1437 results about "Damp heat" patented technology

The invention discloses a modified hot setting resin and a preparation method thereof. In parts by weight, the modified hot setting resin is obtained by evenly mixing 100 parts of hot setting resin, 0-100 parts of curing agent, 0-1 part of curing catalyzer, and 1-100 parts of hyperbranched silicon resin containing active functional groups at the temperature of 30-200 DEG C. The modified hot setting resin has high storage stability, processability and reactiveness and sufficiently integrates the performance advantages of hyperbranched polymer and polysiloxane, and thereby the obtained modified hot setting resin has high tenacity, more prominent thermostability and excellent dielectrical property as well as damp heat resistance. The preparation method of the modified hot setting resin has wide applicability, simple operating process and easy molding.

The invention discloses a Chinese medicinal composition for treating infantile diarrhea. In the Chinese medicinal composition, medicaments for oral administration comprise the following raw materials: Chinese pasque herb, cinnamomvine, stir-fried gordon euryale seed, pomegranate rind, costus root, nutmeg, largehead atractylodes rhizome, Indian buead, kudzuvine root, longstamen onion bulb, areca peel, golden thread and tangerine peel. For damp-heat diarrhea, talc, swordlike atractylodes rhizome, officinal magnolia bark and coix seed are added into the raw materials; for wind-cold diarrhea, wrinkled gianthyssop herb, parslane herb, weeping forsythia and divaricate saposhnikovia root are added into the raw materials; and for poor appetite, aphagia and spleen and kidney-yang deficiency, charred triplet, chicken's gizzard-membrane, Chinese magnoliavine fruit and flos caryophyllata are added into the raw materials. In the Chinese medicinal composition, externally-applied medicaments comprise foeniculi, cassia bark, fistular onion stalk, raw malt, indigowoad leaf, manchurian wildginger, amur corktree bark and mongolian dandelion herb. The Chinese medicinal composition has the effects of relieving pain, regulating the flow of vital energy and tonifying spleen, tonifying spleen, lung and kidney, tonifying middle-Jiao and qi and invigorating splenic yang and stopping diarrhea, is mainly used for treating diarrhea caused by discord in spleen and stomach and weakness of spleen and stomach, has a simple preparation process and a small toxic or side effect, is convenient to administrate, has low cost, short cure time and relapse prevention after cure, is convenient to prepare and can reach focus directly.

The invention discloses an EVA (Ethylene Vinyl-Acetate) packaging glue film with high gas-water barrier property and a preparation method thereof. The glue film is prepared from the following raw materials in parts by weight: 100 parts of an EVA copolymer, 0.5-5 parts of a crosslinking agent, 0.1-0.5 part of an antioxidant, 0.1-0.5 part of an ultraviolet absorber, 0.05-0.5 part of a light stabilizer, 0.1-3 parts of a silane coupling agent and 0.01-55 parts of a water resistant. The preparation method comprises the following steps: plastifying and extruding; stretching; drawing; rolling and the like. The glue film disclosed by the invention has the beneficial effects that the EVA glue film obtained by the invention has good gas-water barrier property and hydrolysis resistance as well as better damp-heat aging resistance.

The invention relates to a dual-component sulfhydryl-terminated polyurethane mildew-proof sealant and a preparation method thereof, wherein, the sealant consists of component A and component B, wherein, according to the parts by weight, the component A comprises 80-120 parts of sulfhydryl-terminated polyurethane liquid rubber, 20-200 parts of filling material, 10-100 parts of plasticizer, 0.5-10 parts of tackifier, 0.1-5 parts of mould inhibitor, 0-5 parts of vulcanization regulator, and 0-5 parts of antioxidant; the component B comprises 80-120 parts of vulcanizing agent, 20-150 parts of plasticizer, 20-200 parts of filling material, and 0-5 parts of vulcanization regulator; and the proportion of component A and component B is 10:0.5-2. The mildew-proof sealant has the tensile strength of 5.0MPa, breaking elongation rate of 1020 percent, the bonding strength with the concrete of 2.5MPa, and the mildew-proof level of being less than or equal to 1; the sealant can be used for the fields such as electrons, mechanicals, and the like, can meet the sealing and mildew-proof requirement under the conditions of long-term water immersion, damp-heat or other conditions where mildews are easy to breed, has no exhaust of three wastes and is friendly to environment.

The invention relates to a coating simulation accelerated test method, comprising a damp heat test, a solar radiation test, a salt mist test, characterized in that the damp heat test, the solar radiation test and the salt mist test are combined in precedence order and circulate; circulation time of the damp heat test, the solar radiation test and the salt mist test is more ten. The coating simulation accelerated test method of marine environment adaptation check is reasonable, effective and rapid and obtains the outdoor long-time exposure test result using the indoor short-time testing; solves the practical problems of development and use, in favor of application and popularization of coating material.

The invention relates to a method for preparing an aerated concrete block, in particular to the method for preparing a 06-grade gypsum based vapor pressure free aerated concrete block, which is characterized in that that the method comprises the following steps: 1) preparing raw materials; 2) selecting the raw materials; 3) preparing composite gelled materials; 4) dissolving retarder sodium citrate in water which accounts for 1 / 5 to 2 / 5 of the total amount, stirring the mixture and immediately adding the mixture to the composite gelled material, and stirring the mixture for 2 minutes to obtain liquid slurry; 5) adding a mixture of air-entraining agent aluminum powder and degreaser honeylocust fruit powder to the remaining water to be stirred into a suspension which is then immediately added to the liquid slurry, and stirring the mixture for 3 minutes to obtain mixed slurry; 6) pouring the mixed slurry into a test mold, and performing cutting and demolding after 6 to 8 hours of natural curing to obtain a blank body; and 7) performing damp heat curing on the blank body for 24 hours, and then drying and dehydrating the blank body naturally to obtain the finished product. The method has the advantages of simple process, low cost and high utilization rate of desulfurization construction gypsum; and the finished product has the characteristics of light weight, thermal insulation, sound absorption and insulation, vibration resistance and fire prevention, conditioning treatment, good water resistance, small dry-wet shrinkage, and stable performance.

The invention provides a dealcoholized organosilicon sealant with damp-heat resistance and stable storage. The dealcoholized organosilicon sealant is characterized in that the organosilicon sealant comprises the following components according to parts by weight: 100 parts of alpha, omega-dihydroxy polydimethylsiloxane, 1-20 parts of mixed crosslinking agent, 1-20 parts of titanate catalyst, 0-300 parts of filler, 0-200 parts of low molecular weight silicone oil and 0-10 parts of tackifier. The invention further provides a preparation method for the dealcoholized organosilicon sealant, which is characterized in that: as titanate is selected as the catalyst and the mixed crosslinking agent is used, the storing and processing performances are improved; with excellent mechanical property, good damp-heat resistance and high storage stability, the obtained sealant is particularly applicable to adhesive bonding and encapsulating of various electronic and electrical appliances.

The invention discloses a bi-component room temperature vulcanizing silicone rubber for a photovoltaic component, which comprises an A component and a B component. During use, the A component and the B component are uniformly coated on a work piece according to proportion through a bi-component glue spreader. The bi-component room temperature vulcanizing silicone rubber is characterized in that: the A component is prepared by grinding the following raw materials in part by weight: 100 parts of hydroxyl-terminated dimethyl silicone polymer, 20 to 50 parts of plasticizer, 60 to 100 parts of stuffing and 6 to 10 parts of thixotropic agent through a three-roll grinder; the B component is prepared by mixing the following raw materials in part by weight: 5 to 10 parts of cross-linking agent, 0.2 to 1.5 parts of compound catalyst, 1 to 2 parts of adhesion agent and 0.5 to 1.5 parts of catalyst carrier under the protection of nitrogen. The invention overcomes the shortcomings of poor aging resistance of the room temperature vulcanizing silicone rubber catalyzed by conventional organotin, and has characteristics of excellent outdoor aging resistance, good adhesiveness, fast curing speed, no reversion after the curing and no color change; the invention greatly improves the high temperature resistance and the damp-heat aging resistance, and can meet the requirement on the process procedure by controlling the curing speed.

The invention relates to a modified cyanate resin and a preparation method thereof. Distilled water and Gamma-Methlacryloyl oxyl propyl trimethoxy silane are evenly mixed according to a mole ratio of 1.4:1 to 1.2:1; high concentration HCI is added to the solution until the PH value thereof is 1 to 2; after 10 to 15 minutes, the solution is heated up to 50 DEG C to 60 DEG C and reacts continuously for 4 hours to 6 hours; a hyperbranched polysiloxane with double bond as terminal group is obtained through vacuum drying. By weight, 1 portion to 25 portions of the hyperbranched polysiloxane and 100 portions of cyanate are evenly mixed at the temperature of 80 DEG C to 150 DEG C to obtain the modified cyanate resin. The resin has high tenacity, quick curing, more prominent thermal stability, more excellent electrical property and damp-heat resistance. The preparation method adopted is characterized by wide applicability and simple operation process.

The invention relates to an expanding damping adhesive with good damp heat resistance ageing performance, which belongs to the technical field of the expanding damping adhesive and mainly solves the problems that the damp heat resistance aging performance of the existing expanding damping adhesive is not good enough so as to affect service life of the expanding ageing performance. The expanding damping adhesive is mainly characterized by comprising the following components, by weight, 10-40 parts of liquid polybutadiene, 0-10 parts of solid rubber, 0-20 parts of softener, 0-10 parts of tackifier, 0-10 parts of sulphur, 0-10 parts of accelerating agent, 0.1-3 parts of antioxygen, 0.1-10 parts of active agent, 0-3 parts of foaming agent and 10-50 parts of filler. The expanding damping adhesive has good strength keeping rate after damp heat ageing and long service life, is widely used for adhesion and filling between an outer plate and a strengthening beam of an auto-body panel of a welding line, and has buffering and damping effects.

The invention discloses a water-based acrylic modified saturated polyester, a method for preparing the same and water-based baking aluminum powder paint. Water-based acrylic resin, a water-based saturated polyester resin composition, epoxy resin and amino resin used as film forming materials and unctuous aluminum powder as a coloring material are prepared and are applied to a water-based system, so that the production cost is significantly reduced. The water-based acrylic modified saturated polyester uses water as a diluent so that the water-based acrylic modified saturated polyester is nonpoisonous, tasteless, pollution-free, non-waste, non-flammable and non-explosive, and the VOC content is smaller than 50 to ensure the environmental protection and fire safety and guarantee the health of workers; besides, the formed paint film has the advantages of high hardness, scratch resistance, strong adhesive force, salt mist resistance, salt water resistance, acid and alkali resistance, water resistance, oil resistance, ultraviolet light resistance, aging resistance, low temperature resistance, damp heat resistance and sweat resistance, can be repeatedly used on the surface of a (water-based, oil-based) old paint film, cannot cause paint film damage, has ultra-strong paint film flexibility and the like.

The invention relates to compound probiotics and a preparation method thereof. The compound probiotics comprise ten or more probiotics and two or more prebiotics. The invention also provides the preparation method of the compound probiotics. The preparation method comprises the following steps: firstly, mixing the compound probiotics according to the proportion, passing through a sieve with 80 to 120 meshes, then taking siftage and weighing; secondly, mixing the weighed materials; thirdly, tabletting mixed materials. According to the compound probiotics and the preparation method thereof disclosed by the invention, by scientifically mixing the probiotics with the prebiotics, the efficacy of the compound probiotics is effectively improved, living cell concentration is high, and the efficacy realizing time of the probiotics is shortened; compared with other products in the market, the compound probiotics have the advantages that acid and bile salt resisting capabilities are good; if the compound probiotics are administrated for one month, the improvement rate of constipation reaches 100 percent, the improvement rate of chronic colitis reaches 100 percent, the positive-to-negative rate of helicobacter pylori reaches 82 percent, the rehabilitation rate of chemical liver injury reaches 88 percent, the rehabilitation rate of anaphylactic rhinitis is 91 percent, the rehabilitation rate of female vaginitis reaches 93 percent, the improvement rate of phlegm-dampness constitution reaches 100 percent, the improvement rate of damp-heat constitution reaches 100 percent, and the improvement rate of acnes reaches 98 percent.

The invention provides a composite structure failure prediction analytical method. The constitutive equation expressing the stress-strain relation of an anisotropic composite under the influences of damp-heat environments is established through the combination of influences of damp-heat strain. Meanwhile, through the combination with an asymptotic damage analysis method, the influences of damp-heat effects on parameters such as rigidity and strength of materials are introduced to the three aspects of a stress analysis mode, a failure criterion and a material degradation model, a UMAT subprogram is complied, packaged and embedded in finite element software, and finally a more perfect asymptotic damage model capable of being used for composite failure analysis under the damp-heat environments is established. Compared with an existing failure asymptotic damage analysis method for various composite structures, the influences of damp-heat effects on failure behaviors of anisotropic composites are considered, the damage process of materials under damp-heat environments can be accurately expressed, and the composite structure failure prediction analytical method is suitable for prediction of simulation and strength of the composite structure damage process under the condition that temperature, humidity and other conditions are more complex.

The invention discloses a high-temperature-resistant acrylic ester pressure sensitive adhesive. The pressure sensitive adhesive is prepared from raw materials in percentage by weight as follows: 4%-8% of hard monomers, 18%-28% of soft monomers, 2%-8% of functional monomers, 1%-3% of heat-resisting monomers and 65% of a solvent. The pressure sensitive adhesive has higher heat resistance and smaller stripping resistance and does not have residues when cooled to the room temperature after being treated at the high temperature of 180 DEG C, adhesive water does not get yellow under the high temperature condition, and the pressure sensitive adhesive is easy to strip and good in damp heat resistance and well solves the problem of use under high-temperature conditions in all industries. Besides, an actual solution is provided for the fields such as electronic technology, medical treatment, military affairs, aerospace and the like.

The invention discloses a solar energy back panel. The solar energy back panel comprises an upper surface layer, a core layer and a lower surface layer from top to bottom, wherein the mass ratio of the upper surface layer to the core layer to the lower surface layer is (10-20):(60-80):(10-20), the upper surface layer is a polyethylene resin composition layer, the lower surface layer is a polypropylene resin composition layer, and the core layer is a polyolefin resin composition layer. The new solar energy back panel is developed, and experiments prove that the solar energy back panel has good adhesion and interlayer stripping properties, ageing resistance, high-temperature and damp-heat aging resistance, low saturated water absorptivity, low low-temperature impact resistance, low water vapor permeability and excellent electrical insulating property, and can completely meet the requirement of the back panel of a solar cell module.

The invention provides high-damp-heat-resistant marine atmosphere high-strength weathering-resistant steel and belongs to the technical field of weathering-resistant steel. The weathering resistant steel comprises chemical ingredients of, in percentage by weight, 0.01-0.03 wt% of C, 0.30-0.50 wt% of Si, less than or equal to 0.01 wt% of P, less than or equal to 0.007 wt% of S, 0.30-0.50 wt% of Mn, 0.80-1.00 wt% of Cu, 2.90-3.10 wt% of Ni, 0.10-0.30 wt% of Mo, 0.20-0.30 wt% of Sn, 0.05-0.10 wt% of Sb, 0.40-0.60 wt% of Cr, less than or equal to 0.02 wt% of Nb, 0.01-0.03% of RE and the balance Fe and other inevitable impurity elements. Ultra-low carbon is adopted for ingredient design, the Sn, Sb and RE corrosion-inhibition alloy elements are added on the basis of a Cu-Ni-Cr-Mo alloy system in a compounded manner, and a great number of thin and small needle-shaped ferrite tissues are obtained supplemented by the microalloyed element Nb. The high-damp-heat-resistant marine atmosphere high-strength weathering resistant steel has the advantages that the steel has excellent weathering resistance and is particularly resistant to the high-damp-heat-resistant marine atmosphere environment, and corrosion resistance of the steel is increased by about three times that of plain carbon steel Q345 and is increased by about two times that of traditional weathering resistant steel Q450NQR1; and meanwhile, the steel has strength of 700 MPa level, the yield strength ratio is less than or equal to 0.80, and the extension rate is larger than or equal to 15%.

The invention provides a traditional Chinese medicinal diet for regulating damp-heat constitution and a preparation method thereof. The traditional Chinese medicinal diet comprises the following components: Chinese dates, roasted astragalus membranaceus, radix codonopsis, fried bighead atractylodes rhizome, poria, fried rhizoma atractylodis, roasted magnolia officinalis, wrinkled gianthyssop herb, fried coix seed, lotus seed, semen euryales, yam, fried semen lablab album, fructus amomi, dried tangerline peel, fructus aurantii, platycodon grandiflorum, costusroot, roasted liquorice, folium eriobotryae, fructus cannabis, folium artemisiae argyi, sophora flavescens, motherwort, rhizoma alismatis, rhizoma smilacis glabrae, lotus leaf, corn stigma, pawpaw, dandelion, lophatherum gracile, cape jasmine, herba houttuyniae, longan pulp, raw ginger, brown granulated sugar and starch syrup. The traditional Chinese medicinal diet uses natural food materials, materials with drug and food functions and materials for health-care foods as main raw materials, has the effects of tonifying qi and strengthening spleen, tonifying lung and kidney, clearing damp and promoting diuresis, clearing heat and eliminating dampness, promoting and regulating qi, regulating qi movement of a human body, and the like, and has an excellent effect for regulating the damp-heat constitution.

The invention discloses a bottom sizing agent for a polyurethane sealant. The bottom sizing agent is prepared from the following raw materials in parts by weight: 20 to 30 parts of silane-terminated polyurethane polymer, 20 to 30 parts of modified polyurethane, 1 to 2 parts of a water remover, 2 to 10 parts of carbon black, 1 to 2 parts of an anti-settling agent, 2 to 5 parts of an adhesion promoter, 30 to 65 parts of a solvent and 0.05 to 0.2 part of a catalyst. The bottom sizing agent for the polyurethane sealant, disclosed by the invention, has good mobility, can quickly form films on the surfaces of substrates such as glass, ceramic and metal, and has extremely-strong bonding performance for the substrates and a polyurethane sealant; an isocyanate modified acrylate prepolymer has good film forming property, facilitates quick surface dryness of the bottom sizing agent, has good adhesivity for the substrates and promotes bonding of the bottom sizing agent and the substrates. The bottom sizing agent disclosed by the invention has the advantages of high adaptability to the substrates, good bonding properties for multiple substrates such as glass fiber reinforced plastics, ceramic and glass, good water-resisting, heat-resisting and damp heat resisting properties, short surface drying time, long open time and longer time for allowing sizing after base coating construction.

The invention relates to a spinning method for performing damp heat ironing treatment to fiber strands, and belongs to the technical field of textile processing. A damp heat ironing treatment device is additionally installed in a twist trigonal zone in front of a front leather roller and a front roller of a ring spinning frame and used for performing damp heat ironing treatment to fibers in the fiber strands; the damp heat ironing treatment device comprises a base, a humidifying component and an ironing treatment component; the damp heat ironing treatment device can perform humidifying to the fibers in the fiber strands in the twist trigonal zone and then perform high-temperature ironing treatment, so that the rigidity of the fibers is instantaneously reduced, and the flexibility of the fibers is enhanced; and meanwhile, the movement of the fibers in the fiber strands in the twist trigonal zone is controlled. The spinning method can remarkably reduce the fibrous yarn of resultant yarn, enhance the strength of yarn formation and reduce the phenomenon of kinking due to twisting. The damp heat ironing treatment device is convenient for a knitter to operate, has little influence on the operation of the knitter, and is suitable for cotton fibers, wool fibers, fibrilia, polyester fibers, polyamide fibers and acrylic fibers.

The invention discloses an intelligent high temperature heat pump drying system with damp-heat recovery. The system comprises a high temperature heat pump subsystem, a damp-heat recycling subsystem, a temperature and humidity control adjusting subsystem and a house drying subsystem. The intelligent high temperature heat pump drying system with damp-heat recovery organically combines the high temperature heat pump technology, the air-condition adjusting technology, the waste heat recycling technology with the assistant electric heating technology, the application field of drying of different materials is broadened, and the reliability, the stability and the economy of the operation of the high temperature heat pump drying system are improved; according to the intelligent high temperature heat pump drying system with damp-heat recovery, through the intelligent adjustment of a controller PLC and related execution mechanisms, for the requirement of a material drying technology, a time-interval temperature and humidity control strategy is adopted, the full-automatic control of the drying process is achieved, meanwhile, the character, the color and the fragrance of dried materials are improved, and the quality of the dried materials is guaranteed; according to the intelligent high temperature heat pump drying system with damp-heat recovery, the waste heat of humidity elimination is recycled through a damp-heat recycling heat exchanger, the cost performance is high, and the energy conservation and the environment protection are achieved.

The invention discloses a warmhouse booth baking house, belonging to the flue-cured tobacco baking modulation device field. It employs the out baking device 2 in the sunlight warmhouse booth 1, gathering the heat energy emitted by the outer surface and the radiation energy of the sunlight, the baking device employs a plurality of side-by-side in the heat providing room 3 to arrange a stove 4 and a plurality of heat exchange tube collaborating in the heat providing room 3 provide heat for the baking room 8; the baking device 2 also employs a plurality of baking room 8 to arrange a yellow-changing room 9, using the damp-heat gas emitted from the baking room 8 to provide temperature and moisture for yellow-changing room 9; the place in the sunlight warmhouse booth 1 of good daylighting can provide supportive breeding platform 10 for tobacco planting. The baking house can not only improve the coeffficient of utilization of heat energy, but also realizes baking assembly-line operation and improves working efficiency and device service efficiency, and it can be used for tobacco intensification breeding, baking, and for production of other products.

The invention belongs to the technical field of machining, and particularly relates to a manufacturing method of a mold. The material for manufacturing the mold comprises 4-6% of silicon carbide, 5-8% of graphite, 2-3% of curing agent, 3-5% of surfactant, 4-6% of silicon dioxide, 40-50% of epoxy resin, 3-5% of plasticizer, 4-6% of montmorillonite and the balance of water. The method for manufacturing the mold comprises the following steps: pulverizing the material, forming a blank, turning the blank, carrying out high-temperature sintering, sanding, carrying out surface treatment, and carrying out spraying treatment to obtain the corrosion-resistant non-metal mold. The manufacturing method provided by the invention has the advantages of simple technique, resource saving, low manufacturing cost, abrasion resistance and corrosion resistance, and is suitable for mass production. The method enhances the toughness of the mold and prolongs the service life of the mold on the premise of keeping high damp heat resistance, chemical corrosion resistance and mechanical strength.

The invention discloses a culture method of black fungus rich in seabuckthorn flavonoids and a culture medium thereof and relates to the culture method of the black fungus and the culture medium thereof. The culture method can solve the problems that the hyphae growth speed during the culture process by using the existing culture method is slow, and the content of total flavonoids of the obtainedblack fungus is low. The method is as follows: 1, preparing the culture medium; 2, carrying out high-pressure or normal-pressure damp heat sterilization after bagging and sealing the culture medium, and then carrying out natural cooling; and 3, inoculating a black 29 secondary strain into a bacterial bag after cooling, then disinfecting the bacterial bag, cutting an opening, carrying out centralized germination and growing management, harvesting till a fruiting body of the black fungus grows to 80% of mature and drying in the air, thereby obtaining the black fungus rich in seabuckthorn flavonoids. The obtained black fungus rich in seabuckthorn flavonoids can effectively treat and prevent hypertension and hyperglycemia, suppress platelet aggregation and heart failure and increase the healthcare effect of the black fungus. The hyphae growth speed during the culture process is fast. The obtained product has high yield.

The invention discloses a functional food and medicine for clearing the throat and a preparation method thereof. The product comprises the following main materials in parts by weight: 14.5-43.5 parts of honeysuckle flower extract, 40.3-120.9 parts of fructus monordicae extract, 22.5-67.5 parts of chrysanthemum extract, 23.5-70.5 parts of boat-fruited sterculia seed extract and 2.5-7.5 parts of menthol, and auxiliary materials comprise sorbitol and magnesium stearate. The product is prepared into an oral lozenge by weighing, mixing, granulating, drying and tabletting. The product is prepared from the honeysuckle flower extract, the fructus momordicae extract, the chrysanthemum extract, the boat-fruited sterculia seed extract and the menthol as the main raw materials. The compatibility of the whole formula is researched and developed according to the traditional Chinese medicine theory and the modern pharmacology, the honeysuckle flower is used for clearing away heat and toxic material,the fructus momordicae is used for entering the lung and spleen and clearing away the lung heat and moistening dryness and expelling phlegm and arresting coughing, the chrysanthemum is matched for dispelling wind heat, the boat-fruited sterculia seed is used for clearing internal heat and relieving the throat, and the fresh sweet menthol is used for avoiding dirt and clearing away toxic material and clearing away the damp-heat from the throat, thereby forming a sweet and cool nourishing preparation for generating the effects of relieving and moistening the throat by synergism.

The invention provides a high-temperature-resistant dual-component polyurethane adhesive for an air filter and a preparation method of the high-temperature-resistant dual-component polyurethane adhesive. Modified castor oil polyhydric alcohol and an organic silicon compound are introduced into the formula of the high-temperature-resistant dual-component polyurethane adhesive. The preparation method is simple in process, easy to operate and relatively low in cost; the adhesive is excellent in adhesiveness to a glass fiber filter element and a stainless steel rim of the air filter, high in vibration resistance and high in damp heat resistance.

The invention relates to an optical adhesive and a preparation method thereof, the optical adhesive comprises, by weight 45-80 parts of polyester polyurethane acrylate; 10-40 parts of a reactive diluent; 0.5-6 parts of a photoinitiator; 1-10 parts of a filler and 0.5-5 parts of an additive. The optical adhesive is mainly applied to mobile phone, tablet personal computer and other electronics industries, aims at slow OCA and LOCA curing speed, poor adhesion strength, poor solvent resistance, poor adhesive body strength and other defects, can achieve the functions of protective coating, adhesion and filling and the like of glass surface or the glass surface treated with a coating , and has the advantages of no solvent, single component, fast curing speed, excellent adhesion, high adhesive body strength, good solvent resistance, good damp heat resistance and the like.

The invention discloses a production method of a dual-curing solar glass panel capable of changing color along with scenes. The method comprises the following steps: coating a solar glass panel with ink capable of changing color along with scenes; preheating the glass panel at a low temperature; then carrying out photocuring by using ultraviolet irradiation; and finally, performing post-curing byadopting IR infrared heating to obtain the solar glass panel capable of changing color along with scenes. The ink comprises the following components in parts by weight: 7-30 parts of a photosensitivepolymer, 8-20 parts of a photoactive monomer, 1-5 parts of a photosensitizer, 30-55 parts of weather-resistant resin, 1-10 parts of a curing agent, 1-15 parts of pearlescent pigment, 0-3 parts of an adhesion promoter, 0-3 parts of an ultraviolet absorber and 0-1 part of a defoaming agent. The adhesive force between a coating and the solar glass panel in the prepared scene-following color-changingglass panel is good, and the damp-heat resistance, the salt mist resistance and the weather resistance of the coating are all qualified.

The invention discloses a traditional Chinese medicine composition for preventing and treating skin diseases, and a preparation method thereof. The composition consists of radix sophorae falvescentis, fructus cnidii, wild chrysanthemum flower, menthol and borneol, and is prepared into an external preparation according to a certain proportion. The composition can be prepared into medicines and health-care products, such as external lotion, liniment, ointment, tincture, effervescent granules, effervescent tablets, external wet tissue, shower cream and the like. The preparation has the efficacies of clearing away heat and toxic material, dispelling wind and arresting itching, removing dampness and destroying parasites, and is mainly used for cutaneous pruritus, eczema, dermatitis, morbid leukorrhea and pruritus vulvae, mosquito bites and the like caused by damp-heat stagnation.

The invention relates to an energy saving coating with the functions of reflection and heat insulation, which is suitable for coating various surfaces with metal and concrete structures and has relatively high infrared reflectance (ps more than or equal to 0.84) and hemisphere emissivity (Epsilon h more than or equal to 0.85). The invention consists of synthesis-emulsion acrylic acid, thermal-barrier micron ceramic filler, anti-uv and anti-infrared nanometer material, pigment filler, coating promoter and diluent. The coating film is high-temperature resistant, high heat insulation and infrared emission function, and has the advantages of good adhesion, weather resistance, long service life, salt fog, acid alkali and damp-heat resistance and self-cleaning performance; furthermore, when applied to the object surface, the coating can change thermal resistance performance, control heat penetrating and realize the purpose of heat-insulation and energy saving.