Abstract: A method for producing a micromechanical component having a substrate and cap, which is connected to the substrate and encloses a first cavity therewith. A first pressure prevails in the first cavity, and a first gas mixture having a first chemical composition is enclosed, and an access opening is provided in the substrate or cap, which connects the first cavity to an environment of the micromechanical component, and then the first pressure and/or the first chemical composition is adjusted in the first cavity, and finally, the access opening is sealed with a laser by introducing energy/heat into an absorbing part of the substrate or cap, and a getter, introduced into the first cavity prior to the third task, is sealed with the laser radiation, and a getter, introduced into the first cavity prior to the third task, is activated at least partially with the laser radiation, during the third task.

Abstract: A production method includes providing a semiconductor substrate with a wiring layer stack having cutouts on a first main surface region of the semiconductor substrate at which MEMS components are arranged in an exposed manner in the cutouts and projecting through contact elements are arranged at metallization regions of the wiring layer stack; applying a b-stage material layer cured in an intermediate stage on the wiring layer stack, such that the cutouts are covered by the b-stage material layer and the vertically projecting through contact elements are introduced into the b-stage material layer; curing the b-stage material layer to obtain a cured b-stage material layer; thinning the cured b-stage material layer; and applying a redistribution layer (RDL) structure on the thinned, cured b-stage material layer to obtain an electrical connection between the wiring layer stack and the RDL structure via the through contact elements.

Abstract: A method for producing thin MEMS wafers including: (A) providing an SOI wafer having an upper silicon layer, a first SiO2 layer and a lower silicon layer, the first SiO2 layer being situated between the upper silicon layer and the lower silicon layer, (B) producing a second SiO2 layer on the upper silicon layer, (C) producing a MEMS structure on the second SiO2 layer, (D) introducing clearances into the lower silicon layer down to the first SiO2 layer, (E) etching the first SiO2 layer and thus removing the lower silicon layer.

Abstract: Novel and useful quantum structures that provide various control functions. Particles are brought into close proximity to interact with one another and exchange information. After entanglement, the particles are moved away from each other but they still carry the information contained initially. Measurement and detection are performed on the particles from the entangled ensemble to determine whether the particle is present or not in a given qdot. A quantum interaction gate is a circuit or structure operating on a relatively small number of qubits. Quantum interaction gates implement several quantum functions including a controlled NOT gate, quantum annealing gate, controlled SWAP gate, a controlled Pauli rotation gate, and ancillary gate. These quantum interaction gates can have numerous shapes including double V shape, H shape, X shape, L shape, I shape, etc.

Abstract: A method includes: storing a first flow rate from an oxygen mass flow controller for supplying an oxygen with an ozone generator turned off and measuring a flow rate of the oxygen supplied to the ozone generator, and a second flow rate from at least one ozone mass flow controller provided in flow paths; supplying the ozone into a processing container via the flow paths to perform multiple times a predetermined ozone-based process; acquiring a third flow rate from the oxygen mass flow controller and a fourth flow rate from the at least one ozone mass flow controller, by supplying the oxygen with the ozone generator turned off during a predetermined period between the ozone-based processes; and determining whether the fourth flow rate is a normal value by comparing the first and second flow rates with the third and fourth flow rates, respectively.

Abstract: A process for manufacturing hydrogen peroxide by an anthraquinone autoxidation process (AO-process) comprising two alternate (essential) steps of: (a) hydrogenation of a working solution in a hydrogenation unit in the presence of a catalyst, wherein such working solution contains at least one alkylanthraquinone dissolved in at least one organic solvent, to obtain at least one corresponding alkylanthrahydroquinone compound; and (b) oxidation of the at least one alkylanthrahydroquinone compound to obtain hydrogen peroxide in an oxidation unit; and further comprising the step of: (c) extracting the hydrogen peroxide formed in the oxidation step in an extraction unit, wherein the units of step (a) to (c), optionally together with further ancillary units as appropriate, constitute a hydrogen peroxide production site, wherein one or more of said units are equipped with one or more sensors for monitoring one or more AO-process parameters at the hydrogen peroxide production site, said sensors being interconnected wit

Abstract: Embodiments of a hydrogen sulfide destruction and sulfur recovery system of the present invention generally include a tower, sulfur introduction piping, oxygen introduction piping, and hydrogen sulfide introduction piping, wherein said tower contains a lower cooling component positioned in a vapor space of a tower bottom section, a lower vapor space fluidly connected to an upper vapor space, one or more upper and lower catalyst beds, a first condensation cooling component and a collection tray disposed in a first condensation section, a second condensation cooling component disposed in a second condensation section, a fluid pathway, partially defined by a collection tray weir, between the first condensation section and the second condensation section, a fluid pathway between a bottom section of the second condensation section and the tower bottom section, and a second condensation section bottom section gas outlet. Embodiments of a method of using the system are also provided.

Abstract: The present invention, in general, relates to portable/transportable apparatuses, methods, and systems for generating and delivering sulfur trioxide on-site or near an item to be treated. The present invention also relates to portable/transportable apparatuses, methods, and systems for removing hydrocarbon contaminants including waxes, paraffins, resins, and ashpaltenes from surfaces and treating the surfaces to reduce hydrocarbon contaminant build-up on the surfaces.

Abstract: Example embodiments relate to a method of preparing a two-dimensional (2D) transition metal chalcogenide nanostructure, the method including preparing a 2D transition metal chalcogenide nanostructure by a reaction between a transition metal precursor and a chalcogen precursor in a composition including a solvent, wherein the chalcogen precursor is a compound including a first bond connecting two neighboring chalcogen elements and the second bond connecting one of the two neighboring chalcogen elements and a hetero-element adjacent thereto, and binding energy of the second bond is 110% or less of the binding energy of the first bond, a 2D transition metal chalcogenide nanostructure prepared thereby, and a device including the 2D transition metal chalcogenide nanostructure.

Abstract: A method for the manufacture of crystal water-free iron(II) orthophosphate of the general formula Fe3(PO4)2 or crystal water-free iron(II) metal orthophosphate, iron(II) metal pyrophosphate or iron(II) metal metaphosphate of the general formula FeaMetb(POc)d, where a is a number from 1 to 5, b is a number from >0 to 5, c is a number from 2.5 to 5, d is a number from 0.5 to 3 and Met represents one or more metals selected from the group consisting of K, Rb, Cs, Mg, Ca, Sr, Ba, the transition metals (d block), in particular Sc, Y, La, Ti, Zr, Hf, Nb, Ta, Cr, Mo, W, Mn, Cu, Zn and the metals and semimetals of the third, fourth and fifth main groups, in particular B, Al, Ga, In, Si, Sn, Sb, Bi and the lanthanoids.

Abstract: A method of recycling a composite container for a high-pressure gas is carried out so as to recover carbon fibers in a long fiber state, using a recovering apparatus that can separate the inner and outer containers of a composite container for a high-pressure gas such as a hydrogen tank and take carbon fibers out of the outer container without cutting it in order to recycle the composite container, in order to increase the degree of recovery of carbon fibers and improve the efficiency of recycling.

Abstract: Objects of the present invention is to provide a carbon nanohorn aggregate excellent in imparting conductivity, and to provide a carbon nanohorn aggregate excellent in both the impartation of conductivity and the dispersibility. The present invention provides a fibrous carbon nanohorn aggregate in which a plurality of single-walled carbon nanohorns are aggregated in a fibrous state. The fibrous carbon nanohorn aggregate is excellent in imparting conductivity, and can be produced by the same process as production of globular carbon nanohorn aggregates, whereby the carbon nanohorn aggregates containing fibrous ones and globular ones mixed therewith can satisfy both high conductivity and high dispersibility.

Abstract: Provided are plasma processes for producing graphene nanosheets comprising injecting into a thermal zone of a plasma a carbon-containing substance at a velocity of at least 60 m/s standard temperature and pressure STP to nucleate the graphene nanosheets, and quenching the graphene nanosheets with a quench gas of no more than 1000° C. The injecting of the carbon-containing substance may be carried out using a plurality of jets. The graphene nanosheets may have a Raman G/D ratio greater than or equal to 3 and a 2D/G ratio greater than or equal to 0.8, as measured using an incident laser wavelength of 514 nm. The graphene nanosheets may be produced at a rate of at least 80 g/h. The graphene nanosheets can have a polyaromatic hydrocarbon concentration of less than about 0.7% by weight.

Abstract: The present disclosure relates to a method for preparing aluminosilicate particles having excellent dispersion, a reinforcing material for rubber including the aluminosilicate particles, and a rubber composition for tires including the same. The reinforcing material for rubber including the aluminosilicate particles prepared by the method of the present disclosure can exhibit excellent dispersibility in the rubber composition and an enhanced reinforcing effect, so that it can be suitably used in eco-friendly tires requiring high efficiency and high fuel efficiency.

Abstract: A method for forming zeolite nanosheets includes forming a mixture including a layered zeolite precursor and a functionalized polymer and exfoliating the layered zeolite precursor to provide the zeolite nanosheets.

Abstract: The present invention relates to a process for the production of a boron-containing zeolitic material having an MWW framework structure comprising YO2 and B2O3, wherein Y stands for a tetravalent element, wherein said process comprises (a) providing a mixture comprising one or more sources for YO2, one or more sources for B2O3, one or more organotemplates, and seed crystals, (b) crystallizing the mixture obtained in (a) for obtaining a layered precursor of the boron-containing MWW-type zeolitic material, (c) calcining the layered precursor obtained in (b) for obtaining the boron-containing zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I) R1R2R3N??(I) wherein R1 is (C5-C8)cycloalkyl, and wherein R2 and R3 are independently from each other H or alkyl, as well as to a synthetic boron-containing zeolite which is obtainable and/or obtained according to the inventive process as well as to its use.

Abstract: Disclosed herein are methods and compositions for increasing the alumina content of a bauxite ore prior to alumina extraction by an extractive process, such as the Bayer process. By adding a beneficiation agent to an aqueous ore slurry, then applying a gravitational force to separate, or partition, the slurry into a beneficiary and a gangue, a number of quantifiable benefits are observed. These include increased alumina content and reduced silica content in the beneficiary solids as compared to the starting ore. These benefits are in excess of those observed by pre-extraction gravitational separation of ore slurries without the addition of a beneficiation agent. Beneficiation agents include DADMAC polymers, and combinations of DADMAC polymers with dextrans. The beneficiary is collected and applied to an extractive process, such as the Bayer process.

Abstract: Provided are electrochemically active secondary particles that provide excellent capacity and improved cycle life. The particles are characterized by selectively enriched grain boundaries where the grain boundaries are enriched with Al and Co. The enrichment with Al reduces impedance generation during cycling thereby improving capacity and cycle life. Also provided are methods of forming electrochemically active materials, as well as electrodes and electrochemical cells employing the secondary particles.

Abstract: A water purifier includes a water outlet discharging purified water therethrough, a first temperature sensor to sense temperature of the purified water, an induction heating module provided with a working coil forming magnetic field according to a current flow, and a hot water tank heated by the magnetic field and receiving the purified water to deliver to the water outlet, and a controller to control the current to flow on the working coil while the purified water is transferred to the water outlet through the hot water tank in response to a water discharge request, wherein the controller controls the current value flowing on the working coil, such that purified water lower than the target temperature is discharged until a predetermined time point from when the water discharge request is applied, and purified water higher than the target temperature is discharged after the predetermined time point.

Abstract: A system for generating a plasma discharge in liquid utilizes first and second electrodes spaced apart in an interior space of a vessel holding the liquid. A channel can be defined in certain embodiments at least partially by at least one of the first and second electrodes, and an inlet in fluid communication with the interior space is configured to generate a vortical fluid flow in the vessel. A method for generating a plasma discharge in liquid is also provided.

Abstract: Disclosed are methods for dehydrating a water containing source of formaldehyde in which water is separated from the water containing source of formaldehyde using a zeolite membrane. In certain aspects, the water containing source of formaldehyde includes a separation enhancer having a relative static permittivity ranging from 2.5 to 20, and the water containing source of formaldehyde may further include methanol. In certain aspects, (meth)acrylic acid alkyl ester may be produced using the dehydrated source of formaldehyde.

Abstract: A reactor for water splitting or water treatment includes a first electrode, a second electrode electrically coupled to the first electrode, and a proton exchange membrane separating the first electrode and the second electrode. The first electrode includes a first optical fiber coated with a photocatalytic material.

Abstract: The invention is a capacitive, aka electrostatic, deionization apparatus and method that solves the problem of short lifetime of conventional capacitive deionization (CDI) and of membrane capacitive deionization (MCDI) devices and methods by shifting the Potential of Zero Charge of electrode surfaces through surface modifications. Such electrode surface modifications provide very long lifetime capacitive deionization devices and methods.

Abstract: A method of treating mineral slurries to inhibit bacterial growth includes adding an effective amount of one or more of sodium N-methyldithiocarbamate or methylammonium monomethyldithiocarbamate to the mineral slurry to inhibit bacterial growth.

Abstract: A process for recovering solid waste from produced water in an oil sands system utilizing a fluidized bed, comprising: transferring an amount of produced water into a solution tank, producing an enriched salt solution in the solution tank, transferring the enriched salt solution using at least one spray nozzle into a fluidized bed of a fluidized bed spray granulator, heating the fluidized bed with a gas, growing granules within the fluidized bed through evaporative drying of salt from the enriched salt solution, extracting the granules from the fluidized bed spray granulator to produce a granulator product, separating at least a portion of the granulator product into at least two fractions, and removing at least a portion of at least one of the at least two fractions from the system as solid waste brine product.

Abstract: A method for treating a circulating water in a wet paint booth, the method including adding a treatment agent including an aqueous solution including a tannin and an alkali metal hydroxide and/or an alkali metal carbonate to the circulating water in any of passages for the circulating water in the wet paint booth, wherein the passages include for supplying the circulating water from a water tank to a paint booth, for collecting an uncoated paint in the circulating water, and for returning the circulating water to the water tank; to detackify the uncoated paint collected in the circulating water.

Abstract: A reactor system for treating contaminated water is disclosed. The reactor system includes a reactor vessel having first and second end portions and an internal reactor volume defined by interior surfaces of the reactor vessel. A fluoropolymer coating is applied over at least a portion of the interior surfaces of the reactor vessel. The reactor system also includes a water inlet disposed in the first end portion and a water outlet disposed in the second end portion. At least one ultraviolet light-emitting diode (LED) is included and disposed so as to project ultraviolet light into the reactor vessel. A plurality of photo-catalyst substrates are also disposed within the internal reactor volume of the reactor vessel. Each of these substrates includes a coating of titanium dioxide applied to an outer surface of a substrate. A method for remediating contaminated water is also disclosed.

Abstract: A method of chlorinating drinking water on a ship with a production and distribution system includes a recirculation distribution network and device for injecting a chlorine compound generating free chlorine into the network in an injection point. A regimen set point is set for free chlorine concentration at the injection point between 0.4 and 1.2 mg/l. Free chlorine concentration is monitored proximate the injection point by a first probe. Free chlorine concentration at a point furthest from the injection point is monitored by a second probe. The chlorine compound is injected into the distribution network to maintain the free chlorine concentration at the regimen set point. Regimen chlorination is performed if the second probe does not detect free chlorine concentration variations from the regimen set or detects variations in concentration relative to the regimen set point lower than a safety limit and/or duration lower than a safety time limit.

Abstract: The present invention relates to a bio-assisted treatment of wastewater containing sulphide, phenols and hydrocarbons. Further, the present invention relates to a process for eliminating sulphide and other sulphur compounds including, but not limited to, mercaptans, disulfides, PAHs, phenols and hydrocarbons.

Abstract: A pedicure, manicure, and massage spa water treatment system is disclosed. The pedicure, manicure, and massage spa water treatment system provides a container for containing spa treatment water and multiple fish, a spa water treatment container having a first spa water treatment section hydraulically connected to the container and a second spa water treatment section hydraulically connected to both the container and the first spa water treatment section. The spa treatment water hydraulically and sequentially flows from the container to the first spa water treatment section, to the second spa water treatment section, and subsequently to the container. The spa treatment water hydraulically flows from the container through a filtering device prior to hydraulic introduction to the first spa water treatment section and forming filtered spa treatment water.

Abstract: The present invention is a process, a method, and system for recovery and concentration of dissolved ammonium bicarbonate from a wastewater containing ammonia (NH3) using gas separation, condensation, filtration, and crystallization, each at controlled operating temperatures. The present invention includes 1) removal of ammonia from waste (sludges, semi-solids, and solids and liquids) without the use of chemicals at a temperature of at least 80 degrees Celsius, 2) mixing of the gaseous ammonia with carbon dioxide and water vapor and concentrating dissolved ammonium carbonate and ammonium bicarbonate using reverse osmosis at a temperature of between about 35 and 50 degrees Celsius, and 3) crystallizing concentrated dissolved ammonium carbonate and ammonium bicarbonate at a temperature of less than about 35 degrees Celsius to form solid ammonium bicarbonate and ammonium carbonate.

Abstract: Submerged combustion methods and systems including a melter equipped with an exhaust passage through the ceiling or the sidewall having an aggregate hydraulic diameter. Submerged combustion burners configured to create turbulent conditions in substantially all of the material being melted, and produce ejected portions of melted material. An exhaust structure including a liquid-cooled exhaust structure defining a liquid-cooled exhaust chamber having a cross-sectional area greater than that of the exhaust stack but less than the melter.

Abstract: A glass forming furnace includes a forming zone, a cleaning zone, a plurality of sealing doors, and a conveying channel. The forming zone includes a pressure device. The pressure device includes a servo motor, a push rod, and a mold pressurizing mechanism. The push rod is connected with the servo motor. The push rod includes an end notch and an embedded structure. The mold pressurizing mechanism includes an inlet notch. The inlet notch is connected with the embedded structure. Wherein, the end notch is in contact with the inlet notch. The cleaning zone includes an active brush mechanism. The sealing doors are disposed at an inlet and an outlet of the forming zone, respectively. The sealing doors each include a valve. The valve has a cross-sectional thickness that is gradually decreased from top to bottom. The conveying channel passes through the forming zone and the cleaning zone. The conveying channel is configured to convey a plurality of glass forming molds.

Abstract: A apparatus for making a three-dimensional object (glass, glass ceramic or ceramic) that includes: a gripping fixture 102a having a grip surface or a pedestal 102 having a build surface 130, the grip or build surface configured to hold an end of a contiguous, preformed material 106, such as a fiber or a ribbon; a feed system 100 having a feed outlet 118 positioned above the grip or build surface, the feed system configured to feed the contiguous, preformed material into a build zone between the feed outlet and the grip or build surface; and a laser delivery system 134 arranged to direct at least one laser beam through the furnace 132 and into the build zone to form a hot spot 126 in the build zone; and a positioning system 120 arranged to effect relative motion between the grip or build surface and the feed outlet. In some implementations, the apparatus for making a 3D object can also include a furnace 132 enclosing the build zone and the feed outlet.

Abstract: Apparatuses and methods for heating moving continuous glass ribbons at desired lines of separation and/or for separating glass sheets from continuous glass ribbons are disclosed. An apparatus includes a translatable support portion and a heating apparatus coupled to the support portion. The heating apparatus is configured to contact the continuous glass ribbon across at least a portion of a width of the continuous glass ribbon at the desired line of separation as the support portion moves in a draw direction, thereby preferentially applying heat to a first side of the continuous glass ribbon at the desired line of separation as the continuous glass ribbon moves in the draw direction.

Abstract: A scribing apparatus includes a horizontal table on which a glass plate is placed and fixed under vacuum suction; a feed screw and a Y-axis control motor 6 for moving the table along a pair of guide rails under scribe numerical control; a guide rail device body installed above the table along an X-axis direction; a carriage mounted on the guide rail device body so as to move in the X-axis direction while being guided; a feed screw and an X-axis control motor for moving the carriage in the X-axis direction under numerical control; and a scribe head installed on the carriage.

Abstract: A bend-breaking apparatus 1A includes a supporting device 7 for supporting a glass plate 2 planarly on an upper surface thereof; a pair of bend-breaking heads 5 which are moved in an X-axis direction and a Y-axis direction within a horizontal plane with respect to the supporting device 7 by being NC controlled above the supporting device 7; a pair of moving devices 27 for respectively moving the pair of bend-breaking heads 5 in the X-axis direction and the Y-axis direction within the horizontal plane; a transporting device 45 for transporting the glass plate 2; a base 14; and a mount 28 which is provided above the base 14.

Abstract: A base material for a disk roll containing a layered silicate, in which the layered silicate is constituted to contain two or more kinds of minerals having an interlayer distance exceeding 10 angstroms. A base material for a disk roll is excellent in the compressive strength and wear resistance thereby.

Abstract: A method of strengthening a silica soot compact is provided. The method includes forming a mixture of silica soot particles and nanoparticles, and forming a silica soot compact from the mixture.

Abstract: Disclosed is a sealing glass composition that turns, when fired at a temperature of 900-1150° C., into a crystallized glass having a thermal expansion coefficient of 80-110×10?7/° C. in the range of 50-850° C. The composition is substantially free of both boron oxide and barium oxide, and comprises SiO2: 43-53 mol %, CaO: 12-33 mol %, MgO: 12-33 mol %, La2O3: 1-7 mol %, and ZnO: 0-4.5 mol %.

Abstract: A method of manufacturing an etched glass article includes the steps of jetting an image with a UV curable inkjet ink on a surface of the glass article; UV curing the image; etching the surface not covered by the UV cured image to obtain an etched image; and removing the UV cured image in an aqueous alkaline solution; wherein the UV curable inkjet ink includes a polymerizable composition, wherein at least 80 wt % of the polymerizable composition consists of: a) 15.0 to 70.0 wt % of an acryl amide; b) 20.0 to 75.0 wt % of a polyfunctional acrylate; and c) 1.0 to 15.0 wt % of a (meth)acrylate containing a carboxylic acid group, a phosphoric acid group or a phosphonic acid group-; with all weight percentages (wt %) based on the total weight of the polymerizable composition.

Abstract: Coated articles include two or more functional infrared (IR) reflecting layers optionally sandwiched between at least dielectric layers. The dielectric layers may be of or including silicon nitride or the like. At least one of the IR reflecting layers is of or including titanium nitride (e.g., TiN) and at least another of the IR reflecting layers is of or including indium-tin-oxide (ITO).

Abstract: An optical fiber including a glass core, and a polymer cladding formed around the glass core, the polymer cladding containing a mixture of a polymerizable composition and a silane coupling agent, and a fluorine-based ultraviolet curable resin. The mixture contains 5 to 95 parts by weight of the silane coupling agent based on 100 parts by weight of the total weight of the mixture. The fluorine-based ultraviolet curable resin alone has a refractive index in a range of 1.350 to 1.420 after ultraviolet curing. A component originated from the silane coupling agent is concentrated within a range of 20 ?m or less in the polymer cladding from an interface between the glass core and the polymer cladding.

Abstract: A composition, in particular a setting accelerator for mineral binders, containing or being made of: a) calcium oxide in the particle form; b) an inhibitor for the reaction of calcium oxide with water and c) optionally water.

Abstract: The present invention provides a composition, a gypsum board and their preparation method and the use of ascorbic acid as an anti-sagging additive in a gypsum board. Said gypsum board comprises set gypsum prepared from the composition; while said composition comprises hemi-hydrate gypsum, water and a compound comprising group and no carboxylate groups. The set gypsum prepared from the said composition shows better anti-sagging or deformation resisting property. The gypsum board of the present invention is hardly distorted and has stronger stability even in the condition of high humidity, thus improve the quality of the gypsum board to meet the demands of the customer.

Abstract: Compositions comprising crosslinked polysaccharides, particularly levan and/or dextran, may provide advantageous benefits when admixed with concrete blends. Suitable compositions may comprise a biologically sourced surfactant, and a crosslinked polysaccharide, in which the crosslinked polysaccharide comprises at least one crosslinking group bonded via ether linkages to a first polysaccharide chain and a second polysaccharide chain. Concrete blends may comprise such compositions, a cement and water. Methods for forming and/or using the concrete blends may comprise allowing the concrete blends to form a hardened mass.

Abstract: A ceramic composition which can be used as a sintering aid includes 1-2 mol % of magnesium oxide (MgO), 5-15 mol % of aluminum oxide (Al2O3), 25-40 mol % of silicon dioxide (SiO2), 40-55 mol % of calcium oxide (CaO), 0.1-8 mol % of ferric oxide (Fe2O3), 0.1-2 mol % of sulfur trioxide (SO3) and 0.1-2 mol % of titanium oxide (TiO2). Alternatively, the ceramic composition includes 1-8 mol % of MgO, 5-15 mol % of Al2O3, 25-40 mol % of SiO2, 40-55 mol % of CaO, 0.1-8 mol % of Fe2O3, 0.1-2 mol % of SO3 and 0.9-2 mol % of TiO2.

Abstract: The present disclosure provides a method for making a housing for a mobile communication device, comprising: step S1: mixing a zirconia ceramic powder, a solvent and a binder to form a mixed slurry; step S2: tape-casting the mixed slurry to form a single layer of base membrane band, and then preparing at least one layer of laminated membrane band on the base membrane band by lamination and isostatic pressing, so as to form a laminated body; step S3: debinding, sintering and hot-bending the laminated body to obtain a compact ceramic housing for a mobile communication device; wherein step S3 is performed in one common step combining sintering and hot bending or by hot bending a flat sample, which has beneficial effects such as high yield, low production cost, good product compactness, good fracture toughness, and good flexural strength, etc.

Abstract: A method of preparing cerium boride powder, according to the present invention, includes a first step for generating mixed powder by mixing at least one selected from among cerium chloride (CeCl3) powder and cerium oxide (CeO2) powder, at least one selected from among magnesium hydride (MgH2) powder and magnesium (Mg) powder, and boron oxide (B2O3) powder, a second step for generating composite powder including cerium boride (CexBy) and at least one selected from among magnesium oxide (MgO) and magnesium chloride (MgCl2), by causing reaction in the mixed powder at room temperature based on a ball milling process, and a third step for selectively depositing cerium boride powder by dispersing the composite powder in a solution.

Abstract: The present invention relates to an enhanced ceramic coating, ECC, composition comprising a non-stick ceramic coating composition, CCC, and 0.2 wt %-2 wt % diamond additive, DA with wt % compared with the total weight compared to the ECC composition. It also relates to a method of coating an artefact with the ECC, and an artefact provided 5 with a dry film coating containing an ECC prepared using an ECC composition of the invention. An artefact coated with the ECC has the combined advantages of durable non-stick, scratch resistance and abrasion resistance.