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32results about How to "Good waterproof and breathable effect" patented technology
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Water-proof and air-permeable coating process based on polysulfonamide fabric
ActiveCN102121196AOvercome the defect of not being resistant to moisture environmentGood waterproof and breathable effectFibre typesEngineeringEnvironmental engineering
The invention discloses a water-proof and air-permeable coating process based on a polysulfonamide fabric. A process flow comprises pre-water repellency treatment, drying, baking, primary coating, drying, floating coating, drying, surface coating and drying. By adopting the water-proof and air-permeable coating process based on the polysulfonamide fabric, the waterproofness and the air permeability of the polysulfonamide fabric are greatly enhanced, and the application range of the polysulfonamide fabric is widened.
Owner:JIANGSU LIANHONG TEXTILE
Waterproof gas-permeable membrane
ActiveCN107081947AHigh bonding strengthGood waterproof and breathable effectSynthetic resin layered productsLinear low-density polyethyleneSurface layer
The invention provides a waterproof gas-permeable membrane. The waterproof gas-permeable membrane sequentially comprises a waterproof surface layer, a gas-permeable layer and a base material layer from top to bottom, wherein the base material layer is adhered with the waterproof surface layer through the gas-permeable layer; the gas-permeable layer contains the following components in parts by mass: 55-75 parts of polyether ester, 11-15 parts of an activated substrate and 3-6 parts of an aid; the activated substrate contains the following components in parts by mass: 8-15 parts of calcium carbonate and 10-17 parts of linear low-density polyethylene; the aid contains the following components in parts by mass: 3-6 parts of a coupling agent, 3-5 parts of a lubricating agent, 1-3 parts of an antioxidant and 1-3 parts of a dispersing agent. The waterproof gas-permeable membrane has excellent bonding strength with an outer wall of a building, has excellent adhesive strength and good waterproof and gas-permeable effects and is durable, moderate in cost and suitable for being generalized and used.
Owner:安徽瑞联节能科技股份有限公司
Waterproof and breathable anti-microbial fabric
InactiveCN103625078AGood waterproof and breathable effectHigh biosecuritySynthetic resin layered productsPolytetrafluoroethyleneChemistry
The invention discloses a waterproof and breathable anti-microbial fabric. The waterproof and breathable anti-microbial fabric is a PTFE (polytetrafluoroethylene) membrane with nano or nano-scale silver ion powder, so that the PTFE membrane has a durable broad-spectrum anti-microbial effect as well as the efficacies of waterproofness and breathability.
Owner:戎静华
Waterproof breathable rock wool insulation board
InactiveCN107345431AImprove insulation effectGood waterproof and breathable effectClimate change adaptationSynthetic resin layered productsNon toxicityPolyvinyl alcohol
The invention provides a waterproof breathable rock wool insulation board. The insulation board comprises an upper waterproof layer, an intermediate layer and a lower waterproof layer from top to bottom; the surface of the upper waterproof layer is uniformly provided with hydrophobic protrusions; the intermediate layer is prepared from the following components in parts by mass: 17 to 23 parts of cement, 11 to 15 parts of quartz sand, 5 to 9 parts of glue and 3 to 6 parts of auxiliary material; the auxiliary material is prepared from the following components in parts by mass: 5 to 8 parts of polyvinyl alcohol, 3 to 7 parts of silicon dioxide aerogel, 3 to 5 parts of hydrogen peroxide, 1 to 3 parts of aluminum phosphate solution and 1 to 3 parts of water reducing agent. The insulation board of the invention has the advantages of good heat insulation effect, good waterproof and breathable effect, high weather ability, environmental protection and non-toxicity, has excellent use effect both indoors and outdoors, and is suitable for popularization.
Owner:安徽瑞联节能科技股份有限公司
Waterproof breathable film and preparation method thereof
The invention relates to a preparation method of a waterproof breathable film. The preparation method comprises the following steps: dissolving dopamine in methanol to obtain a dopamine solution; dissolving polyamine in water to obtain a polyamine solution; dissolving acyl chloride in an organic solvent to obtain an acyl chloride solution; soaking a base film in the dopamine solution and carryingout drying to obtain a first base film; soaking the first base film in the polyamine solution and carrying out drying to obtain a second base film; and leaching the acyl chloride solution on the second base film and carrying out drying to obtain a waterproof breathable film, wherein the acyl chloride has a structure shown in a formula (I): (as described in the specification), and m in the formulais more than or equal to 2 and less than or equal to 5. The waterproof breathable film prepared by the method has better waterproof and breathable functions.
Owner:GUANGDONG LIANCHENG RESIDENTIAL EQUIP INFORMATION TECH CO LTD
High-weather-resistant bare concrete protection agent and application method thereof
The invention discloses a high-weather-resistant bare concrete protection agent which comprises, in weight percent, 20-45% of composite inorganic fillers, 15-30% of organic silicone emulsion, 10-30% of silicone acrylic emulsion, 1-3% of thickening agents, 0.2-1.5% of flatting agents and 0.5-2.0% of preservatives. The composite inorganic fillers are compounds of sericite, calcium carbonate, kaolin,hydrophilic air-phase silicon dioxide and titanium dioxide. The bare concrete protection agent is applied to protection of bare concrete has the advantages that the protection agent is good in waterproof and breathable effect and resistant in ultraviolet irradiation, durability of the bare concrete can be remarkably improved, and discoloring and falling of protection layers are omitted. Production devices of the bare concrete protection agent are simple and less in energy consumption, green and environmentally friendly, by-products are avoided, and post-treatment is omitted.
Owner:CCCC FOURTH HARBOR ENG INST +1
Preparation method for sandstone paster stone
The invention provides a preparation method for a sandstone paster stone. The preparation method comprises the following steps: (1) laying gridding cloth or non-woven fabric; (2) at least coating onceby sandstone texture paint and drying after coating, forming a sandstone texture paint layer after drying, wherein a thickness thereof is 1-12 mm; (3) coating the surface of the dried sandstone texture paint by facing paint, and performing texture effect treatment, drying. The method is capable of performing multiple times of a multi-layer coating technology on a base material, and realizing therealistic sandstone simulated effect in combination with a texture effect treatment technology, and simple and efficient in technology; using the sandstone texture paint as a basis for presenting thesandstone effect, better in waterproof breathable effect, preventing the paster stone from being frost-cracked because water vapor is coagulated in the paster stone under a cold climate condition, andimproving weather resistance and service life of the paster stone; and light in weight, safe and beautiful while used as a high-rise outer wall decorative sheet, and suitable for popularization and application.
Owner:NINGBO HOBOS ENERGY CONSERVATION & TECH
Nano infrared healthcare mattress
InactiveCN106213887AEnhance breathability and anti-mite effectRadiation effect is goodElectrotherapyStuffed mattressesNanometreInfrared
The invention provides a nano infrared healthcare mattress which is composed of a mattress outer sleeve and a multilayer filling layer arranged in the mattress outer sleeve. The nano infrared healthcare mattress is characterized in that the multilayer filling layer sequentially comprises a 3D friction silk layer, a natural latex layer, a microcrystalline ore healthcare layer, a nanofiber layer and a ramie layer from bottom to top, the microcrystalline ore healthcare layer is composed of microcrystalline ore powder capable of releasing nano infrared and a memory sponge, the microcrystalline ore powder is filled in carbon fiber tubes, grooves staggered to form a plurality of diamonds are formed in the memory sponge, and the carbon fiber tubes are arranged in the grooves. The nano infrared healthcare mattress can effectively improve sleeping quality and has waterproof, shockproof, anti-mite, deodorant and antibacterial functions, and the objective of enabling people to be healthy during sleeping can be achieved by using the mattress.
Owner:徐家潼
Heat-insulation waterproof and breathable fabric
InactiveCN105690881ASimple structureGood waterproof and breathable effectSynthetic resin layered productsBiochemical engineeringHeat transmission
A heat-insulation waterproof and breathable fabric comprises an expanded polytetrafluoroethylene layer, an oppositely arranged PP flocked layer and a base fabric layer, the expanded polytetrafluoroethylene layer is stitched to the oppositely arranged PP flocked layer, and the oppositely arranged PP flocked layer is stitched to the base fabric layer. The heat-insulation waterproof and breathable fabric has a simple structure, and the expanded polytetrafluoroethylene layer has very good waterproof and breathable effects, and can well obstruct heat transmission of the oppositely arranged PP flocked layer to realize a heat insulation effect.
Owner:TIANJIN SINO SWISS BONLOK PIPE CONNECTION TECH
A waterproof breathable membrane
ActiveCN107081947BHigh bonding strengthGood waterproof and breathable effectSynthetic resin layered productsLinear low-density polyethyleneSurface layer
The invention provides a waterproof gas-permeable membrane. The waterproof gas-permeable membrane sequentially comprises a waterproof surface layer, a gas-permeable layer and a base material layer from top to bottom, wherein the base material layer is adhered with the waterproof surface layer through the gas-permeable layer; the gas-permeable layer contains the following components in parts by mass: 55-75 parts of polyether ester, 11-15 parts of an activated substrate and 3-6 parts of an aid; the activated substrate contains the following components in parts by mass: 8-15 parts of calcium carbonate and 10-17 parts of linear low-density polyethylene; the aid contains the following components in parts by mass: 3-6 parts of a coupling agent, 3-5 parts of a lubricating agent, 1-3 parts of an antioxidant and 1-3 parts of a dispersing agent. The waterproof gas-permeable membrane has excellent bonding strength with an outer wall of a building, has excellent adhesive strength and good waterproof and gas-permeable effects and is durable, moderate in cost and suitable for being generalized and used.
Owner:安徽瑞联节能科技股份有限公司
Preparation method of sandstone patch stone
The invention provides a preparation method for a sandstone paster stone. The preparation method comprises the following steps: (1) laying gridding cloth or non-woven fabric; (2) at least coating onceby sandstone texture paint and drying after coating, forming a sandstone texture paint layer after drying, wherein a thickness thereof is 1-12 mm; (3) coating the surface of the dried sandstone texture paint by facing paint, and performing texture effect treatment, drying. The method is capable of performing multiple times of a multi-layer coating technology on a base material, and realizing therealistic sandstone simulated effect in combination with a texture effect treatment technology, and simple and efficient in technology; using the sandstone texture paint as a basis for presenting thesandstone effect, better in waterproof breathable effect, preventing the paster stone from being frost-cracked because water vapor is coagulated in the paster stone under a cold climate condition, andimproving weather resistance and service life of the paster stone; and light in weight, safe and beautiful while used as a high-rise outer wall decorative sheet, and suitable for popularization and application.
Owner:NINGBO HOBOS ENERGY CONSERVATION & TECH
Windproof and breathable garment with good heat resistance
InactiveCN104432877AAchieve windproof and breathable effectOvercome the defect of not being resistant to moisture environmentProtective garmentSpecial outerwear garmentsFiberHeat resistance
The invention relates to a windproof and breathable garment with good heat resistance. The garment includes a garment body (1). The front piece of the garment body (1) is provided with a breathable layer (2) and a windproof layer (3), and the breathable layer (2) is arranged inside and made of bamboo fibers. The garment body (1) is made of fabric composed of a polysulfonamide fabric layer, bonding layers and coatings, wherein the bonding layers are made of high polymer materials; the coatings can give good waterproof and breathable performance to the fabric; the bonding layers and the coatings are alternately distributed three times. When a wearer needs to exercise, zippers are pulled open, the windproof layer is detached, and therefore the windproof and breathable effects are achieved. The fabric of the garment reserves the heat resistance, the heat stability and the dimensional stability at elevated temperature of polysulfonamide fabric and further overcomes the defect that the polysulfonamide fabric does not resist to a moist environment; meanwhile, the fabric has good waterproof and breathable effects, and therefore the application range of the polysulfonamide fabric is enlarged.
Owner:周忠平
Waterproof breathable film and preparation method thereof
The invention relates to a preparation method of a waterproof breathable membrane, comprising the following steps: dissolving dopamine in methanol to obtain a dopamine solution; dissolving polyamines in water to obtain a polyamine solution; dissolving acid chlorides in an organic solvent to obtain an acid chloride solution ; soak the basement membrane in the dopamine solution and dry to obtain the first basement membrane; soak the first basement membrane in the polyamine solution and dry to obtain the second basement membrane; drench the acid chloride solution Wash the second base film and dry to obtain a waterproof and breathable film; the acid chloride has the structure shown in formula (I): wherein, 2≤n≤5. The waterproof and breathable membrane prepared by the above method has more excellent waterproof and breathable functions.
Owner:GUANGDONG LIANCHENG RESIDENTIAL EQUIP INFORMATION TECH CO LTD
Garment good in heat stability and capable of charging mobile phone
InactiveCN104432756AOvercome moisture intoleranceGood waterproof and breathable effectProtective garmentSpecial outerwear garmentsEngineeringHigh polymer
The invention relates to a garment good in heat stability and capable of charging a mobile phone. The garment comprises a garment body (1), cuffs of the garment body (1) are provided with miniature power generating equipment (2), a lithium battery (3) is arranged on the front portion of the garment body (1), the miniature power generating equipment (2) is connected to the lithium battery (3) through wires, and a terminal of the lithium battery (3) is connected with a USB interface (4). The garment is made of fabric. The fabric is composed of a polysulfonamide fabric layer, bonding layers made of high polymer materials and coating layers enabling the fabric to be good in waterproofness and breathability, wherein the bonding layers and the coating layers are distributed alternately in sequence three times. The garment can charge the mobile phone and is good in heat stability.
Owner:翟文卓
Shielding, waterproof and air-permeable valve
InactiveCN105650320AGood waterproof and breathable effectPrevents dust from entering trim panelsVenting valvesEngineeringMoisture
The invention discloses a shielding, waterproof and air-permeable valve. The valve comprises a transverse block and a longitudinal block which are vertically crossed, wherein an inclined through hole penetrating through the back and the front of the longitudinal block is formed in the longitudinal block, a first hole opening, located at the back of the longitudinal block, of the inclined through hole is higher than a second hole opening located in the front of the longitudinal block, and the hole diameter of the first hole opening, located at the back of the longitudinal block, of the inclined through hole is larger than that of the second hole opening located in the front of the longitudinal block. The valve can be mounted between decoration plates, has the advantages that moisture, vapor and air in the decoration plates can be discharged conveniently and the waterproof and air-permeable effects are good, can prevent dust from entering the decoration plates and is simple in structure and convenient to construct; problems that decoration plates are worse in air-permeable and dustproof effect, construction is complex and construction difficulty is increased due to the fact that air-permeable holes of the traditional decoration plates are generally formed in plate surfaces of the decoration plates are solved.
Owner:刘鹤群
Waterproof and air-permeable rotor assembly
InactiveCN109687625ATroubleshootingGood waterproof and breathable effectSupports/enclosures/casingsEngineeringMechanical engineering
The invention discloses a waterproof and air-permeable film rotor assembly. The waterproof and air-permeable film rotor assembly comprises a rotor and a stator, an annular gap is formed between the rotor and the stator, the inner diameter D1 of the exterior of the annular gap is greater than the inner diameter D2 of the interior of the annular gap. The waterproof and air-permeable film rotor assembly has the beneficial effects that when a machine works, a rotating shaft is in a horizontal state generally, rainwater entering the annular gap is converged to the lowest position of the annular gapunder the effect of the gravity, and then flows out of the machine, and the waterproof and air-permeable film effects are achieved.
Owner:CHONGQING SENCI ELECTRIC MACHINERY
Waterproof breathable filter
Owner:周恩洪
Novel waterproof breathable warm-keeping outdoor jacket fabric and preparation method thereof
PendingCN112622376AGood waterproof and breathable effectFeel goodSynthetic resin layered productsLaminationAdhesive glueEngineering
Owner:湖南思凯乐神农服装有限公司
High-heat-resistant garment allowing releasing of body surface static electricity
InactiveCN104413739AOvercome the defect of not being resistant to moisture environmentGood waterproof and breathable effectProtective garmentSpecial outerwear garmentsHeat resistanceMetal sheet
The invention relates to a high-heat-resistant garment allowing releasing of body surface static electricity. The high-heat-resistant garment comprises a garment body (1). A lining of the garment body (1) is provided with metal wires (2); sleeves of the garment body (1) are provided with metal sheets (3); the metal wires (2) are connected with the metal sheets (3); the garment body (1) is made of shell fabric comprising a polysulfonamide fabric layer, bonding layers of polymer material and coatings allowing the shell fabric to be waterproof and breathable; the bonding layers and the coatings are alternately distributed thrice. The high-heat-resistant garment allows the body surface static electricity to be released, is capable of balancing the body surface static electricity and is good in heat resistance.
Owner:黄磊
Water-proof and air-permeable coating process based on polysulfonamide fabric
ActiveCN102121196BOvercome the defect of not being resistant to moisture environmentGood waterproof and breathable effectFibre typesEnvironmental engineeringChemistry
The invention discloses a water-proof and air-permeable coating process based on a polysulfonamide fabric. A process flow comprises pre-water repellency treatment, drying, baking, primary coating, drying, floating coating, drying, surface coating and drying. By adopting the water-proof and air-permeable coating process based on the polysulfonamide fabric, the waterproofness and the air permeability of the polysulfonamide fabric are greatly enhanced, and the application range of the polysulfonamide fabric is widened.
Owner:JIANGSU LIANHONG TEXTILE
Thermostable garment with videoing function
InactiveCN104413602AOvercome moisture intoleranceGood waterproof and breathable effectWoven fabricsProtective garmentEngineeringHigh polymer
The invention relates to a thermostable garment with a videoing function. The thermostable garment comprises a garment body (1), a front body of the garment body (1) is provided with a micro camera (2), and an upper pocket of the garment body (1) is provided with videoing equipment (3) while a lower pocket of the same is provided with storage equipment (4). The garment body is made by fabric which comprises a polysulfonamide fabric layer, bonding layers made by a high polymer material, and coatings enabling the fabric to be high in waterproofness and breathability, and the bonding layers and the coatings are alternately distributed for three times in a front-rear manner. When a criminal and illegal event occurs, the videoing equipment can video criminal personnel and the criminal and illegal event, and video can be copied from the storage equipment to serve as evidence to protect harmed personnel. The thermostable garment is thermostable.
Owner:JIANGYIN YOULITE IND & TRADE
High-heat-resistance garment easy to put on and take off
InactiveCN104366845AThe dressing process is simpleEasy to dressProtective garmentSpecial outerwear garmentsMechanical engineeringBond coat
The invention relates to a high-heat-resistance garment easy to put on and take off, comprising a front part (1) and a back part (2). The top and two sides of each of the front part (1) and the back part (2) are all provided with magnet strips (3). The front part (1) and the back part (2) are made of shell fabric, comprising a polysulfonamide fabric layer, bonding layers of polymer material and coatings allowing the shell fabric to be good in water resistance and breathability; the bonding layers and the coatings are alternately distributed three times. The front part and the back part are attached to the body of a user with limb disabilities and are fastened via the magnet strips, and the garment can be put on simply, conveniently and quickly. The applicable range of the polysulfonamide fabric is widened.
Owner:JIANGSU HONGLIU BEDSHEET LIMITED
Waterproof breathable filter
Owner:周恩洪
Automobile seat fabric having fireproof function
InactiveCN109094126AWith fire protection functionFlame retardantLayered productsVehicle componentsActivated carbonEngineering
The invention discloses an automobile seat fabric having a fireproof function. The automobile seat fabric comprises a fabric body, a waterproof layer and an activated carbon adsorption layer, whereinthe top of the fabric body is provided with a flame-resistant light-reflecting layer, the upper end face of the flame-resistant light-reflecting layer is connected with anti-slip convex blocks, the waterproof layer is installed at the bottom of the flame-resistant light-reflecting layer, a breathable layer is fixed to the lower end face of the waterproof layer, a basic fabric layer is arranged atthe bottom of the fabric body, the upper end of the basic fabric layer is connected with the activated carbon adsorption layer, the activated carbon adsorption layer is located between the basic fabric layer and the breathable layer, and absorbing holes are formed in the activated carbon adsorption layer. The automobile seat fabric having the fireproof function has a flame-resistant effect and meanwhile reflect sunlight through the arranged flame-resistant light-reflecting layer, prevents fabric temperature rise caused by sunlight irradiation, can be effectively waterproof and breathable through the arranged waterproof layer, the breathable layer and the activated carbon adsorption layer and meanwhile can absorb peculiar smell in an automobile and keep air fresh.
Owner:JIANGSU TIANYUAN NEW MATERIAL CO LTD
A solar junction box waterproof and breathable structure
InactiveCN103413853BNot prone to performance degradation issuesAvoid enteringClimate change adaptationPhotovoltaicsWater vaporJunction box
The invention provides a waterproof and ventilating structure of a solar junction box. A cover plate is installed on a hole in the front end of a body of the solar junction box, the cover plate is connected with the body in a sealed mode through a seal ring, exhaust holes are formed in the cover plate, a waterproof ventilating membrane is correspondingly arranged in the exhaust holes, the air in the solar junction box can be exhausted through the waterproof ventilating membrane, and water vapor outside the solar junction box cannot enter the solar junction box. In addition, due to the facts that sealing clamping grooves are further formed in the positions of connection between the solar junction box and cables of a cable connector, and sealing is carried out through corresponding cable seal rings, and the possibility that the water vapor enters the solar junction box through the positions of the connection between the solar junction box and the cables is eliminated. The waterproof and ventilating structure of the solar junction box is applicable to the solar junction box which is installed outdoors, and has the advantages that the effect of water resistance and the effect of ventilation are good, the service life is long, and the problem that devices inside the solar junction box can be easily influenced by the environment to cause reduction of performance is solved.
Owner:AMPHENOL TECH (SHENZHEN) LTD CO LTD
Method for decorating building exterior wall
The invention relates to a method for decorating a building exterior wall, comprising the following steps: spraying polyurethane primer on an insulation board of the building exterior wall in the environment of above 5 DEG C; after 4h, spraying intermediate layer paint on the primer in the environment of above 5 DEG C; processing the intermediate layer paint by high class water-based acrylic acid, natural colored sand and natural rock pieces; and after 48h, spraying surface layer paint which is polyurethane finish paint on the intermediate paint in the environment of above 5 DEG C. When the building exterior wall is in use, the waterproof effect is good, and the service life can be prolonged; furthermore, the method has low cost, simple construction and short construction period, and saves time and labor.
Owner:吕星火
High-temperature dimensional-stability clothing with wind cap
InactiveCN104413822AAchieve windproof effectOvercome the defect of not being resistant to moisture environmentProtective garmentSpecial outerwear garmentsThermodynamicsMolecular materials
The invention relates to high-temperature dimensional-stability clothing with a wind cap. The high-temperature dimensional-stability clothing with the wind cap comprises a clothing body (1), a plurality of air vents (2) are formed in the rear part of the cap of the clothing body (1), a transparent mask (2) is arranged at the front part of the cap, the mask (3) is made of flexible plastic, and the mask (3) is connected with a brim through a zipper (4); a fabric adopted by the clothing body (1) consists of a polysulfonamide fabric layer, bonding layers made of high-molecular materials and coating layers which can endow the fabric with good waterproof and air-permeable performance, wherein the bonding layers and the coating layers are successively and alternately applied thrice. The high-temperature dimensional-stability clothing with the wind cap can achieve a windproof effect. The fabric adopted by the clothing has high-temperature dimensional stability.
Owner:JIANGYIN YINGXIN WEAVING
High-thermostability garment with electric power storage function
InactiveCN104413792AOvercome the defect of not being resistant to moisture environmentGood waterproof and breathable effectProtective garmentSpecial outerwear garmentsEngineeringUSB
The invention relates to a high-thermostability garment with an electric power storage function. The high-thermostability garment comprises a garment body (1), a plurality of solar panels (2) are arranged on the front of the garment body (1), all the solar panels (2) are connected to a lithium battery (3), and a USB (universal serial bus) interface (4) is connected to a terminal of the lithium battery (3). The garment is made of fabric comprising a polysulfonamide fabric layer, high-polymer-material bonding layer and a coating capable of allowing the fabric to have good waterproofing and air permeability performance, wherein the bonding layer and the coating are sequentially alternately distributed for three times. The high-thermostability garment can charge electronic products. The fabric of the high-thermostability garment retains thermal resistance, thermostability and high-temperature dimensional stability of polysulfonamide fabric, overcomes the defect of low resistance to humid environments of the polysulfonamide fabric and has good waterproofing and air permeability effects, and application range of the polysulfonamide fabric is widened.
Owner:JIANGYIN YUANHE PRINTING & PACKAGING
Waterproof breathable film and preparation method thereof
The invention relates to a preparation method of a waterproof breathable membrane, comprising the following steps: dissolving dopamine in methanol to obtain a dopamine solution; dissolving polyamines in water to obtain a polyamine solution; dissolving acid chlorides in an organic solvent to obtain an acid chloride solution ; soak the basement membrane in the dopamine solution and dry to obtain the first basement membrane; soak the first basement membrane in the polyamine solution and dry to obtain the second basement membrane; drench the acid chloride solution washing on the second base film and drying to obtain a waterproof and breathable film; the acid chloride has a structure shown in formula (I): wherein, 2≤m≤5. The waterproof and breathable membrane prepared by the above method has more excellent waterproof and breathable functions.
Owner:GUANGDONG LIANCHENG RESIDENTIAL EQUIP INFORMATION TECH CO LTD
Waterproof and moisture-permeable pad
InactiveCN107639891AImproves the rate at which liquid moisture is absorbedGood waterproof and breathable effectSynthetic resin layered productsLiquid waterAdhesive
The invention discloses a waterproof and moisture-permeable pad. The pad comprises a three-dimensional layer having a plurality of three-dimensional bulges which are formed by weaving of a first fibergroup, a waterproof layer used for preventing liquid water from leaking out the waterproof and moisture-permeable pad, an antiskid layer used for preventing the waterproof and moisture-permeable padfrom sliding, and an adhesive used for connecting the three-dimensional layer with the waterproof layer and connecting the waterproof layer with the antiskid layer.
Owner:MEDTECS TAIWAN COOPERATION
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