177results about How to "Won't settle" patented technology

The invention discloses an ultraviolet-absorbing coating and a preparation method thereof. The ultraviolet-absorbing coating is characterized by being prepared by uniformly mixing 40-60 parts by mass of cyclohexyl methacrylate, 10-20 parts by mass of hydroxyethyl acrylate, 20-50 parts by mass of ultraviolet-absorbing monomer, 100-200 parts by mass of solvents, and 0.1-2.0 parts by mass of an initiator as raw materials at below 15 DEG C and carrying out copolymerization reaction at a temperature of 75-80 DEG C under the protection of nitrogen. By copolymerizing the monomer having an ultraviolet-absorbing function and other acrylate monomers, the coating having excellent ultraviolet-absorbing property is prepared; since the coating has excellent ultraviolet-absorbing property, the transmittance of 365nm ultraviolet light can be less than 1.5% while the transmittance of the conventional ultraviolet absorber is usually above 5%. The ultraviolet-absorbing coating is suitable for being applied in the fields having anti-aging and anti-yellowing requirements, such as solar cells, liquid crystal displays, outdoor advertising, buildings and automotives.

The invention relates to a composite nanometer oxide latex for paints, a water paint containing the latex and a preparation method of the water paint. The latex consists of a monomer mixture, an emulsifier, a film-forming additive, an initiator, sodium bicarbonate, a pH regulator, an antifoamer, deionized water and nanometer oxide slurry, wherein the nanometer oxide slurry is prepared by firstly dispersing a nanometer oxide, a surfactant and water in a dispersion machine and then sand grinding dispersion in sand grinder; the nanometer oxide is one or two or three of Al2O3, ZnO and TiO2; and the monomer mixture consists of methyl acrylate, methyl methacrylate, diacetone-acryloamide and butyl acrylate. In the synthesis process of the latex of the invention, the nanometer oxide slurry is added, so that nanometer particles can be uniformly and stably combined with synthesized macromolecules to show the functionality of a nanometer material and to realize the excellent hardness, wear resistance and soiling resistance of the water paint containing the composite nanometer oxide latex for paints.

The invention belongs to the field of municipal engineering technologies, and especially relates to a water purifying and water storing unit, and a water purifying and water storing system provided with the water purifying and water storing unit, which are used for collection, filtration, purification treatment and storage of rain water. The container wall of a water container of the water purifying and water storing unit is water resistant; a water discharging well and invisible wells around the water discharging well are arranged in the water container; pervious structures are employed for the well walls of the water discharging well and the invisible wells; spaces between the water discharging well and the container wall of the water container, and spaces between the invisible wells and the container wall of the water container are all filled with a filling material; and a pervious surface bed is arranged on the invisible wells and the filling material. A combination mode of ventilation anti-seepage treatment and concrete floor is employed for the well bottom of the water discharging well and the invisible wells, so that water will not deteriorate, and subsidence of the water discharging well and the invisible wells will not happen; hexagonal honeycomb structures are employed for the water discharging well and the invisible wells, so that the structures are stable, specific surface area is large, carriers are provided for biofiml formation, water processing performance is obtained, and no energy is consumed.

The invention discloses a household balcony vegetable planting box. The household balcony vegetable planting box comprises a box body, wherein a first partition plate and a second partition plate are respectively arranged inside the box body, and overfall gaps which are equidistantly arranged are formed in the first partition plate, a water storage tank is arranged between the first partition plate and the second partition plate, a feeding tank is formed between the second partition plate and the inner wall of the box body, a water through pipe is arranged at the bottom of the feeding tank, a planting chamber is formed between the box body and the first partition plate, a soil layer is arranged in the planting chamber, a water filtration partition plate is arranged at the bottom of the soil layer, an L-shaped bottom plate is connected with the lower side of the water filtration partition plate, a water storage chamber is formed between the water filtration partition plate and the L-shaped bottom plate, two supporting columns are fixedly connected on the lower surface of the L-shaped bottom plate, and the bottom parts of the two supporting columns are both fixedly connected to the inner wall of the bottom of the box body. The household balcony vegetable planting box disclosed by the invention can effectively reduce the loss of fertilizers and soil, and also can avoid the vegetable root necrosis, so that water can be recycled to prevent soil hardening.

The invention discloses a thick slurry stirring chemical combination bucket. The thick slurry stirring chemical combination bucket comprises a bucket body, a motor, a speed reducer and a stirring shaft, wherein the stirring shaft is inserted in the bucket body; the motor and the speed reducer drive the stirring shaft to rotate; the stirring shaft is sequentially provided with a bottom sweeping stirrer, a multi-stage series lower jet stirrer, a bidirectional jet stirrer and a suspension lower jet stirrer from bottom to top; the suspension lower jet stirrer is limited by upper and lower location steps, and capable of floating up and down. The thick slurry stirring chemical combination bucket disclosed by the invention has the characteristics of being low in energy consumption, great in material circulation, not liable to sink to the bottom, and capable of being started by a light load even if material sedimentation is caused by long-time power failure, as well as has a wide application prospect.

The invention discloses a method for making grapefruit drinks. In the method, transparent and clear grapefruit juice is prepared by clarifying and debitterizing grapefruit juice by a modern enzyme engineering technique and a molecular embedding technique, and the transparent and clear grapefruit juice is mixed with high-quality wax and sweetener to prepare the grapefruit drinks with excellent taste. The method comprises: clarifying grapefruit juice by using pectinase; removing the bitter taste of the grapefruit juice by using hydroxypropyl-beta-cyclodextrin; filtering by using a membrane separation technique; and mixing with highfructose corn syrup and high-quality wax. The drinks thus made have long shelf life, are insusceptible to precipitation and turning muddy when stored for a lone time and have high transparency. The grapefruit drinks processed by using the method are clear, transparent and bitter-free and have excellent mouthfeel. The products processed by the method have auxiliary protective effect on people with chemical liver injuries and hyperlipaemia and sub-health people.

The invention discloses a fuel cell cooling liquid and a preparation method thereof, wherein the fuel cell cooling liquid comprises, by mass, 2-97% of an ethylene glycol organic liquid, 2-97% of deionized water, 0.1-13% of heat conduction powder, 0.1-5% of a surfactant and 0.2-1% of an antifoaming agent. The method comprises: carrying out high frequency ultrasonic oscillation and mechanical stirring treatment on the raw materials, so that the periphery of heat conduction powder particles is compactly coated with the surfactant so as to form a stable suspended mixed liquid; and removing conductive ions in the liquid through anion-cation exchange resin treatment to obtain the cooling liquid for the fuel cell. The fuel cell cooling liquid prepared by the method has good thermal conductivity and excellent insulativity, can meet the use requirements of the fuel cell cooling liquid, is simple in preparation process, easy in parameter control and low in cost, and is suitable for batch production and commercial popularization.

The invention discloses a softening technology of wool keratin-modified pure cotton fabric. The technology comprises the following steps: (1) carrying out ultrasonic treatment on the pure cotton fabric at 75-85 DEG C and 235-245W for 0.5-0.8 hour to obtain the pure cotton fabric subjected to ultrasonic treatment; (2) dipping the pure cotton fabric subjected to ultrasonic treatment into a wool keratin solution for modified treatment, and taking out and drying the pure cotton fabric to obtain the modified pure cotton fabric; and (3) dipping the modified pure cotton fabric into a mixed solution of a softening agent and a penetrant for softening finishing, and taking out and drying the pure cotton fabric to obtain the soft wool keratin-modified pure cotton fabric. The obtained wool keratin-modified pure cotton fabric is soft; the softness is not reduced after long-term use; and the softening technology is simple and high in process efficiency.

The invention provides an ibuprofen oral suspension comprising the following ingredients based on the concentration: ibuprofen of 20 to 40 g / L and dispersion cellulose of 13 to 30 g / L. The preparation method of ibuprofen oral suspension comprises the following steps: (1) heating glycerine, adding a preservative; (2) adding the dispersion cellulose into water, then dispersing uniformly; (3) mixing pure water with a wetting agent; (4) thoroughly mixing a sweetener, a flavouring agent and the preservative solution which is prepared in the first step with the suspension system which is obtained in the second step; (5) mixing a micronized ibuprofen with the dispersion solution which is obtained in the third step uniformly, then adding the mixture obtained therein into the mixture obtained in the fourth step, and then stirring at high speed and simultaneously infusing nitrogen to obtain an ibuprofen oral suspension. The ibuprofen oral suspension provided by the invention is a thixotropic colloid comprising ibuprofen particles which are arranged evenly, and is characterized in that the ibuprofen oral suspension can be changed to a low-viscosity liquid by shaking before taking, the problem of common suspension which has high viscosity and agglomeration after placing for a long time is improved, the accuracy of dosage is ensured and the stability of the ibuprofen oral suspension is good.

The invention discloses a laser sensor and an airborne particle counter with the laser sensor. The laser sensor which comprises a semiconductor laser which is used as a laser light source is characterized in that: a slit diaphragm which is arranged under the irradiation of the laser light source allows the laser light source to form a photosensitive area; a photoelectric receiver is arranged in the photosensitive area at a vertical direction; a suction nozzle and a venting nozzle which is symmetric with the suction nozzle are arranged in the photosensitive area at the vertical direction; and the suction nozzle comprises an internal sampling tube for conveying a sampling gas and an external protection tube which is arranged on the outboard of the internal sampling tube and is used for providing the protection gas. By adopting the airborne particle counter, large granular airborne particles with the diameter of over 10mum in air can be accurately detected.

The invention relates to magnalium-based layered double-hydroxide / SBS composite modifier, modified asphalt and a preparation method of the magnalium-based layered double-hydroxide / SBS composite modifier. The composite modifier is prepared by mixing SBS, surface organic modified magnalium-based layered double-hydroxide, an accelerant and a compatilizer at high speed, extruding and pelleting. The ultraviolet aging-resisting SBS modified asphalt is prepared by melting and commixing asphalt, the magnalium-based layered double-hydroxide / SBS composite modifier and a stabilizer. The magnalium-based layered double-hydroxide / SBS composite modifier is prepared by compounding and reacting the magnalium-based layered double-hydroxide, SBS, the accelerant and the compatilizer, the ultraviolet aging resistance of SBS and asphalt can be remarkably improved after the composite modifier is added into asphalt, long-term stable dispersion of SBS and magnalium-based layered double-hydroxide in asphalt is achieved, and the prepared SBS modified asphalt is excellent in ultraviolet aging resistance.

Carbon dioxide is purified through the use of catalytic oxidation. Carbon dioxide is exposed to at least one catalyst, oxidizing at least a portion of the nonvolatile organic residues to form purified carbon dioxide that is directed to an application. Carbon dioxide that is in a near-critical, critical, or supercritical phase can be exposed to the catalyst.