106 results about "Borate glass" patented technology

A thin film battery comprises a substrate, anode and cathode current collector layers formed over the substrate, anode and cathode layers formed over and in electrical contact with respective ones of the current collector layers, and an electrolyte layer formed between the anode and cathode layers. The thin film battery further comprises a barrier layer formed from a material such as tin oxide, tin phosphate, tin fluorophosphate, chalcogenide glass, tellurite glass or borate glass. The barrier layer is configured to encapsulate the thin film battery layers and substantially inhibit or prevent exposure of the thin film battery layers to air or moisture.

The invention discloses a ceramized polyolefin material and a preparation method thereof, belonging to the field of electric wire and cable materials. The ceramized polyolefin material comprises the following raw material components: 100 parts of an ethylene-alpha-olefin copolymer, 100-200 parts of ceramized powder A, 20-100 parts of ceramized powder B, 100-200 parts of ceramized powder C, 5-40 parts of a lubricating agent and 0.1-1 part of an antioxidant, wherein the ethylene-alpha-olefin copolymer is one or more selected from an ethylene and alpha-propylene copolymer, an ethylene and alpha-butylene copolymer, an ethylene and alpha-hexylene copolymer and an ethylene and alpha-octene copolymer; the ceramized powder A is one or a combination of more than one selected from layered inorganic powder, fibrous inorganic powder and needle-like inorganic powder; the ceramized powder B is at least one selected from borax, ammonium borate, a zinc borate and boron frit, phosphate glass powder with a low melting point, borate glass powder with a low melting point and silicate glass powder with a low melting point; the ceramized powder C is granular powder with excellent high-temperature insulativity; and the antioxidant is at least one selected from 1010, 1076, 168, 626, 300 and DSTDP.

The invention relates to environment friendly binder for dry vibratory material for a tundish. The binder contains sodium-containing phosphate or borate glass 10-80 wt%, magnesium salt 15-85 wt%, and silicate or borate of alkali metal 0.01-5 wt%. The binder has the advantages that inorganic salts is used as the composite binder of carbon-free dry vibratory material and no carbon is introduced into molten steel to prevent carbon and hydrogen in molten steel from increasing, so requirement for smelting low-carbon steel can be satisfied; during a baking process, no pungent odor from formaldehyde, cresol, etc. is generated, and the binder is environment friendly; the bind has good erosion resistance, and is easily decomposed, and both the bonding strength and the moderate-temperature strength can satisfy requirements for demolding and application; and the service life of the tundish is prolonged, and the average service life of the dry material prepared from fused magnesite and sintered magnesite is 29 hours or longer.

Borate-glass biomaterials comprising: aNa₂O. bCaO. cP₂O₅. dB₂O₃ wherein a is from about 1-40 wt %, b is from about 10-40 wt %, c is from about 1-40 wt %, and d is from about 35-80 wt %; and wherein the biomaterial has a surface area per mass of more than about 5 m²/g. Methods of making and uses of these biomaterials.

The invention discloses a ceramized polyolefin material and a preparation method thereof, belonging to the field of electric wire and cable materials. The ceramized polyolefin material comprises the following raw material components: 100 parts of an ethylene-alpha-olefin copolymer, 150-300 parts of ceramized powder A, 20-100 parts of ceramized powder B, 5-40 parts of a lubricating agent and 0.1-1 part of an antioxidant, wherein the ethylene-alpha-olefin copolymer is one or more selected from an ethylene and alpha-propylene copolymer, an ethylene and alpha-butylene copolymer, an ethylene and alpha-hexylene copolymer and an ethylene and alpha-octene copolymer; the ceramized powder A is one or a combination of more than one selected from layered inorganic powder, fibrous inorganic powder and needle-like inorganic powder; the ceramized powder B is at least one selected from borax, ammonium borate, a zinc borate and boron frit, phosphate glass powder with a low melting point, borate glass powder with a low melting point and silicate glass powder with a low melting point; and the antioxidant is at least one selected from 1010, 1076, 168, 626, 300 and DSTDP. The ceramized polyolefin material is reasonable in raw material and proportion, capable of ensuring normal operation of a route, good in flexibility, simple in process and low in cost.

The invention belongs to the biomaterial technical field and particularly relates to a preparation method and an application of strontium-incorporated hydroxyapatite. The preparation method comprises the following steps: soaking borate glass or phosphate vitreum containing strontium and calcium with a certain shape in phosphate solution, adjusting the pH of the solution to more than 7, depositing nanoscale strontium-incorporated hydroxyapatite on the surface of glass at 20-250 DEG C under the pressure of 0.10-4.00MPa; and forming strontium-incorporated hydroxyapatite body with the same appearance and the size of glass in situ of the glass. The net formation oxide of the borate glass or phosphate glass is B2O3 or P2O5 or both or B2O3 and fewer SiO2 or P2O5 and fewer SiO2 or B2O3, P2O5 and fewer SiO2. The gap oxide of glass net contains one or more of other univalent, divalent, trivalent and tetravalent metal oxides beside CaO and SrO so as to adjust the dissolution velocity of glass. The method has simple device, easy operation and low cost. By adopting different glass compositions or different reaction conditions, strontium-incorporated hydroxyapatites with various sizes or nanoscale strontium-incorporated hydroxyapatites with various shapes can be obtained. The strontium-incorporated hydroxyapatite with a certain shape and properties can be used as the bone filler or bone tissue engineering scaffold for repairing bones or curing osteoporosis.

A luminescent borate glass and a preparation method thereof are disclosed. The preparation method includes: weighing raw materials according to a composition of the formula: aM₂O.bY₂O₃.cAl₂O₃.d B₂O₃.eSiO₂.xCeO₂.y Tb₂O₃, wherein M represents at least one selected element from the group consisting of Na, K, and Li; a, b, c, d, e, x, and y are, by mole parts, 0˜20, 7˜15, 20˜40, 40˜60, 0˜15, 0.1˜1.5, 0.1˜3, respectively; melting the raw materials and then cooling and molding; and heat treating the molded glass to obtain the luminescent borate glass. The luminescent borate glass prepared according to the method has some advantages such as high luminous intensity, uniformity and stability.

The invention relates to a method for preparing radiation-resistant concrete from lead-containing CRT (cathode ray tube) glass. The radiation-resistant concrete can be as a shielding material for absorbing and shielding nuclear power station rays, and is beneficial to resource circulation and environmental protection. The substitution of CRT display products with TFT-LCD (thin film transistor-liquid crystal display) electronic display products results in mass rejection of the CRT display products; and CRT glass is the main component for CRT display, and the lead-containing CRT glass has potential environmental pollution and belongs to hazard solid wastes. According to the invention, the lead-containing CRT glass is prepared into the radiation-resistant concrete to satisfy the use of nuclear island construction for nuclear power stations. The radiation-resistant concrete is prepared from 300-400kg of P.O 42.5 ordinary Portland cement, 100-200kg of fly ash, 0-300kg of gravel, 600-900kg of coarse-particle lead-containing CRT glass, 500-850kg of fine-particle lead-containing CRT glass, 0-300kg of sand, 20-30kg of fine-particle borate glass, 10-20kg of polycarboxylic acid water reducer and 150-180kg of water.

The invention discloses a ceramic polyolefin cable material and a preparation method thereof, and belongs to the technical field of a wire/cable material. The ceramic polyolefin cable material consists of the following raw material components in parts by weight: 100 parts of an ethylene-alpha-olefine copolymer, 150-300 parts of ceramic powder A, 20-100 parts of ceramic powder B, 5-20 parts of a lubricant and 0.1-1 part of an antioxidant, wherein the ethylene-alpha-olefine copolymer is a mixture of ethylene and any one or more of alpha-propylene, alpha-butylene, alpha-hexylene and alpha-octylene copolymers according to any proportions by weight; the ceramic powder A is any one or any combinations of lamellar inorganic powder, fibrous inorganic powder and acicular inorganic powder; the ceramic powder B is at least one of borax, ammonium borate, zinc borate, boron frit, low-melting-point phosphate glass powder, low-melting-point borate glass powder and low-melting-point silicate glass powder; and the antioxidant is at least one of 1010, 1076, 168, 626, 300 and DSTDP.

The invention discloses bioactive borophosphate glass and a preparation method of the bioactive borophosphate glass. The method comprises the steps of preparing boron glass by a fusion and cooling method, and then steeping in a solution containing phosphorus ions to form the double-layer bioactive glass taking porous phosphate as a shell and borate as a kernel, wherein the boron glass comprises the following raw materials: B2O3, MgO, CaO, Na2O, K2O and SrO at a mass ratio of (45-60):(2-10):(15-25):(3-10):(10-15):(1-8). A degradation rate of a borate glass structure in an organism can be controlled, and the biocompatibility of a biological material can be improved by the porous shell; and therefore, the repairing speed of an injured body surface tissue is significantly increased.

The invention discloses a nonplanar micron/submicron microneedle array and a method for producing the same. The nonplanar micron/submicron microneedle array comprises parallel microneedles 200 nanometers to 1000 micrometers in diameter. Tips of the microneedle array form a convex face, a concave face, grooves and holes, or any combination of these, and the microneedles are made of quartz glass, soda-lime-silica glass, borate glass and the like. The method for preparation includes: firstly, obtaining a fiber and polymer composite structure by a method provided by a patent ZL200710134575.2, and cutting the structure into short posts; secondly, the end face of each short post is machined into the convex face, the concave face, the grooved face and the holed face, or any combination of these; thirdly, placing the sample into HF (hydrofluoric) acid etchant solution for 10 seconds to 72 hours to form a needle array structure; and fourthly, removing filled polymer and obtaining the nonplanar micron/submicron microneedle array. The nonplanar micron/submicron microneedle array is novel in structure and applicable to the fields of detection, sensing, optics, biomedicine and the like.

The invention discloses a quick detection method of di(2-ethylhexyl) phthalate in beverages. The quick detection method includes following steps: making an atomizing ionization device: drawing a borosilicate glass capillary and assembling the spraying ionization device; detecting: sequentially injecting ethyl acetate and a beverage sample into the borosilicate glass capillary, after fully mixing, extracting and mutually layering, inserting a metal microelectrode (1) into an ethyl acetate layer solution from the rear end of the borosilicate glass capillary, applying high voltage on a metal clamp from a high-voltage power source, conducting to the ethyl acetate layer solution in the borosilicate glass capillary (2) from the metal microelectrode (1), generating electric spray for mass spectroscopy, setting parameters of an ion trap mass spectrometer, and performing positive ion mode detection. The quick detection method is low in cost, simple and convenient to operate and supportive of quick and accurate detection of the beverage sample.

A method for preparing optical fiber connector includes applying process of femtosecond laser shining and chemical processing to treat base plate surface of quarts glass, borate glass and micro crystal glass to work out V form micro channel or U form micro channel, then placing optical fiber in micro channel and using adhesive to fix a press - plate cover over on base plate.

Optically transparent glass ceramic materials comprising a glass phase and a crystalline tungsten bronze phase comprising nanoparticles and having the formula MxWO3, where M includes at least one H, Li, Na, K, Rb, Cs, Ca, Sr, Ba, Zn, Cu, Ag, Sn, Cd, In, Tl, Pb, Bi, Th, La, Pr, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb, Lu, and U, and where 0 < x < 1. Aluminosilicate and zinc-bismuth-borate glasses comprising at least one of Sm2O3, Pr2O3, and Er2 O3 are also provided.

The invention especially relates to a preparation method of high borosilicate glass for solar photovoltaic batteries. The method comprises the following steps: 1, batch preparation: adding a rare earth element additive to present high borosilicate glass, wherein visible light is formed through converting infrared light and ultraviolet light by a conversion luminescence effect through applying an up-conversion luminescence principle, and illuminates; the rare earth additive is simultaneously used as a clarificant, a color complementation agent and a conversion luminescence couplant to improve the visible light transmittance of glass; and rare earth element borate glass has a high refractive index and a low chromatic dispersion, and is novel optical glass; 2, glass melting: carrying out high temperature melting of the glass batch in an electric melting furnace to form molten glass, carrying out clarification homogenizing, and cooling to form liquid glass; and 3, mechanical shaping: processing the liquid glass through adopting a float process production technology to form flat glass. The glass prepared through the method provided by the invention has a high visible light transmittance, and can be used as a glass matrix material and a packaging material for the solar photovoltaic batteries.

The invention discloses a borate glass ceramic low-temperature solidification method of silver-coated silica gel. The borate glass ceramic low-temperature solidification method of silver-coated silicagel comprises the following steps: mixing silver-coated silica gel granules containing radioactive iodine and a borate glass ceramic powder, adding deionized water and grinding to obtain a humid mixture, wherein the borate glass ceramic consists of boron oxide, bismuth oxide and zinc oxide; dryin the humid mixture to obtain a dried mixture; and putting the dried mixture into a sintering device, sintering and cooling after sintering to obtain a glass ceramic sintering body. The glass ceramic sintering body provided by the invention contains silver-coated silica gel containing radioactive iodine; and the glass ceramic sintering body has the advantages of high volume density, low nuclide leaching rate and the like and can inhibit migration of the radioactive iodine in the natural world well.In addition, the low-temperature solidification method has the characteristics of simple technological process, energy conservation, environmental friendliness, safety, reliability and the like, andhas a good industrial application prospect.

The invention discloses a method for preparing an antibacterial borate glass bracket. The method comprises the following steps: uniformly mixing glass components composed of an outer network body with molar percentage of 44% and a network forming body with molar percentage of 56%; fusing at a temperature of 1000-1400 DEG C, and performing heat preservation for 0.5-1.5 hours to obtain glass liquid; quenching the glass liquid to obtain a glass block; carrying out coarse crushing, fine crushing and sieving on the obtained glass block in sequence to obtain glass powder; mixing the obtained glass powder with ethyl cellulose and absolute ethyl alcohol according to a mass ratio of 3:0.12:2.5; firstly flat-grinding and mixing absolute ethyl alcohol with ethyl cellulose, and putting the mixture in the glass powder to obtain glass slurry; mixing the prepared glass slurry with a polyurethane template, then extruding the excessive slurry to prepare a grouting glass bracket, drying, sintering and cooling to obtain the antibacterial borate glass bracket. The antibacterial borate glass bracket prepared by the method disclosed by the invention has an excellent antibacterial effect, has no biological resistance, and has long-term sustained release antibacterial property, and high-temperature stable and acid-base stable antibacterial property.

The invention provides a method for preparing up-conversion luminescence transparent glass ceramics. The method comprises the following steps of: dispersing up-conversion luminescence doping gadolinium oxide nanocrystals in borate glass uniformly, batching, melting, forming, annealing and the like. The prepared up-conversion luminescence transparent glass ceramics have a simple process, and are low in production cost and high in luminous intensity.

The invention provides a preparation method for the front-surface electrode of a solar cell. The preparation method comprises the following steps of: texturizing, diffusing, etching, depositing a silicon nitride film, printing a silver paste, and sintering, and further comprising a step of removing the silicon nitride film at the position of a preformed front-surface gate line after depositing the silicon nitride film on a silicon slice. In the preparation method provided by the invention, because the silicon nitride film at the position of the preformed front-surface gate line is removed before printing the silver paste, lead-containing borate glass powder has no need to be doped in the silver paste to corrode the silicon nitride film, and a high-temperature sintering process has no need to be adopted in the subsequent steps. Because the glass powder is not contained in the silver paste, the content of silver in the silver paste can be increased, and then the conducting performance of the silver paste can be improved; simultaneously, lead is not contained in the silver paste, so that environmental friendliness is contributed; and a low-temperature sintering process is adopted in the subsequent steps, so that the electric energy consumed by equipment can be effectively saved.