or lower, and (B) a functional material adhered on the porous carbon material, and has a specific surface area of 10 m2/g or greater as determined by the nitrogen BET method and a pore volume of 0.1 cm3/g or greater as determined by the BJH method and MP method.

Abstract: A negative active material for a rechargeable lithium battery includes: a crystalline carbon core including pores; an amorphous carbon shell positioned on the core surface; metal nanoparticles dispersed inside the pores; and amorphous carbon inside the pores, wherein a first particle diameter difference (D50?D10) of the nanoparticles is from about 70 to about 150 nm and the second particle diameter difference (D90?D50) of the nanoparticles is from about 440 to about 520 nm.

Abstract: A production process which comprises a preform formation step of forming a fiber preform made of silicon carbide short fibers having heat resistance of 1000° C. or greater; a sol-gel preparation step of preparing a sol-gel solution containing a heat resistant compound having heat resistance of 1000° C. or greater; an impregnation-drying-calcination step of impregnating the fiber preform with the sol-gel solution, followed by drying and calcining; and a crystallization step of crystallizing the fiber preform after impregnation, drying and calcination.

Abstract: A silicon carbide-based porous article comprising silicon carbide particles as an aggregate, metallic silicon and an aggregate derived from siliceous inorganic particles to form pores through volume shrinkage by heat treatment, wherein the porosity is 45 to 70%, and the average pore diameter is 10 to 20 ?m is provided. Also provided is a method for producing a silicon carbide-based porous article, comprising; adding inorganic particles to form pores through volume shrinkage by heat treatment to a raw-material mixture containing silicon carbide particles and metallic silicon, then forming into an intended shape, calcinating and firing the resultant green body, forming pores through volume shrinkage of the inorganic particles by heat treatment, and the shrunk inorganic particles being present as an aggregate in the porous article.

Abstract: Fire-resistant structures, fire-resistant insulations and a method for fire-proofing and fire-protection of permanent or temporary structures or objects. The fire-resistant insulation withstands temperatures between 1200° C. and 2000° C. on the exterior side of the insulation, and the interior side provides a shield for fire-protected structure or object against temperatures not exceeding 300° C. A method for fire-protection comprises steps of providing a fire-protection for structures and objects subjected to fires, brush-fires or fire storms.