69results about How to "Viscous" patented technology

The invention belongs to the technical field of a gelling agent for geologic hazard control as well as filling control of goaf and waste laneway or collapse craters after exploitation of other mines, and provides a formula and a method of a novel polymer composite gelling agent for grouting. The gelling agent comprises the following components in percentage by weight: 10-25% of bentonite, 5-20% of cellulose, 5-20% of vegetable gum, 10-15% of calcium hydroxide, 10-25% of inorganic hygroscopic agent, 0.5-1.5% of inorganic dispersant, 0.5-2% of inorganic flocculent, 6-18% of organic flocculent, and 5-15% of alkali metal carbonate. The gelling agent is used for processing and crushing, mixing with water, and injecting to slurry for gelling. According to the invention, the characteristics of high-hydroscopicity mineral matters and hydroscopic synthetic resin are sufficiently absorbed and utilized, and various ion groups are introduced and adjusted to obtain specific performance, so that the gelling agent has strong water solubility, can form hydrophile and water-insoluble gel in the slurry, and has excellent adhesion force to solids and dissolved matters in the slurry, good gelling property, strong water control function, high and adjustable jelling speed, low cost and no pollution.

The invention discloses a texturizing method for a monocrystalline silicon wafer and a texturizing additive used in the texturizing method. The preparation method comprises the preparation steps as follows: 1) the silicon wafer is cleaned; 2) the silicon wafer is placed in a first chemical solution containing metal ions, an oxidizing agent and a chemical corrosive, and a nano structure texture is formed on the surface of the silicon wafer; 3) the silicon wafer is cleaned; 4) the silicon wafer is placed in a second chemical solution and a pyramid structure is formed through micro-chemical etching; 5) the silicon wafer is cleaned. The texturizing additive is any one or more of a surfactant, isopropanol, glucose, soluble starch and urea. Compared with preparation methods in the prior art, the preparation method of the crystalline silicon solar cell surface micro-nano structure has the benefits as follows: the etching rate is high; 2) the uniform pyramid structure is formed; 3) the surface light reflectivity of the prepared silicon wafer is 8%-12%; 4) the silicon wafer etching speed is greatly increased, the production efficiency is improved, and the production cost is reduced.

A lubricating oil composition for automatic transmission including (A) a lubricant base oil having a kinematic viscosity at 100° C. of from 1.5 to 20 mm2 / s, (B) a polymethacrylate based viscosity index improver, and (C) a sulfur based compound having an acid value of not more than 1.0 mg-KOH / g and represented by the following general formula (1):S—(CH2CH2COOR)2  (1)(in the formula, R represents a hydrocarbon group having from 8 to 30 carbon atoms), which has a high transmission torque capacity and satisfactory gear change shock characteristics and attains excellent fuel efficiency, is provided. Also, a lubricating oil composition for automatic transmission which is a lubricating oil having a low viscosity and a high viscosity index and which, despite this, not only has excellent shear stability and fatigue resistance (durability) but has a high transmission torque capacity and satisfactory gear change shock characteristics and attains excellent fuel efficiency, is provided.

The invention relates to a mineral water quality ecological modifying agent which is prepared by blending bentonite, alum, polyaluminium chloride and sodium dioxide in proportion; if the total amount is 1,000g, the weight proportion of each ingredient is as follows: 800-900g of bentonite, 40-80g of alum, 15-50g of polyaluminium chloride and 35-80g of sodium dioxide. The mineral water quality ecological modifying agent can be used for improving the aquaculture environment of fish ponds, balancing water ecological environment and enhancing unit fish yield per mu of fish ponds, and also can used for adsorbing blue algae, preventing the blue algae from doing harm to water, eliminating odor and protecting and improving water ecological environment; the water which derives from the treatment of chemical industry waste water, domestic sewage and the water of rivers, lakes, wells and pools can meet the national grade 1 and grade 2 water standards, and the precipitate from the water purification process can be recycled or used as feed or fertilizer, thus having low purifying treatment cost and high benefits.

The invention relates to the technical field of well drilling and well cementing in the oil and gas fields. The lightening agent is composed of fly ash, bisphenol A epoxy resin, a TDI curing agent and an addictive, the weight percentage and particle size of each component are as follows: 45 to 50% of fly ash, wherein the particle size of fly ash is less than 20 [mu]m; 25 to 30% of bisphenol A expoxy resin, wherein the particle size of bisphenol A epoxy resin is between 0.1 and 0.2 mm; 10 to 15% of TDI curing agent; and 11 to 11.5% of addictive, wherein the addictive is a mixed glue-mixing cured product of active silicone dioxide powder and acrylate polymer, wherein the acrylate polymer is acrylate glue powder or acrylate emulsion. The well cementing low-density slurry body, which is prepared by using the lightening agent, has the characteristics of low density, good rheological property, strong stability, small dehydration rate, and high strength, can effectively solve the difficult problems of low pressure, and easy leakiness during the processes of long isolation section well cementing and oil and gas layer protection, and effectively guarantees the well cementing construction quality.

The invention discloses a nutritional-type fertilizer. The fertilizer is prepared from following raw materials in parts by weight: 35-40 of gypsum, 25-30 of bentonite, 13-16 of diammonium phosphate, 10-13 of potassium fulvate, 1-2 of ammonium molybdate, 1-3 of copper sulfate, 1-2 of ferrous sulfate, 3-4 of boric acid, 2-3 of polyvinyl alcohol, 4-6 of chitosan, 3-7 of sodium alginate, 8-12 of a soil conditioner and a proper amount of water. The fertilizer adopts the potassium fulvate and plant essential nutrient elements as components. The ratio of the plant nutrients is reasonable. The fertilizer has characteristics of capability of allowing premature ripening and preventing premature senility for grain crops, vegetables, fruits and economic crops. The fertilizer prepared from the chitosan and the boric acid not only is capable of killing pests, preventing diseases for plants and functioning as a fertilizer, but also is capable of decomposing animal and plant residual bodies and trace metal elements, thus converting the residual bodies and the trace metal elements into nutrients for the plants, enhancing plant immunity and promoting plant health. The bentonite has strong moisture adsorption capability, and can absorb water having a volume of 8-20 times of the volume of the bentonite itself and swell to 30 times in volume. The bentonite has certain glutinousness, thixotropy and lubricity. The blend of the bentonite and silt has plasticity and caking property, and has strong cation exchange capability and adsorption capability.

The invention discloses a non-cured rubber asphalt waterproof coating and a preparation method thereof. The waterproof coating comprises the following raw materials in parts by weight: 95-105 parts of pitch, 1.8-2.2 parts of an anionic emulsifier, 1.2-1.8 parts of Eighteen carbon fatty alcohol, 7-13 parts of a flexibilizer, 2-3 parts of lauryl sodium sulfate, 3-7 parts of bentonite, 58-62 parts of neoprene latex, 38-42 parts of compounded latex, 10-13 parts of a thickener, and 48-52 parts of water; and the solid content of the compounded latex is 40%-50%. The waterproof coating is cold-applied, can be blade-coated or rolling-coated, is widely suitable for places of roofs, garages and basements, factory buildings and the like, especially suitable for places such as substations, pharmaceutical factories, oil refinery and the like requiring fire proofing and explosion proofing, is safe and free from fire disaster risks, capable of saving a great amount of fuel gas energy, and incapable of releasing carcinogenic gases such as phenol, naphthalene, anthracene, benzene, pyrene, chlorine and the like, thus being environment-friendly and pollution-free. Under the action of piezoresistivity and creep resistance performances, the damaged part can be self-repaired so as to always keep the completeness of a waterproof layer, so that the waterproof performance is excellent.

The invention discloses an inland waterway ship large-scale prediction method in restricted conditions. The method comprises the following steps: (1) determining restricted conditions and influence factors; (2) selecting a prediction model; (3) carrying out sample selection and a pretreatment; (4) selecting a restriction condition; (5) selecting a vector machine type and parameter; (6) establishing a model and determining an evaluation index; (7) carrying out prediction analysis. According to the invention, through selecting a support vector machine model, determining lockage average tonnage in former years as the influence factor, and selecting a waterway grade as the restricted condition, ship large-scale prediction is carried out. The average tonnage in former years is selected as the influence factor, and a predicted value has viscosity on an aspect of data and shows a slow increase phase, a rapid increase phase, a stable increase phase and a stable phase. The predicted value provides a reference and a basis at an aspect of time for ship manufacturing industry and traffic infrastructure construction departments.

The invention discloses an ultrathin metal lithium electrode, a preparation method thereof, and application of the ultrathin metal lithium electrode as a negative electrode of a secondary lithium battery. The ultrathin metal lithium electrode comprises a metal lithium layer and a current collector layer, the surface of the current collector layer is coated with the metal lithium layer, the thickness of the metal lithium layer is 1-100 [mu] m, The metal lithium layer comprises metal lithium, an additive component and a framework component; the additive component comprises an inorganic material of which the surface contains halogen element functional groups, and / or an inorganic material which can be compatible with liquid metal lithium or lithium alloy; and the framework component is a nano material with a one-dimensional and / or two-dimensional structure, and the nano material with the one-dimensional or two-dimensional structure can form a three-dimensional network structure in the metal lithium layer. The ultrathin metal lithium electrode can be used as a negative electrode to manufacture a novel lithium battery with matched positive and negative electrode capacities, and has better safety and higher energy density due to the fact that the ultrathin metal lithium electrode does not contain excessive lithium.

The invention discloses non borrow leading hole pre-stress pipe pile or perform square type pile sinking construction method, which can ensure engineering quality, reduce construction cost, and solve the problem of sinking pile penetrating close sand layer. Its construction main point includes the following steps: adopting machine cut and stirring; stirring sera whose main component is curing agent cement and additive and soil mass; forming sera soil mixture to prevent pressing pile counterforce; with the solidification of the cement, the soil mass intensity and friction resistance around the pile are exceeded the undisturbed soil to satisfy the pile foundation bearing capacity and design demand. The invention can apply in sinking pile of the pipe pile or perform square type pile when the place has close sand layer and the sinking pile is need to penetrate sand layer. It can reduce soil squeezing effect while sinking pile, and solve the neighborhood building sinking pile construction.

The invention discloses a high release force type release film with a smooth silicone oil surface and a production process of the high release force type release film. The high release force type release film comprises a base material and the silicone oil surface attached to the base material, wherein the silicone oil surface comprises the following components in parts by weight: 45-60 parts of a solvent, 18-22 parts of a release agent, 0.5-1 part of a curing agent, 0.1-0.5 part of a release force regulator and 1-3 parts of a cross-linking agent; the solvent is obtained by mixing a solvent D-30 and a solvent IPA according to the ratio of 3:2, the release agent is obtained by mixing lubricating silicon grease, fluororesin and microcrystalline wax according to the ratio of 2:1:0.1, and the cross-linking agent is obtained by mixing diisocyanate and gleditsia sinensis extract according to the ratio of 20:1. The release film is high in release force, and good in uniformity, further has the smooth and stable silicone oil surface, is weak in viscosity, and can be applied to molten solid hot melt glue surfaces, thermosetting adhesive and the like.

The invention discloses a wall decoration inorganic finishing material. The wall decoration inorganic finishing material comprises silicate cement, high-aluminum cement, re-dispersible emulsion powder, an additive, quartz sand, bentonite, wollastonite and cellulose ether, wherein the additive is a mixed preparation of an organic silicon water repellent, an air entraining agent, a defoaming agent, wood fibers and starch ether. The product is breathable, flame-retardant, safe, environment-friendly and high in plasticity.

The invention discloses asphalt layer leakage plugging slurry which comprises the following components in parts by weight: 100 parts of clear water; 2-8 parts of bentonite; 0.2-0.8 part of sodium carbonate; 0.1-0.6 part of biopolymer XC; 0.1-0.8 part of polyanionic cellulose LV-PAC; 0.1-3 parts of hydroxypropyl guar gum; 0.5-6 parts of a coagulation composite blocking agent; 2-10 parts of a compressible high-elasticity plugging agent; 1-10 parts of a leak-proof plugging filler; 0.1-5 parts of a leakage-proof plugging suspension carrying agent; 1-6 parts of a leakage-proof plugging density regulator; 1-6 parts of a plugging enhancer; 1-6 parts of a high-strength consolidation plugging agent; 2-8 parts of an expansion consolidation type plugging agent; 0.1-6 parts of a leakage prevention andplugging reinforcing agent; 0.1-1 part of dodecyl trimethyl ammonium chloride, 1-5 parts of sorbitan monooleate (SP-80) and 1-3 parts of alkylphenol and ethylene oxide condensates (OP-10). The asphalt layer leakage plugging slurry has the advantages of being resistant to asphalt contamination, high in strength, wide in density adjustable range, high in plugging rate and high in plugging success rate, can be applied to leakage plugging of an asphalt layer, and can also be applied to a high-temperature high-permeability layer, a crack karst cave type stratum, a high-temperature leakage storagesame layer and the like.

The invention discloses an antineoplastic vascular embolic agent and its preparing process which consists of using asparagus root for extraction to obtain fine extract powder, charging iodine containing solution. The preparing method provided by the invention can effectively preserve the active constituents in the medicinal materials and simplify preparing traditional Chinese medicinal preparations.

Vaporizer cartridges and vaporizer apparatuses, and methods for making, using and delivering vapor to a user, that are leak-resistant for use with cannabinoids. In particular, described herein are leak-resistant vaporizer cartridges and apparatuses adapted for use with oil-based vaporizable materials including cannabis oils.

The invention discloses a high-temperature lubricating anti-penetration environmental protection coating, which is prepared from the following components in percentage by weight: 25 to 40 percent of boron nitride, 0.5 to 10 percent of nano alumina, 10 to 15 percent of silica sol, 1 to 5 percent of liquid sodium silicate, 10 to 15 percent of aluminum sol, 1 to 5 percent of nano silica, 0.5 to 2.5 percent of bentonite, 0.5 to 1.0 percent of soft clay and 35 to 50 percent of pure water. The coating disclosed by the invention has high temperature resistance and can be widely applied to surfaces ofrefractory materials such as a launder, a distribution plate, a distribution flow tank, a filter box, an adapter plate, a skimmer and a casting table lining, which are in contact with aluminum alloyliquid, thereby protecting the refractory material from scouring, erosion and penetration of the aluminum alloy liquid, and more importantly, protecting the aluminum alloy liquid from pollution of thealuminum alloy liquid; meanwhile, the materials selected by the invention are all inorganic materials, so that the coating is an environmental protection coating. The invention further discloses a preparation method and a use method of the coating.

The present invention relates to a conjugate or a pharmaceutically acceptable salt thereof comprising an GLP-1 / Glucagon receptor agonist, a linker and a hyaluronic acid hydrogel bearing -L1-L2-L-Y—R20 groups, wherein Y represents an GLP-1 / Glucagon receptor agonist moiety; and -L is a linker moiety—by formula (la),wherein the dashed line indicates the attachment to one of the amino groups of the GLP-1 / Glucagon receptor agonist moiety by forming an amide bond. The invention further relates to pharmaceutical compositions comprising said conjugates as well as their use as a medicament for treating or preventing diseases or disorders which can be treated by GLP-1 / Glucagon receptor agonist.

The invention provides a high-wind-speed auxiliary agitation drying apparatus, which comprises an apparatus body (10). The apparatus body (10) comprises a feeding device (1), an agitating device (2),a drying device (3) and a discharged material collecting device (4), wherein the agitating device (2) comprises an agitating motor (21), an output shaft (22), a driving gear (23), an overturning drum(24), a connecting device (25) and a spiral blade (26); and the drying device (3) comprises a device shell (31), a heating motor (32), heating blades (33), a heating device (34) and a wind guide plate(35). By using the apparatus, heated air can go deep into a material, and meanwhile, the overturning of the material is guaranteed, so that the heated air is in sufficient and uniform contact with the material, and then the drying effect is improved; meanwhile, the apparatus can screen the dried material preferentially and discharge the dried material from the overturning drum (24) quickly, so that the dried material is prevented from being continuously dried, and the drying efficiency is improved.

The invention discloses an ultrathin metal lithium electrode, a preparation method thereof, and application of the ultrathin metal lithium electrode as a primary lithium battery cathode. The ultrathin metal lithium electrode comprises a metal lithium layer and a current collector layer, the metal lithium layer is loaded on the surface of the current collector layer, the thickness of the metal lithium layer is between 1 [mu]m and 100 [mu]m, the metal lithium layer comprises metal lithium and additive components, and the additive components comprise an inorganic material of which the surface contains halogen element functional groups, and / or an inorganic material which can be compatible with liquid metal lithium or lithium alloy. The thickness of the metal lithium layer in the ultrathin metal lithium electrode is adjustable, a novel primary lithium battery with matched positive and negative electrode capacities can be manufactured, and due to the fact that the ultrathin metal lithium electrode does not contain excessive metal lithium, the ultrathin metal lithium electrode has better safety and higher energy density.

The invention provides an insulation material having air purifying function and a preparation method thereof, which relate to the field of the insulation material. The insulation material comprises the following raw materials in parts by weight: 14-20 parts of calcium silicate powder, 10-28 parts of granite powder, 15-17 parts of polyurethane, 17-23 parts of alumina silicate powder, 5-9 parts of magnesium oxide, 7-13 parts of mineral wool, 4-8 parts of polyester fiber, 21-35 parts of bamboo charcoal, 7-13 parts of bentonite, 9-13 parts of meerschaum powder, 15-19 parts of phenolic foam, 11-31 parts of vermiculite, 15-21 parts of waste polyethylene foamed plastic, 9-15 parts of boron fiber, 13-21 parts of polyacrylonitrile fiber, 27-35 parts of cement, 0.2-0.4 parts of an air-entrainer, 0.1-0.7 parts of a delayed coagulant, 0.1-0.3 parts of a heat stabilizer, 0.3-0.7 parts of a water reducer, 0.2-0.6 parts of a foaming agent, and 4-8 parts of water. The preparation method comprises the following steps: 1) raw material weighing; 2) roasting; 3) crushing; 4) stirring; 5) pressurization moulding; and 6) drying. The insulation material has the advantages of high intensity, good heat insulation performance, environmental protection and energy saving.

The invention discloses a special waste rubber composite modifier for waterproof roll roofing and a preparation method of the special waste rubber composite modifier. The special waste rubber composite modifier is prepared from the following raw materials in parts by weight: 13 to 22 percent of waste rubber particles, 8 to 16 percent of polyaryletherketone, 6 to 10 percent of carboxylated polyisoprene and 40 to 63 percent of matrix asphalt. The preparation method of the special waste rubber composite modifier comprises the following steps: firstly, carrying out supercritical CO2 swelling and stirring preheating on waste rubber particles and then regenerating through a twin screw extruder to obtain liquid regenerated rubber; secondly, heating, melting and dehydrating the matrix asphalt, slowly raising the temperature to 210 to 265 DEG C, and then mixing the matrix asphalt with the liquid regenerated rubber to obtain rubber modified asphalt; thirdly, uniformly mixing the rubber modified asphalt with the polyaryletherketone and the carboxylated polyisoprene, carrying out preheating on a mixture, carrying out high-speed shearing by a colloid mill, then feeding a sheared product into a storage tank, and stably developing for a period of time. The special waste rubber composite modifier disclosed by the invention is used for products obtained from high-end waterproof roll roofing; combination properties of high and low temperature resistance, radiation resistance, tear strength and the like are greatly improved, and the waterproof property is excellent.

The invention relates to PDP fluorescent powder slurry used for coating and a preparation method thereof. The slurry is prepared by the following materials according to a weight percentage: 30 to 40 percent of PDP fluorescent powder, 3 to 10 percent of cellulose, 10 to 20 percent of ethyl acetate or butyl acetate, 30 to 50 percent of good solvent of the cellulose, 5 to 10 percent of anti-settling agent, 0.1 to 2 percent of silicones dispersant as well as 0.1 to 2 percent of silicones foam killer. The invention improves the defects that the PDP fluorescent powder in the existing PDP fluorescent powder slurry used for coating can generate settlement which causes the fluorescent powder to be seriously deposited and is incapable of ensuring the fluorescent powder to be uniformly distributed in a carrier even if an external force is used for stirring, thus causing the coating technique to be hardly carried out and leading the storage time of the PDP fluorescent powder slurry used for coating to be prolonged. The invention improves the lopping performance of the PDP slurry used for coating; the slurry coated in the slots between barriers is better adhered on the side surfaces of the barriers to form a uniform fluorescent layer, thereby forming a uniform and compact fluorescent powder layer with proper thickness on the inner surrounding walls and the bottom parts of the barriers.

The invention relates to a natural dandruff-removing and itching-relieving liquid shampoo which is prepared, by weight, by olive oil, polygonum multiflorum, Chinese honeylocust fruit and orange peel. The natural dandruff-removing and itching-relieving liquid shampoo does not contain any chemical substances, is non-toxic and harmless, and cannot cause any damage to human health. The natural dandruff-removing and itching-relieving liquid shampoo enables hair to be smooth, enables dry hair to be manageable and to have silk quality in the sense of touch, and also enables the hair to be brilliantly black, soft, bright, but not oily, full of vigor and elasticity, and healthy. The natural dandruff-removing and itching-relieving liquid shampoo is mild and natural in smell and not tangy, and a delicate fragrance lasts after the natural dandruff-removing and itching-relieving liquid shampoo is used. The natural dandruff-removing and itching-relieving liquid shampoo produces fine, smooth and rich foam, pasty fluid is continuous, stickiness is high, the natural dandruff-removing and itching-relieving liquid shampoo is easy to wash out, and the hair is not sticky. After the natural dandruff-removing and itching-relieving liquid shampoo is used, the hair is light, natural and smooth, and the phenomenon that hair cannot be combed through does not exist.

The invention relates to a thickened traditional Chinese medicine for alleviating dysphagia after stroke. The problem can be effectively solved that in the prior art, bucking and even deglutition andmicroaspiration of a patient are caused. According to the technical scheme, the thickened traditional Chinese medicine is prepared from, by weight, 25-35 g of radix astragali, 25-35 g of radix angelicae sinensis, 12-18 g of peach seeds, 12-18 g of flos carthami, 8-12 g of rhizoma chuanxiong, 8-12 g of scorpio, 1-3 centipedes and 25-35 g of herba menthae. The thickened traditional Chinese medicinehelps to train the swallowing function of a patient, the swallowing symptoms of the patient are effectively improved, intake of nutrition is increased, the treatment effect is better achieved, the thickened traditional Chinese medicine is worthy of clinical application and popularization, and is a new medicine for alleviating the dysphagia after stroke.

The invention discloses a technology for preprocessing wastewater generated in dysprosium oxide production, and belongs to the technical field of rare earth processing. The technology comprises following steps: introducing production wastewater into an oil separating tank to remove most of grease; after the grease is removed, adding a flocculating agent, after precipitation, removing the precipitates to obtain supernate (A), introducing the supernate (A) into a stirring tank, adding a heavy metal adsorbent, removing the precipitates to obtain supernate (B), filtering the supernate (B) to obtain filtrate, making the filtrate go through macroporous adsorption resin, collecting the effluent, making the effluent go through a reverse osmosis membrane to obtain a penetrating liquid, and carryingout photocatalytic reactions. The wastewater is preprocessed by a plurality of processing technologies, heavy metals, organic substances, and ammonia nitrogen in wastewater are fully processed; the processing effect is good, after processing, the wastewater can reach the discharge standards; the processed wastewater can be further processed, the subsequent water treatment efficiency is improved;and the preprocessed wastewater can be processed under different conditions.

The invention discloses an externally-used preparation for repairing acne marks and a preparation method thereof. The externally-used preparation comprises the following components in percentage by weight: 50-68 percent of water, 5-8 percent of glycerin, 4-6 percent of propylene glycol, 0.5-0.9 percent of allantoin, 1.2-1.6 percent of polysorbate-80, 2-4 percent of cetostearyl alcohol, 2-4 percentof xanthan gum, 0.1-0.4 percent of tea tree oil, 0.2-0.5 percent of rose essential oil, 1-8 percent of chamomile flowers, 0.01-0.2 percent of a pearl powder, 5-10 percent of an aloe extract, 1-5 percent of a peppermint extract, 1-5 percent of a coptis chinensis extract, 1-5 percent of fennel and 1-3 percent of shea butter. The raw materials are sequentially extracted, stirred, completely dissolved and then discharged. The externally-used preparation can achieve the effects of removing the acne marks, improving scars and the like.

The invention relates to a flaky seaweed fertilizer dust-free production device including a round roller drying unit, a material loading device, and a liquid level-sensing material-storage device; the other side of a round roller is provided with a scraper blade for scraping off seaweed skin formed from a dried seaweed liquid on the round roller. Compared with the prior art, the production device has the beneficial effects: 1, the round roller type drying unit is adopted, the seaweed liquid is quickly dried into the seaweed skin, a flaky seaweed fertilizer is directly obtained through scraping slices, and the production efficiency is increased; and 2, with arrangement of a dust removal device, the dust pollution of the flaky seaweed fertilizer in the production process is reduced.

The invention provides a long-acting protective coating for a furnace wall of a gas nitriding furnace and a preparation method thereof. The protective coating comprises an adhesive, silicon dioxide, boric anhydride, calcium oxide, copper oxide and sylvite, and preferably further comprises an anti-seepage agent. The melting point of a glass coating is adjusted, so that the coating is of a glass molten state structure at high temperature and has good viscosity and sealing effects, the coating is converted into solid glass after being cooled to the normal temperature, and the coating can keep a complete structure under temperature difference impact. The coating also contains functional elements such as boron, silicon, copper and potassium, the physical and chemical properties of a coating layer can be improved, and the coating has a good application prospect.

The invention discloses a formula of road anti-slipping coating and a preparation method. The coating is prepared from natural rubber, an amorphous state alpha-olefin copolymer, white corundum, titanium white, an ethylene-vinyl acetate copolymer, propylene glycol, aluminum stearate, polyurethane resin, sodium carbonate, PVC (Polyvinyl Chloride) resin powder, nano calcium carbonate, white alum, acrylic resin, chrome alum, an additional thermoplastic elastomer, sodium silicate, polyurethane and alcohol. Compared with the prior art, the road anti-slipping coating is coated on a cement condensed road surface and has certain glutinousness and no viscosity; the road anti-slipping coating is similar with a material of a rubber tire; in a construction and coating process, the surface is properly coated to a rough surface so that a relatively good anti-slipping effect can be generated and the popularization and application value is relatively high.