2030results about How to "Not easy to age" patented technology

The invention provides a heat-insulation slurry composition which comprises the following components in parts by weight: 25-35 parts of waterborne inorganic binder, 18-47 parts of lightweight aggregates, 15-23 parts of reinforcing fibers, 15-25 parts of magnesium-containing minerals, 20-30 parts of fillers and a proper amount of water, wherein the waterborne inorganic binder comprises the following main components in parts by weight: 20-25 parts of colloidal silica, 5-8 parts of inorganic waterproof agent and 1.5-2.0 parts of thickening water-retaining agent. The invention also provides a method for preparing a heat-insulation plate by the heat-insulation slurry composition. According to the heat-insulation slurry composition provided by the invention, the main raw materials are inorganic materials, a prepared plate is light and high in mechanical strength, the heat-insulation performance is excellent, the plate is not inflammable, can be made into various specifications of products with the thickness of 6-120mm, the maximum length of 1200mm and the maximum width of 800mm and can be directly adhered to a wall surface, and the product conforms to the national environmental standard.

The invention provides a high-barrier layer flexible packaging film for isolating contents of a polymer lithium battery. The high-barrier layer flexible packaging film comprises at least two kinds of films which are combined to form a layer of composite film, wherein the composite film comprises a basic layer, a functional layer and a heat sealing layer; the high-barrier layer flexible packaging film is characterized in that: the basic layer is a copolymer film prepared by combining at least two film base materials of PP (polypropylene), CPP (chlorinated polypropylene or casting polypropylene), PE (polyethylene), PET (poly(ethylene terephthalate)), PA (polyamide) or MXD6 (aromatic polyimide), MPE (elastomer blend), PVDC (polyvinyl dichloride), EVOH (ethylene-vinyl alcohol), PEN (polyethylene naphthalate) and GT, or by complexing pairwise; and a high-barrier water-tolerant modified PVA (poly vinyl alcohol) coating film is coated on the copolymer film base materials. The high-barrier layer flexible packaging film has excellent gas barrier property, remarkably low oxygen permeability, water resistance, corrosion resistance, good high temperature resistance and great barrier property, and resists organic solvents and highly-volatile substances. In the invention, the high-barrier PVA is preferably coated on various base materials to obtain a base layer serving as a high-barrier layer which has great barrier property and excellent performance in resisting gas, water, corrosion, ultraviolet rays and the like.

The invention provides a long-acting water-soluble and environmentally-friendly steel structural protective coating. The long-acting water-soluble and environmentally-friendly steel structural protective coating is characterized in that a water-soluble inorganic zinc silicate coating is used as a primer of the protective coating; a water-soluble silicon-acrylic coating is used as an intermediate coating; a water-soluble fluorocarbon coating serves as a top coating; the water-soluble inorganic zinc silicate coating comprises the raw materials of high-modulus potassium silicate inorganic nanometer resin and synthesized organic polymer emulsion, wherein the high-modulus potassium silicate inorganic nanometer resin has the modulus of 5.3 to 6.2, and the particle diameter is 5 to 20nm; the synthesized organic polymer emulsion is composed of one or a plurality of water-soluble styrene-acrylic emulsion, water-soluble pure acrylic emulsion, water-soluble silicone acrylic emulsion, water-soluble fluorocarbon emulsion and water-soluble fluoro-silicon emulsion; and the water-soluble silicon-acrylic coating comprises the raw material of a silicon-acrylic matrix, wherein the silicon-acrylic matrix is one of a mixture of silicone acrylic emulsion and pure acrylic emulsion, the mixture of silicone acrylic emulsion and styrene-acrylic emulsion, and silicone acrylic emulsion. By adopting the long-acting water-soluble and environmentally-friendly steel structural protective coating, the corrosion resistance and weather resistance of the protective coating are obviously improved; the corrosion resisting effect can last for 20 years; and the weather resistance lasts for more than 20 years.

The invention provides a preparation method of a magnesium alloy surface micro-arc oxidation / spray coating compound film, which relates to a preparation method of a magnesium alloy surface compound film. The invention solves the problems that film layers obtained by chemical composition coating, anodic oxidation and vapor deposition in the existing magnesium alloy surface treatment method are thin and have poor corrosion resistance performance, the ion injection has high cost and is difficult to realize large-area processing, the combining force between coating layers and the magnesium alloy is poor, and organic coating layers has the defect of easy aging. The preparation method has the following steps: firstly, using micro-arc oxidation for preparing ceramic films on the surface of the magnesium alloy; then, adopting air spray coating for spraying and coating inorganic paint onto the ceramic films; and then, carrying out heat treatment to obtain the micro-arc oxidation / spray coating compound film. The method is simple, and the cost is low. The air spray coating uses porous structures of the micro-arc oxidation ceramic films, so the combination of the inorganic coating layers and the ceramic films is firm, the thickness of the compound films is between 20 and 40 mum, the self corrosion electric potential is positively moved to -1.02 V, the corrosion current density is lowered by 5 orders through being compared with that of the magnesium alloy, the magnesium alloy surface micro-arc oxidation / spray coating compound film has no damage after 72 to 144h of salt spray tests, and the corrosion resistance performance is good.

The invention discloses a half-dry rice noodle and a preparation method thereof. The half-dry rice noodle comprises the following raw materials: rice, a starch mixture, a fresh fruit and vegetable paste mixture and a fruit and vegetable powder mixture and is prepared by the following steps of fermentation and preprocessing of the rice, mixing of all raw materials, twin-screw extrusion forming, aging, re-steaming, washing and cutting oof noodles, measuring and packing, post-sterilization, cooling and the like. The half-dry rice noodle prepared by the invention has the advantages of smooth and bright appearance, strong gluten power, good elasticity, natural flavor, long shelf time, clear finished product soup and the like, the breaking rate is controlled to be lower than 2%, and the loss rate of cooking is controlled to be lower than 4%. According to the half-dry rice noodle and the preparation method thereof, the problem of the existing rice noodle of single nutrition is solved; the ingredients rich in protein and vitamins are added in the formula, so that the product has comprehensive nutrients; in addition, any preservative, brightening agent and thickening agent are not added in the product, so that the product prepared by the preparation method has excellent taste and is nutrient and healthy.

The invention discloses polyester having thermal ageing resistant performance, which comprises a thermoplastic polyester, a flexibilizer, antioxygen, a heat stabilizer, a filler and other assistant. The product has high thermal ageing resistant performance and high flame-retarding performance.

The invention relates to the technical field of high molecular materials and particularly relates to preparation and application methods of a selective laser sintering polypropylene powdery material. The method comprises the following steps: obtaining polypropylene powder by a freeze grinding method; grading and collecting by an airflow screening machine, selecting polypropylene powder with the granularity in a range of 200-800 meshes and returning coarse materials which do not meet the fineness requirement to a stock bin and continuously smashing; and adding 100 parts of polypropylene powder, 0.1-1 part of graphite powder, 0.01-0.5 part of antioxidant and 0.5-6 parts of metallic soap salt and uniformly mixing in a high speed mixer, wherein the granularity of the graphite powder is 1000-5000 meshes and the antioxidant is a compound antioxidant consisting of phenols and phosphonate or thioester in a weight ratio of 1:1. The polypropylene powder prepared by the invention has excellent sintering performance and the SLS (Selective Laser Sintering) formed piece prepared by the polypropylene powder has high mechanical property and dimensional precision.

The rubber holding belt is key part of automobile engine, and used for the timing ignition and gas distribution of cam shaft automobile engine. The materials including elastic nylon cloth as toothed coating cloth, hydrogenated butadiene-acrylonitrile rubber and auxiliary materials are produced through mixing to form the rubber belt, calendering to form sheet, shaping, sulfurizing, demolding, grinding, cutting, packing and other steps into the rubber holding belt. The product s high strength, high wear resistance, high ozone resistance, high rebound elasticity, less deformation, low cost, simple production process, long service life and capacity of operation in 130 deg.c environment.

The invention relates to a clay rubber nano-composite material used for the cover layer of a conveyor belt and a preparation method thereof. The material can be used to support the use of various large carrying capacity and long distance conveyors, and is widely used in metallurgy, mining, ports and other heavy industries. The preparation method of the clay rubber nano-composite material used forthe cover layer of a conveyor belt comprises: taking nano-clay and natural rubber to prepare nano-clay / natural rubber nano-composite masterbatch through an emulsion flocculation method, then adding synthetic rubber for plasticating, and then adding zinc oxide, stearic acid, an age resister, a coupling agent, and a reinforcing agent in order for first mixing, and adding sulphur as well as an accelerator for second mixing so as to obtain the product. The cover rubber of a conveyor belt manufactured with the clay rubber nano-composite material, and can have improved tensile strength, tearing resistance and shearing resistance, so that the service life of the conveyor belt can be prolonged. In the preparation process, the employment of a small amount of nano-clay and a lot of carbon black together to serve as a filling system can have an enhancing effect, and besides, the lamellar structure of the nano-clay can effectively inhibit gas and heat transfer, thus improving the thermo-oxidativeaging resistance, and making the conveyor belt difficult to age when used in an open-air environment for a long time.

The invention discloses a middle low-temperature gelatinization warp sizing method. Using 70-90 wt% starch, 0-20 wt% cold water soluble starch, 5-25 wt% soluble synthetic polymer, 1-5 wt% polyacrylic acid, 1-5 wt% softening agent, 1-5 % antistatic agent, 0.1-0.5 wt% preservative, 0.1-0.5 wt% penetrant of all slurry and 5-8 times water of all slurry as raw material; Slowly agitating starch and water for 5-15min to initialize plasm, adding cold water soluble starch, soluble synthetic polymer, polyacrylic acid, softening agent, antistatic agent, preservative, penetrant and slowly agitating for 5-15min to perfect plasm, heating to 45-60DEG C, pH 6.5-7.5, viscosity 5-10 seconds under rapid agitation for half gelatinization of starch, sizing in room temperature -60DEG C, squeezing in 3-20KN, prebaking in 85-95DEG C, drying in 115-130DEG C. Using in warp sizing. The effect of energy and time saving is good.

The present invention relates to a glass fiber reinforced flame retardant polypropylene material for household appliance products, and belongs to the field of modified polypropylene plastic. The material comprises the following raw materials, by weight: a high-impact-resistance copolymer polypropylene resin, a bromine-based flame retardant agent, antimony trioxide, a flame retardant synergist, alkali-free continuous long glass fibers, a compatibility agent, a toughening agent, a lubricant, a UV absorber and an antioxidant. The present invention provides the glass fiber reinforced flame retardant polypropylene material with higher tensile strength, bending modulus and hardness as well as high impact-resistance, low molding shrinkage, aging resistance and the like. The glass fiber reinforced flame retardant polypropylene material has a high heat deformation temperature, good oxidation resistance at high temperature, and the flame retardant performance up to the level of UL94 V-2, and passes the glow wire test of GWIT: 700 / 3.0. The glass fiber reinforced flame retardant polypropylene material has a low cost and a light weight, and can be used instead of metal or plastic material to produce the household appliance products which need flame retardation and high temperature resistance.

The invention relates to a stitching wall positioning system based on an image sensor and a positioning method. The stitching wall positioning system comprises at least two single-screen processing modules and a stitching and positioning processing module connected with the single screen processing modules, wherein any single-screen processing module is corresponding to a display unit of the stitching wall, and the single screen processing modules respectively collect the brightness values of all pixel points of the corresponding display units, perform the corresponding processing and obtain the number of the pixel points of light spots and the first position coordinate of the center points of the light spots relative to the display units; the stitching and positioning processing module calculates the second position coordinate of the center points of the light spots relative to the stitching wall, and realizes the positioning. Because the positioning of the stitching wall is realized based on the image sensor, the positioning performance is not easy to be affected by long-term usage, and because each single-screen processing module performs processing to the brightness value of the corresponding display unit, the processed data size is small, the processing speed is high and the positioning precision is improved.

The invention provides a method for treating farmland soil polluted by cadmium. The method integrates technical measurements such as seepage-proofing isolation, chemical stabilizing treatment, phytoremediation and the like, and comprises technical steps as follows: sampling detection, repairing range determination, dredging of river systems, surface soil stripping, bottom layer grinding, clay pavement, laying of a seepage-proofing isolating membrane, surface soil backfilling, addition of a chemical stabilizing agent, plant planting and harvesting, incineration and ashing, ash content stabilizing and curing treatment, terminal treatment and the like. The method for treating the farmland soil polluted by cadmium has the advantages of on-site treatment, simple process, convenience in construction, instant effect, high efficiency, low cost and the like, and is wide in popularization and application prospect.

The invention discloses a reaction-type high-strength laminated film waterproof roll which comprises a layer of high-strength cross laminated film (HDPE, high-density polyethylene) with thickness of 0.10-0.14mm and a layer of modified asphalt super glue which can react with cast-in-place concrete and is solidified together with the cast-in-place concrete. The waterproof roll can be chemically cross-linked and physically blended with concrete; under the effect of a coagent, a bonding layer can be continuously and permanently bonded with a base layer processing agent or the concrete poured on the bonding layer so as to completely prevent water from permeating into a clearance between the waterproof roll and the structure and form a skin-type net-shaped integer together with the base surface. Since the high-strength cross laminated film of special material HDPE has good tensile strength, breaking elongation rate and anti-puncture capability, the self-adhered waterproof roll of the high-strength cross film has the advantages of relatively good tensile strength, breaking elongation rate, anti-puncture capability and aging resistance.

The invention provides an inorganic dry powder texture coating, which comprises the following components in percentage by weight: 12 to 15 percent of gray calcium powder, 20 to 30 percent of quartz powder, 10 to 15 percent of quartz sand, 30 to 40 percent of coarse calcium powder, 0.5 to 0.6 percent of hydroxypropyl methyl cellulose (HPMC), 1 to 2 percent of redispersible emulsion powder, 1 to 2 percent of polyvinyl alcohol powder and 0.3 to 0.4 percent of wood fiber. The coating is environmentally-friendly, and most used raw materials are readily available inorganic materials, so that pollution caused by the volatilization of an organic solvent into the atmospheric air is avoided, and harm to body health and possible risks such as fire and the like during production, transportation, storage and construction of the coating are eliminated; the coating is easy and convenient to construct, can be directly constructed on a qualified substrate without any primer, is suitable for various construction tools and has good texture and a high decorating property, and pigments can be doped as required; and the coating has high weather resistance, is free from peeling, is cracking-resistant, is convenient to transport, and is suitable for building coating in various environments and under various climate conditions.

The present invention belongs to the building energy-saving material field, in particular to relate to an inorganic heat-preservation and heat insulation plate and the corresponding preparation method; the inorganic heat-preservation and heat insulation plate consists of cement material; the components and the weight ratio in the preparation process are that: 40-55 percent of cement, 1-15 percent of powder coal ash, 0-15 percent of mine powder, 2-3 percent of tackiness agent, .2-0.3 percent of reinforcing fibre, 0.2-0.4 percent of surface active agent, 2-4 percent of thickening agent, 2-4 percent of foam agent and 35-45 percent of water. The inorganic heat-preservation and heat insulation plate is milled and matched with the materials and is milled according to the stated order. The present invention has the advantages of low cost, much better mechanical character, low heat-conductivity coefficient, not easy to be ignited and to be aged as well as convenient to be manufactured and produced in large scale.

The invention discloses a glass fiber reinforced plastic curing agent composition and a glass fiber reinforced plastic composite material prepared by the same as well as a cable trough. The glass fiber reinforced plastic curing agent composition is formed by the following components in parts by weight: 50-60 parts of unsaturated polyester resin, 15-20 parts of aluminum hydroxide, 1-2 parts of zinc stearate, 0.2-0.5 part of de-molding agent, 0.5-1 part of benzoyl peroxide, 0.5-1 part of benzoyl peroxide tert-butyl ester, 0.1-0.2 part of antioxidant, 0.1-0.2 part of ultraviolet absorbent, and 0.1-0.2 part of antistatic agent. A glass fiber reinforced plastic material is prepared by an extruding and molding process. The glass fiber reinforced plastic material prepared by the curing agent composition disclosed by the invention is low in production cost, has light weight and high strength, and has good weather resistance even under an extreme hygrothermal environment.

The invention discloses a water-based energy storage luminescence floor coating, comprising a main agent and an amine curing agent, wherein, the main agent comprises epoxy resins, surface modified noctilucent powder, solid fillers, auxiliaries and solvents. The method is characterized by first evenly mixing the modified noctilucent powder, the epoxy resins, the solid fillers, the auxiliaries and the solvents in proportion, rubbing the mixture to obtain the main agents of the water-based energy storage luminescence floor coating, and then evenly mixing the main agent and the amine curing agentin proportion during coating.

The invention discloses a breeding method for natural ganoderma lucidum, and belongs to the technical field of edible fungus genetic breeding. The breeding method comprises the following steps of 1 natural ganoderma lucidum collecting, 2 test tube slant culture medium preparing, 3 tissue separating, 4 strain inoculating and cultivating, and 5 inoculating and cultivating. The natural ganoderma lucidum separated by the breeding method is large in mother strain shape, high in yield and high in sundry fungus resisting capacity, the cultivation and expanding problem of the natural ganoderma lucidum can be solved, and the finished product yield is high.

The embodiment of the invention discloses an infrared high-emissivity coating material which is prepared by mixing an infrared high-emissivity powder material and a colloid material, wherein the infrared high-emissivity powder material is prepared from iron-ore slag, iron oxide, manganese oxide, zirconium oxide, chromic oxide and silicon carbide through a treatment process of ball milling, mixing, high-temperature roasting and superfining; the colloid material is prepared by mixing water, sodium silicate, carboxymethyl cellulose and superfine silicon dioxide according to a certain weight ratio. The coating material has the advantages of high infrared emitting ability, stability, difficulty in aging, high binding ability of the coating with a substrate, long service life, low price and the like.

The invention relates to a thermoplastic styrene-butadiene rubber water latex asphalt modifier and a preparation method thereof, belonging to the chemical engineering field. The modifier is made from the following raw materials in weight percentage: 10 to 70 percent of rubber, 0.1 to 30 percent of surfactant, 20 to 80 percent of water, 0.1 to 20 percent of natural polysaccharide polymer matter and 0.1 to 10 percent of electrolyte. The preparation method has the advantages of simplifying the production process of thermoplastic styrene-butadiene rubber SBS modified asphalt, saving equipment investment and simultaneously avoiding the material ageing phenomena caused when the thermoplastic styrene-butadiene rubber SBS modified asphalt is processed at a high temperature. Modified asphalt obtained by use of the modifier is stable in performance and difficult to segregate. The modifier can also be used in other aspects of the thermoplastic styrene-butadiene rubber SBS modified asphalt or modified emulsified asphalt.

The invention relates to a low-temperature resisting PVC composite hosepipe comprising components of, by weight: 80-100 parts of PVC resin, 60-80 parts of thermoplastic polyurethane elastomer, 30-40 parts of a plasticizer, 2-5 parts of a thermal stabilizer, 0.2-1.5 parts of a lubricant, 10-15 parts of a modifier, 1-3 parts of a processing auxiliary agent, 10-15 parts of an antistatic agent, 5-20 parts of a fire retardant, and 5-20 parts of modified nano-grade calcium carbonate. According to the invention, thermoplastic polyurethane elastomer, the plasticizer, the thermal stabilizer, the antistatic agent and the fire retardant are added to PVC resin, such that the low-temperature resistance, the flexibility, the antistatic performance and the fire retardance of the PVC hosepipe are enhanced. The comprehensive performance of the prepared PVC composite hosepipe is good, and the PVC composite hosepipe is not easily aged. Therefore, the PVC composite hosepipe can be applied in storage and application processes of low-temperature oil, gas or liquid.

The invention discloses a processing method for stabilized recombined quick-cooking brown rice, comprising the following steps: (1) taking paddy as a raw material, drying, cleaning, grading, removing stones, ridging paddy, and separating paddy from brown rice to obtain the brown rice; (2) smashing the brown rice, and regulating the moisture of the material to 15-30%; (3) adding or adding no food ingredients; (4) feeding the material obtained from the above step into an extruder for extruding, restructuring and prilling; and (5) drying, packaging and the like. In the processing method, the problems of short shelf life, long cooking time, rough taste, inconvenient eating and the like of the brown rice are solved. The brown rice processed with the method has the grain shape similar to natural brown rice, keeps the nutrient components of the natural brown rice, improves storage stability, improves processing and eating quality of the brown rice and improves the utilization and the added value benefit of the paddy.

The invention discloses a transparent heat insulation coating with nanoparticles and a preparation method thereof; the preparation method comprises the following steps: adding nanoscale powder slurry of aluminum oxide, silicon oxide, titanium oxide, zinc oxide, cerium oxide, iron oxide, ATO and the like in water-based acrylic emulsion, adjusting the pH value to 5.5-9.0, stirring with a machine for 30-60min while adding defoaming agent, dispersant and flatting agent, then stirring with a high speed stirrer for 20-40min and finally performing ultrasonic vibration for 30-60min to obtain the transparent heat insulation coating. The invention has low cost and simple production process, after the coating is coated to form a film, the film has good transmission of light and outstanding heat-shielding performance; the coating has better self-cleaning ability, good durability and good washing resistance and brushing resistance; and the film has long life, good stability and simple maintenance.

The invention discloses a waterproof material with polymer cement steel-base property, which is mixed by powder and liquid in weight proportion of 1: 0.8 to 1.2; the raw materials of the powder are cement, infiltrating crystallization masterbatch, methylcellulose, peach glue powder, quartz powder, plasticizer and pH-value regulator; the raw materials of liquid are acrylic acid waterproof emulsion, a dispersant, a preservative, an antioxidant, a film forming additive, water, a light calcium and styrene-butadier emulsion. The waterproof material with polymer cement steel-base property is finely bonded with concrete, is high in intensity and long in waterproof property, and is not easy to be etched chemically. Meanwhile, the waterproof material with polymer cement steel-base property has good compatibility when in use, which can be used synchronously with the batch feeder of concrete and cement; the construction base surface is not needed to be leveled and make a protection layer when the waterproof material with polymer cement steel-base property is in use, which is labor-saving and time-saving, and is an environmental-protection waterproof material with no toxic, no smell and no pollution.

The invention discloses an embedded wireless automatic scoring system and a scoring method thereof. The embedded wireless automatic scoring system comprises an image collecting and processing system in the target position and automatic scoring system in the position of a shooter. The mage collecting and processing system comprises a target sheet automatic control system that can automatically install target sheets and rotate target surfaces, as well as an image collecting and processing system that can collect and process target surface information. The image collecting and processing system is connected to the output end of the target sheet automatic control system. The scoring system in the position of the shooter comprises a user interactive system which is in the position of the shooter and can communicate with corresponding image collecting and processing system in the target position, and a score statistical system which is in the position of a referee and can communicate with all image collecting and processing systems in the target position. The image collecting and processing system in the target position communicates with the scoring system in the position of the shooter by means of a wireless transmission system. The embedded wireless automatic scoring system is capable of processing images in the target position so as to reduce the cost and meets the demand of most shooting programs through a wireless transmission technology. Besides, the embedded wireless automatic scoring system has the advantages of high precision, excellent indentifying capability, small size, etc.

The invention discloses an aramid fiber composite material solid tyre, a tread rubber layer composite material for preparing the solid tyre, a tread base rubber composite material and manufacturing methods of the tyre-surface rubber-layer composite material and the tread base rubber composite material. The solid tyre comprises a tread layer, a buffer layer, a tread base layer and a tyre internal steel ring; the tread layer is attached to the buffer layer, the buffer layer is attached to the tread base layer, and the tyre internal steel ring is embedded in the tread base layer; and the tread layer employs the tread rubber layer composite material, and the tread base layer employs the tread base rubber composite material. Aramid fiber possesses characteristics of high strength, good wear resistance, good temperature resistance and impact resistance, basalt fiber possesses high-temperature resistance characteristic, rubber possesses extremely good buffering performances, the above three materials are combined and the characteristics of the three materials are provided, and the solid tyre prepared from the composite material can be used on a high-temperature pavement or tropical region for a long time, is guaranteed to be uneasy to age, and is prolonged in service life.

The invention discloses a construction process for an outer wall metal fluorocarbon coating. The construction process comprises the following steps of: 1, checking a base layer; 2, treating the base layer; 3, performing coarse bottom leveling putty layer construction, wherein the used outer wall leveling coarse bottom putty is a finished putty special for the outer wall and a proper amount of quartz sand is added into the finished putty; 4, laying a glass fiber crack resistant net; 5, performing dividing joint construction; 6, performing fine surface leveling putty layer construction to ensure that the glass fiber crack resistant net is clamped between the coarse bottom leveling putty layer and the fine surface leveling putty layer; 7, polishing and maintaining; 8, performing polished side leveling putty layer construction; 9, performing fluorocarbon primer spraying construction; 10, performing fluorocarbon intermediate coating spraying construction; 11, performing fluorocarbon finish paint spraying construction; 12, performing fluorocarbon varnish spraying construction; and 13, coloring dividing joints. The construction process for the outer wall metal fluorocarbon coating has the advantages of simple construction steps, reasonable design, convenient operation, low construction cost, high construction quality, and excellent use efficiency, and can prevent the hollowness, delamination, crack and other quality defects on the surface of the outer wall metal fluorocarbon coating.