82results about How to "Achieve anticorrosion" patented technology

The invention provides a bamboo-plastic composite material which is obtained by that raw materials such as plastic, recycled waste plastics, bamboo powder, modifier, chemical agent, lubricant, etc. are mixed in different proportions and extruded out to get series bamboo-plastic granule; the invention can be used for manufacturing different products such as bamboo-plastic boards, wood-plastic composite profiles and wood-plastic tubular products, etc. through extruding. The series bamboo-plastic granule can be produced in a continuous large volume and is characterized in that the production efficiency is high, the cost is low and the performance-price ratio is high, etc. The series bamboo-plastic granule can be used for replacing wood, and the cost thereof is lower than wood-plastic materials while the mechanical strength thereof is higher than wood-plastic materials, therefore the series bamboo-plastic granule can be widely popularized for use. The series bamboo-plastic granule is a novel cyclically reutilized material resource after wood-plastic material.

The invention belongs to the technical field of preparation of nano materials, and in particular relates to a super hydrophobic self-cleaning coating and a preparation method thereof. The method comprises the following steps of: dispersing hydrophobic silicon resin and hydrophilic nano SiO2 particles into an organic solvent to obtain dispersion; and spraying the dispersion on a clean and dry glass sheet substrate, drying, and thus obtaining the super hydrophobic self-cleaning coating. The coating has a hierarchical structure compounded by using organic and inorganic components, namely the hydrophobic silicon resin and the hydrophilic nano SiO2 particles, and the structure has compound micro-nano surface topography; and the compound micro-nano hierarchical structure is constructed by spheroid-like protrusions with the diameters of 1 to 10 microns and agglomerate spheres with the diameters of 20 to 100 nanometers on the surface of the coating, wherein the spheroid-like protrusions are constructed by agglomerate spheres with the diameters of 20 to 100 nanometers. The contact angle between the coating and water is 140 to 155 degrees, and the rolling angles of water drops on the surface of the coating are less than 2 degrees.

The three-dimensional hollow double sandwiched fabric consists of one upper layer interwoven with two upper ground warp layers and one upper weft yarn layer, and one lower layer interwoven with two lower ground warp layers and one lower weft yarn layer, as well as one middle layer interwoven with two middle ground warp layers and one middle weft yarn layer. The weft yarn layers in the upper layer, the middle layer and the lower layer are also interwoven with the poil warps, so that the upper layer, the middle layer and the lower layer are connected integrally to form one hollow double sandwiched structure. The fabric of the present invention is uses as reinforcing body of composite material, and the composite material with the fabric is light, high in impact strength, high in antiwear performance, high in bending performance and high in rigidity. The double sandwiched structure may be also used in heat insulation, anticorrosion, real-time monitoring, etc.

The invention relates to a water-soluble triazole antiseptic anti-discoloration insect repellent composite for timber and bamboo wood as well as a preparation method and application thereof. Based on the total weight of the composite, the composite comprises the following components in percentage by weight: 3-8% of triazole compound, 24-48% of organic solvent, 24-40% of cosolvent, 3-10% of N-(2-benzimidazolyl)-methyl carbamate hydrochloride, 0-10% of prochloraz, 0.1-0.8% of esbiothrin insecticide and the balance of water, wherein the triazole compound is propiconazole, tebuconazole, cyproconazole or any combination of propiconazole, tebuconazole and cyproconazole. The composite can be used for processing timber and bamboo wood or timber and bamboo wood products indoor and outdoor. In the processing method, a vacuum pressurization or normal-pressure dipping method are used so that the processed timber and bamboo wood or timber and bamboo wood products have the antiseptic, anti-fungus discoloration and mothproof properties.

The invention discloses a making method of grilled prawns. The making method is characterized by comprising the steps that shelled fresh prawns or frozen prawns are cleaned; prawn raw materials are mixed with hot water according to the mass ratio being 1:6-8 and then cooked for 45-60 s at the temperature of 95+/-5 DEG C; the cooked prawns are evenly mixed with seasoning fluid according to the mass ratio being 1:1 and then placed in a low-temperature room with the temperature of 4-10 DEG C for taste penetration, wherein the penetration balance time is 20-24 h; the seasoned prawns are dried through hot air for 25-35 min at the temperature of 40-60 DEG C, and then dried at the temperature of 95+/-5 DEG C by combining hot air with infrared drying or microwave drying till the water content is 40-45% and the water activity is 0.85-0.88; packaging and sterilization are performed, and finally the grilled prawns are obtained. The grilled prawns have the advantages of being convenient to carry and eat, high in nutritive value, good in elasticity and taste, high in water content, long in shelf life and capable of well keeping original flavor of the prawns.

The present disclosure provides a shearing method for improving the quality of a steel plate shearing edge, and a shearing apparatus to improve the quality of the steel plate shearing edge. The apparatus includes: a die; a stripper for fixing a steel plate positioned on the top of the die; a trim punch for shearing the steel plate fixed between the die and the stripper, and a finishing die for reducing an area ratio of a fracture surface of a shearing edge formed by shearing the steel plate and removing a burr. By using the apparatus, components can be prevented from being damaged and a life-span can be increased through removing a burr generated at the shearing edge of the steel plate and reducing a fracture surface ratio.

The invention mainly aims to provide a method for treating wood/bamboo. By the method, anticorrosive, mildew-proof, anti-cracking and mothproof treatment can be well performed on the raw wood/bamboo material. In order to fulfill the purposes, the invention adopts the technical scheme that the method comprises the following steps of: a, soaking the raw wood/bamboo material into water; b, dehydrating the raw wood/bamboo material soaked into the water; c, drying the dehydrated wood/bamboo; and d, finally soaking the dried wood/bamboo into edible vegetable oil. According to the treatment method, after the raw wood/bamboo material is soaked into the water, dehydrated, dried and soaked into the edible vegetable oil, the purposes of dehydrating, degreasing and avoiding deformation of the wood/bamboo are fulfilled; and meanwhile, all pores in the semi-finished product are closed by the edible vegetable oil, so that the semi-finished product forms a whole, and the purposes of resisting corrosion, mildew, cracking and moths are fulfilled.

The invention discloses a steel construction reinforced structure, comprising original constructional steel, reinforcing steel and a reinforcing bolt, and a structure gluing connecting layer is arranged between the raw construction steel and the reinforcing steel plate. Construction method of the steel construction reinforced structure includes the following steps: a) a hole is bored; b) structureadhesive is placed and coated between the reinforcing steel plate processed with a through hole and raw steel member, so as to form the structure gluing connecting layer; c) the reinforcing bolt is used for connecting the raw constructional steel and the reinforcing steel tightly and firmly. The invention makes the best of connectivity of high strength bolt and utilizes structural adhesive to improve anti-shearing performance of the steel member, the bonding force of the structural adhesive causes no relative movement to be existed between steel plates, and anti-slippage requirement of designing institute on high strength bolt can be achieved. As the structural adhesive is filled between the steel members, anticorrosion of steel member can be realized, and simplification in construction period and construction technology is effectively improved. Reverse boring construction method is adopted, thus having the characteristics of strong construction operability and fast speed.

The invention provides a track connection cable. The track connection cable consists of a mixed metal conductor (1), an insulator (2) and a protection sleeve (3), wherein the protection sleeve (3) and the insulator (2) cover the mixed metal conductor (1), so that the mixed metal conductor (1) realizes the signal transmission and power transmission of a regional automatic blocking system; the mixed metal conductor (1) is manufactured by stranding copper and steel materials; the protection sleeve (3) is a polyvinyl chloride (PVC) elastomer protection sleeve (3) or a polyurethane protection sleeve (3) and the like; the protection sleeve (3) is selected according to use conditions; and the structure of combining the insulator (2) and the protection sleeve (3) with the conductor ensures the performance of the track connection cable. The track connection cable of a high-speed line regional automatic blocking system can realize the simulation monitoring of the automatic blocking system when the speed of high-speed railway trains is 350km/h; the novel track connection cable has moisture resistance, corrosion prevention, low-temperature resistance, high-temperature resistance, wear resistance, fire resistance and the like; and the service life of the track connection cable is prolonged.

The invention discloses a synthetic method of phosphoric acid-type polyaniline for preparing an anti-corrosion coating. The synthetic method includes the following steps: 1) adding an aniline monomer, an oxidant and a water solution containing a phosphorus-containing medium acid into a reactor at -20 - 50 DEG C; 2) performing a reaction under the condition of pH <= 3 for 0.5-30 h; and 3) washing, neutralizing and drying a reaction product to prepare a polyaniline finish product. The polyaniline finish product can be added to a solvent according to certain ratio to prepare the phosphoric acid-type polyaniline anti-corrosion coating. The polyaniline anti-corrosion coating can form a compact oxidation film on surface of metal, so that pitting corrosion caused by excessive oxidization due to excessive direct contact between the polyaniline and the surface of metal can be avoided, thereby achieving corrosion resistance on metal.

The invention relates to the technical field of mildew and corrosion prevention, and concretely relates to a device for preventing mildew and corrosion of plate. The device comprises a sealed tank, aliquid storage tank and a gas storage tank; a liquid inlet is connected with the liquid storage tank through a liquid feeding pump, and a liquid discharging port is connected with the liquid storage tank through a liquid discharging pump; the liquid storage tank is filled with an anticorrosive liquid; a gas inlet is connected with the gas storage tank through a gas feeding pump, and a gas discharging port is connected with the gas storage tank through a gas discharging pump; the gas storage tank is filled with an anticorrosive gas; the sealed tank is further provided with an openable and closable door cover, a support for fixing the plate is arranged in the sealed tank, the support is rotatably arranged in the sealed tank, and the sealed tank is further provided with a motor for driving the support to rotate; and a microwave generator is also arranged in the sealed tank. The comprehensive use of the microwave generator and the anticorrosive gas improves the processing efficiency, and also can realize high penetration internal corrosion prevention to make the anticorrosion processing of the plate uniform.

The invention discloses polyvinyl butyral solution bonded lead oxide ceramic for solid oxygen control and a preparation method of the polyvinyl butyral solution bonded lead oxide ceramic, and belongs to the technical field of metal ceramics. The polyvinyl butyral solution bonded lead oxide ceramic comprises PbO and a polyvinyl butyral solution, based on PbO, more than 0 wt% and less than or equal to 6 wt% of a polyvinyl butyral solution is added; the preparation method comprises the following steps: fully mixing the polyvinyl butyral solution and PbO, and uniformly grinding to obtain a mixture; pre-pressing the obtained mixture to obtain a green body, re-crushing, uniformly grinding and sieving to obtain mixed powder, placing the mixed powder in a metal mold, and pressurizing, maintaining and releasing the pressure to obtain a ceramic pressed blank; subjecting the ceramic pressed blank to glue discharging; and finally sintering and cooling to obtain the lead oxide ceramic. The lead oxide ceramic has high hardness, three-point bending strength and density and good micromorphology, can keep shape integrity under the working condition of high-temperature flow scouring of a fourth-generation lead-based fast neutron reactor, and meets the requirement of solid oxygen control.

The invention relates to an enhancement magnesium board, which comprises a magnesium core board, wherein a plurality of irregularly arrayed bubbles are formed in the magnesium core board, and a reinforcing rib layer is arranged in the magnesium core board, so that the strength of the magnesium core board is improved, and the service life of a magnesium oxide board is prolonged; a fire barrier made of fireproof materials is arranged around the bottom layer of the magnesium core board; a reinforcing clapboard made of fireproof materials is connected to the middle part of the bottom layer of the magnesium core board; and a decoration layer is arranged on an upper surface of the magnesium core board. According to the enhancement magnesium board, due to the reinforcing rib layer and the reinforcing clapboard, the strength, the toughness, the cohesive strength and higher fireproof performance of the magnesium board are greatly improved; the bubbles are arranged in the magnesium board, so that the effects of thermal insulation and sound insulation are achieved; and a layer of fluorocarbon coating is sprayed on a surface, so that not only is the surface smooth and attractive, but also the magnesium board can be used for exterior wall decoration, and the enhancement magnesium board has the effects of fire prevention, water tightness, moisture protection, corrosion prevention and moth proofing.

A suspension bridge unbonded prestressed anchorage corrosion resistant structure comprises an air source and a plurality of prestressed pipelines, wherein the air source is clean dry air or inert gas and is connected with a plurality of pipeline networks; one end of each prestressed pipeline is provided with an air inlet, and the other end of each prestressed pipeline is provided with an air outlet; a seal cover is arranged at each air inlet and each air outlet; an air hole is formed in each seal cover and connected with a sealed monitoring component; each monitoring component is connected with the corresponding pipeline network; a valve is arranged at each monitoring component. The invention also discloses a suspension bridge unbonded prestressed anchorage corrosion resistant method. The suspension bridge unbonded prestressed anchorage corrosion resistant method and the suspension bridge unbonded prestressed anchorage corrosion resistant structure have the advantages that the unbonded prestressed anchorage corrosion resistant ability is improved, the life is prolonged, detection is convenient, and maintenance costs are lowered.