1881 results about "Coating system" patented technology

The invention relates to a multi-dimensional monitoring and energy-saving analysis control method for a coating system. Operation data of all functional units of the coating system are collected through a multi-dimensional monitoring sensor. Based on the collected data, a three-dimensional visual model is constructed, the position of a monitoring sensor is marked, an energy flow diagram is drawn, and visual display of energy flow is achieved. According to the method, an energy-saving efficiency evaluation index system is established, energy consumption indexes of all functional units are generated, and energy consumption comparative analysis is carried out by combining historical energy consumption data and utilizing a big data analysis model so as to identify energy consumption differences and formulate an energy-saving optimization scheme. The optimization scheme comprises the steps of selecting an optimal waste gas treatment path, adjusting the ratio of fresh air to circulating air, and dynamically adjusting spraying pressure, flow speed control parameters, spraying temperature and equipment starting and stopping time. After the optimization scheme is issued, the operation parameters are adjusted in real time, the system effect is continuously monitored, energy consumption statistics and trend prediction data are generated, follow-up optimization control is guided, and efficient and energy-saving operation of the coating system is achieved.

The invention discloses a pure bio-based PHA aqueous dispersion as well as a preparation method and application thereof, and belongs to the technical field of pure bio-based polymer aqueous dispersion. According to the dispersion, polyhydroxyalkanoate is used as a unique film forming matter, Pickering solid particles and a natural surfactant are adopted for synergistic stabilization, and a bio-based plasticizer can be selected. The emulsion or slurry with the polyhydroxyalkanoate content of 40-85wt% and the particle size of 0.2-3m is prepared through a melting high-pressure homogenization method, a low-temperature wet grinding method or a solvent replacement method. The coating does not contain petrochemical polymer protective colloid and perfluorinated and polyfluoroalkyl substances, and the bio-based content is greater than or equal to 99%. Due to the excellent stability, rheological property and film-forming property of the modified starch, the modified starch becomes an ideal basic material for constructing a multi-layer programmable controlled release and degradation functional coating system, can be used in the fields of paper-based barrier coatings, adhesives, advanced crop seed coats and the like, realizes excellent barrier, bonding and controlled release properties, meets the industrial compost and repulping property standards, and has wide application prospects. The method has green, environment-friendly and industrial potential.

The invention discloses a composition based on hollow glass beads and a preparation method thereof, and relates to the technical field of material science. The preparation method comprises the following steps: firstly, constructing a pre-composite functional microsphere with a specific hierarchical structure as a core basic functional unit, then matching with a plurality of components such as a thermosetting resin matrix, a latent curing system, a functional synergistic aid package and a composite solvent system, and matching with a preparation process which has a synergistic effect with the components. The composition based on the hollow glass beads is expected to realize uniform dispersion of the hollow glass beads in a coating system and strong bonding of a microscopic interface on the premise of ensuring the structural integrity of the hollow glass beads. Therefore, the high-performance composite coating material with ultra-light weight, high heat insulation efficiency, excellent mechanical strength and long-term service stability is obtained.

The invention discloses a double-sided composite ultrahigh-viscosity self-adhesive film, a production process and equipment, the self-adhesive film comprises a base material layer and an adhesive layer, and the base material layer comprises a surface layer, a middle layer and a bottom layer; the formula of the surface layer comprises 90% of LDPE (Low-Density Polyethylene) and 10% of Exfin; the Exfin is a three-well chemical'silicon-like polyolefin copolymerization master batch '; the formula of the middle layer comprises 70% of LLDPE, 20% of LDPE and 10% of rim charge; and the formula of the bottom layer comprises 95% of LDPE and 5% of SEBS. And the formula of the adhesive layer comprises the following components: 30 parts of SEBS, 40-60 parts of tackifying resin, 10-20 parts of white oil, 1 part of fumed silica and 0.5 part of antioxidant 1010. According to the production process, casting co-extrusion is combined with a coating system, multi-layer materials with great difference can be stably subjected to interlayer melting convergence to form the ultrahigh-viscosity protective film at a time, and the production efficiency is greatly improved.

A decorative radome including a radio-transmissive substrate having a first surface on a first side and a second surface on a second side; and a first surface radio-transmissive decorative coating; methods of manufacturing a PVD coated system include applying a hard coating to the substrate; applying a PVD coating by magnetron sputtering to the substrate; and laser etching one or more of a pattern or a graphic into the PVD coating; and A decorative PVD coated item, comprising: a substrate; a hard coating applied to the substrate; a PVD coating provided on the hard coating and the substrate, wherein the PVD coating is laser etched with one or more of a pattern or a graphic so that the PVD coating is at least partially removed and the pattern or the graphic is revealed as a result of the contrast between the substrate and the PVD coating.

The invention relates to the technical field of titanium dioxide, and discloses a preparation process of oil paint core-coated titanium dioxide, which comprises the following steps: a core layer is rutile type titanium dioxide particles with the particle size range of 0.1-0.5 mu m and the specific surface area of 8-15m < 2 > / g, an inorganic coating layer is composed of silicon dioxide and aluminum oxide according to the mass ratio of 1: (0.2-1.5), the coating thickness is 5-15% of the diameter of the core layer, and the inorganic coating layer is composed of silicon dioxide and aluminum oxide according to the mass ratio of 1: (0.2-1.5). Wherein the silicon dioxide is coated by a hydrolytic deposition method, the aluminum oxide is coated by a sol-gel method, the organic coating layer comprises a copolymer containing a silane coupling agent and organic silicon resin, the organic silicon resin is methyl phenyl silicon resin, the organic coating layer accounts for 1-8% of the total mass of the titanium dioxide, and the surface contact angle of the organic coating layer is greater than or equal to 110 degrees. According to the preparation process of the oil paint core-coated titanium dioxide, an inorganic-organic gradient coating system is constructed, so that the core-coated titanium dioxide has a gloss retention rate of more than 95% (ASTM D523) and a delta E color difference of less than 1.5 (ISO 7724) after 1000 hours in a QUV accelerated aging test, and the weather resistance of the core-coated titanium dioxide is improved by more than 3 times compared with that of the traditional titanium dioxide.

The invention relates to a gluing method, a storage medium, a controller and a gluing system, and relates to the technical field of automation, the method comprises the following steps: obtaining gluing deviation information of a gluing mechanism aiming at a target workpiece, based on the gluing deviation information, executing a correction operation on the gluing mechanism, and responding to the completion of the execution of the correction operation. And the gluing mechanism is controlled to execute gluing operation according to a preset track. By means of the method, the gluing effect can be improved.

An electrode sheet inspection control system (100). The electrode sheet inspection control system (100) is applied to an electrode sheet coating system. The electrode sheet coating system comprises an unwinding device (101), a first surface coating device (102), a first surface drying device (103) and a winding device (104) arranged in sequence. The electrode sheet inspection control system (100) comprises a first measurement device (105); the first measurement device (105) is arranged between the unwinding device (101) and the first surface coating device (102), and the first measurement device (105) is used for measuring the size of an area to be coated on a first surface of an electrode sheet substrate output by the unwinding device (101), the first surface being perpendicular to the thickness direction of the electrode sheet substrate.

The invention discloses an anti-corrosion fireproof coating applied to a new energy battery box and a preparation method, and relates to the technical field of industrial coatings, the anti-corrosion fireproof coating comprises the following specific components: a base resin system, a curing agent, a functional filler system, a flame retardant system, a solvent system and an auxiliary agent system; the anticorrosive and fireproof coating further comprises additives, wherein the additives specifically comprise a functionalized MXene loaded lithium ion adsorbent, a metal organic framework encapsulated quaternary phosphonium salt, polyaryletherketone coated antimony trioxide nano-particles and boron-nitrogen co-doped graphene aerogel powder; the material is prepared based on the materials. According to the invention, multiple additives are synergistically introduced into a traditional basic coating system, and on the basis of a basic flame-retardant and anti-corrosion structure, lithium ion directional adsorption, gas-phase free radical active intervention, high-temperature carbonization barrier construction and three-dimensional thermal barrier network configuration are further realized; therefore, the multi-dimensional safety performance of the coating in battery thermal runaway, salt spray corrosion and high-temperature impact environments is remarkably improved.

The invention provides a whisker-based insulating anticorrosive coating and a preparation method thereof, and belongs to the technical field of insulating materials, the insulating anticorrosive coating comprises a component A and a component B. The component A comprises, by weight, 60-80 parts of an organosilicon modified copolymer, 0.5-2 parts of a dispersant, 0.5-5 parts of an antifoaming agent, 0.1-1.0 part of an adhesion promoter, 0.1-1.0 part of a film forming aid, 1-3 parts of a rheological aid and 20-40 parts of a filler; and the component B comprises 95-99 parts of a curing agent and 1-5 parts of a defoaming agent. According to the invention, the boron nitride whisker is subjected to hydroxylation modification and grafted into a long-chain structure of tetramethyl dihydroxy disiloxane, and then is subjected to a polymerization reaction with epoxy resin to obtain an organosilicon copolymer, so that the dispersity of boron nitride in a coating system and the flexibility of the coating system are effectively improved; the one-time film forming thickness of the insulating anticorrosive paint can reach the millimeter level by adopting a brush coating or spray coating mode, so that the requirement of high voltage resistance of the coating is met.

The present application relates to a filtering device and a coating system. A reaction cavity is formed in a housing, and a gas inlet and a gas outlet are provided on the housing. First flow guide assemblies and second flow guide assemblies are all disposed in the reaction cavity and are alternately arranged at intervals in the flow direction of a gas flow. In the flow direction of the gas flow, the orthographic projections of first filter plates do not overlap the orthographic projections of second filter plates. After tail gas flows into a flow guide cavity through a first filter plate, the flow direction of the tail gas changes under the guidance of a second flow guide plate, and the tail gas then flows toward a second filter plate in the extension direction of the second flow guide plate; and after the tail gas flows into a flow guide cavity through the second filter plate, the flow direction of the tail gas changes under the guidance of a first flow guide plate, and the tail gas then flows toward a first filter plate in the extension direction of the first flow guide plate. In this way, the flow path of the tail gas in the flow guide cavities can be extended.

The invention discloses an antifouling wear-resistant auxiliary agent and a preparation method and application thereof, and belongs to the technical field of fluorine-containing functional preparations, the antifouling wear-resistant auxiliary agent is prepared from the following raw materials by mole: 1-2 parts of single-ended active perfluoropolyether alcohol PFPE-OH; 1 to 2 parts of isophorone diisocyanate; 1 part of nano silicon dioxide containing hydroxyl groups on the surface; 2 to 5 parts of monoisocyanate containing unsaturated bonds; 2 to 25 parts of acrylic acid hydroxyl ester; 40 to 400 parts of a comonomer; 2-20 parts of a reaction active monomer; the reactive monomer contains an unsaturated bond and is used for side chain grafting. The antifouling wear-resistant auxiliary agent comprises a nano silicon dioxide hybrid multi-branched polymer containing a perfluoropolyether group, contains a plurality of unsaturated sites, is suitable for a UV curing coating system, and can significantly improve the antifouling and anti-fingerprint characteristics and wear resistance of the surface of a coating.

The embodiment of the invention provides an oven system and an oven system current collector passing control method, and relates to the field of control. The system comprises a box body, a drying cavity is formed in the box body, and a current collector inlet and a current collector outlet which are communicated with the drying cavity are formed in the box body; the traction device penetrates through the drying cavity; the fixing part is connected with the traction device; the controller is configured to control the coating system to push the first fracture section of the current collector out of a first side outside the box body and pull the second fracture section of the current collector out of a second side outside the box body under the condition that the current collector is fractured, the second side is one side opposite to the first side, and the first side or the second side is the inlet side of the current collector; and the traction device and the fixing component are controlled, and the first fracture section fixed to the fixing component is pulled to penetrate through the drying cavity.

The invention discloses a full-automatic pelletization coating system and method for small forage grass seeds, and particularly relates to the technical field of agricultural equipment.The full-automatic pelletization coating system comprises a rack, a controller, a pelletization coating device, a seed supply device, a powder supply device and a liquid supply device, and the pelletization coating device, the seed supply device, the powder supply device and the liquid supply device are in signal connection with the controller; both the seed supply device and the powder supply device are provided with vibration exciters capable of providing two vibration amplitudes, so that two blanking speeds, namely a fast blanking speed and a slow blanking speed, are realized, errors caused by materials in the air when a weighing hopper detects preset supply mass are reduced, and accurate supply of seeds and powder is achieved; the liquid supply device comprises a liquid medicine box, a clear water box, a proportional control three-way valve and a peristaltic pump, the liquid medicine box and the clear water box are connected with the peristaltic pump through the proportional control three-way valve, and the liquid medicine proportion can be accurately controlled by adjusting the opening degree of the proportional control three-way valve. According to the invention, the coating uniformity of small pasture seeds can be improved, the pelleting quality is enhanced, and the production efficiency is improved.

A coating system includes a first robot configured to open an opening / closing portion of a vehicle body and a second robot configured to coat an interior of the vehicle body through the opening / closing portion opened by the first robot. The first robot has a first base via which the first robot is mounted to a structure forming a coating area. The second robot has a second base via which the second robot is mounted. The second base is mounted below the first base in a vertical direction.

The invention relates to a diffusion-resistant layer enhanced high-temperature oxidation-resistant composite ceramic coating for a niobium surface and a preparation process thereof. The coating system is composed of a diffusion layer, an anti-diffusion layer and a composite ceramic coating in sequence. In the preparation process, the Al2O3 diffusion-resistant layer is accurately constructed by adopting a slurry spin-coating method, and the method can realize accurate regulation and control of the thickness of the diffusion-resistant layer, so that uniform distribution of the Al2O3 layer is ensured. The introduction of the diffusion-resistant layer significantly improves the high-temperature stability and oxidation resistance of the coating, effectively delays the oxidation process of the material under an extreme high-temperature condition, and greatly prolongs the service life of the material.

The invention provides an intelligent traction type overhead conductor insulation coating device and method, and belongs to the technical field of bare conductor insulation layer construction. The device comprises a protective shell, a material supply system is arranged in the protective shell, and the material supply system communicates with a coating system and is used for coating the surface of a bare conductor with an insulating material; the traction system drives the protective shell to advance along the bare conductor; the integrated cleaning and drying system comprises a suction nozzle used for adsorbing and cleaning sundries on a bare conductor, and further comprises a negative pressure fan mechanism, the suction end of the negative pressure fan mechanism is communicated with a garbage can, and the garbage can is communicated with the suction nozzle; and the air exhaust end of the negative pressure fan mechanism is communicated with an air drying blowing nozzle which is used for drying the insulating material coated on the surface of the bare conductor. According to the design, airflow circulation of the negative pressure fan is fully utilized, cleaning-coating-drying type assembly line work is achieved, and therefore the problems that in a traditional technology, the adhesive force of the insulating material is reduced due to dust, and time is wasted when the insulating material waits for natural air drying are solved.

The invention discloses a fireproof plate edge coating system and a paint adjusting method.The fireproof plate edge coating system comprises a spray head assembly, the spray head assembly is provided with a spray head, the front end of the spray head is provided with an oil spraying opening and an oil returning opening, and the fireproof plate edge coating system further comprises an oil supply pump, an oil storage tank, a vacuum oil tank, an exhaust fan and a paint circulating liquid supplementing container; the oil storage tank is respectively connected with the input end of the oil supply pump and the oil outlet end of the oil tank through oil ways, the oil return port is connected with the suction inlet of the oil tank, the air inlet end of the exhaust fan is connected with the air outlet end of the oil tank, and the paint circulating liquid supplementing container is connected with the spray head through an oil way; the paint adjusting method comprises the steps that paint is added into the oil storage tank, a diluent is added into the paint circulation liquid supplementing container, the oil supply pump and the exhaust fan work to form paint circulation, and the diluent in the paint circulation liquid supplementing container is input into the spray head through the corresponding oil way. The method is beneficial for improving the plate product quality.

The invention discloses an optical thin film thickness monitoring device and an optical thin film coating system, and belongs to the technical field of vacuum coating. A workpiece disc of the optical film thickness monitoring device is provided with a monitoring hole group, the monitoring hole group comprises a first through hole, a second through hole and an interval shielding area, and a film coating monitoring piece is arranged in the first through hole; the irradiation light source is used for emitting light signals to the monitoring hole group; the receiving assembly comprises a light converging element and at least two grating monochromators. The actual physical or optical thickness of the thin film can be calculated by monitoring the transmission or reflectivity of multiple wavelengths and combining the dispersion of the material, and the precision is higher than the precision of monitoring the thickness of the single-wavelength thin film. A plurality of grating monochromaters respectively and correspondingly monitor one wavelength, each grating monochromator can freely select the wavelength, the wavelength selection range is wide, and the problems that the monitoring wavelength is changed and the positioning precision deviation is large in the same grating monochromator are solved. According to the invention, the optical film thickness measurement precision in the online monitoring film coating process can be improved, and the film coating success rate is improved.

The invention relates to the technical field of magnetron sputtering, in particular to a magnetron sputtering uniform coating system for LOW-E glass, which comprises a particle distribution detection module, a potential guide control module, a magnetic field track adjustment module, an angle deviation monitoring module and an energy flux density feedback module. According to the method, a dynamic difference index is constructed by extracting a particle number change rate difference value, time sequence tracking of particle distribution is achieved, edge particles are guided to return to bias in combination with electrode array potential adjustment, the non-equilibrium region particle compensation capacity is improved, a magnetic control structure adjusts the track direction according to the particle accumulation behavior, and local reconstruction of a diffusion path is achieved. The reflection path offset data is used for correcting abnormal rebound behaviors and expanding the particle motion intervention range, the energy flux density difference value serves as control input, the electric field and magnetic field action areas are linked, real-time balance adjustment of the deposition process is completed, and the uniformity of the film layer thickness and the space coverage stability are further improved.

The invention relates to the technical field of coatings, in particular to a coating suitable for niobium-silicon alloy surface high-temperature protection and a preparation method of the coating. The coating comprises the following raw materials in parts by weight: 100-120 parts of deionized water, 60-80 parts of nickel-chromium-aluminum-yttrium alloy powder, 60-80 parts of enamel glaze, 50-60 parts of filler, 20-40 parts of a binder, 10-20 parts of nano titanium dioxide and 6-10 parts of an additive. According to the invention, during preparation of the coating, through addition of the filler, the negative thermal expansion performance of zirconium tungstate in the filler and volume shrinkage of zirconium tungstate in a high-temperature state, a buffer space is provided for thermal expansion of other materials in the coating, cracks of the coating due to thermal stress are avoided, and the high-temperature resistance of the coating is improved; kH560 enhances the interfacial compatibility of zirconium tungstate, avoids agglomeration of zirconium tungstate, and enables the zirconium tungstate to be more uniformly distributed in a coating system.

The invention provides a marine antifouling coating based on fluorine-silicon low-surface-energy resin. The marine antifouling coating comprises a fluorine-silicon low-surface-energy resin coating (1), an organic silicon epoxy floating coating (2) and an epoxy base coating (3), a ketoxime-removing curing agent is arranged between the fluorine-silicon low-surface-energy resin coating and the organic silicon epoxy floating coating; wherein the fluorine-silicon low-surface-energy resin coating is an antifouling coating; the epoxy prime coat layer is an epoxy resin polymer; the organic silicon epoxy floating coat adopts an organic silicon modified epoxy coating to form a coating system matched with the epoxy prime coat and the fluorosilicone low-surface-energy resin coating; the organic silicon modified epoxy coating contains a siloxy group and an epoxy group, so that the combination of the organic silicon epoxy floating coat coating, the epoxy prime coat coating and the fluorine-silicon low-surface-energy resin coating is realized; the deketoxime curing agent takes KH550, KH570, methyl diacetylmonoxime silane and ethyl diacetylmonoxime silane as raw materials, and the raw materials react with part of water under a heating condition, so that the multifunctional curing / tackifying agent is formed.

Components for a gas turbine engine and method for producing the components are provided. The components may include a substrate and a thermal barrier coating (TBC) having at least a first layer secured to a surface of the substrate. The first layer is formed of a ceramic material with a first microstructure that includes a plurality of interconnected unit cells having struts that have a relative density of greater than 98 percent and a closed cell porosity of 10 percent or greater. The TBC is secured to the substrate subsequent to formation of the TBC.

The present invention relates to a transfer foil for transferring images onto solid substrates (transfer printing), such as textile supports, in particular T-shirts, metallic supports or plastic, in particular signs, ceramic supports, in particular cups and plates, etc., comprising a two-dimensional carrier based on polyester, based on polyether ether ketones or based on a cellulose-based material, having a layer (a) which is arranged on at least one of the carrier surfaces and which is made of a cross-linked, at least partially hydrolysed polyvinyl alcohol (PVA) polymer, The present invention also relates to the use of same. A further subject matter of the present invention is a ready-to-use system for transfer printing, comprising a transfer foil and an image applied thereto, in particular printed thereon, and a hot melt adhesive.

The present disclosure relates to the field of semiconductor and photovoltaic technology, and in particular to a coating device and a sheet coating system, which solves the problem of poor uniformity of film thickness when the sheet passes through multiple deposition chambers in the coating device in sequence for coating in the related technology. The coating device includes a loading and unloading container, a furnace body, a driving component, at least one air intake uniform flow component and at least one exhaust uniform flow component. The air intake uniform flow component is connected to the air inlet, and the air intake uniform flow component is provided with a plurality of dispersed uniform flow outlet holes, so that the gas entering from the air inlet is diffused from the plurality of uniform flow outlet holes to the process chamber. The air intake uniform flow component and the exhaust uniform flow component are arranged opposite to each other in the vertical direction, and the exhaust uniform flow component is provided with a plurality of dispersed uniform flow exhaust holes, so that the gas in the process chamber is first extracted through the plurality of uniform flow exhaust holes before being extracted from the outlet. The coating device and sheet coating system provided by the present disclosure can improve the uniformity of film thickness when the sheet is coated.

To provide heat-resistant materials that have excellent low thermal conductivity, high structural stability, and selective impermeability to infrared rays, a heat-shielding coating system and a method for manufacturing heat-resistant materials.SOLUTION: A heat-resistant material mainly composed of a rare-earth titanate represented by the general formula R2TiO5 (R is at least three types of rare-earth elements) utilizes excitation energy of at least one type of the rare-earth elements to absorb energy of light of specific wavelengths among the light contained in an infrared wavelength region.SELECTED DRAWING: Figure 8

The invention relates to a multifunctional water-based low-temperature paint double-coating structure which comprises a first coating and a second coating, the first coating comprises a metal sheet pigment and inorganic oxide pigment mixture, and the second coating comprises transparent organic color paste. A first coating paint composition used for the first coating and a second coating paint composition used for the second coating are both mixtures containing acrylic resin emulsion and polyurethane dispersoid. The double-coating structure adopts the technical scheme of mixed pigment, curing agents such as isocyanate are not contained, and the obtained double-coating structure has high radar wave transmission performance, high infrared reflection performance and high reflection and heat insulation capacity, is particularly suitable for black or silver coating systems, adopts water-based low-temperature coating, and has the advantages that the water-based low-temperature coating is adopted, so that the water-based low-temperature coating is more environment-friendly; the paint has the characteristics of remarkable low-temperature quick-drying film formation, thin coating and low VOC (volatile organic compound), and can realize low energy consumption, health and environmental protection of a coating process. The invention further comprises a multifunctional water-based low-temperature paint coating system and application.

The invention relates to the technical field of special functional coating materials for lost foam casting, and particularly discloses a special coating for a large machine tool casting lost foam as well as application and a use method of the special coating. According to the invention, the full-temperature-range functional composite material and the composite aggregate are used for synergistic reinforcement, and mullite is used for high-temperature reinforcement; the temperature-sensitive polymer modified graphite can realize intelligent temperature response of graphite performance; spodumene is used as a thermal expansion adaptive fluxing agent, so that medium-temperature healing and thermal expansion adjustment of a coating system are facilitated; the composite reinforced fibers are reinforced and toughened aiming at large thermal stress of thick and large parts; as an ultralow-temperature glazing agent, the boron-containing glazing agent can form an initial liquid phase at about 450 DEG C to seal the surface of the coating and purify a ventilation channel; the rare earth oxide serving as a high-temperature phase stabilizer can be dissolved in mullite crystal lattices, so that the high-temperature phase stability is improved, and ceramic nodes are refined. Through raw material design, on the premise of ensuring moderate air permeability, the ultrahigh strength and crack resistance of a coating system at extremely high temperature are improved.

The invention discloses an epoxy metal primer as well as a preparation method and application thereof, the epoxy metal primer is applied to a rust removal and rust prevention coating and coating system, the epoxy metal primer has remarkable salt fog resistance, adhesive force and weather resistance, a zinc phosphate and aluminum triphosphate composite rust prevention pigment, a modified epoxy emulsion and a high-density barium sulfate filler are adopted, the coating has excellent shielding performance, and the service life of the coating is prolonged. Corrosive media can be effectively blocked, and the salt spray resistance time is remarkably prolonged; meanwhile, the modified polysiloxane defoaming agent, the wetting leveling agent, the optimized curing agent and the optimized flash-rust inhibitor are adopted, so that the binding force between the coating and various metal substrates is enhanced, and the integrity of the coating is kept under the conditions of long-term mechanical shock, thermal cycle and damp heat. The coating is suitable for various construction conditions, simple and convenient to operate, compact and flat in coating film and capable of being widely applied to the fields of bridges, ships, petrochemical equipment and the like, the service life of a metal structure is remarkably prolonged, and maintenance and replacement cost is reduced.

The embodiment of the invention provides a battery pole piece detection control system which can improve the yield of pole pieces. The pole piece detection control system is applied to the pole piece coating system, the pole piece coating system comprises an unwinding device, a first surface coating device, a first surface drying device and a winding device which are arranged in sequence, and the pole piece detection control system comprises a first detection device, a second detection device, a second detection device and a control device, the first detection device is used for detecting the size of a to-be-coated area on the first face of the pole piece base material output by the unwinding device, and the first face is perpendicular to the thickness direction of the pole piece base material.