79 results about "Borosilicate glass" patented technology

This invention discloses a drilling visual plugging device, a plugging test system, a plugging test method, and its application. The plugging device includes: a cup body, a heating jacket, an upper cup cover, and a lower cup cover; the cup body has a cuboid structure with an inner cavity for holding the test fluid, and a mounting groove for placing the test piece at the lower end of the inner cavity; the upper cup cover has an upper connecting hole for connecting to an external pressure manifold, and the lower cup cover has a lower connecting hole for serving as a flow channel for leakage fluid; the heating jacket includes: a fixed surface and an openable surface; the two form a cavity for holding the cup body; one side of the openable surface is hinged to its adjacent fixed surface, and the other side has a locking element that can be fitted with its adjacent fixed surface to lock the cup body in the closed state; the openable surfaces of the cup body and the heating jacket are made of borosilicate glass, and the diameter of the inner cavity of the cup body is one-third to two-thirds of the width of the cup body. This invention meets the requirements of the plugging device for high-temperature and high-pressure visualization.

The utility model provides medicinal borosilicate glass tube wall thickness detection device relates to medicinal borosilicate glass tube production detection technical field, the utility model discloses a ultrasonic thickness gauge, the utility model discloses a storage device is set to, can first hold the outer surface of the limit cover and pull its to one end when not using ultrasonic thickness gauge, drive spring stretch, then can manually wind the wire on the winding rod, after winding, its one end is clamped in the recess of corresponding position, now in loosening the limit cover, make its under the reset action of spring, one side is abutted on one side of ultrasonic thickness gauge, the wire that winds up is covered and protected, avoid damaging, also can according to the length of need using in the use process, the wire is put out corresponding length on the winding rod, avoid the phenomenon of winding, knotting with surrounding object in the use process appears, improve the convenience and detection efficiency of detection operation.

The present disclosure relates generally to insulation materials and methods for making and using them. In one aspect, the disclosure provides a method for making a borosilicate fiberglass insulation material comprising a plurality of borosilicate glass fibers, the method comprising providing a borosilicate fiberglass comprising a plurality of borosilicate glass fibers; and irradiating the plurality of borosilicate glass fibers of the borosilicate fiberglass with an electron beam.

This invention discloses a bioreactor for plant cell culture, comprising a culture container body, a liquid replenishment system, a sampling unit, a stirring and aeration system, and an exhaust gas treatment device. The culture container is made of high borosilicate glass, with the top sealed by a GL45-PP cap and a four-hole stainless steel plate. Externally, it is connected to the liquid material inlet, sampling unit, aeration system, and exhaust gas treatment device via silicone tubing. Gas is bubbled into the culture system through filters in the sampling unit and aeration system, utilizing bubbles and airflow to achieve stirring and realize suspension culture of plant cells. This invention, through the use of a high borosilicate glass culture container, pressure difference-based liquid replenishment, and a convenient sampling unit, achieves continuous plant cell culture, improves the safety, stability, and efficiency of the culture system, enhances cell culture results and the yield of plant secondary metabolites, and meets the needs of laboratory research and industrial production.

The present disclosure provides a side functional structure for a back contact crystalline silicon solar cell, which is arranged on at least one sidewall of a silicon substrate, and comprises, in sequence from top to bottom, a boron inner diffusion layer, a first silicon oxide layer, a P-type doped polysilicon layer, a borosilicate glass layer, a second silicon oxide layer and an N-type doped polysilicon layer, which are arranged on the surface of the sidewall of the silicon substrate in sequence from top to bottom in the horizontal direction of the crystalline silicon; wherein the reference plane of the region of the sidewall of the silicon substrate where the side functional structure is arranged is higher than the reference plane of a non-side functional structure region which is not provided with the side functional structure; and the non-side functional structure region forms a pyramid light-trapping structure on the surface of the crystalline silicon substrate. The present disclosure also provides a back contact crystalline silicon solar cell having the side functional structure and a preparation method thereof. The side functional structure of the present disclosure can achieve effective electrical isolation between the P region and the N region, thereby reducing the risk of side short circuit.

The application discloses a low-temperature toughened honeycomb adiabatic catalytic component and a preparation method and application thereof, and belongs to the technical field of new energy catalytic materials. The component is based on cordierite, is compounded with 3Y stable zirconium oxide, nano-aluminum oxide and a low-temperature borosilicate glass composite system, is formed by low-temperature segmented sintering at 1280 DEG C, and stainless steel fiber doping is abandoned, so that the toughness of the matrix is significantly improved. A gamma-Al2O3 composite transition layer and a Cu-Mn-Ce-Zr-La non-noble metal catalytic active double-layer coating are arranged on the inner wall of the pore, the coating has strong bonding force and high specific surface area. The application solves the problems of traditional honeycomb ceramic high-temperature sintering, high-temperature failure of metal reinforcing phase, weak low-temperature catalytic activity, easy peeling of the coating and the like, and the preparation process is simple and easy to mass produce. The product is suitable for coal underground in-situ gasification 180-280 DEG C low-temperature halogen adiabatic catalytic working conditions, is used for flue gas reforming, hydrogenation cracking and oil component regulation, has the advantages of low cost, thermal shock resistance, long-term stability and the like, and has strong industrial practicability.

Disclosed are lithium borosilicate compositions consisting essentially of a system of lithium oxide in combination with silicon oxide and boron oxide, wherein the lithium borosilicate comprises between 70 and 83 atomic percent lithium based on the total atomic percent of lithium, boron and silicon, and wherein the lithium borosilicate is a glass.

The invention discloses a TBC battery and a preparation method thereof, and belongs to the technical field of solar photovoltaic batteries. The preparation method comprises the following steps: depositing a tunneling layer and a polycrystalline silicon layer on the back surface of an alkali-polished N-type silicon-based substrate; carrying out boron doping and high-temperature oxidation to form a borosilicate glass layer; performing laser etching to form a P-type doped region and an etching region; carrying out alkali washing on the etching region, and depositing a tunneling oxide layer and a phosphorus-doped N-type doping layer; performing crystallization treatment; borosilicate glass layer cleaning is carried out on the P-type doped region, winding plating is carried out on the front surface, and alkali texturing is completed; and depositing an AlOx layer and a SiNx layer on the back surface and the front surface of the product. According to the method, the technological process is simple, compared with the mode that a PVD precise direction coating mode is adopted in the market to achieve isolation of the PN area, one picosecond laser etching procedure can be omitted, the equipment investment can be obviously reduced, the production efficiency can be improved, and the TOPCon technology of an existing PVD route can be upgraded to the TBC technology.

The present application relates to the field of advanced semiconductor packaging technology, and particularly relates to a borosilicate system TGV glass interposer composite interconnection structure for three-dimensional integrated circuit packaging and a preparation method and application thereof. The structure comprises a borosilicate glass interposer, a TGV through array penetrating the interposer, a low-loss insulation / adhesion layer arranged on the upper and lower surfaces of the interposer, a fine re-routed layer, a ground shielding via array and a thermal diffusion metal layer. By adopting borosilicate glass as the core material of the interposer, realizing vertical interconnection through TGV, constructing a ground shielding and power integrity enhancement structure around the high-speed signal channel, and introducing a thermal diffusion layer and a stress buffer insulation layer, the requirements of high-density interconnection, low insertion loss, low crosstalk, low warpage and high reliability can be met. The structure is suitable for three-dimensional packaging scenes such as AI accelerator, high-performance computing, radio frequency front end, co-packaged optical and high-reliability sensor.

This invention discloses a spray / spray-enhanced industrial photocatalytic reactor and its method. The reactor includes a light-transmitting and pressure-resistant reaction chamber, a spray / spray unit, a lighting unit, a gas-liquid separation unit, and a pressure control unit. By atomizing the liquid to be reacted into microdroplet clusters and / or forming a thin liquid film, the equivalent optical path of the liquid phase is significantly shortened, improving light penetration and photon utilization. Simultaneously, combined with pressure control structures such as back pressure valves and pressure stabilizing tanks, and gas-liquid separation / demisting structures, controllable pressure and low pressure drop are achieved under continuous operation. The reaction chamber material is not limited to quartz glass, but can also be borosilicate glass, tempered glass, transparent ceramics, or sapphire, etc.; the light source is not limited to LEDs, but can also be xenon lamps, halogen lamps, mercury lamps, lasers, or sunlight simulators, etc. The system can operate in a cyclic or multi-stage series, suitable for the scale-up and integration of various industrial photocatalytic processes.

This invention belongs to the field of ceramic materials technology, specifically relating to ceramic fuse shells and their preparation method. The preparation method includes: ball milling a mixture of calcined α-alumina, borosilicate glass frit, γ-alumina, a composite grain bridging agent, a composite pore-sealing reinforcing agent, and deionized water; adjusting the pH to a neutral range; adding an aqueous solution containing polyvinyl alcohol and continuing mixing; sieving and spray drying to obtain granules; mixing with magnesium stearate and pressing into green bodies; placing the green bodies in a degreasing furnace; heating to different temperatures in stages under an air atmosphere and holding at those temperatures to complete degreasing; transferring the degreased green bodies to a sintering furnace; heating to a high temperature and holding at that temperature under a nitrogen protective atmosphere; and cooling in the furnace to obtain the finished ceramic shell. This invention, by introducing a composite grain bridging agent and a composite pore-sealing reinforcing agent, combined with staged degreasing and nitrogen atmosphere sintering, effectively improves the density, insulation performance, and bending strength of the shell, making it suitable for fuse applications.

This invention discloses a low-temperature rapid-fired high-density building ceramic brick and its preparation method, belonging to the technical field of building ceramic materials. The ceramic brick uses potassium-sodium feldspar, kaolin, clay, quartz sand, calcined talc, wollastonite, waste ceramic powder, a low-temperature eutectic densifying component, sodium carboxymethyl cellulose, sodium polycarboxylate dispersant, and water as raw materials. The low-temperature eutectic densifying component has a borosilicate glassy phase coating layer, lithium aluminum silicon crystal nuclei, and a calcium-magnesium flux phase. The brick is prepared by ball milling, spray granulation, aging, pressing, drying, and rapid firing. This invention can promote liquid phase wetting, interstitial filling, and glassy phase bridging under low-temperature rapid firing, improving density, mechanical properties, and the utilization rate of waste ceramic powder.

This invention discloses a high-density, high-thermal-conductivity silica refractory slurry and its preparation method. The refractory slurry consists of dry-based powder and additives. The dry-based powder includes: 65-75% silica, 15-20% micron-sized silica clay, 10-15% amorphous fused silica powder (containing micron-sized and nano-sized powders in a 2:1 mass ratio), and 2-3% borosilicate glass powder. The additives include silica sol and a high molecular weight block copolymer dispersant. The silica sol is added at 20-30% of the total mass of the dry-based powder, and the high molecular weight block copolymer dispersant is added at 2.5% of the silica sol mass. During preparation, the silica is first calcined at 600℃, then the silica sol and high molecular weight block copolymer dispersant are mixed, and the micron-sized powder and calcined silica are added sequentially and mixed thoroughly. The refractory mortar of this invention has a porosity of ≤25% after drying, a thermal conductivity of 2.2-2.6 W / (m·K), and a refractoriness of ≥1620℃. It has high density, high thermal conductivity, excellent high-temperature performance, and wide temperature range adaptability (from room temperature to 1750℃). It is suitable for the construction and repair of siliceous refractory materials and high-density siliceous ceramics.

The invention provides a method for protecting a carbon-containing composite component against oxidation, the method comprising at least: applying a first coating composition in the form of an aqueous suspension on the outer surface of the component, the first coating composition comprising: a metal phosphate; a powder of a titanium-containing component; and a B4C powder; subjecting the applied first coating composition to a heat treatment to obtain a first coating on the outer surface of the component; applying a second coating composition on the first coating composition, the second coating composition comprising: an aqueous suspension of colloidal silica; a borosilicate glass powder; and a TiB2 powder; and subjecting the applied second coating composition to a second heat treatment to obtain a second coating on the first coating. By the particular selection of the first coating composition and the second coating composition in the order specified by the invention, a coating of increased thickness is obtained, which has good adhesion and imparts excellent oxidation resistance in wet media and at very high temperatures.

This invention relates to the field of surface spraying technology, and discloses a thermally sprayed wear-resistant and corrosion-resistant composite coating for metal substrates and its preparation method. The method includes: degreasing, sandblasting, purging, and preheating the surface of the metal substrate; dispersing, drying, and pre-curing Cr3C2 particles in a coating slurry containing flake Cr2O3 particles, borosilicate glass particles, aluminum phosphate particles, and silica sol to obtain barrier-coated hard reinforcing particles; spraying NiCrBSi alloy powder, barrier-coated hard reinforcing particles, and Al2O3 particles into granules, followed by thermal spraying, and then impregnating and sealing under negative pressure and curing to obtain the composite coating. This invention distributes the barrier phase at the particle interface around the Cr3C2 hard phase, limiting the spread of corrosive media along the particle interface and wear grooves after wear, thereby improving the service stability of the coating under wear-corrosion coupled conditions.

A propylene glycol monomethyl ether acetate composition comprising propylene glycol 1-monomethyl ether 2-acetate, wherein the absorbance of the propylene glycol monomethyl ether acetate composition at 259 nm is less than 0.030 as determined by the following test: (Test) The propylene glycol monomethyl ether acetate composition is placed in a borosilicate glass container and heated to 80°C under a nitrogen atmosphere and maintained for 275 hours.

This application relates to the field of ceramic materials technology, and more particularly to a ceramic slurry for bonding zirconia ceramics, its preparation method, and its application. The ceramic slurry comprises an inorganic functional phase and an organic carrier; the inorganic functional phase includes modified zirconia powder, a stabilizer, and a low-temperature active sintering aid. The modified zirconia powder is cerium-doped zirconia powder modified with a modifier. This application modifies the zirconia powder using a specific wet ball milling process, improving the slurry's stability and solid content; by introducing borosilicate glass powder, the sintering temperature is lowered to 1150-1250℃, avoiding the adverse effects of high-temperature sintering on the zirconia phase structure. The resulting adhesive layer has a high coefficient of thermal expansion matching with the zirconia matrix, a temperature resistance ≥1000℃, a room temperature shear strength ≥42.5MPa, and high volume resistivity, making it suitable for applications such as solid oxide fuel cells, high-temperature sensors, dental restorations, and aerospace.

This invention provides a high borosilicate glass cup with an explosion-proof structure, comprising a cup body, which is integrally formed by an inner liner and an outer shell made of high borosilicate glass, with a functional interlayer between the inner liner and the outer shell; a stress anchoring structure is provided at the bottom of the cup body, including a wave-shaped elastic transition zone at the connection between the bottom of the inner liner and the bottom of the outer shell, wherein the glass wall thickness of the wave-shaped elastic transition zone is less than the glass wall thickness of the side wall of the cup body; a spiral guiding structure is provided on the outer wall of the inner liner or the inner wall of the outer shell, wherein the spiral stress guiding structure is a spiral reinforcing rib formed by molding, and the cross-section of the spiral reinforcing rib is trapezoidal; an explosion-proof support layer is provided within the functional interlayer, comprising multiple support pillars arrayed between the inner liner and the outer shell, used to confine the kinetic energy generated by the explosion of the inner liner within a local unit space.

The application provides a dual-cavity coupling integrated structure frequency stabilizer based on a Fabry-Perot cavity and a preparation method, and belongs to the technical field of laser frequency stabilization. The dual-cavity coupling integrated structure frequency stabilizer comprises a Fabry-Perot cavity module and an atomic gas chamber cavity module, and the Fabry-Perot cavity module is located above the atomic gas chamber cavity module. The Fabry-Perot cavity module comprises a first plane glass, a second plane glass, a cylindrical glass cylinder, a ring-shaped piezoelectric ceramic sheet, a plane cavity mirror, a vacuum chamber and a concave cavity mirror. The atomic gas chamber cavity module comprises a cylindrical silicon gas chamber wall, the second plane glass, a piece of plane borosilicate glass and an atomic gas chamber cavity. The second plane glass is shared by the Fabry-Perot cavity module and the atomic gas chamber cavity module. A predetermined alkali compound material is arranged in the atomic gas chamber cavity and corresponds to a laser central wavelength. By integrating the functions of the Fabry-Perot cavity module and the atomic gas chamber cavity module, the number of components is reduced, and the cost is lowered.

Systems and methods for printing lightweight lattices using coordinated multi-axis motion are disclosed. The lattices can be printed from silica glass filament. Strut members are printed by heating the filament with a laser and feeding the filament in at a constant angle, which allows for minimum deflection and increases printing speed. This takes advantage of molten glass viscosity and applies forces onto workpieces by the filament feeding or by the movement of the substrate relative to the feeder at the constant angle. Members can be connected at joints to form a group of struts, and multiple groups of struts can form a respective layer. A subsequent layer can be printed onto the top joints of the preceding layer's groups of struts. The filaments can be 2mm diameter borosilicate glass filaments. This can also be adapted to Alumina and ceramic filaments and even metals using laser or arc heating.

The application belongs to the technical field of ceramic surface modification, and particularly relates to a ceramic surface composite antibacterial coating and a preparation method thereof. The method first prepares two novel inorganic antibacterial materials, namely silver-doped zinc germanate and sodium-doped copper-manganese co-doped zirconium phosphate. Then the two antibacterial materials are mixed with nano-titanium dioxide, silica sol, borosilicate glass powder and a dispersing agent according to a specific weight ratio, and are subjected to ultrasonic dispersion and ball milling to prepare an antibacterial coating slurry. The pretreated ceramic substrate is coated with the slurry, dried, and then subjected to electron beam evaporation to deposit a silica protective layer. Finally, heat treatment is performed at a specific temperature, so that a composite antibacterial coating with a thickness of microns is formed on the surface of the ceramic substrate. In the coating prepared by the application, the two inorganic modified compounds synergistically act to realize the dual mechanisms of contact antibacterial and photocatalytic antibacterial, and the coating is firmly combined with the ceramic substrate, has excellent and long-lasting antibacterial performance.

This invention relates to the field of dielectric ceramics technology, providing a glass-coated strontium titanate-based giant dielectric ceramic material and its preparation method. This invention utilizes a zinc borosilicate glass sol to coat strontium titanate-based ceramic powder, followed by pressing, aging, pulverizing, molding, debinding, and sintering to obtain the glass-coated strontium titanate-based giant dielectric ceramic material. This invention allows the glass sol to be uniformly distributed on the surface of the ceramic powder, forming a glass sol coating layer with a nanometer-thickness. After melting, the coating layer has almost no large pores, effectively improving the performance of the strontium titanate-based ceramic material. The glass-coated strontium titanate-based giant dielectric ceramic material prepared by this invention has a stable structure and good thermal stability, exhibiting a stable high dielectric constant and low dielectric loss over a wide temperature range, and can be widely used in the field of energy storage electronic materials.

The present application relates to the technical field of solid light emitting material, in particular to a kind of blue-green adjustable light emitting perovskite quantum dot borosilicate glass material and its preparation method and application.The present application is by CsPb(Cl / Br)3 perovskite quantum dot is doped into borosilicate glass, not only improve the environmental stability of blue-green adjustable light emitting perovskite quantum dot borosilicate glass material, effectively exert the photoelectric performance of perovskite quantum dot.Moreover, the blue-green adjustable light emitting perovskite quantum dot borosilicate glass material provided by the present application has excellent temperature resilience, when it is heated from room temperature to 280 DEG C and then cooled to room temperature, the luminescent intensity when cooling is comparable to the luminescent intensity in the heating process at the same temperature.

The utility model discloses a simple medicinal plant adventitious root culture device, the utility model discloses 10L transparent high borosilicate glass bottle is adopted, compared with traditional triangular flask has larger volume, only needs inoculation, can reduce the pollution risk, replaces the mechanical vibration of traditional shaking bed through the airflow of air pump and stirs, and the design of no shaking bed dependence makes the equipment occupied space reduce, can reduce the purchase cost, and the maintenance cost of shaking bed is saved, and laboratory culture cost is reduced significantly, and the medium and device itself can be connected common vertical autoclave sterilization through quick connector, and the design of quick connector makes the medium replacement efficiency promote, and operating personnel can carry out aseptic supplement, replace and sampling operation to the medium in the culture process, and air distributor makes the uniformity of dissolved oxygen improve significantly, and solves the problem of adventitious root blockage, and the culture stability improves significantly, and integrated sterilization scheme makes the preparation time shorten in advance, and avoids the secondary pollution risk after the sterilization of part alone.

The utility model relates to hydrogen storage alloy tabletting expansion rate measurement technical field, especially in kind of measure hydrogen storage alloy tabletting expansion rate's device, main including cylindrical jar body, the top of jar body is sealed with high borosilicate glass, the top of high borosilicate glass is arranged with high definition video recording equipment, and the lateral wall of jar body is connected with gas supply pipeline, and the inner chamber bottom of jar body places and places hydrogen storage alloy tabletting of transverse oxygen storage alloy tabletting, the utility model discloses double tabletting horizontal and vertical layout mode, improves hydrogen storage alloy volume expansion calculation precision, makes researcher obtain reliable volume expansion rate data, provides accurate quantitative index for material performance analysis, adopts adhesive fixing method, and hydrogen storage alloy's boundary restraint force action is reduced as far as possible, makes material in the experiment process can expand freely, and the natural state of its in hydrogen pressure environment is truly reflected, adopts dynamic image recording equipment whole process to capture the morphological change of material, and records hydrogen storage alloy expansion change details.

The utility model discloses a borosilicate glass cleaning device of cleaning device technical field, include: cleaning storehouse, the inner wall sliding insertion of cleaning storehouse has the lift storehouse, the inner wall of lift storehouse is provided with a plurality of small holes, still include lift unit and ultrasonic cleaning unit, lift unit is used for controlling the spatial height of lift storehouse. In the utility model, through the inner wall sliding insertion of one vice warehouse body in main warehouse body, when using, the user inserts the inner wall of main warehouse body after vice warehouse body, installs the bolt of a plurality of on the surface screw thread of the installation edge of vice warehouse body surface, makes a plurality of installation bolts all screw thread insertion the inner wall of main warehouse body, can realize the installation of vice warehouse body in main warehouse body inner wall, finally the electric energy of ultrasonic generator produces and conduction is given transducer through cable. In the transducer, these electric energy is converted into mechanical vibration, can realize the cleaning of glass product in vice warehouse body.

The utility model belongs to the technical field of bottle opening polishing tools, and particularly relates to a high borosilicate glass bottle opening cutting edge polishing tool which comprises a workbench, a plurality of discharging seats are arranged at the top of the workbench and used for placing workpieces, a mounting plate is arranged at the top of the workbench, and the feeding seats are used for feeding the workpieces. A plurality of polishing parts are mounted on the mounting plate, the number of the polishing parts corresponds to that of the discharging seats, and the polishing parts are used for polishing workpieces placed on the tops of the discharging seats; according to the high borosilicate glass bottle polishing tool, the multiple discharging bases are arranged at the top of the workbench, the number of the polishing parts corresponds to the number of the discharging bases, and due to the multi-station design, the high borosilicate glass bottle polishing tool can polish a plurality of high borosilicate glass bottles at the same time. In actual production, an operator can place a plurality of glass bottles on the material placing seat at one time, then the equipment is started, and the plurality of grinding parts work simultaneously, so that the grinding time of a single glass bottle is greatly shortened, the overall production efficiency is improved, and the requirement of large-scale production is met.