149results about How to "Not easy to seep" patented technology

The invention discloses a silt solidification method, which comprises the following steps: weighting raw materials in parts by weight: 100 parts of marine silt, 5-20 parts of caustic dross, 0-5 parts of mineral powder, 5-30 parts of a solidifying agent, wherein the solidifying agent comprises the following raw materials in parts by weight: 10-50 parts of fly ash, 20-80 parts of mineral waste residues and 2-10 parts of a catalyst, the catalyst is selected from a naphthalene-based superplasticizer, an early-strength slushing agent and an antifreezing agent and the like, and the marine silt is obtained by capturing and stockpiling; adding the raw materials into a mixer in part by weight to mix uniformly, thereby obtaining a mixture; and carrying out transportation, compaction, maintenance and detection on the mixture. The method disclosed by the invention can be applied to the filed stirring and solidification of dredger fills, cement injection piles and the like of roadbases, cement stabilization layers, soft-soil foundation reinforced working underlayers and loading layers in municipal, transportation, water conservancy and port engineering. The method disclosed by the invention can save the construction period and save the cost, is rapid in solidification effect and good in effect, and can achieve an effect of environmental protection and economy and reaches the sustainable development of renewable energy sources.

The invention relates to a medicine for treating burning by three-in-one combination bandaging strapping of 'dryness', 'moist', and 'dressing'. The medicine has the main characteristics that the medicine comprises medicinal powder, dressing and plaster, and is prepared by mainly using purple gromwell root, coptis teeta, bismuth subnitrate tablets, chloramphenicol tablet, rheum officinale, the dried rhizome of rehmannia, forsythia, the root of red-rooted salvia, safflower, angelica, borneol and the like according to according to a certain proportioning. Compared with the traditional treatment method, the medicine can moisten a burn sore surface when the burn sore surface is dry and can dry the burn sore surface when the burn sore surface is moist, can soften, oxidize in proper sequence, can clear away sores, naturally promotes skin so that low degree burn can fast heal and high degree burn does not need skin-grafting. The medicine proved by many cases of clinical trial has precise healing efficacy and high cure rate.

The invention provides a vegetable fiber tableware and a preparation method of the tableware. The method comprises the following steps: mixing raw materials uniformly, hot pressing and molding to obtain vegetable fiber shell, wherein the raw materials comprise bamboo fiber powder, corn starch, urea formaldehyde resin and rice husk with weight ratio of (4-6):(0.5-2): 2-4):1; polishing the surface of the vegetable fiber shell; spraying or soaking water soluble paint to the surface of the polished vegetable fiber shell, and then drying to finally obtain the vegetable fiber tableware. In the method, bamboo fiber powder, corn starch, urea formaldehyde resin and rice husk are used as raw materials, a shell is formed firstly by hot pressing, then a layer of water soluble paint protection film is coated at the surface of the shell, finally the tableware is obtained. The vegetable fiber tableware prepared by the method is coated with the water soluble paint protection film at the surface, the external water and other solvent are hard to permeate into the vegetable fiber shell under the protection of the water soluble paint film. In this way, the waterproof property and the fading resistance of the tableware are improved.

The invention relates to an organic phase change thermal storage material and a production method thereof. The method comprises the following steps: preparing organic phase change material emulsion, preparing an organic phase change thermal storage material and the like. According to the method, the problems of dispersion and compatibility of the organic phase change material in ardealite are effectively solved, the prepared ardealite composite phase change energy storage material is stable in performance, the organic phase change material difficultly diffuses, and the adopted technical scheme is simple in steps and easy to implement. The technology can be widely applied to a process of compounding gypsum materials and organic phase change materials and has good application prospects.

The invention discloses a Chinese yam directional cultivation device. Grooves of which the cross sections are semicircular are formed on the center line of the wall-thickness lower end face of an upper semicircular cylinder in the axial direction; semi-cylindrical raised lines which are matched with the grooves are arranged on the center line of the wall-thickness upper end face of a lower semicircular cylinder in the axial direction; the left end of the upper semicircular cylinder is aligned with the left end of the lower semicircular cylinder, thereby constructing a cylinder of which the cross section is circular; the inner wall of the upper semicircular cylinder and the inner wall of the lower semicircular cylinder are provided with high-hydroscopicity resin layers respectively; the length size of the upper semicircular cylinder is smaller than that of the lower semicircular cylinder, thereby forming a planting opening between the right end of the upper semicircular cylinder and the right end of the lower semicircular cylinder; outer-diameter end surfaces of a left part and a right part of the cylinder are sleeved with elastic rubber rings respectively. The Chinese yam directional cultivation device is suitable for directional cultivation of Chinese yam. By adopting the Chinese yam directional cultivation device, the labor intensity in planting and harvesting of the Chinese yam is lowered, root tuber tissues are prevented from being damaged, water and nutrient retention capability of the cylinder can be enhanced remarkably, the yield of the Chinese yam is increased, and the cylinder can be used repeatedly after harvesting of the Chinese yam.

A non-halogen polymer type additive for resisting fusion dropping and firing is prepared from arylthiophosphonic dihalogen and diphenol compounds in mole ratio of 1:(0.9-1.1) through fusing and polycondensating, and can be used to synthesize polyester or polyamide compounds by polycondensation. Its advantages include high chairing performance, fusion dropping resistance and flame-retarding efficiency, good compatibility to polymer substrate, and environmental pollution.

The invention provides a plant cultivation device. The plant cultivation device comprises a base, wherein a plurality of planting pots are arranged on the base, each planting pot comprises a plurality of unit pots which are superposed sequentially from bottom to top, a pot cover is arranged at the top of the corresponding superposed unit pots in a covering manner, each unit pot is a cubical pot body with a tapering inclination angle, the specification of a top opening of each cubical pot body is greater than that of a pot bottom of each cubical pot body, each cubical pot body has a semitransparent circumferential wall, an annular supporting edge is arranged at the inner circumferential side of each semitransparent circumferential wall, a plurality of ventilation holes are formed in the upper part of each semitransparent circumferential wall, a plurality of drainage holes are formed in the lower part of each semitransparent circumferential wall, a plurality of supporting columns are arranged at the inner side of each semitransparent circumferential wall in an integrated manner, water diversion passages are formed in the supporting columns, a window is formed in one side wall of each semitransparent circumferential wall, and a window plate is hinged to each window; and a watering hole and a charging hole are further formed in each pot cover. According to the plant cultivation device, the floor area is saved, water and fertilizers are efficiently utilized, heat and moisture are preserved, and lighting is guaranteed.

The purpose of the present invention is to provide a film-like battery packaging material in which a coating layer, which can be cured in a short time and exhibits superior chemical resistance, is provided to a substrate layer surface. In the battery packaging material, which comprises a laminate body that includes at least a coating layer (1), a substrate layer (2), an adhesive layer (3), a barrier layer (4), and a sealant layer (5), in that order, the use of a resin composition containing a heat-curable resin and a curing accelerator as the coating layer (1) enables the formation of a coating layer that can be cured in a short time and contributes to electrolyte liquid, etc., resistance.

The invention discloses an external embedded type plant protection unmanned aerial vehicle medicine box. The medicine box comprises a medicine box body and a U-shaped fixing plate, wave-resistant plates are arranged in the medicine box body, the inner walls of two sides of the medicine box body each are provided with a sliding groove, and a sliding plate matched with the corresponding sliding groove is arranged in the corresponding sliding groove; the inner side of each sliding plate is fixedly connected with two sides of the corresponding wave-resistant plate, a liquid outlet is arranged in the middle of the lower wall of the medicine box body, and the right wall of the medicine box body is provided with a horizontal liquid inlet; two ends of the upper side of the medicine box body each are provided with an insertion plate, and the inner sides of the two insertion plates are fixedly connected with the outer side of the medicine box body; the upper side of the medicine box body is provided with the U-shaped fixing plate, and the inner sides of two walls of the U-shaped fixing plate each are provided with an insertion groove matched with the corresponding insertion plate; the insertion plates are located in the insertion grooves, a square groove is arranged in the middle of the bottom of each insertion groove, and a clamping block matched with the corresponding square groove isarranged in the corresponding square groove; and the inner side of each clamping block is provided with a spring, and two ends of each spring are separately and fixedly connected with the bottom of the corresponding square groove and the inner side of the corresponding clamping block. The medicine box disclosed by the invention can be firmly fixed on an unmanned aerial vehicle.

The invention discloses a novel P-N-Si synergistic flame retardant epoxy resin curing agent with a molecular structure in the description below. The novel P-N-Si synergistic flame retardant epoxy resin curing agent includes 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO), dichlorodimethylsilane and p-aminophenol. The preparation process of a flame retardant is divided into two steps, first an intermediate product is obtained by reacting dichlorodimethylsilane with p-aminophenol, and then the intermediate product and the DOPO react to obtain a final product. The molecular structure contains three elements, P, N and Si, which greatly improves the flame retardant properties of an epoxy resin after curing.

The invention provides environment-friendly flame-retardant hard polyurethane foaming plastic. Polyisocyanates, polyether polyol, a foaming agent, a foam stabilizing agent, a catalyst, glycerinum and a flame retardant are taken as raw materials, wherein the flame retardant is synthesized novel halogen-free flame retardant 1-butyl-3-methylimidazole dibutyl ester ionic salt ([Bmim]DBP); the polyether polyol, the foaming agent, the foam stabilizing agent, the catalyst, the glycerinum and the flame retardant are uniformly stirred and mixed in a certain ratio at the room temperature in a high-speed dispersing machine, are further stirred and mixed uniformly with polyisocyanates added in a certain ratio, are subjected to foam molding in a mold, and are aged, so that the environment-friendly flame-retardant hard polyurethane foaming plastic can be obtained.

The invention discloses a method for preparing sludge concrete. The method for preparing the sludge concrete comprises the following steps of: weighing the following raw materials in percentage by weight: 1% of ocean sludge, 1-4% of caustic sludge, 0.5-5% of mineral powder, 1-3% of powder coal ash, 0-20% of pebbles, 0-9% of limestone and the like as well as 0.5-3% of catalyst based on the total weight of the above raw materials, wherein the catalyst can be a naphthalene-based superplasticizer, an early-strength slushing agent and the like; and the ocean sludge is obtained by means of grabbing and piling up. The method for preparing the sludge concrete comprises the following steps of: adding all the raw materials into a stirring machine in percentage by weight, and mixing uniformly to obtain a mixture; and standing the mixture for no more than 10 hours according to the water content and the environment temperature so that the mixture reacts fully, thus obtaining the sludge concrete which can be used directly. The method provided by the invention has the advantages of shortening the working period, saving expense, and recycling the sludge and industrial waste slag residues, is rapid in solidification speed, is good in effect, can realize sustainable development of environment-friendly economy and regenerated energy sources, can be applied to pavement concrete, prefabricated blocks, cement stabilizing layers, surface protecting block bodies and the like in municipal administration, traffic, water conservancy and port engineering.

The invention discloses a chicken feed. The chicken feed is prepared from the following raw materials in parts by weight: 50 to 60 parts of corn, 10 to 30 parts of soybean cakes, 10 to 20 parts of fruit peel, 5 to 20 parts of duckweed, 5 to 10 parts of fruits, 2 to 5 parts of fish meal, 1 to 3 parts of bone meal, 0.5 to 1 part of garlic powder, 1 to 2 parts of spiral seaweeds and 0.25 to 0.5 part of edible salt. The invention also discloses a preparation method of the chicken feed. The preparation method comprises the steps of crushing, fermenting, mixing and the like. The invention also discloses a chicken raising method utilizing the chicken feed. The chicken raising method is also characterized in that chicken is naturally raised under a fennel tree, and the chicken can peck at leaves or barks of the fennel tree. The chicken feed is balanced and rich in nutrients, favorable for digestive absorption of the chicken and capable of increasing the growth speed of the chicken. The chicken raising method is scientific and reasonable, so that the raised chicken is relatively healthy and relatively good in meat quality.

The invention discloses a high-barrier-property pesticide packing bottle and preparation thereof. The high-barrier-property pesticide packing bottle comprises a barrier layer, an adhesion layer and abase layer which adhere to one another successively from inside to outside, the barrier layer and the base layer are separately attached to the two sides of the adhesion layer, and the thickness ratioof the barrier layer, the adhesion layer and the base layer is 1: 0.5-0.8: 2-2.5. The preparation method comprises the following steps: S1, raw material fusing; S2, double-screw extrusion forming; S3, blow molding; and S4, blow molding of the barrier layer. The high-barrier-property pesticide packing bottle has excellent mechanical property and pesticide permeation resistance, and has the advantage of good barrier property. In addition, a pesticide packing bottle prepared by the preparation method is formed integrally, the mechanical property and the pesticide permeation resistance are excellent, and the barrier property is good.

The invention relates to an atomizer and an electronic cigarette which have the following advantages that after being powered on, the electronic cigarette can be smoked and used; when inhaling is performed at a suction nozzle, airflow flows to the suction nozzle through an air inlet channel, an atomizing chamber and a smoke channel; meanwhile, an atomizing component atomizes tobacco tar at a hightemperature to form smoke, and the smoke enters a mouth of a user through the suction nozzle along with the airflow; the atomizing chamber and the smoke channel are separated by a gas-liquid isolationcover, so that the production process and the assembly procedure can be simplified; the smoke generated at a high temperature can form a liquid condensate when meeting with cold air; a liquid storagechamber is formed in the air inlet channel, so that the liquid condensate permeates into the liquid storage chamber through the air inlet channel, is stored in the liquid storage chamber, cannot flowout of the atomizer or permeate into a host machine and is prevented from corroding electronic components in the host machine, therefore, the safety and the reliability of the electronic cigarette are improved, and the service life is prolonged; as the liquid condensate is stored in the liquid storage chamber, on one hand, the liquid condensate difficultly seeps out of the atomizer, so that the user difficultly stains hands; on the other hand, when the user smokes the electronic cigarette, the liquid condensate is difficultly smoked into a mouth of the user, therefore, the use experience is good.

The invention provides a heat-conducting grease composition free of oligosiloxane volatilization. The heat-conducting grease composition is prepared from the following components in parts by weight: 350-550 parts of a heat-conducting filler modifier, 100-200 silicon-free heat-conducting oil, 80-100 a nanoscale second dispersant and 10-30 a high-temperature resistance assistant, wherein a heat-conducting filler is prepared from a carbon nano tube, boron nitride and a particulate matter at the weight ratio of (5-15):(0.5-1):(35-45). The heat-conducting grease composition belongs to the technical field of thermal interfacial materials. The heat-conducting grease composition is good in stability, no oligosiloxane volatilizes in use, and the heat-conducting grease composition has ultra-low contact thermal resistance characteristics and good electric insulation property and dielectric property, is stable in room-temperature storage, free of oil leakage and good in weather resistance, and does not become dry and hard even if used below 180 DEG C for a long period of time.

The invention relates to an aluminum template which has higher use efficiency and saves more materials. The aluminum template comprises a panel and connection plates at the periphery of the inner side of the panel, wherein a plurality of vertical reinforcing ribs and transverse reinforcing ribs are arranged on the inner side of the panel, and the two ends of the vertical reinforcing ribs and the transverse reinforcing ribs are fixedly connected with the connection plates respectively; notches are formed in one sides of the transverse reinforcing ribs, which are contacted with the panel; the vertical reinforcing ribs are inserted into the notches. According to the aluminum template, a manner of arranging the reinforcing ribs vertically and transversely is adopted so that the panel with a template area of 0.5 square meters is divided into a plurality of small stresses faces, so that the template is not easy to deform and the strength and the bearing capability of the template are enhanced greatly; convex shoulder strip inner bolts are arranged on the connection plates for connection so that the occlusion of the templates is more tight and slurry is not easy to seep, and furthermore, the slurry is saved and a construction site is prevented from being polluted by the slurry; a pin sheet is set to be a radian plate so that the pin sheet is not easy to fall off, is convenient to mount and dismount and is convenient to pick up when falling down to the ground; the construction cost is reduced effectively to a certain extent.

The present invention is immobilized laccase as one kind of redox enzyme and its preparation process. The immobilized laccase is immobilized onto PVA carrier with active ester radical through chemical linkage. The preparation process includes two steps of synthesis of the carrier and the immobilizing of the laccase, the synthesis of the carrier includes PVA crosslinking, dispersing, washing, grinding and the reaction with carboxylic acid derivative and compound containing N-succinimide radical; and the immobilizing of the laccase includes the mixing of the carrier and laccase, shaking reaction, washing and drying. The immobilized laccase has high stability, high activity and low cost.

The invention discloses an active dye printing process which includes the steps of printing, drying, roll alkali treatment, steaming fixation, washing, soaping and washing. In the printing process, dyes in printing paste are divinyl sulfone active dyes or 'double-active-group active dyes comprising a vinyl sulfone active group and a chorotriazine active group'. In roll alkali treatment, mangle expression is 30-50%. Adopted fixation alkali liquor comprises 5-15% of sodium carbonate, 5-10% of sodium silicate, 0.5-2% of sodium hydroxide and the balance water. In the printing process, alkali agents and urea added into the printing paste can be omitted, roll alkali treatment and steaming fixation are performed after printing and drying, urea is omitted in the process, ammonia nitrogen emissioncan be greatly reduced, and sewage discharge can reach standards. Besides, dye hydrolysis can be reduced, the stability of the color paste is prolonged, steaming time is shortened, steaming efficiencyis improved, and product production cost is reduced.

The invention relates to a nylon engineering plastic, particularly relates to a P-N fire retardant, a flame-retardant master batch, and a flame-retardant nylon engineering plastic. In order to solve the defects of poor fire resistance and mechanical property of the flame-retardant nylon engineering plastic in the prior art, the invention provides the P-N fire retardant, the flame-retardant master batch, the flame-retardant nylon engineering plastic and preparation methods thereof. The structural general formula of the P-N fire retardant provided by the invention is shown in the specification, wherein R1 is a benzyl or aryl functional group; R2 and R3 are alkyl or hydrogen; R4 and R5 are alkyl or hydrogen; n is greater than or equal to 2, preferably 2-6; and m represents the polymerization degree of polymer and is an integer greater than or equal to 1. The flame-retardant master batch provided by the invention comprises the fire retardant. The glass fiber reinforced flame-retardant nylon engineering plastic provided by the invention comprises the flame-retardant master batch. The fire retardant and the flame-retardant master batch provided by the invention are good in flame-retardant effect; and the provided nylon has better fire resistance and mechanical property.

The invention discloses a compound DOPO-MA. The compound DOPO-MA has a molecular structural formula which is described in the specification. The synthetic method for the compound DOPO-MA comprises thefollowing steps: mixing DOPO, maleic anhydride and a solvent under inert gas, carrying out a reaction at a certain temperature for a plurality of hours, subjecting a product to rotary evaporateion, and carrying out standing. The compound DOPO-MA has a molecular structure which contains an acid anhydride group used for curing epoxy resin and contains a phosphorus element with a certain flame retardant effect, so the DOPO-MA is used as a flame-retardant curing agent of epoxy resin.

The invention relates to the technical field of polyamide films, in particular to a melamine salt flame retardant, a flame-retardant polyamide film and the preparation method thereof, and aims to solve the problems in the prior art that the overall properties (including flame retardancy and mechanical property) of the flame-retardant polyamide film are poor. The invention provides the melamine salt flame retardant, the flame-retardant polyamide film containing the melamine salt flame retardant, and the preparation method thereof. The flame retardant is a melamine phosphate salt with the tetrahydrofuran ring structure. The addition of the melamine salt flame retardant does not reduce the viscosity of polyamide, the film product has excellent overall properties and is environment-friendly, and the preparation method is simple and favorable to industrial production.

The invention relates to the field of cable maintenance, in particular to a line repair device. The line repair device includes a repair shell; a line connector is arranged in the repair shell; the line connector includes a middle connecting piece and two lock nuts; the two lock nuts are connected to both ends of the middle connecting piece in a threaded manner; each lock nut is provided with a tapered elastic sleeve; the entrance of a wire insertion hole is a corresponding tapered expansion structure; the upper surface of the repair shell is provided with a glue injection hole, and the liquidrepair glue can be injected into the repair shell through the glue injection hole; and the repair glue and repair shell together form a line repair insulation layer after the repair glue solidifies.The beneficial effects of the line repair device are as follows: the wire connection at the cable connection location is firm and reliable, and has a large current flow area; and the repair shell andthe solidified repair glue together form the repair insulation layer at the cable connection location; therefore, the water and moisture resistance is good, the strength is high and not easy to break,the cable can run effectively for a long time after connecting, and the service life of the cable is prolonged.

The invention provides a preparation method of chitosan / mesoporous molecular sieve immobilized laccase and a degradation method of phenolic wastewater. Compared with the prior art, a ZSM-5 molecular sieve with double mesoporous is used as a carrier, laccase is immobilized through physical adsorption, the ZSM-5 molecular sieve of the immobilized laccase is wrapped by chitosan, immobilized pellets are prepared, and the defects that the molecular sieve is unstable and prone to disengagement for laccase loading while good in laccase adsorption performance, and laccase immobilization area is small and immobilization efficiency is low while chitosan has good biocompatibility and adaptabilityare overcome.

The invention relates to a traditional Chinese medicine compound piglet feed. The traditional Chinese medicine compound piglet feed comprises feed main materials; and the feed main materials comprise corns, soybean meal, wheat, brewers grains, steam fish meal, flour, baking soda and a liquid enzyme preparation. According to the traditional Chinese medicine compound piglet feed provided by the invention, traditional Chinese medicine components are added to the feed main materials so that the effects of enhancing the pig immunity and adjusting the gastrointestinal functions of pigs are realized, and the utilization amount of antibiotics is reduced, even the antibiotics are not used.

The invention discloses a preparation method of an energy-saving floor tile, and belongs to the technical field of preparation of building materials. After a prefabricating body of the floor tile is sintered, polyurethane is pyrolyzed to form a loose porous structure, and thermal phase change microcapsules in paraffin sol are distributed into the pore structure, and can be melted to absorb heat and store energy in summer, and cured to discharge heat and increase temperature in cold days, so as to reduce the electric utilization amount of temperature regulating devices of indoor air conditioners and the like. The energy-saving floor tile has the advantages that the liquid phase is mainly provided by silicon sol, and the amorphous silica in the silicon sol is firstly gelled and dewatered, then generates particle agglomeration in the temperature rising process, so that the powder flowing, dispersing and firing are accelerated, and also can react with other oxides in the substrate at hightemperature, the silicon carbide is oxidized at high temperature, an amorphous oxidizing layer is produced at the surface, the activity of the amorphous oxidizing layer is very high, and the amorphousoxidizing layer can react with impurities in the substrate to generate low-melting point phase for accelerating sintering, so that the sintering temperature of the floor tile is reduced, and the energy consumption in production of the floor tile is decreased; the application prospect is broad.

The invention relates to a novel compound, 10-((4-aminophenyl)(hydroxyl)methyl)-9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, as well as a preparation method of same. The compound is prepared by performing a reaction to raw materials, including DOPO and p-nitrobenzaldehyde, in ethanol or a DMF solvent to obtain an intermediate product, and then reducing the intermediate product with iron powder, and finally neutralizing and purifying the product to obtain the compound. The compound can be used as a curing agent and a flame retardant for epoxy resin. The preparation method employs easy-to-obtained raw materials and has simple processes, so that the compound is convenient to promote and apply.

The invention relates to the technical field of foods, in particular to an aromatic flavoring, which comprises the following raw materials in part by weight: 4 to 15 parts of wild pepper, 5 to 20 parts of star anise, 6 to 20 parts of fennel fruit, 7 to 20 parts of cinnamon, 1 to 10 parts of clove, 3 to 7 parts of nutmeg, 3 to 10 parts of round cardamom fruit, 5 to 10 parts of lesser galangal rhizome, 5 to 10 parts of heterophylly falsestarwort root and 3 to 5 parts of yam. The aromatic flavoring is prepared from rich raw materials by a simple process, has low cost and good mouthfeel, increases appetite, strengthens physical health and is greatly favorable for human health.