70 results about "Titanium dioxide" patented technology

A multi-colored flocked article is provided having a plurality of flock and adhesive regions. Each flock region is defined by a plurality of flock fibers that are substantially the same in color and are substantially free of light dispersants, such as titanium dioxide. Further, each flock region is of a different color relative to an adjacent flock region to form a patterned, multi-colored design. Each of the plurality of adhesive regions corresponds to a flock region and includes a colored adhesive. The color of the adhesive is at least similar or substantially similar in color to the flock fibers in the corresponding flock region.

The invention relates to a new textile fabric with self-cleaning, anti-bacterium, mould proofing and radiation-proof functions, which is normal textile fabric through special coating layer process. The hot melt adhesive used in the coating layer accounts for 35 to 85%; the nanometer titanium dioxide power accounts for 1 to 15%; the nanometer mould proofing power accounts for 1 to 15%; the nanometer infrared power accounts for 2 to 8%; the nanometer absorbing material power accounts for 1 to 15%; all the particle sizes of the materials are less than or equal to 35nm. The invention has the advantage of multiple functions.

The present invention relates to a method for preparing tempered anti-bacterial self-cleaning glass. Said method utilizes one-step heat treatment process to make the titanium dioxide base film coated or plated on the glass surface be sintered and converted into anatase crystal type to implement glass tempering so as to obtain the transparent tempered bacteria-killing self-cleaning glass product with good photocatalytic activity photosuperhydrophilicity and anti-bacterial function. Besides, said invention also provides its application range.

The invention relates to a low-density high-intensity ceramsite fracturing propping agent and a preparation method thereof. The low-density high-intensity ceramsite fracturing propping agent has a core material body which is composed of the following materials in percentage by weight: 30-40% of bauxite, 10-15% of talcum, 10-12 % of mullite, 12-15% of metakaolin, 6-15% of potassium feldspar, 3-6.5% of titanium dioxide, 1-3% of manganese powder, 3-4.5% of nano calcium carbonate, 2.5-3.5% of iron trioxide and 2.5-3.5% of magnesium orthosilicate; a gel breaker layer is arranged outside the core material body, and the gel breaker layer is sequentially coated with an external coating and a lubricant layer. When in preparation, various materials are firstly ball-milled, sieved and graded, and then matched in different ways; the potassium feldspar and the titanium dioxide both can reduce reaction temperature to a certain extent; the added manganese powder mainly plays a role in catalyzing; the nano calcium carbonate plays a role in reducing density of product; sintering temperature needed by the product is 1250 DEG C; the product is low in density, strong in anti-fracture capacity and high in sphericity; and meanwhile, the production technology is simple and easy to popularize and implement.

The invention discloses a coating having heat-insulation and reflection functions. The coating comprises, by weight, 40-60 parts of a pure acrylic emulsion, 30-40 parts of hollow glass microspheres, 20-30 parts of ceramic microspheres, 10-30 parts of expanded perlite, 10-20 parts of titanium dioxide, 5-15 parts of mica powder, 3-8 parts of kaolin, 5-10 parts of barium sulfate, 2-8 parts of carboxyethyl cellulose, 5-10 parts of nano-silica, 8-15 parts of nanometer metal oxide, 3-8 parts of a filler, 1-5 parts of a film forming assistant, 4-8 parts of an assistant and 30-50 parts of deionized water. The coating having heat-insulation and reflection functions has good economic property, and also has heat-insulation and light and heat reflection functions.

The bismuth sodium titanate-barium titanate base piezoelectric ceramic contains bismuth oxide, sodium carbonate, barium carbonate, titania and tin oxide, and has the chemical composition of (1-x)[(Na0.5Bi0.5)TiO3]-xBaTiO3-ySnO2, where x is 0-0.1, and y is 0-0.1. The preparation process of the bismuth sodium titanate-barium titanate base piezoelectric ceramic includes material compounding, vibration milling to mix, pressing block, pre-sintering, adding adhesive, rolling, eliminating glue, sintering, silver sintering and final polarizing in silicon oil. The present invention has effectively lowered coercive field and resistivity of the piezoelectric ceramic and simple and feasible polarizing process, and the technological process may be used in preparing various kinds of lead-free piezoelectric ceramic of different piezoelectric and dielectric performances for need of different fields.

The invention relates to a zinc-aluminum coating enhanced with particles in micro-nano sizes, and belongs to the field of surface protection of magnetic materials. The coating is used for being coated on the surface of a neodymium-iron-boron permanent magnet and the zinc-aluminum coating mixed with the micro-nano particles, and the micro-nano particles are one or more kinds of titanium dioxide, silicon oxide, aluminum oxide, aluminum and cerium oxide in the micro-nano sizes. The technical scheme of the zinc-aluminum coating lies in that the micro-nano particles are mixed into the zinc-aluminum coating, so that the zinc-aluminum coating concurrently has an own anti-corrosion property of the coating and an incidental high-temperature oxidation resistant property, an incidental shock resistant property and incidental high tenacity of the micro-nano particles, and a mechanical property and a scratch resistant property of the surface coating of the anti-corrosion neodymium-iron-boron permanent magnet are greatly improved. The invention further relates to a production method of the zinc-aluminum coating enhanced with the particles in the micro-nano sizes, and the production method comprises the following steps: processing matrixes, preparing a coating solution, coating the matrixes and drying the coating solution.

The invention discloses a preparation method of durable modified asphalt. The method comprises the following steps: performing organic treatment on montmorillonite, pouring the montmorillonite and anintercalator into a flask, feeding a dispersing agent to perform dispersing in the flask, performing stirring and suction filtration on dispersive montmorillonite, so as to obtain a montmorillonite dispersion liquid, washing the montmorillonite dispersion liquid through deionized water and drying to accomplish the organic treatment on the montmorillonite; mixing SBS with asphalt, so as to obtain molten SBS modified asphalt, feeding the montmorillonite subjected to organic treatment and titanium dioxide into the molten SBS modified asphalt, stirring, so as to obtain a mixture, putting the mixture into a stirrer to stir the mixture, and ensuring that the temperature of stirring environment is 140 to 160 DEG C, so as to obtain the durable modified asphalt. According to the method, the durablemodified asphalt prepared from the titanium dioxide replacing nanometer materials is applied to pavement laying, the ageing resistance of pavement can be improved, during the preparation, the costs of the organic treatment on the montmorillonite and the adding design of elastomers are low.

The invention discloses inorganic water-based metallic paint and a preparation method thereof. The paint is prepared from raw materials in percentage by weight as follows: deionized water, an anti-freezing agent (ethylene glycol), a film-forming aid (dodecanol carbonate), a bactericide (Rohm and Haas LXE), an organic silicon defoaming agent (Rohm and Haas 505), a leveling agent (Rohm and Haas RM2020), nano titanium dioxide or nano zinc dioxide, sericite powder, nano calcium carbonate powder, potassium trimethylsilanolate, silica sol NM-1020, fumed silica, pearl powder, an emulsion and an associative alkali swelling thickener. The inorganic water-based metallic paint is uniform to spray during construction, the pearl powder is arranged orderly, the color is uniform, the luster of the pearl powder is completely restored, the surface is fine and smooth, and the hand feeling is fine and smooth.

The present invention relates to one kind of new drying and crushing technique, in which high temperature air flow is used to impact material to disperse the material highly and to evaporate its water instantaneously, or, to make the material hydrolyze and condensate instantaneously to form highly dispersed dry fine particles. The technique may be used in dispersing inorganic pigment, inorganic stuffing and nanometer material.

Environmental-friendly foaming plastic and a preparing method thereof are disclosed. The plastic comprises following raw materials by weight: starch-grafted ABS, polylactic acid (PLA), poly(hydroxy ester ether), plant powder, wood fiber, a silane coupling agent KH550, aluminate, ethylene vinyl acetate copolymer (EVA), polystyrene (PS), dipentaerythritol ester PCB, glycerin, polyethylene wax, azodicarbonamide (AC), p-toluenesulfonhydrazide (TSH), nanometer calcium carbonate, superfine talcum powder, kaolin, titanium dioxide, an antioxidant 2246 and an antioxidant BHT. The plastic has good heat resistance, corrosion resistance and processing performance like traditional foaming plastic and is excellent in biodegradability so as to avoid environment pollution.

The invention discloses water-based alkyd-acrylate dispersion as well as a preparation method and application thereof. The water-based alkyd-acrylate dispersion is prepared from the following raw materials: alkyd resin, an acrylate monomer, texanol, an initiator and a neutralizer, wherein the alkyd resin comprises the following raw materials: rosin, vegetable oil, polyol, phthalic anhydride, maleic anhydride, trimellitic anhydride, D40 solvent oil, an alcoholysis catalyst, an esterification catalyst and texanol. The water-based alkyd-acrylate dispersion is prepared from the raw materials through a chemical copolymerization method; wherein the particle size of the nano titanium dioxide is 178-188 nm, the Mw/Mn is 2.93 to 2.96, the grafting rate is 51-57%, the particle size is small and uniform, the stability is better, the grafting rate is high and the molecular weight distribution is more uniform; a molecular chain contains conjugated double bonds, carboxyl and other functional groups,so that the crosslinking density can be improved, the water absorption rate of a paint film is reduced, and the hardness, adhesive force, salt fog resistance and other properties of the paint film are improved.

The invention relates to a formula of a full-dull master batch and a preparation method thereof. The formula comprises titanium dioxide, half-dull polyester powder and a flexible additive, wherein the weight percentage ratio of the titanium powder to the half-dull polyester powder is (30-50):(50-70); and the content of the additive is 400-800 ppm. In the method, the flexible additive is used, so that the titanium dioxide is uniformly dispersed into polyester, the polyester can still keep high rheological property, and a post-processing production condition can be up to requirements. The viscosity of the obtained titanium dioxide master batch is appropriate, so that a finished product has high physical-chemical performance.

The invention belongs to the field of a lithium ion battery material, and discloses a titanium dioxide-copper oxide nano compound and a preparation method and an application thereof. The preparation method comprises the steps of adding nanometer TiO<2> and Cu(Ac)<2>.H<2>O into a solvent, and performing ultrasonic treatment, stirring and mixing uniformly to obtain a turbid liquid; next, dropwise adding stronger ammonia water to adjust PH to be alkali, heating to 85-95 DEG C and reacting for 10-15h, and performing natural cooling after the reaction is completed; and performing washing and dryingon the obtained solid product, and next, performing calcining in the air atmosphere at a temperature of 300-450 DEG C for 3-8h to obtain the titanium dioxide-copper oxide nano compound. The preparation method is simple and easy to implement, and energy-saving and environment friendly; and the obtained TiO<2>-CuO nanometer compound, when used as the negative electrode material of the lithium ion battery, is excellent in electrochemical performance.

The invention discloses a high-reflecting, heat-insulating and heat-preservation concrete gas-filled brick. The concrete gas-filled brick is characterized in that calcium carbide and sodium rosinate are used as composite air-entraining agents, a layer of a polyester coats the surface so that polyester-coated calcium carbide is obtained, hollow glass beads are subjected to cleaning oil removal, surface roughening and coupling to form surface-coupled glass beads, titanium dioxide and cerium oxide are deposited on the surfaces of the hollow glass beads through a hydrothermal method so that the modified hollow glass beads are obtained, the raw materials are mixed, the mixture is heated through steam to form a casting material, the casting material is poured into a mold, and the model is subjected to maintenance at the constant temperature and constant humidity, blank repair and steam maintenance at a high temperature so that the high-reflecting, heat-insulating and heat-preservation concrete gas-filled brick is obtained. A preparation method of the concrete gas-filled brick has simple processes and realizes a low cost. The concrete gas-filled brick has good strength, low thermal conductivity and good anti-cracking effects, saves energy, is environmentally friendly and satisfies the needs of the construction project and the requirements of environmental protection.

The invention discloses a super heat insulation coating loaded with nano titanium dioxide. The super heat insulation coating is prepared from the following raw materials in parts by weight: 38-42 parts of ethyl orthosilicate, an appropriate amount of ethanol and deionized water, 0.1-0.2 part of maleic anhydride, 0.7-0.9 part of hexamethyldisilazane, 0.4-0.5 part of 3-aminopropyl triethoxysilane, 0.4-0.5 part of nano titanium oxide, 70-75 parts of E-12 epoxy resin, 9-12 parts of ethylene glycol diglycid ether and 7-7.5 parts of triethanolamine. The coating disclosed by the invention uses silicon dioxide aerogel and has a super heat insulation property; by loading nano titanium dioxide to the aerogel, the ageing process of the aerogel is retarded, and the service life of the aerogel is prolonged; and by using hexamethyldisilazane to perform modification, the hydrophilic property of the aerogel is improved, and the phenomenon that the aerogel is broken up and degraded by absorbing water is reduced.

The invention discloses heat-resistant modified asphalt, which is prepared from the following raw materials in parts by weight: 140-160 parts of asphalt, 12-16 parts of furan resin, 3-7 parts of dioctyl phthalate, 1-3 parts of sugar alcohol, 2-5 parts of stearamide, 0.8-1.6 parts of mica powder, 0.5-1.2 parts of manufactured sand, 14-16 parts of silicone oil, 3-6 parts of a silane coupling agent, 1-5 parts of an anti-aging agent and 2-6 parts of heat-resistant additives. According to the heat-resistant modified asphalt disclosed by the invention, the performance of the asphalt under a high-temperature condition is improved due to addition of the heat-resistant additive; a mixture of sodium silicate, polyurethane, titanium dioxide and phenolic resin are taken as the heat-resistant additives; the heat resistance is good; the strength of the asphalt can be improved; the viscosity and the ageing resistance of the asphalt are improved due to addition of furan resin, dioctyl phthalate, sugar alcohol, stearamide, mica powder, the manufactured sand, silicone oil, silane coupling agent and the anti-aging agent; and the use of the asphalt under the high-temperature condition is met.

The invention discloses a self-peelable protective coating for a cogging and forging process of pure titanium or titanium alloy. The self-peelable protective coating comprises the following components in parts by weight: 25-35 parts of glass A, 60-80 parts of glass B, 20-100 parts of a filler, 80-100 parts of a medium and a 40-80 parts of a binder; and a production process sequentially comprises the following steps: (1) burdening and mixing the glass A and the glass B and then melting to form a molten matter; (2) performing water quenching and granulation on the molten matter in the first step to obtain a granulated matter with the particle size of 1-5 meshes; (3) crushing the granulated matter after granulation treatment in the second step to obtain a crushed matter of 150 meshes; (4) adding kaolin and titanium dioxide into the crushed matter and mixing to obtain a mixture; and (5) adding the binder into the mixture and then stirring for 30min to obtain the self-peelable protective coating. The self-peelable protective coating improves the productivity. More importantly, the self-peelable protective coating reduces the pollution caused by titanium scrap and is conductive to recycling.

The invention provides a high-temperature-resistant powder paint. The high-temperature-resistant powder paint is prepared from, by weight, 60-70 parts of epoxy resin, 8-10 parts of polyester resin, 10-15 parts of organosilicon resin, 3-4 parts of dicyandiamide, 4-6 parts of pearl powder, 4-6 parts of low-melting-point glass micropowder, 1-2 parts of polyvinyl butyral, 0.2-0.4 part of sebacic dihydrazide, 1-2 parts of a titanate coupling agent, 10-15 parts of titanium dioxide, 6-8 parts of cordierite powder, 1-2 parts of 2,6-tert-butyl-4-methylphenol, 8-10 parts of core-shell polysiloxane particles and 1-3 parts of a modification agent. The paint is low in curing temperature and short in curing time, and a paint film is good in leveling property, strong in adhesion, good in appearance, resistant to acid and alkali resistance and good in high-temperature resistance.

The invention discloses aging-resistant polyvinyl chloride plastic. The aging-resistant polyvinyl chloride plastic is prepared from components in parts by weight as follows: 50-70 parts of polyvinyl chloride resin, 30-50 parts of calcium carbonate powder, 3-6 parts of a plasticizer, 2-4 parts of a stabilizer, 2-5 parts of an ACR aid, 1-2 parts of stearic acid, 1-3 parts of nano titanium dioxide, 3-5 parts of an ultraviolet light absorber, 2-3 parts of an antioxidant, 1-2 parts of a coupling agent and 0.5-4 parts of a colorant. The invention further discloses a preparation method of the aging-resistant polyvinyl chloride plastic. Filler, a lubricant, the colorant and other additives are stirred with polyvinyl chloride at the high speed, so that all the additives are uniformly mixed, and a plastic product is uniformly colored and has good antibacterial and anti-aging effects. Meanwhile, the stirring temperature is lower than 100 DEG C, the mixture can be directly added to an extruder or an injection molding machine after stirring, a high-temperature granulation process is omitted, the production process is simplified, and decomposition polyvinyl chloride and release of hydrogen chloride gas can be reduced.

The invention discloses an insulated fireproof coating for optical cables. The insulated fireproof coating comprises, by weight, solvent oil No.200, ethylene glycol, silicate, glass powder, calcium carbonate, polytetrafluoroethylene powder, epoxy resin, porcellanite, aluminum oxide, silicon nitride, antimony trioxide, mica powder, silicon carbide, maleic anhydride, silicone rubber, vermiculite, titanium dioxide, melamine, pentaerythritol, mineral fibers, powdery polyvinyl chloride, boride and an auxiliary agent, wherein the auxiliary agent refers to a leveling agent or defoaming agent. The insulated fireproof coating for the optical cables has the advantages that the coating is excellent in fireproof, insulated and flame-retardant performance and highly resistant to high temperature; when the coating expands after being heated, a compact uniform fireproof heat-insulated layer is formed; the coating has excellent physical and chemical properties and is quick to dry, resistant to damp, acid, base and water and remarkable in fireproof and heat-insulated effect, so that safety of electric wires and cables can be guaranteed effectively.