39results about How to "To achieve the purpose of quick drying" patented technology

The invention provides high-temperature-baking resistant and water-based paint. The provided high-temperature-baking resistant and water-based paint utilizes the molecular design of quick drying emulsion, water in a coating thus quickly escapes, and the purpose of quick drying is achieved; by adding heat conducting filler, the difference between the inside temperature and the outside temperature of the paint is adjusted, and the gasification speed and escaping speed of the water are controlled; meanwhile by using the microporous foaming technology of the porous filler, the inside and outside of the paint form an interpenetrating microporous network system, steam in the paint thus can be smoothly led out, and key problems that a formed film is cracked and bulging occurs in the high-temperature baking process of water-based damping paint and other problems are solved fundamentally. The experimental results show that when the provided high-temperature-baking resistant and water-based paint is 2 mm, after being braked at 140 DEG C for 30 min, the film is not cracked, no bulging occurs, and the adhesion of the paint to a substrate is good.

The present invention provides a pigment-type quick-drying neutral ink and a ball point pen containing the pigment-type quick-drying neutral ink, wherein the pigment-type quick-drying neutral ink comprises, by weight, 25.0-35.0 parts of an aqueous pigment paste, 10.0-25.0 parts of a humectant, 1.0-5.0 parts of a lubricant, 0.1-0.3 part of a sterilization agent, 1.0-2.0 parts of a pH value adjusting agent, 0.8-1.5 parts of a thickener A, 0.8-1.5 parts of a thickener B, 0.1-0.5 part of a penetrant, and 29.2-61.2 parts of deionized water. According to the present invention, the pigment-type quick-drying neutral ink controls the surface tension and the rheological parameter so as to make the writing line rapidly penetrate on the paper surface, such that the rapid drying purpose is achieved.

The invention discloses a hydrophobic polymer cement waterproof coating and a preparation method thereof and relates to the technical field of building materials. The waterproof coating disclosed by the invention is prepared from a liquid material and a powder material, wherein the liquid material is prepared from the following components in parts by weight: 350-470 parts of the first kind of styrene-acrylic emulsion, 30-150 parts of the second kind of styrene-acrylic emulsion, 1-3 parts of lotus-leaf water repellent agent, 3-6 parts of dispersing agent, 3-6 parts of antifoaming agent, 4-20 parts of deionized water and 0.3-0.8 part of thickening agent; the powder material is prepared from the following components in parts by weight: 200-400 parts of ordinary Portland cement, 150-550 parts of wollastonite powder, 150-350 parts of quartz sand, 2-6 parts of water reducing agent and 1-3 parts of early strength agent; the glass transition temperature of the first kind of styrene-acrylic emulsion is minus 10 DEG C to minus 5 DEG C; the glass transition temperature of the second kind of styrene-acrylic emulsion is minus 20 to minus 15 DEG C. The waterproof coating has the advantages of fast drying, high environmental friendliness and excellent mechanical property.

The invention relates to the technical field of a coating and especially relates to high-hardness self-drying type water-based alkyd paint. The technical problem to be solved is to provide an economical, environment-friendly, high-hardness and quick drying high-hardness self-drying type water-based alkyd paint. According to the technical scheme adopted by the invention, the high-hardness self-drying type water-based alkyd paint is prepared according to the steps of grinding 30%-60% of base alkyd resin, 10%-30% of titanium dioxide, 1%-20% of barium sulfate or coarse whiting and 20%-30% of water till the fineness is 30 microns or below and then slowly adding 0.5%-3% of compound efficient drier.

The invention relates to the field of paint, in particular to corrosion-resistant low-temperature-curing cathode electrophoretic paint which comprises 1-2 parts of color paste, 4-6 parts of an emulsion and 5-7 parts of deionized water. The color paste comprises 20-30 parts of main resin, 5-10 parts of an alcohol-ether cosolvent, 3-8 parts of organic acid, 0.3-0.7 part of an emulsifier, 1-5 parts of a compound drier, 30-40 parts of deionized water, 3-7 parts of a first solid additive, 1.5-6 parts of a second solid additive, 6-9 parts of a first compound regulator, 7-11 parts of a second compound regulator, 8-14 parts of a third compound regulator, 3-7 parts of a fourth compound regulator composed of polyacrylate-2-cross-linked polymer and corrosion-resistant liquid, and 15-20 parts of a filler, and the emulsion comprises 40-50 parts of modified epoxy resin A, 10-20 parts of modified epoxy resin B, 10-30 parts of a cross-linking agent, 5-9 parts of a curing agent, 3-8 parts of monomolecular amine, 0.1-2 parts of an emulsifier, 0.1-2 parts of a neutralizing agent and 30-50 parts of deionized water. Different compound formulations are used in the emulsion and the color paste in an improved, so that the cathode electrophoretic paint is corrosion-resistant, supportive of low-temperature curing and resistant to yellowing.

The invention discloses quick-drying self-flowing castable used for a blast furnace casting runner and made from reclaimed waste castable. The quick-drying self-flowing castable is mainly made from, by weight, 48-52% of reclaimed waste castable, 15-20% of compact corundum, 14-18% of black silicon carbide, 3-7% of silicon nitride, 1-2% of a composite water reducer, 1-2% of a composite anti-knock agent, 1-3% of SiO2 sol, 1-3% of silicon dioxide micropowder, 2-4% of activated aluminium oxide micropowder and 2-4% of silica micropowder. Waste self-flowing castable used for an iron runner is taken as a main raw material to prepare quick-drying self-flowing castable which is high in additional value and good in performance, is superior and is used for a blast furnace casting runner. The production cost of an enterprise is reduced, the natural environment is protected, the national environmental protection policy is met, and a great amount of energy is saved. The quick-drying self-flowing castable is significant in economic and social benefit.

The invention discloses a quick-drying rain gear comprising a quick-drying box, a water collecting tank and rolling wheels. The quick-drying box is in rotational fit with the water collection box through a hinge to form an inclination angle. A motor is arranged on the side wall of the water collection tank. A detachable water collection box is arranged in the water collection tank. Control boxes and quick-drying cavities are arranged in the quick-drying box at intervals. Water guide grooves are arranged at the inner wall of each quick-drying cavity. A water guide pipe is arranged on each water guide groove on the bottom face of the corresponding quick-drying cavity. The side wall of each quick-drying cavity is provided with a humidity sensor, a transmitting module and a receiving module. A hot air fan is arranged on the bottom face of each quick-drying cavity. Each control box is internally provided with a single-chip microcomputer module, a power module and a voice module. The top wall of the quick-drying box is provided with umbrella inlets, a display screen and an indication lamp. The outer side wall of the quick-drying box is provided with a switch. Each single-chip microcomputer module is connected with the motor, the corresponding humidity sensor, the corresponding transmitting modules, the corresponding receiving modules, the corresponding power module, the corresponding voice module, the corresponding hot air fan, the display screen, the indication lamp and the switch. The quick-drying rain gear is simple in structure, reasonable in design, convenient to use and suitable for use and popularization.

The invention relates to the field of coating, in particular to a method for producing environment-friendly efficient electrophoretic paint. The environment-friendly efficient electrophoretic paint comprises 1-2 parts of color paste, 4-6 parts of emulsion and 5-7 parts of deionized water. The color paste in a formula comprises 20-30 parts of matrix resin, 5-10 parts of alcohol ether complex solubilizers, 3-8 parts of organic acid, 0.3-0.7 part of emulsifiers, 1-5 parts of compound driers, 30-40 parts of deionized water and 15-20 parts of fillers. The method for producing the environment-friendly efficient electrophoretic paint includes steps of A, preparing the color paste; B, preparing the emulsion; C, preparing electrophoretic paint. The method has the advantages that the emulsion and the color paste are in different compound formulas when modified, and accordingly the environment-friendly efficient electrophoretic paint which is cathode electrophoretic paint is safe and is environmentally friendly.

The invention discloses an automatic-flowing quick-drying pouring material for a blast furnace iron runner. The automatic-flowing quick-drying pouring material is composed of the following main raw materials in percentage by weight: 65-70% of dense corundum, 14-18% of black silicon carbide, 3-7% of silicon nitride, 1-2% of a composite water-reducing admixture, 1-2% of a compound anti-blasting material, 1-3% of pure aluminum silicate cement, 1-3% of ultrafine silica powder, 2-4% of reactive alumina micro powder and 2-4% of silica powder. The preparation method comprises the following steps: adding various raw materials into a mixing reactor with a powerful stirring propeller for performing strong stirring, and packaging after stirring, thereby obtaining the product, namely the automatic-flowing quick-drying pouring material for the blast furnace iron runner. The product disclosed by the invention has the advantages of being resistant to corrosion of molten iron and slag, high in erosionresistance, excellent in thermal shock resistance, excellent in flaking resistance, high in oxidation resistance, easy in construction, capable of performing rapid baking without burst and preventingproduction of harmful gases and adhesion of iron slag, and long in service life, and the like.

The invention provides a preparation method of water-based polyurethane. The method comprises the steps of (1) reacting polyisocyanates with polyether glycol and a tertiary amine-containing dyhydroxy compound (or / and a tertiary amine-containing di-primary amine compound) to obtain a prepolymer; (2) neutralizing by using carbonic acid aqueous solution, adding water for dispersion and emulsion, and enabling the prepolymer and a hydrophilic chain extender to perform chain extension reaction, so as to obtain water-based polyurethane dispersion liquid. The invention also provides water-based polyurethane resin prepared by the method. The water-based polyurethane has all advantages of other water-based polyurethanes, taking triethylamine or ammonia as a disperser is avoided, and the problems of bad smell and high VOC of the ordinary water-based polyurethanes are solved.

The invention relates to the field of coating, in particular to environment-friendly compound cathode electrophoretic paint. The environment-friendly compound cathode electrophoretic paint comprises 1-2 parts of color paste, 4-6 parts of emulsion and 5-7 parts of deionized water. The color paste in a formula comprises 20-30 parts of matrix resin, 5-10 parts of alcohol ether complex solubilizers, 3-8 parts of organic acid, 0.3-0.7 part of emulsifiers, 1-5 parts of compound driers, 30-40 parts of deionized water, 3-7 parts of first solid additives, 1.5-6 parts of second solid additives, 6-9 parts of first compound modifiers, 7-11 parts of second compound modifiers, 8-14 parts of third compound modifiers, 3-7 parts of fourth compound modifiers, 4-8 parts of flame retardants and 15-20 parts of fillers, the fourth compound modifiers comprise polyacrylate-2-cross-linked polymers and preservative solution which are matched with one another according to a mass ratio of 1:1-4, and the flame retardants comprise ammonium pyrophosphate, boric acid and melamine cyanurate which are matched with one another according to a mass ratio of 1:2-3:1-4. The environment-friendly compound cathode electrophoretic paint has the advantages that the emulsion and the color paste are in different compound formulas when modified, and accordingly the environment-friendly compound cathode electrophoretic paint is flame-retardant and yellowing-resistant and can be cured at low temperatures.

The invention discloses a preparation method of a quick-drying dust-proof oil paint pigment, and belongs to the technical field of oil paint pigment preparation. A double-electric-layer structure is formed in modified zeolite powder in the air drying process, and the adsorption capacity of the modified zeolite powder for the resin is enhanced due to existence of the double-electric-layer structure. A pre-mixed solution is used as a mixed monomer of acrylic resin and then is doped with additives, and a composite resin emulsion is obtained by grafting reaction; after the oil paint pigment is aired, hydrophobic substances in the resin emulsion micelle can be aggregated and arranged on the surface of oil paint; essential oil can be slowly released from diatomite after being absorbed by diatomite, emulsification of the oil paint is promoted, hydrophobicity of the essential oil also contributes to volatilization of water in the oil paint pigment, wettability of the oil paint can be improvedby added bovine bile, fluidity of the pigment is enhanced, surface tension of water is reduced, water is prevented from gathering into water droplets, so that surface drying time of the oil paint pigment is shorted during air drying, the purpose of quick drying is achieved, and the application prospect is broad.

The invention relates to a special thermosensitive paper for ink jet. The special thermosensitive paper sequentially comprises a base paper layer, a prime coat layer, a temperature-resistant chromogenic layer, a protection layer and an absorption layer from bottom to top, wherein the prime coat layer, the temperature-resistant chromogenic layer, the protection layer and the absorption layer are respectively coated with different coating liquids. According to the present invention, the ink absorption speed of the special thermosensitive paper coating having the protection layer can be improved;the absorption layer is coated on the protection layer to achieve the rapid drying purpose, such that the problem of paper surface pollution or unclear pattern caused by difficult drying can be solved; the influence on the thermal insulation of the printing can be solved by additionally arranging the absorption layer; the prime coat layer uses a sufficient amount of the hollow spheres, and the coating amount is increased, such that the heat insulation effect can be improved; with the chromogenic layer, the chromogenesis cannot be affected by the drying temperature when the prefabricated bar code is dried; the protection layer does not require the adding of the organic filler so as to improve the heat transfer effect; and the absorption layer uses the inorganic filler with advantages of strong absorption and good heat transfer performance so as to easily transfer the heat.

The invention discloses a quick-dry self-flow casting material for a ladle permanent layer. The quick-dry self-flow casting material is prepared from the following raw materials in percentage by mass:56-75% of a pyrophyllite and fused mullite composite material of which the particle size is 1-9mm, 14-22% of a pyrophyllite and fused mullite composite material of which the particle size is 0-1mm, 2-8% of silicon nitride of which the particle size is less than or equal to 1mm, 0.5-1.5% of a water reduction agent, 0.8-1.5% of an anti-explosion agent, 1-3% of a combination agent, 1-3% of silicon dioxide micro powder of which the particle size is less than or equal to 60mu m, 1-4% of an active aluminum oxide micro powder of which the particle size is less than or equal to 60mu m, and 2-5% of asilica powder of which the particle size is less than or equal to 50mu m. By adopting the quick-dry self-flow casting material, the ladle permanent layer is good in thermal insulation, good in thermalshock resistance, good in peeling resistance and easy to construct, has the characteristics of excellent self flowing, spreading, filling and the like, can be rapidly baked without cracking, achievesthe purposes of self flowing and quick drying, in addition is free of iron slag adhesion, and is long in service life.

The invention relates to the field of textile preparation, in particular to a skin-friendly fabric that is easy to breathe and perspire and a preparation method thereof; it includes: fabric blending, fabric finishing, fabric dyeing, and fabric shaping; the breathable and perspire-friendly fabric prepared by the present invention Compared with the sweat-wicking fabrics currently on the market, the skin fabric has the following advantages: the sweat-wicking fabric of the present invention is prepared by blending surface cotton fibers with other fibers, and the main component is natural cotton fibers, which has very good skin-friendly properties , soft touch, good fabric appearance style; a kind of quick-drying modified cotton fiber adopted in the present invention is to carry out quick-drying modification with polymer and quick-drying long-chain alkane on the surface of natural cotton fiber, covering part of the hydrophilic group, Reduce the hygroscopicity of the material, enhance the perspiration performance of the fabric, and achieve the purpose of quick drying; the advantage of the invention lies in the high cotton content of the fabric, which meets the modern people's demands for high-grade fabrics and improves people's quality of life.

The invention discloses a preparation method of breathable and moisture transferring fabric. The preparation method specifically comprises the following steps: S1, ensuring that amino acid 1 and phthalic anhydride 2 are subjected to amino protection reaction, so as to obtain protected amino acid with a structure as shown in a formula 3; S2, feeding terephthalic acid 4, the protected amino acid 3,glycol 5 and catalyst aluminum acetate into a stainless steel reaction kettle, and performing esterification, so as to obtain a low polymer 7; S3, performing secondary temperature rise after esterification pre-condensation polymerization in the step S2, and continuing condensation reaction, so as to obtain a high polymer 8; S4, putting the high polymer 8 into an acid solution, and performing deprotection reaction, namely removing protecting groups, so as to obtain modified terylene polyester 9; S5, feeding the modified terylene polyester 9, a dispersant, a defoamer and a softening agent into ascrew extruder, performing fused extruding, and then performing melt filtering, liquid phase viscosity increasing, spinneret orifice extruding to form trickles, lateral blowing air cooling, thread line fatliquoring, winding to form terylene high-strength filaments, dyeing and finishing and spinning, so as to obtain the breathable and moisture transferring fabric.

The invention belongs to the technical field of patch crystal oscillator dispensing processing, and particularly relates to a patch crystal oscillator dispensing device with a quick-drying function, which comprises a mounting plate, a glue storage box, a gas source assembly, a dispensing assembly and a protection assembly, the glue dispensing assembly comprises a glue receiving sleeve, and the bottom end of the glue receiving sleeve communicates with a glue dispensing nozzle through a valve body; the protection assembly comprises a protection sleeve, the inner wall of the protection sleeve is fixedly connected with a flow dividing sleeve, and the dispensing nozzle is sleeved with the flow dividing sleeve. In the dispensing process of a dispensing nozzle and a patch crystal oscillator, after a micro air pump is started, a negative pressure environment is formed by a plurality of groups of through holes formed in the bottom end of a flow dividing sleeve through the communication effect of a flow dividing pipe, a hose, a linkage pipe, a linkage sleeve, a second through pipe, a sealing sleeve, a first through pipe, a protective sleeve and a flow dividing sleeve; and the glue dispensing nozzle is simulated to be in a ventilation state in the glue dispensing process, so that the purpose of quickly drying the glue is achieved, and the quick-drying effect of the patch crystal oscillator after glue dispensing is achieved.

The invention discloses a self-flowing castable for a reclaimed ladle permanent layer. The castable is prepared from raw materials in percentage by mass as follows: 46%-56% of a waste ladle permanentlayer reclaimed material with granularity being 1-9 mm, 13%-20% of a pyrophyllite and fused mullite compound with granularity being 1-9 mm, 14%-22% of a pyrophyllite and fused mullite compound with granularity being 0-1 mm, 2%-6% of silicon nitride with granularity being smaller than or equal to 1 mm, 0.5%-1.5% of a water reducer, 0.5%-1.5% of an antiknock agent, 2%-5% of a binder, 1%-3% of silicafine powder with granularity being smaller than or equal to 60 mu m, 2%-5% of activated alumina powder with granularity being 60 mu m and 1%-4% of silica powder with granularity being smaller than orequal to 50 mu m. The self-flowing castable has good heat insulation, good thermal shock resistance and high stripping resistance, has excellent characteristics of self-flowing, leveling and filling,is easy to construct and can be quickly baked without bursting, and purposes of self-flowing and quick drying are achieved.

The invention discloses a high-concentration quickly-dried digital ink-jet ink and a preparation method thereof. The high-concentration quickly-dried digital ink-jet ink is composed of the following components by weight percent: 20-40% of liquid dye, 20-40% of a viscosity modifier, 0.1-2% of a surfactant, 0.1-2% of a pH value adjusting agent, 0.01-1% of an antiseptic bactericide and the balance of de-ionized water. When ink provided by the invention is used for printing in a machine, a smaller amount of ink can meet requirements of a screen and reach bright color; meanwhile, the amount of the high-concentration ink printed on paper is low, so that the contained solvent components are fewer, to greatly increase the evaporation speed of the solvent on the paper, thereby achieving the purpose of quickly drying; even in case of today's advertising paper coating being thinner and thinner, the problems of mess-up screen and loose adhesive film can also be solved, so as to improve the printing quality and reduce the scrap of screens.

The invention belongs to the field of spinning, particularly to a new type modified chopped fiber of permanent porous high-moisture-absorption quick-drying terylene and a preparation method thereof. The modified chopped fiber of terylene provided by the invention is the modified chopped fiber of terylene which can be dyed through the cationic dye under normal pressure and temperature, wherein thesurface and interior of the cylindrical fiber both have irregular permanent porous structures; the pores are mutually communicated; the chopped fiber has a specific raw material composition and proportion; and the irregular permanent porous structures are formed by spinning under the condition of adding no pore-forming agent and have the permanent high-moisture-absorption quick-drying function byutilizing the core absorption effect of inside capillary tubes. The chopped fiber is shaped at 150-170 DEC, so the chopped fiber is fit for blending, white spinning and color spinning, and the defects of heat migration, color fastness, sublimation fastness, and the like, caused by high-temperature shaping in the process of normal terylene color spinning are avoided. The cationic dye under normal pressure and temperature is energy-saving and low-carbon. Other multifunctional fibers can be prepared by using the fiber as carrier and adding functional micron powder and sub-nanometer powder materials.

The invention provides high-temperature-baking resistant and water-based paint. The provided high-temperature-baking resistant and water-based paint utilizes the molecular design of quick drying emulsion, water in a coating thus quickly escapes, and the purpose of quick drying is achieved; by adding heat conducting filler, the difference between the inside temperature and the outside temperature of the paint is adjusted, and the gasification speed and escaping speed of the water are controlled; meanwhile by using the microporous foaming technology of the porous filler, the inside and outside of the paint form an interpenetrating microporous network system, steam in the paint thus can be smoothly led out, and key problems that a formed film is cracked and bulging occurs in the high-temperature baking process of water-based damping paint and other problems are solved fundamentally. The experimental results show that when the provided high-temperature-baking resistant and water-based paint is 2 mm, after being braked at 140 DEG C for 30 min, the film is not cracked, no bulging occurs, and the adhesion of the paint to a substrate is good.

The invention relates to the technical field of coatings, and discloses heat insulation polyurethane wood paint which comprises, by weight, 5-7 parts of defoaming agents, 15-17 parts of polyvinylidenefluoride, 6-8 parts of leveling agents, 10-20 parts of pitch-based carbon fibers, 4-6 parts of dispersing agents, 22-26 parts of titanium dioxide, 3-5 parts of driers, 18-22 parts of aluminum carbonate fibers, 2-4 parts of coupling agents and 25-35 parts of polyurethane paint thinners. The heat insulation performance and the chemical stability of the heat insulation polyurethane wood paint can beeffectively improved, the service life of the wood paint can be effectively prolonged, the wood paint has excellent wear resistance and flexibility, high tensile strength and impact resistance, excellent ultraviolet resistance, high energetic radiation property, oxidation resistance and chemical stability and excellent weather resistance, the drying speed of the heat insulation polyurethane woodpaint can be effectively increased, construction progress is accelerated, construction efficiency is increased, and the use performance of the wood paint can be effectively improved.

The invention relates to the field of paints, and in particular, relates to a green environmental-protection cathode electrophoretic paint. The electrophoretic paint includes, by mass, 1-2 parts of color paste, 4-6 parts of an emulsion and 5-7 parts of deionized water; the electrophoretic paint color paste formula includes 20-30 parts of main resin, 5-10 parts of an alcohol ether co-solvent, 3-8 parts of an organic acid, 0.3-0.7 part of an emulsifier, 1-5 parts of a composite drier, 30-40 parts of deionized water, 3-7 parts of a first solid additive, 1.5-6 parts of a second solid additive, 6-9 parts of a first composite regulator and 15-20 parts of a filler; the first composite regulator is composed of methyltrioctylammonium bromide, glycerol and polytetrafluoroethylene according to the mass ratio of 1:(3-4):(1-2). Different compound formulas are improved and used in the emulsion and the color paste, and the cathode electrophoretic paint is green, safe and environmentally friendly.

The invention discloses a moisture-absorbing and heat-discharging finishing agent for cotton. The finishing agent contains the following specific components in percentage by weight: 20%-25% of novel amino modified polysiloxane, 10%-15% of ABn segmented polysiloxane, 5%-10% of a high molecular surfactant, 0.5%-1% of glacial acetic acid and the balance of deionized water, wherein the high molecular surfactant is alkyl glycoside. A preparation method of the moisture-absorbing and heat-discharging finishing agent comprises the steps of weighing the raw materials in a formula proportion, and carrying out periodical stirring and heating reaction, so as to obtain the moisture-absorbing and heat-discharging finishing agent for cotton. According to the preparation method, vent holes of a cotton fabric are directionally formed, so that the discharging of water molecules is benefited, and a rapid drying purpose is achieved; and furthermore, by utilizing the high molecular surfactant, the finishing agent has an anti-static effect, and the finished fabric has very good conformability.

The invention belongs to the technical field of a refractory castable, and particularly relates to a castable for a blast-furnace tapping channel and a preparation method thereof. The castable comprises the following components: 55-80wt% of fused brown corundum, 8-21wt% of silicon carbide, 0.01-5wt% of carbon source, 2-8wt% of alpha-alumina micro powder, 1-7wt% of fused white corundum, 0.5-5wt% of silica powder, 1-5wt% of calcium aluminate cement, 0.3-4wt% of elemental silicon powder, 0.01-0.4wt% of water reducing agent, 0-0.2wt% of organic fibers and 0-0.2wt% of aluminum powder. The preparation method comprises the steps of dry-blending the components for 10-180 seconds, additionally adding water accounting for 4-6wt% of the raw materials, and stirring for 1-8 minutes so as to obtain the castable. Carbon nanotubes are introduced to the castable for the tapping channel so as to partially or totally replace spherical asphalt and be uniformly distributed in the castable, and can be filled into tiny gaps so as to improve the compactness of the castable, so that the anti-erosion and anti-scouring properties of the castable are improved, toxic smog formed in the process of baking the spherical asphalt is reduced, and the body injury of workers and the environmental pollution caused by the toxic smog are reduced; the castable has the characteristics of excellent properties, long service life and environmental friendliness.

The invention discloses a hydrophobic polymer cement waterproof coating and a preparation method thereof and relates to the technical field of building materials. The waterproof coating disclosed by the invention is prepared from a liquid material and a powder material, wherein the liquid material is prepared from the following components in parts by weight: 350-470 parts of the first kind of styrene-acrylic emulsion, 30-150 parts of the second kind of styrene-acrylic emulsion, 1-3 parts of lotus-leaf water repellent agent, 3-6 parts of dispersing agent, 3-6 parts of antifoaming agent, 4-20 parts of deionized water and 0.3-0.8 part of thickening agent; the powder material is prepared from the following components in parts by weight: 200-400 parts of ordinary Portland cement, 150-550 parts of wollastonite powder, 150-350 parts of quartz sand, 2-6 parts of water reducing agent and 1-3 parts of early strength agent; the glass transition temperature of the first kind of styrene-acrylic emulsion is minus 10 DEG C to minus 5 DEG C; the glass transition temperature of the second kind of styrene-acrylic emulsion is minus 20 to minus 15 DEG C. The waterproof coating has the advantages of fast drying, high environmental friendliness and excellent mechanical property.

The invention relates to a double-supporting-rod easy-dry clothes rack suitable for a hotel. The double-supporting-rod easy-dry clothes rack comprises a left clothes rack main body, a right clothes rack main body, left fans, right fans, an electric control box, a hook, a left supporting rod, a right supporting rod, a left fan pedestal, a right fan pedestal, and an electronic control board, wherein the left supporting rod and the right supporting rod are bended and flat; the upper ends of the left supporting rod and the right supporting rod are connected with the electric control box, and the lower ends of the left supporting rod and the right supporting rod are respectively connected with the left clothes rack main body and the right clothes rack main body; the two ends of the left clothes rack main body and the right clothes rack main body are connected with the left fan pedestal and the right fan pedestal in the horizontal direction respectively; a plurality of left fans and right fans are connected with the internal parts of the left fan pedestal and the right fan pedestal respectively. The double-supporting-rod easy-dry clothes rack disclosed by the invention has the benefits as follows: with application of the clothes rack, the left clothes rack main body and the right clothes rack main body can respectively dry clothes to increase the using efficiency of the clothes rack; the fans are rotated to be utilized to quicken air flow in the clothes, so as to accelerate evaporation of the moisture on the surface of the clothes, and quickly dry the clothes; the double-supporting-rod easy-dry clothes rack has the advantages of high simplicity in structure, reliability in performance, and low manufacturing cost.

The invention discloses a copper-containing catalyst. The copper-containing catalyst is selected from any one of substances with a structure as shown in a formula I. The copper-containing catalyst is introduced into natural raw lacquer, the synergistic effect of cellulose Schiff base copper and laccase is utilized, urushiol monomers are promoted to be quickly oxidized to generate urushiol quinone free radicals, and the urushiol quinone free radicals are further polymerized to form a high-molecular-weight polymer, so that the purpose of quickly drying the raw lacquer is achieved, and the curing speed of the natural raw lacquer is greatly increased.

The present invention provides a penetrating type sweat guide and quick-drying composite fabric, which is woven by an inner layer and an outer layer; and the inner layer is made of bionic skin-core structure fibers and the outer layer is made of hydrophilic fibers. The invention creates a novel moisture-absorbing and sweat-releasing mode, wherein the wetted radius of the inner layer is small and the sweat absorbed and retained by the inner layer is less, so that a purpose of enabling the inner layer to be dry and comfortable is achieved; the sweat of the outer layer is diffused and evaporatedat a larger area, and the sweat can be naturally dried fast. The functions of the inner layer and the outer layer are separated, the inner layer is used for guiding the sweat and the outer layer is used for diffusing and evaporating. The sweat in the inner layer is like a stalk of a mushroom and can penetrate through the inner layer at a small area; a mushroom-like umbrella part at the outer layercan be diffused and evaporated at a large area, so that the problems that the chemical fabric does not absorb the sweat, and the inner layer absorbs more sweat and is dry slowly, cold and damp are solved. Meanwhile, due to the fact that the sweat of the outer layer is not in contact with the skin, so that the body-adhered or cold and damp discomfort cannot be generated.

The invention relates to a light, thin and cool wool fabric preparation method, which includes twisting vinylon and wool yarns in parallel, and air jet vortex spinning; respectively performing hydrophilic finishing and water repellent finishing on polyester filaments; taking the outer layer as wool yarns, and the inner layer as polyester low elastic yarn structure woven fabrics; and after weaving,open-width baking, adopting a low-temperature non-alkali oxygen process to remove vinylon fibers, dyeing wools, soft finishing and post-finishing. The light, thin and cool wool fabric obtained by themethod has good moisture absorption and quick drying performance.