93results about How to "Not susceptible to corrosion" patented technology

The invention discloses an aluminum-plastic composite film for flexible packaging of a lithium battery. The aluminum-plastic composite film comprises a wear-resistant layer, a first bonding layer, analuminum foil layer, a passivation layer, a second bonding layer having corrosion resistance and a heat sealing layer which are sequentially arranged from the outside to the inside, and the passivation layer comprises, by weight, 100 parts of acrylic resin, 5-15 parts of a chromium-containing compound, 1-5 parts of a phenyltrimethylsilane coupling agent, 1-5 parts of a titanate coupling agent and30-50 parts of water; and the second bonding layer having corrosion resistance includes, by weight, 100 parts of acid-modified polyolefin resin, 1-5 parts of an epoxy system curing agent, 1-5 parts offluorine-containing micro-powder, 10-20 parts of a cyclohexane solvent and 20-40 parts of a butanone solvent. The aluminum-plastic composite film has the advantages of obviously improved electrolyteresistance, stability in bonding among the first bonding layer, the aluminum foil layer, the passivation layer, the second bonding layer having corrosion resistance and the heat sealing layer, high deep-drawing intensity and long service life.

The invention provides a yellow phosphorus tail gas multiple gas-source combustion power generation system, belongs to the field of treatment of combustion products or combustion residues and mainly solves the problem that the existing yellow phosphorus tail gas combustion power generation technology and equipment cannot stably operate for a long time. The yellow phosphorus tail gas multiple gas-source combustion power generation system comprises a tail gas purifying device (1), a wet gas storage tank (2), a four-stage combustion boiler (3), a gas turbine generating set (4), a flue gas processing device (5) and a PLC (Programmable Logic Controller) automatic control system. The buffer collection and the pressure regulation output of multiple gas-source tail gas are implemented by the wet gas storage tank (2); the four-stage combustion boiler (3) has strong gas corrosion resistance; and high-quality dry steam can be continuously provided for the gas turbine generating set (4). The yellow phosphorus tail gas multiple gas-source combustion power generation system has high utilization rate of yellow phosphorus tail gas; power for an electric furnace for preparing phosphorus from yellow phosphorus is provided by utilizing the waste heat of the tail gas, so that the energy saving and emission reduction are implemented; and the yellow phosphorus tail gas multiple gas-source combustion power generation system is widely suitable for recycling the tail gas in the field of the yellow phosphorus production.

The invention discloses a positioning device of a fine glass engraving machine, and belongs to the technical field of fine glass engraving machines. The positioning device comprises a working platform, and the working platform is provided with material boxes used for storing glass and a manipulator used for grabbing glass from the material boxes; the manipulator is arranged on a mechanical arm perpendicular to the working platform through a fixing base. The positioning device further comprises a square fixing table used for fixing to-be-processed glass taken out of the material boxes, a corner fixture arranged at one corner of the square fixing table and an air cylinder connected with the corner fixture; the air cylinder is arranged under the square fixing table and arranged along the diagonal line where the corner fixture is located; a micro-motion air cylinder is arranged under the fixing base, and when the micro-motion air cylinder is pushed out, the manipulator is driven to move towards the pushing-out direction of the micro-motion air cylinder. The positioning device is compact in structure and accurate in positioning.

The invention relates to an elevated dragging energy eliminating type ship blocking system for preventing ship collision of a bridge, which consists of a blocking cable, gravity anchors and a platform or a blocking cable and gravity anchors with support legs, wherein the blocking cable is higher than the water surface; and the platform is used for placing the gravity anchors. The height of the blocking cable is higher than the maximal height of a bow and a stern but lower than the height of a structure object on the ship. In order to lift the blocking cable, the tops of the gravity anchors are provided with brackets or additionally provided with auxiliary piles. In order to prevent the condition that the gravity anchors are embedded and can not be dragged due to sand deposition, the gravity anchors are arranged on the platform with certain height or the bottom of the gravity anchors are provided with the support legs. When the ship impacts the blocking cable, the blocking cable and the gravity anchors at both ends of the blocking cable are driven to move to the bridge location; and the kinetic energy of the ship is consumed in the dragging process. The interaction force and the dragging distance between a collision preventing system and the ship are designed according to the concrete conditions of set ship tonnage, ship speed, flow speed, wind speed and the like; and the elevated dragging energy eliminating type ship blocking system not only can protect the bridge but also can be beneficial to lightening the loss of the ship.

The invention discloses a water conservancy slope protection net which comprises a slope protection net main body, wherein a protecting structure layer is arranged on the outer side of the slope protection net main body; the protecting structure layer is fixedly arranged on the slope protection net main body through a connecting rib; a coconut shred layer is arranged in the slope protection net main body; the two ends of the coconut shred layer are fixedly arranged on the slope protection net main body; a steel wire connecting net is arranged on the lower surface of the slope protection net main body; a plurality of steel wires are alternately penetrated so as to form the steel wire connecting net; the two sides and the upper surface of the steel wire connecting net are respectively welded on the slope protection net main body and the coconut shred layer; the lower surface of the steel wire connecting net is welded on a reinforcing structural layer; a spring layer is built in the reinforcing structural layer; a bottom layer is arranged on the lower surface of the reinforcing structural layer; the bottom layer and the reinforcing structural layer are hermetically connected with each other. The water conservancy slope protection net provided by the invention can more effectively achieve a protection function, is high in structure connecting performance, is high in performance stability, is difficult to corrode, has an excellent reinforcing protection performance, has a certain buffering function, is moderate in hardness and can be more firmly positioned.

The invention discloses a manufacturing process of a stainless steel door. The manufacturing process comprises the following steps that first, a door frame and a door leaf are manufactured, wherein the manufacturing process comprises the following steps of molding the door frame and conducting cutting, bending, punch forming and welding on a door leaf plate; second, the surface is washed, wherein the washing process comprises the following steps that at first, the door frame and the door leaf are soaked in a degreasant water solution for 2-30 min, and are then soaked in clear water for 1-10 min; third, the surface of the door leaf and the surface of the door frame are coarsened; fourth, primer is sprayed, wherein the spraying process comprises the following steps that at first, the door frame and the door leaf are placed in an oven to be heated to 50-200 DEG C, and then the primer begins to be sprayed; fifth, finish is sprayed, wherein the spraying process comprises the following steps that the door frame and the door leaf are placed on a spraying frame to be coated with the finish, the door frame and the door leaf, coated with the finish, are placed in the oven to be heated for 50-200 DEG C, and then the heated door frame and the heated door leaf are dried; and six, packing and warehousing are performed. Before spraying, the door leaf and the door frame are soaked in the degreasant water solution and coarsened, so that the adhesive force of the primer and the finish sprayed on the bottom surfaces and the surfaces of the door leaf and the door frame is improved, the door frame and the door leaf are not prone to be corroded by the outside, the falling of a spraying layer is avoided, and the water resistance of the spraying layer is improved.

The invention relates to a physical model experiment system for a water-heat coupling sand slot of a porous medium aquifer. The system comprises a main sand slot body structure, a water level adjusting and circulating device, an automatic temperature collecting device and a constant-temperature constant-flow water injection device. Due to the structures of a glass rotameter, a sing chip computer, temperature sensors arranged at the nodes of a wire basket, a self-priming pump, an overflow bucket and the like, the physical model experiment system for the water-heat coupling sand slot of the porous medium aquifer disclosed by the invention is capable of measuring the experimental basic physical parameters, automatically collecting the experimental data precisely, automatically operating the experimental system, adjusting the experimental working condition, satisfying the physical simulation in the water-heat coupling chamber under a plurality of requirements, and is simple in design and convenient in operation.

The invention discloses a communication tower body with inner flanges. The communication tower body comprises a tower body barrel comprising one or more flange rings, wherein the flange rings are connected with the inner walls of the two ends of the tower body barrel, and each flange ring is evenly provided with bolt holes along the center of the corresponding flange ring. The communication tower body with the inner flanges has the advantages that the inner flanges are arranged, operation is simple when the tower body is connected with another tower body, the outer circle of each flange does not protrude out of the tower body, a joint is not prone to corrosion, and the outer surface of the communication tower is smooth, and workers go up and down conveniently.

The invention discloses an alkaline development plate punching waste water treating method and a development treating method of a planographic plate material, and relates to the technical field of a treating method and device for plate punching waste water after development during the plate manufacturing process in which an alkaline development liquid is used for development treatment of the planographic plate material. The method comprises the following steps: (1) electrolyzing alkaline development plate punching waste water at the anode part of an electrolyzer separated by a cation membrane through the effect of direct-current electricity, generating acid or metal ions, and neutralizing alkaline or alkaline salt, thus the alkaline salt and organic resin as well as coloring dye which are dissolved in the alkaline development plate punching waste water are precipitated to form sediments; (2) carrying out filtering treatment on the formed sediments; and (3) returning the clean water after filtering treatment to a development washing unit for recycling. The method has simple steps and is easy to operate, the treated waste water can reach the quality same with the fresh water, and can be maintained for use for a long cycle.

The invention provides a protecting film for the aero-generator air tank including the steel plate, metal titanium. The steel plate is put into the vacuum furnace and connected the cathode. The titanium ion is produced by the titanium voltaic arc and bomb the steel plate, so a layer of metal titanium is filtered into the steel plate surface. Compared to the present technology, the titanium is the protecting layer of the steel plate to prevent the steel from corrosion.

The invention provides a method for preparing a buried medium antenna, and belongs to the technical field of electromagnetic fields and microwaves. The preparation method comprises the following steps of: totally burying a self-designed copper antenna into a ceramic medium material doped with an yttrium group of rare earth formula to ensure that a metal part of the antenna is not exposed; forming and manufacturing the copper antenna; sintering the copper antenna at a specific temperature; and manually reducing the temperature of the sintered copper antenna to prepare the buried medium antenna of which the metal part of the antenna can be seamlessly integrated with a buried medium. By the ceramic medium, the antenna is subjected to the sintering and is buried into the ceramic medium, so that the antenna can be seamlessly integrated with the ceramic medium to guarantee stable performance; the metal part of the antenna is insusceptible to corrosion and environmental interference on the metal part is reduced; a bismuthic acid barium-based ceramic material is adopted to fill the antenna, and a melting point of the bismuthic acid barium-based ceramic material is lower than that of a copper sheet, so that melting and deformation of the copper sheet in the sintering process are avoided, and the design requirement of the buried medium antenna can be easily met; and therefore, the rate of finished products is improved.

The invention discloses a rake tooth spray structure of an automatic plowing and harrowing machine. The top of a rack is provided with a driving motor, the outer surface of the driving motor is covered with a case cover, a middle shaft is arranged at one side of the driving motor, a liquid supply device is arranged at one side of the middle shaft, a converge chamber is formed in the center of themiddle shaft, overflow ports are formed in the outer surface of the converge chamber, spray rake teeth are arranged at the port positions of the overflow ports, and the spray rake teeth are composed of sleeves, water absorption cotton, atomizing sheets, fine filter nets and serrated cutter heads. According to the rake tooth spray structure, the driving motor is relatively airtight and is safer inworking, the use strength of the overall machine is improved, the service life of the overall machine is prolonged, mechanical power consumption is significantly reduced, the serrated cutter heads arerelatively detachable, the practicability is strong, the atomizing sheets atomize organic sewage and spray the organic sewage outward, the fermentation process of a fertilizer is accelerated, the absorption of a biological bacteria bed is promoted, the utilization ratio of water resources is high, and the spray cost is lower.

The invention discloses a floor heating laying method facilitating maintenance and corrosion prevention. The floor heating laying method comprises the steps of keel mounting, corrosion prevention and whitewashing, laying, upper layer laying and floor mounting. Groove milling is conducted on the ground for keel mounting firstly; the corrosion prevention and whitewashing step is conducted, specifically, the cement ground, the interior of a keel groove, the position between the cement ground and a keel and the joint of the cement ground and the keel are coated with an appropriate quantity of corrosion prevention glue, and the position between the cement ground and the keel, the joint of the cement ground and the keel and the inner side of the keel are uniformly coated with an appropriate quantity of combined mortar; the laying step is conducted, specifically, a heat reflecting layer and heat insulation boards are laid; the upper layer laying step is conducted, specifically, floor heating pipes are mounted, and upper layer heat guiding plates are laid on the heat insulation boards; and finally, floors special for floor heating are laid on the top. According to the floor heating laying method facilitating maintenance and corrosion prevention, the technique is simple, the time and labor are saved, the situation that lots of nails are used for floor heating mounting is avoided, dismounting and mounting are convenient, and the heat insulation boards are not prone to being corroded through arrangement of a corrosion prevention layer.

The present invention provides a washing machine having a lid structure having an improved external appearance, scarcely receiving damage due to chemicals and having sufficient strength.This washing machine is provided with a washing machine housing 1 which stores a water tub 20 including a washing/spin-drying basket 19 storing laundry and has an opening part 2 for supplying clothes, a lid body 3 opening/closing the opening part 2, a lid cover 7 covering the almost whole body of the lid body 3, and a decorative plate 11 similarly covering the almost whole body of the lid body 3 and clamped between the lid body 3 and the lid cover 7. The decorative plate 11 never directly touches detergent and is clamped between the lid body 3 and the lid cover 7 so as to dispense with a high creep strength and improve the external appearance. When a material having chemical resistance, creep strength and mechanical strength is used for the lid body 3, a lid structure scarcely receiving damage due to the chemicals and having the sufficient strength can be provided.

The invention discloses a method for sepiolite/nano TiO2 in situ synthesis and doping modification. With sepiolite, tetrabutyl titanate and a rare earth additive as raw materials, a sepiolite/nano TiO2 composite material is synthesized by an in situ polymerization method; the method comprises the following steps: (1) mixing sepiolite, tetrabutyl titanate and ethanol, stirring to dissolve, and carrying out ultrasonic dispersion to obtain a mixed liquid; (2) dissolving the rare earth additive in dilute hydrochloric acid, and adding the mixed liquid obtained in the step (1); (3) gradually heating up to make ethanol evaporate completely, adding water, and then continuing heating to evaporate water to obtain a dried solid; and (4) washing the dried solid for a plurality of times, heating and drying to obtain a dried ingredient, and then calcining the dried ingredient to obtain a powder which is a modified sepiolite/nano TiO2 composite material. The method can be adopted to produce the composite material having a good function of removing formaldehyde.

The invention discloses a corrosion-resistant sound insulation type building decorative wall structure, aiming at solving the problems that in the prior art, the sound insulation effect of walls is poorer; furthermore, acid rain easily seeps into the walls, so that the strength of the walls corroded by the acid rain is also slowly reduced. The corrosion-resistant sound insulation type building decorative wall structure is characterized by comprising a wall body; the wall body is formed by pouring polypropylene fiber fly ash expansive concrete; the wall body is internally provided with an alkali-resistant fiberglass mesh fabric or alkali-resistant fiberglass fabric layer; the wall body is provided with a first waterproof layer; the first waterproof layer is provided with a bonding layer and a sound insulation layer; the sound insulation layer is stuck on the first waterproof layer by means of the bonding layer. The corrosion-resistant sound insulation type building decorative wall structure has good acid rain erosion resistance and is better in sound insulation effect.

The invention discloses an upper guide rail of an agricultural machine. The upper guide rail of the agricultural machine comprises a first vertical rod, a second vertical rod, a third diagonal rod, a fourth diagonal rod, a fifth diagonal rod, a sixth diagonal rod and a seventh diagonal rod, wherein the first vertical rod and the second vertical rod are vertically arranged, the third diagonal rod, the fourth diagonal rod and the fifth diagonal rod are arranged between the first vertical rod and the second vertical rod, the sixth diagonal rod and the seventh diagonal rod are connected to the first vertical rod and extend outwards, the first vertical rod is parallel to the second vertical rod, and sulfuric acid anodic oxidation layers coat the surface of the first vertical rod and the surface of the second vertical rod. The upper guide rail of the agricultural machine is not easily corroded by the external world.

The invention relates to the field of ancient building repair, and particularly discloses a coating for ancient building repair and a preparation method thereof. The coating for ancient building repair is prepared from the following components: a pigment, styrene-acrylic emulsion, silicone acrylic emulsion, nano tourmaline powder, a coalescing agent, filler, a thickening agent, a pH regulator and a defoaming agent. The preparation method comprises the following steps: (1) mixing the pigment, the filler and the nano tourmaline powder, and uniformly stirring to obtain a pre-mixture; (2) uniformly mixing the pre-mixture with a part of silicone acrylic emulsion, grinding and dispersing to obtain a pigment color paste; and (3) adding the rest of the silicone acrylic emulsion, styrene-acrylic emulsion, the coalescing agent and the pH regulator into the pigment color paste, uniformly stirring, then adding the thickening agent, and uniformly stirring to obtain the coating for ancient building repair. The coating disclosed by the invention has the advantage of relatively good external environment corrosion resistance; in addition, the preparation method provided by the invention has the advantage that all the components are mixed more uniformly.