175 results about "Moisture permeation" patented technology

The invention belongs to the field of high polymer materials, and discloses a double-trigger programmable degradable PHA composition and a preparation method thereof. A cured film structure formed by the composition sequentially comprises an outer protective layer, a trigger layer and an inner functional layer from outside to inside, wherein the outer protective layer takes polyhydroxyalkanoate as a base material, a reversible cross-linked network is introduced into the outer protective layer, the trigger layer is provided with humidity and ion double-trigger microcapsules, and the inner functional layer is used for bearing functional auxiliaries. The cured film can maintain low permeability and mechanical stability before application. After application, under the synergistic effect of specific moisture and ions, the trigger layer is activated, so that the cured film is subjected to step-type improvement of moisture permeability in a preset time window, and a through hole is formed. And finally, integral disintegration is realized through physical structure failure. The technology can be applied to the fields of seed coating and the like, the activity of a biological base material can be ensured by adopting a low-temperature process with the temperature lower than 50 DEG C, and unification of stable protection before application and on-demand disintegration after application is achieved.

The invention belongs to the field of functional textile materials, and provides a one-way moisture-conducting breathable fabric based on a vinyl elastomer and a preparation method of the one-way moisture-conducting breathable fabric based on the vinyl elastomer. The hydrophilic coating contains a vinyl elastomer matrix, polyvinyl alcohol, a zwitterionic polymer and a cross-linking agent, the hydrophobic coating contains a vinyl elastomer matrix, vinyl-terminated polydimethylsiloxane, polyhedral oligomeric silsesquioxane and other components, the coatings are only attached to the surfaces of yarn fibers and do not block pores, and a wettability gradient structure is formed; the excellent performance that the static contact angle gradient in the thickness direction is larger than or equal to 50 degrees, the capillary water absorption height from the inner side to the outer side is larger than or equal to 3.0 cm / 10 min, the capillary water absorption height from the outer side to the inner side is smaller than or equal to 1.0 cm / 10 min, the moisture permeation amount is larger than or equal to 5000 g.m.24 h, and the air permeability after curing is 65% or above of a fabric base material is achieved, the technical problem that an existing fabric is insufficient in moisture conductivity and air permeability is solved, and wide application value is achieved.

The invention provides high-humidity base paper and a quantifiable preparation process thereof, and relates to the field of paper production and processing. Comprising the following raw materials in percentage by mass: 15%-25% of softwood pulp, 40%-55% of hardwood pulp, 10%-25% of soft fibers, 10%-20% of nanocellulose, 0.5%-1.5% of vegetable fat polymer composite microspheres and 1%-3% of functional aids, wherein the solid content of aqueous suspension of the softwood pulp and the hardwood pulp is 3%-8%; the nano cellulose is subjected to surface modification treatment. According to the paper, coniferous wood pulp long fibers, hardwood pulp short fibers and soft fibers are utilized to form a three-dimensional framework, nano-crystalline cellulose enhances wet load transmission through a nanoscale bridging network, vegetable fat microspheres construct a hydrophobic layer to inhibit moisture permeation, the three components have a synergistic effect, so that the wet tensile strength is improved, and meanwhile, high air permeability is kept; and the balance of water resistance and ventilation is realized.

The invention relates to the field of hygienic products, in particular to a bacteriostatic non-menstrual-period panty liner based on a sustained-release capsule and a preparation method thereof.It is found through screening that matrine and lactein have the synergistic bacteriostatic effect, the bacteriostatic composition is prepared into a sustained-release microcapsule, long-acting sustained release of antibacterial components is achieved, and the antibacterial effect is good. The sustained-release capsule is prepared into the bacteriostatic non-menstrual period protection pad based on the sustained-release capsule. The air permeability and the moisture permeability of the protection pad are superior to those of the prior art, the comfort and the safety of non-menstrual female hygiene care are remarkably improved, and the protection pad is suitable for daily hygiene maintenance and infection prevention.

The invention discloses tea leaf processing fermentation equipment which comprises a fermentation box body and a top cover fixedly installed at the top of the fermentation box body, box doors are arranged on the two sides of the fermentation box body, a heating mechanism is arranged at the bottom of the fermentation box body, a driving assembly is fixedly arranged above the top cover, and meanwhile a ventilation mechanism is further arranged above the top cover. One side of the fermentation box body is fixedly connected with a humidity adjusting mechanism, and one end of the humidity adjusting mechanism is fixedly connected with a bucket. Compared with the prior art, materials are uniformly distributed, and accumulation dead angles are avoided; moisture permeation is uniform, and the humidifying effect is excellent; temperature regulation and control are more accurate, and heat distribution is balanced; operation is convenient, and material loading and unloading are efficient.

The invention relates to the technical field of photovoltaic modules, and discloses a colorable PID-resistant carbon fiber photovoltaic module frame, which comprises a frame body, and is characterized in that the frame body is internally provided with a hollow structure; the honeycomb layer plate is embedded in the hollow structure of the frame body, and the honeycomb layer plate is composed of a plurality of regular hexagon honeycomb grid arrays; the interiors of the honeycomb grids are filled with the microcapsules, and repair materials capable of being oxidized and cured are packaged in the microcapsules; the water-absorbent resin is arranged in the honeycomb grid and is positioned at the front end of the microcapsule; the honeycomb lattice is of a conical structure with a narrow front part and a wide rear part and is used for guiding a repairing material to directionally flow to a crack area. According to the colorable PID-resistant carbon fiber photovoltaic module frame, the water-absorbent resin expands when encountering moisture to trigger the microcapsules to break, a released repairing material directionally flows to a crack area along the conical honeycomb grid, a high-insulation sealing layer is formed after oxidation and curing, a moisture permeation path is thoroughly blocked, the detachable shell is matched with a heat softening sealant structure, the honeycomb laminate is convenient to replace, and the service life of the frame is prolonged. And the service life is greatly prolonged.

The invention discloses an environment-friendly degradable plastic packaging bag and a preparation method thereof, belongs to the technical field of packaging bag preparation, and is used for solving the technical problem that the degradation capability and the mechanical property of an environment-friendly packaging bag in the prior art need to be further improved. According to the invention, the prepared carbonic acid bridged compact polyester is used as a main body skeleton to provide strength and film-forming property, silica acetal hybrid polysaccharide is introduced to form a compact and complex diffusion path inside and reduce gas and moisture permeation, and then active side chain polyamino acid is added to adjust interfacial compatibility and enhance structural stability, so that the film-forming property is improved. Through reasonable combination of the three components, the environment-friendly packaging bag keeps high tensile strength and tearing strength, meanwhile, the barrier property is remarkably improved, and gradual complete degradation is achieved in compost and soil environments.

The invention relates to the technical field of optical cables, in particular to an embedded optical fiber temperature measurement integrated optical cable and a process, and the process of the embedded optical fiber temperature measurement integrated optical cable comprises the steps of preparation of a flame-retardant filler, hydrophobic modification of the flame-retardant filler, preparation of a hydrophobic anti-icing coating and preparation of an integrated optical cable. A compact carbon layer is formed, inert gas is released to stop fire, the filler structure is stable, and the temperature measurement optical fiber is prevented from being damaged by component migration; secondly, the rosin hydrophobic modifier is used for modifying the flame-retardant filler, water absorption is reduced, moisture permeation is prevented, aging is resisted, the temperature measurement function is guaranteed, and the service life of the optical cable is prolonged; and thirdly, the hydrophobic antifouling attapulgite coating can prevent water adhesion, inhibit pollutant adsorption to resist icing, enhance the mechanical properties of the coating, ensure stable adhesion and reduce the maintenance cost in winter.

The invention discloses an epoxy glue tail-attached external potting mold for an engine cable connector, and relates to the technical field of tail-attached cable potting, the epoxy glue tail-attached external potting mold comprises a mold support, a wire passing clamp used for placing a tail-attached cable piece is arranged on the mold support, and the lower end of the tail-attached cable piece penetrates through a potting mold body and a potting mold cover to be connected with a joint connector. The glue pouring mold body and the glue pouring mold cover are arranged in a matched mode, a cavity space enabling epoxy glue to be formed outside the tail attaching cable piece in a thermoplastic mode is formed in the glue pouring mold body and the glue pouring mold cover, and a connector male head is arranged at the end, away from the tail attaching cable piece, of the connector connector. According to the epoxy glue tail-attached external potting mold for the engine cable connector, the mold is simple in structure and high in positioning precision, the problem of bubble residues in the potting process can be avoided, good sealing performance and insulating performance are achieved, it is ensured that the tail-attached cable piece is evenly coated with epoxy glue, the waterproof effect, the moisture permeation blocking effect and the anti-corrosion effect are achieved, and the service life of the tail-attached cable piece is prolonged. And chemical corrosion is resisted.

The invention relates to the technical field of rocky desertification area hydrological process monitoring and soil moisture migration research, and discloses a device and a method for researching the moisture permeation rate of an in-situ rock-soil interface in a rocky desertification area, a water inlet device comprises a water tank, a rotor flow meter and a connecting pipeline, and the water tank is arranged at a position higher than the rotor flow meter; the water outlet device comprises a water inlet, an internal flow stabilizing cavity and a plurality of small water outlet holes uniformly distributed in the length direction, the water inlet is formed in the lower portion of the flow stabilizing cavity and connected with the connecting pipeline, and the small water outlet holes are formed in the upper portion of the flow stabilizing cavity; the bracket is used for fixing the water outlet device at the upper part of the exposed rock surface, so that the small water outlet holes are distributed close to the rock surface; the controllable rock surface flow is stably generated under the complex rock-soil interface condition, a reliable technical platform is provided for in-situ moisture permeation rate measurement, and the technical bottlenecks that an existing device cannot simulate rock surface flow concentration and is difficult to adapt to a heterogeneous interface are overcome.

A display device comprises: a substrate 301 including a display area (AA, Figure 3), a through-hole TH, a non-display area (OA, Figure 3); a light emitting element (350, Figure 4); and a pattern area 210, 220 in the non-display area including at least one metal pattern. An encapsulation layer including an inorganic film 361, 363 is positioned on the light emitting element and disposed in the pattern area. The metal pattern has a side portion exposed through the through-hole. The metal pattern may include three metal layers (211a-c, Figure 6) sequentially stacked. The light emitting element may have an anode (351, Figure 4), a cathode 353, and an organic light emitting stack 352, a portion of the organic light emitting stack being disposed on the metal pattern. This reduces side moisture permeation due to delamination in a hole in display (HID) or hole in active area (HiAA) display.

A transparent display apparatus is provided, which has excellent encapsulation characteristics while reducing a bezel width. The transparent display apparatus includes a display area disposed on a substrate, including a pixel having a transmissive portion, and a non-display area disposed near the display area, having a GIP portion, and a moisture permeation preventing portion disposed between the GIP portion and the display area.

An air purification device (1) is provided, comprising a container (2) defining a housing for a culture substrate (1b) for at least one plant (1a) and including at least a bottom (20) extending along a main surface (2a), side walls (21) extending around the bottom (20) and configured to laterally delimit the substrate (1b); a panel (3) superimposed on the bottom (20), defining a supporting surface suitable for contacting the substrate (1b) so as to delimit it inferiorly within the container (2), and including a plurality of solid areas (30) devoid of holes, and a plurality of perforated areas (31), each including a plurality of holes (31a) allowing an airflow to pass through the panel (3), exclusively formed within the perforated areas (31) so that at least the substrate (1b) at the perforated area (31) is crossed by the airflow, and the substrate (1b) at the solid area (30) is not crossed by the airflow, ensuring the retention of moisture in the substrate (1b) confined within at least one solid area (30) and thus promoting the formation of a biofilm within the substrate (1b), which purifies the airflow; and wherein the bottom (20) comprises ducts (20a) crossed by the airflow, protruding from the main surface (2a) toward a respective solid area (30) without contacting it, so that when moisture percolates through the holes (31a), it can settle on the bottom (20) and flow toward the groove (22), while the airflow can flow from the ducts (20a) toward the holes (31a) without contacting the moisture.

The invention relates to a multilayer release film and a preparation method thereof, and relates to the technical field of release film preparation. The preparation method comprises the following steps: dispersing epoxy acrylate, polyethylene glycol diacrylate and hydroxyethyl acrylate in a solvent, adding a composite photoinitiator, carrying out a reaction in a dark place, adding isophorone diisocyanate to obtain first slurry, coating the surface of a base material, and carrying out an illumination reaction to obtain a bottom layer; mixing polyvinyl alcohol and Ti3C2F to obtain a mixed solution, separating to take a solid phase, dispersing the solid phase in a solvent, mixing the solid phase with a polyamide acid solution to obtain second slurry, and coating the surface of the bottom layer to obtain a transition interlayer; dispersing polyurethane acrylate, polytetrahydrofuran acrylate, allyl laurate and 1-hydroxycyclohexyl phenyl ketone in a solvent, adding hydrogenated diphenylmethane diisocyanate to obtain third slurry, and coating the surface of the transition interlayer with the third slurry to form a surface layer to obtain the multi-layer release film. According to the invention, polyvinyl alcohol-Ti3C2F is introduced to form a physical barrier, moisture permeation is hindered, the moisture resistance of the release film in a humid environment is improved, and the damage of water to the structure and performance of the film is reduced.

The invention relates to a waterproof ceramic tile adhesive and a preparation method thereof, and belongs to the technical field of building decoration materials. The waterproof tile adhesive comprises a composite waterproof agent, wherein the composite waterproof agent comprises active silane-based powder and hydrophobic redispersible latex powder; wherein the mass ratio of the active silane-based powder to the hydrophobic redispersible latex powder is (1: 2)-(2: 1). The preparation method of the waterproof ceramic tile adhesive comprises the following steps: uniformly mixing the raw materials comprising the composite waterproof agent, discharging and packaging to obtain the waterproof ceramic tile adhesive. The waterproof ceramic tile adhesive provided by the invention not only has high bonding strength, good weather resistance and constructability, but also has excellent and lasting overall waterproof performance, can effectively block moisture permeation, and is suitable for various high-humidity and water-immersed environments.

The invention relates to a post-treatment method for a mercury-based II-VI group nanocrystal with a protective layer formed by chemical oxidation, and solves the problems of poor stability and photoelectric property degradation of the mercury-based II-VI group nanocrystal caused by surface oxidation, ligand desorption and environmental sensitivity. An oxide protection layer with the thickness of 1-3 nm is formed on the surface of the nanocrystal, the long-term stability and the photoelectric property of the nanocrystal are improved, and the method comprises the specific steps of centrifugal purification of the nanocrystal, preparation of an oxidizing agent solution, controllable oxidation reaction, functional ligand surface modification and purification treatment. The oxidation layer is ensured to be compact and stable by accurately adjusting the concentration of the oxidant, the reaction temperature and the reaction time. According to the method, oxygen and moisture permeation is effectively blocked, surface defects are reduced, the quantum yield and the photoelectric property are improved, and the method is widely applied to the fields of post-treatment of mercury-based II-VI group nanocrystals and photoelectric devices.

The utility model discloses an intelligent train control cabinet, relates to the technical field of control cabinets, and solves the technical problem that a gap at the connecting part of a dust cover and a control gas circuit board of an existing intelligent train control cabinet may cause moisture permeation, thereby causing risks to safe use. Comprising a framework, a train pipe control mechanism and a dustproof cover. Wherein the train pipe control mechanism comprises a train control gas circuit board connected to the framework, and the dust cover is connected to the train control gas circuit board; the train control gas circuit board further comprises an installation sealing assembly, the installation sealing assembly comprises an inner rubber ring and an outer rubber ring, a circle of installation groove is formed in the edge of the side face of the train control gas circuit board, and the inner rubber ring is arranged on the inner wall of the inner side of the installation groove in an attached mode. By means of the design, a double waterproof and dustproof protection layer is achieved, water invasion is effectively prevented, potential safety hazards possibly caused by water inflow are eliminated, and safety in the using process is remarkably improved.

The invention relates to the technical field of packaging paper, and discloses multi-layer moisture-proof packaging paper which comprises an inner layer, a blocking layer and an outer layer, and the inner layer and the outer layer are both made of breathable materials; the raw materials of the barrier layer comprise a plurality of hydrophobic particles and a plurality of hydrophilic particles, the plurality of hydrophobic particles form a three-dimensional network support structure with a plurality of open pores, the plurality of hydrophilic particles are embedded in the open pores, the hydrophilic particles have water absorption expansibility, and the hydrophilic particles are mutually extruded and contacted to form hydrophilic channels penetrating through the barrier layer after absorbing water and expanding; and the ratio of the area of the hydrophilic particles in the inner side surface of the barrier layer to the area of the hydrophilic particles in the outer side surface of the barrier layer is 30-1000. According to the multi-layer moisture-proof packaging paper disclosed by the invention, by virtue of a unique barrier layer structure and an accurate proportion design of hydrophilic particles on the inner and outer side surfaces of the barrier layer structure, an automatic and efficient one-way moisture permeation function is realized; the moisture and air permeability, the environmental friendliness and the long-term fresh-keeping requirement of the contents are difficult to consider at the same time.

The utility model relates to the technical field of lighting equipment, and discloses a lamp tube connector with a waterproof structure, which comprises a connector shell, a lamp tube base is connected onto the connector shell, a threaded ring with an outward thread is arranged on the outer side of the bottom surface of the lamp tube base, and a screw base lower than the threaded ring is arranged in the middle of the bottom surface of the lamp tube base. A threaded groove rotationally connected with the threaded ring is formed in the top face of the connector shell, a screw groove rotationally connected with the screw lamp holder is formed in the connector shell, and a first sealing ring is arranged at the attaching position of the connector shell and the lamp tube base. Double threaded connection is performed on the lamp tube by arranging the threaded ring and the threaded lamp holder, the outer threaded ring provides mechanical fixation, and the inner threaded lamp holder forms secondary locking, so that stress can be dispersed, and a moisture permeation path can be prolonged; and under the cooperation of the sealing ring, the processing tolerance or the deformation gap is filled through elastic compression, so that the waterproof effect is further improved.

The present invention addresses the problem of providing a resin composition which exhibits high adhesive strength to a substrate or an alignment film of a liquid crystal display panel despite having low moisture permeability during curing. The resin composition comprises a thermosetting compound (A), a latent thermosetting agent (B) having a melting point of 110 DEG C or less, and a photocurable compound (C) having an ethylenically unsaturated double bond in the molecule. And a photopolymerization initiator (D). The thermosetting compound (A) contains a rubber-modified epoxy compound (a) having an epoxy group, an acrylonitrile-butadiene rubber structure, and a bisphenol A-type structure in one molecule. The moisture permeability of the resin composition under predetermined conditions is less than 100 g / m2.

The application relates to the field of functional fabric technology and discloses a one-way moisture absorption and sweat releasing double-sided warm-keeping fabric and application thereof. The one-way moisture absorption and sweat releasing double-sided warm-keeping fabric is formed by multi-dimensional weaving of hydrophilic fibers and hydrophobic fibers, the hydrophobic fibers are the inner layer, and the hydrophilic fibers are the surface layer; the hydrophilic fibers are polyester fibers, nylon fibers, spandex or bamboo fibers, and the hydrophobic fibers are heat-sensitive closed-cell foaming fibers. The heat-sensitive closed-cell foaming fibers are prepared by the following method: a glue agent is added into a solvent, dissolved at 70-90 DEG C, and stirred to obtain a resin solution; expandable microspheres, titanium dioxide and silica aerogel are added into the resin solution, and stirred to obtain foaming slurry; the matrix fibers are subjected to surface treatment, then the foaming slurry is coated, and then foaming treatment is carried out to obtain the heat-sensitive closed-cell foaming fibers. The fabric has the one-way moisture absorption and sweat releasing warm-keeping and heat insulation functions through the moisture gradient structure existing in the hydrophilic side and the hydrophobic side, has excellent warm-keeping and heat insulation and air and moisture permeation functions, and can be applied to the field of clothes.

According to the pumpkin strip drying technology and equipment, through triple cooperation of ultrasonic pretreatment, infrared radiation and vacuum pulsation, before drying, pumpkin strips are treated with 40 kHz ultrasonic waves, the cell wall structure of the pumpkin strips is destroyed, the moisture permeability is improved, the subsequent drying energy consumption can be effectively reduced through ultrasonic pretreatment, moisture migration is fast, surface hardening is not prone to occurring, and the pumpkin strips are not prone to being damaged. By utilizing the characteristic that the penetration depth of infrared rays is increased in a vacuum environment, water in the material is directly heated, the evaporation efficiency is improved, the boiling point of water in the vacuum environment is reduced, and water migration can be accelerated and the drying time can be shortened in combination with'vacuum-normal pressure 'alternate circulation; the low-temperature and low-oxygen drying environment can effectively reduce the loss of vitamins, pigments and heat-sensitive nutrient substances, the rehydration rate of the pumpkins dried by the process is remarkably higher than that of the pumpkins dried by hot air, the color is closer to that of fresh pumpkins, and the pulsating vacuum can effectively reduce the energy consumption of continuous vacuum.

To provide an economical moisture permeable waterproof sheet excellent in moisture permeability capable of suppressing degradation even when being exposed to solar light for an extended period and having high waterproof performance over a long period after being installed inside of an outer wall as well as securing natural light even when interior construction before exterior construction.SOLUTION: Moisture permeable waterproof sheet for building material is configured to laminate a nonwoven fabric layer, an air permeable adhesive resin layer, and a permeable waterproof film layer, wherein total thickness of vapor permeable waterproof films used for the vapor permeable waterproof film layer is 50 to 100 μm, and ultraviolet average transmittance from 280 to 400 nm of the vapor permeable waterproof film layer is equal to or less than 2%. A moisture permeation resistance value measured in accordance with JIS A6111 for moisture permeable waterproof sheet for building material is equal to or less than 0.19 m2 s Pa / μg, visible light average transmittance of 400 to 700 nm is equal to or more than 8%, and ultraviolet average transmittance of 280 to 400 nm is equal to or less than 2%.SELECTED DRAWING: Figure 1

The invention relates to the technical field of dairy product processing, and discloses a milk beverage and a preparation process thereof, the milk beverage comprises the following raw materials by mass: 0.05%-0.75% of skimmed milk powder, 0.05%-0.75% of whole milk powder, 0.15%-1.8% of a compound stabilizer, 0.06%-1.1% of an acidulant, 1.005%-10.02% of a sweetener, 0.01%-0.5% of edible essence, and the balance reverse osmosis water; the raw materials including the skimmed milk powder and the whole milk powder are dissolved through a moisture permeation step and then mixed to form emulsion, and the emulsion and acidizing fluid formed by dissolving an acidulant are subjected to online acidification; and mixing with other raw material solutions, fixing the volume, and filling carbon dioxide to obtain the milk beverage. According to the scheme, the raw materials are combined and added, so that the nutrition of the milk beverage is effectively enriched, and the sour, sour and sweet bubble stimulation taste is provided for consumers; in addition, the precipitation amount and layering of the beverage can be reduced, and the milk beverage with a stable system and a stable taste is provided.

The invention relates to the technical field of seed cultivation and seedling raising, in particular to a seed cultivation device for agricultural product planting, which comprises a box body, an opening and closing door, soil and a water tank, a self-adaptive water quantity adjusting mechanism and a water permeation mechanism are arranged in the box body, the self-adaptive water quantity adjusting mechanism realizes automatic adjustment of water quantity according to soil humidity, and the water permeation mechanism is arranged in the box body. The moisture permeation mechanism is used for pricking soil so that moisture can permeate to the bottom of the soil, the moisture permeation mechanism is in linkage with a soil loosening assembly and a plant spacing calibration assembly, the soil loosening assembly is used for loosening the hardened soil, the drying degree of the soil is in positive correlation with the shrinkage amount of the resin compression block, and the more the resin compression block shrinks, the more the soil is. The larger the downward moving amplitude of the piston and the first rack is, the more the sealing plate is driven by the second rack to rise in the hollow pipe through gear transmission, the more the amount of water entering the first water pipe through the water passing opening in the hollow pipe is, and finally the amount of water sprayed out of the spray head is increased accordingly, so that self-adaptive adjustment is achieved.

The application discloses an airport floor structure, relates to the field of airport facilities, and comprises a soil base layer, a support layer for bearing weight arranged on the top of the soil base layer, a cushion layer for buffering and damping arranged on the top of the support layer, and a plane layer arranged on the top of the cushion layer; mortar layers for isolating moisture are arranged on the top of the soil base layer on both sides of the support layer, a surface layer is arranged on the top of the mortar layers, a plurality of left groove plates are arranged on the top of the surface layer, right groove plates are arranged on one side of the left groove plates, and fixed layers are fixedly arranged on the positions between the soil base layer through holes and adjacent two right groove plates; and fillets for joint sealing are arranged between the support layers and the two mortar layers. The application has the advantages that the floor surface level is discharged, and the water permeation of the soil base layer is effectively isolated.

The utility model discloses a kind of anti-hooking silk super-transparency high-density silk stockings, including a silk pantyhose, the silk pantyhose is by one single yarn warp-weft integrated weaving, and the single yarn is the spandex cover yarn of a double-layer twisting structure.The utility model is closely high twist structure to make yarn surface more smooth, fiber holds more closely, the fabric structure gap distribution formed is more uniform, with visual high permeability, good ventilation and moisture permeation effect on wearing;With the toughness of double-layer twisting, the probability of silk hooking and silk extraction can be greatly reduced, and the anti-hooking and wear resistance are improved;High twist makes yarn more crisp, silk stocking fabric woven is not easy to pill, touch more delicate smooth;Double-layer covering balances the slight stiffness feeling brought by high twist, maintains moderate softness, is both in shape and comfortable when wearing.In addition, the adsorption of tight yarn structure to dye is more stable, can let silk stocking dyeing more uniform, reduce the local color difference caused by yarn loose, make color more full and lasting.

The utility model relates to the technical field of corrugated boards, in particular to a moisture-proof and anti-static film-coated corrugated board. According to the technical scheme, the waterproof corrugated paper comprises core paper, upper corrugated paper is arranged on the top surface of the core paper, lower corrugated paper is arranged on the bottom surface of the core paper, surface paper is arranged on the top surface of the upper corrugated paper, inner paper is arranged on the bottom surface of the lower corrugated paper, upper waterproof paper is arranged on the top surface of the surface paper, and lower waterproof paper is arranged on the bottom surface of the inner paper. By arranging the core paper, the upper tile paper, the lower tile paper, the surface paper, the inner paper, the connecting plate I and the connecting plate II, the strength and the pressure resistance of the paperboard are improved, and by arranging the upper waterproof paper, the lower waterproof paper, the upper damp-proof coating, the lower damp-proof coating, the upper anti-static coating, the lower anti-static coating, the upper damp-proof film and the lower damp-proof film, moisture permeation is effectively blocked, and the moisture-proof effect is improved. Water is prevented from permeating into the paperboard, static electricity is reduced, the strength and stability of the paperboard can be kept, and it can be guaranteed that the paperboard can better protect packaged articles in different environments.

The utility model relates to the technical field of fabrics, and discloses a hydrophobic antistatic plastic-coated fabric which comprises a nylon yarn layer, the top of the nylon yarn layer is fixedly connected with a plurality of conical wear-resistant blocks, the outer walls of the conical wear-resistant blocks are fixedly connected with a plurality of contact blocks, the bottom of the nylon yarn layer is fixedly connected with a polyester fiber layer, and the polyester fiber layer is fixedly connected with a waterproof layer. The bottom of the polyester fiber layer is fixedly connected with a polyurethane film, the bottom of the polyurethane film is fixedly connected with a conductive polymer coating, the interior of the conductive polymer coating is fixedly connected with a plurality of conductive wires, and the bottom of the conductive polymer coating is provided with a sweat absorbing mechanism. According to the utility model, the nylon yarn layer has high strength and wear resistance, the conical wear-resistant blocks and the contact blocks are used for reducing water molecule adhesion, and the polyester fiber layer provides flexibility and wrinkle resistance and is combined with the nylon yarn layer, so that the fabric is softer and more comfortable, absorbs and disperses external force to prevent moisture permeation, and can have hydrophobic and antistatic capabilities.

This invention relates to the field of image recognition technology, and more particularly to an environmental control method based on visual monitoring of watermarked eggs. The method includes the following steps: acquiring translucent images at various times and identifying the watermark region; acquiring the total projected area of ​​the egg and calculating the proportion of the watermark area at each time; constructing a neighborhood window to determine the spatial gradient modulus and calculating the normalized permeability of the watermark region at the current time; acquiring the edge of the watermark region and dividing it into several arc segments, determining the non-uniformity coefficient at each time; predicting the saturation risk after a set time period, and generating an environmental regulation increment based on the saturation risk and the time change rate of the normalized permeability for environmental regulation control. This invention characterizes the eggshell moisture permeation process through multidimensional visual indicators and establishes a mapping relationship from biological phenotype evolution to environmental regulation by combining a prediction model, effectively reducing the lag probability of environmental regulation and improving the accuracy of poultry house microclimate regulation.