95results about How to "Easy craft" patented technology

The invention discloses a cathode material for a lithium ion battery and a preparation method thereof. Stannic oxide-based conductive nanocrystal particles are uniformly loaded on the surfaces of reduced graphene oxide slice layers, and one to five layers of reduced graphene oxide slice are available. The stannic oxide-based conductive nanocrystal is SnO2 doped with one or a plurality of W, F, Mo, Nb, Ta and Cr. The doping content of heteroatom is 0.01-20at%. The mass ratio of the reduced graphene oxide to stannic oxide-based conductive nanocrystal is 1: (0.1-10). The size of the loaded nanocrystal is 7-30nm. Square resistance is 20-60 Omega. The conductive nanocrystal or reduced graphene oxide composite material prepared by the method overcomes the defects of large interface resistance, high internal resistance, stacking of the graphene slices, aggregation of loaded particles and so on of conventional composite materials. The stannic oxide-based conductive nanocrystal or reduced graphene oxide composite cathode material prepared by the method has excellent electrochemical performance, high specific capacity, good cycle performance and small internal resistance.

The invention relates to a pet health food and a preparation method thereof. The food materials are weighed according to weight percentage, and are 60 to 80 percent of glutin, 5 to 20 percent of fish collagen peptide powder, 5 to 20 percent of fish oil and 5 to 10 percent of compound vitamin, and the compound vitamin is animal-needed vitamin which includes vitamin A, vitamin B1, vitamin D, vitamin E, vitamin C and niacin; the materials are ground, mixed, then sent into a twin-screw extrusion-expansion machine, expanded and press-formed by a die, and after drying for shaping, picking, packaging and sterilization, the finished product is obtained. The pet health food has low fat content and high high-quality protein content, and is rich in minerals and vitamins, nutrition is balanced, and after being eaten, the pet health food can ensure that pets can become bright and active and that the fur can become brighter and more smooth, and also can increase appetite and promote the growth of muscles and bones. The shape of the pet health food is full, the internal texture is hard and dense, and thereby the pet health food can satisfy the chewing nature of pets and pets can grind and clean teeth.

The invention discloses the comprehensive use of an ovateleaf holly bark medicinal material, which relates to method for extracting and separating from plants and use in field of medicines, in particular to a method for extracting syringin, pedunculoside, ovateleaf holly bark acid and ovateleaf holly bark total saponins from an ovateleaf holly bark medicinal material and use. In the invention, the syringing is prepared from water extract solution of the ovateleaf holly bark medicinal material, the pedunculoside and ovateleaf holly bark acid are prepared from medicine slag obtained after water extraction from the ovateleaf holly bark medicinal material, the purities of the syringin, pedunculoside and ovateleaf holly bark acid are all over 98 percent, and the ovateleaf holly bark total saponins are extracted from the medicine slag obtained after the water extraction from the ovateleaf holly bark medicinal material. The ovateleaf holly bark total saponins can be used for preparing medicines for preventing and treating hyperlipemia, medicines for relieving myocardial ischemia and angina and medicines for treating inflammation and pain. The invention has the advantages that: four active ingredients can be obtained from the ovateleaf holly bark medicinal material and resources can be fully utilized; and 2, the raw materials are readily available, the process is simple, the quality is controllable and batch production can be performed.

The invention relates to a polyphosphamide fire retardant with a bicyclic phosphate structure and a preparation method thereof. The structural formula of the polyphosphamide fire retardant is shown in the specification, wherein n is an integer between 2 and 2000. The preparation method of the polyphosphamide fire retardant comprises the following steps of: carrying out substitution reaction between phosphorus oxychloride and 1-oxo-4-hydroxymethyl-2,6,7-trioxo-1-phosphabicyclo[2,2,2] octane (PEPA) to prepare an intermediate, then carrying out polycondensation on the intermediate and 4, 4'-diamino diphenyl sulfone under the action of an acid-binding agent to obtain the final product. Because of containing three flame-retardant elements, namely phosphorus, nitrogen and sulphur, the polyphosphamide fire retardant disclosed by the invention solves the problem that a multicomponent intumescent flame retardant is single in flame-retardant element variety, is not uniformly distributed in a material and excessively consumes mechanical property when added in a large quantity; and the polyphosphamide fire retardant has the advantages of high initial thermal decomposition temperature, good thermal stability and high char yield at a high temperature and can be applied to the flame-retardant modification of materials such as polyamide and polyester, independently or in a compound manner.

The invention belongs to the technical field of Chinese medicine, and discloses a Chinese medicament for treating viral keratitis, which consists of the following raw materials by weight: 10 to 20 grams of honeysuckle, 15 to 25 grams of weeping forsythae, 7.5 to 15 grams of divaricate saposhnikovia root, 6 to 10 grams of fineleaf schizonepeta herb, 3 to 10 grams of incised notopterygium rhizome, 5 to 9 grams of simpleleaf shrub chastetree fruit, 9 to 15 grams of pale butterflybush flower, 6 to 10 grams of chrysanthemum and 3 to 9 grams of raw licorice root. The Chinese medicament has the characteristics of readily available raw materials, relatively lower cost, good curative effect, quick response, no toxic or side effect, the curative ratio of over 92 percent, and the like.

The invention discloses a thermal-conductive flame-retardant weatherproof anti-static environment-friendly insulating material for cables. The insulating material comprises, by weight, 50-60 parts of chlorinated polyethylene rubber, 7-11 parts of coupling agent, 2-4 parts of antistatic agent, 5-8 parts of antimony trioxide, 3-8 parts of calcium stearate, 5-10 parts of toughening agent, 1-2 parts of antioxidant, 2-6 parts of ultraviolet light absorber, 6-8 parts of flame retardant and 8-14 parts of insulating nanometer thermal conductive filler. The insulating material has good anti-oxygen effect, high stability and outstanding thermal conductivity, has high tensile strength and elongation at break, and also has good flame-retardant properties, anti-static performance and insulation performance, thereby being suitable for serving as the outer wrapping insulation material for cables; the preparation method of the insulating material has the advantages of low material cost, easy availability in raw materials, simple process, high practical value and good application prospects.

The invention discloses bamboo shoot dietary fiber milk jelly and a preparation method thereof. The milk jelly is prepared from, by weight, 100 parts of fresh milk, 3-8 parts of bamboo shoot dietary fibers, 10-15 parts of egg white, 12-18 parts of saccharose, 2-5 parts of gelatin sheets, 45-55 parts of cream, 0.01-0.02 part of potassium chloride and 0.05-0.1 part of sodium citrate. According to the bamboo shoot dietary fiber milk jelly, bamboo shoot processing residues serve as raw materials, an enzymatic hydrolysis pretreatment mode is combined with a dynamic high pressure homogeneous technology, the nanometer bamboo shoot dietary fibers are prepared, the nanometer bamboo shoot dietary fibers are added to milk jelly food, a product which meets consumer demands and is reasonable in nutrition match and good in taste is developed, and a new thought and method are provided for deep development of the bamboo shoot dietary fiber.

The invention discloses a wear-resistant degradable antistatic packaging material. The packaging material comprises the following raw materials by weight: 2-4 parts of a synergist, 45-55 parts of a degradable polymer, 2-4 parts of a coupling agent, 15-25 parts of starch, 0.8-1.4 parts of an antistatic agent, 1-3 parts of graphene, 6-8 parts of a wear-resistant additive, 4-8 parts of lignin, 0.4-0.6 part of sodium humate and 1-2 parts of a plasticizer. The packaging material provided by the invention has good antistatic, wear-resistant and scratch-resistant properties, superior mechanical strength and mechanical properties and good impact resistance and dimensional stability; moreover, the material has good degradation ability after being discarded and poses little pollution to environment; meanwhile, a preparation method for the material has the advantages of lower material cost, easy availability of the raw materials, simple process, high practical value and good application prospects.

The invention discloses a compound microbial fertilizer. The fertilizer includes the following ingredients in parts by weight: bamboo charcoal powder 10-30, peat powder 20-40, decomposed coal 10-30, humic acid 40-50, refined rice chaff 20-40, zeolite powder 8-12, liquid organic carbon 15-25, a nitrogenous fertilizer 5-10, a phosphate fertilizer 4-6, a binding agent 4-6, a potash fertilizer 2-4, a super absorbent polymer 3-5, a fertilizer containing middle elements and trace elements 2-4 and biological bacteria 0.6-1. The fertilizer provided by the invention has the characteristics of high complementarity, disease resistance, bacterium inhabitation, soil fertility improvement, soil activation, yield increase and quality improvement, can improve the effectiveness of inorganic nutrients, increase crop yield, improve the quality of agricultural products, reduce fertilizer consumption and improve soil, has no pollution and no abnormal odor and low consumption amount. Through adopting organic waste water to prepare organic matter, waste is turned into wealth and production cost is greatly saved. The fertilizer uses the easily available ingredients, has a simple production process and can be produced in a large scale without resource limits.

The invention discloses a refreshing nutrient milk tea and belongs to the field of beverage formula. Per 100 ml beverage contains 5-20g of soymilk powder, 0.5-3g of coffee powder, 5-20g of cane sugar, 6-8g of codonopsis lanceolata extract, 0.5-1g of American ginseng extract, 0.5-1.4mg of vitamin, 1-2mg of nicotinic acid, 10-50mg of taurine and the balance of water. The beverage provided by the invention has good mouthfeel, low cost, unique flavour, anti-fatigue effect and abundant nutrition.

The invention discloses a plant bud grafting wound healing agent. The plant bud grafting wound healing agent is prepared from, by weight, 6-8 parts of polyvinyl alcohol, 10-16 parts of water, 3-5 parts of sodium humate, 2-4 parts of nutrient element additive, 0.01-0.05 part of chitooligo saccharide, 0.5-0.9 part of iron vitriol, 1-2 parts of bactericide, 12-14 parts of a protective agent, 2-3 parts of a tackifier, 2-4 parts of nutrient and 0.1-0.3 part of auxin. The healing agent can effectively avoid bud grafting incisional wound infection and rotting, bacterium infection is avoided, water evaporation is reduced, wound healing is promoted, the bud grafting success rate is increased, the healing agent integrates sterilization, nourishment and moisturizing, use is flexible and convenient, the effect is outstanding, the safety is high, and rain wash resistance is good; meanwhile the preparation method is low in material cost, raw materials are easy to obtain, the technology is simple, and the high practical value and the good application prospect are achieved.

A dolomite modified activated carbon desulfurization agent is prepared from the following raw materials: by weight, 100-120 parts of activated carbon, 20-23 parts of dolomite, 10-12 parts of montmorillonite, 3-4 parts of citric acid, 4-5 parts of polyacrylonitrile microsphere, 8-10 parts of modified attapulgite and a proper amount of water. The dolomite modified activated carbon desulfurization agent uses the dolomite and the montmorillonite, is dried by calcining and spraying, and has good adsorption and desulfurization performances; by addition of the polyacrylonitrile microsphere, the dolomite modified activated carbon desulfurization agent has an increased strength and is not easy to collapse; and the dolomite modified activated carbon desulfurization agent has the advantages of easily obtained raw materials, simple process and low cost, is suitable for industrial production, may not produce harmful materials, and has a good application prospect.

The invention discloses an Ag / CNTs / GO compound with a sandwich structure and a preparation method thereof. In the sandwich structure, the upper layer and the lower layer are graphene oxide thin layers, and the middle is a carbon nanotube layer with a hollow structure, wherein nano-silver particles are uniformly dispersed in graphene oxide and carbon nanotubes. The method provided by the invention has the advantages of simplicity and practicability, convenient operation, easy control, simplicity and environmental protection. Also, the prepared Ag / CNTs / GO compound with a sandwich structure strengthens the collaborative immobilization capacity of graphene and carbon nanotubes to nano-silver, so that the compound can have very good stability, and the dispersibility of nano-silver particles are improved. At the same time, the compound also shows a strong inhibitory effect on Gram positive bacteria (staphylococcus aureus) and Gram negative bacteria (Escherichia coli) and other strains.

The invention relates to a process for recycling diesel oil in waste oil base drilling fluid. The process is characterized by comprising the following steps: separating the diesel oil from the waste oil base drilling fluid, and purifying the separated waste diesel oil, wherein the step of separating the diesel oil from the waste oil base drilling fluid comprises the following specific steps: (1) adding water to dilute the waste oil base drilling fluid, and (2) carrying out thermal chemical demulsification-centrifugal separation on the waste oil base drilling fluid; the step of purifying the separated waste diesel oil comprises the following specific steps: (1) performing centrifugal pretreatment on the waste diesel oil; (2) performing flocculation-centrifugal treatment on the waste diesel oil; (3) performing pickling-centrifugal treatment on the waste diesel; (4) performing alkali wash-centrifugal treatment on the waste diesel; and (5) performing hargil adsorption-centrifugal-filtration treatment on the waste diesel. The process disclosed by the has the advantages that firstly, the recycling rate of the diesel oil in the waste oil base drilling fluid is 80%, secondly, grain impurities, colloid, asphaltene and other oxides in the diesel oil can be removed, thirdly, the recycled diesel oil is pure in color and smell and good in quality, and the standard of reprepared oil base drilling fluid is achieved, and fourthly, the process is simple, the operation is convenient, the production cost is low, and the recycling rate of the diesel oil in the purification is 80%.

The invention provides an earthed telescopic meshed-type civil electrical connecting device as well as a plug and a socket thereof. The earthed telescopically-meshed civil electrical connecting device is particularly suitable for wired or wireless plugs, fixed or movable sockets, interconnecting couplers, appliance couplers and the like used for the indoor or outdoor. The earthed telescopically-meshed civil electrical connecting device comprises a rotary springback meshed-type electrical connecting plug and a rotary spirngback meshed-type electrical connecting socket, wherein the rotary springback meshed-type electrical connecting plug is provided with a metal contact A and the like, the rotary spirngback meshed-type electrical connecting socket is provided with a metal contact B and the like, and the metal contact A and the metal contact B are electrically connected through mutually meshing under the action of an earthed telescopic spring mechanism. The earthed telescopic meshed-type civil electrical connecting device has the advantages of wide application range, simple structure, simplicity and convenience in operation, reliable connection performance and capability of ensuring that earthed metal contacts are firstly connected, and then a firing line and a zero line are connected when the connecting device is spliced every time, ensuring that the firing line and the zero line are firstly disconnected, and then the earthed metal contacts are disconnected when the connecting device is pulled out, ensuring that the firing line and the zero line are uniform and reliable in contact pressure, ensuring safety and preventing accidental electric shock.

The invention discloses a high-strength antistatic, aging-resistant, environmentally-friendly and flame-retardant cable tray. The cable tray comprises, by weight, 80-100 parts of PVC resin, 30-50 parts of glass fibers, 25-35 parts of polyolefin elastomer, 20-30 parts of waste plastics, 2-5 parts of antimony trioxide, 6-8 parts of a barium-zinc stabilizer, 8-12 parts of a flame retardant, 7-11 parts of a coupling agent, 3-5 parts of an antistatic agent, 10-15 parts of a processing assistant, 2.5-3.5 parts of zinc stearate, 4-10 parts of aluminum hydroxide and 2.5-3.5 parts of titanium dioxide. The cable tray has the advantages of high bending strength, high bearing capacity, excellent antistatic and flame-retardant properties, excellent acid, alkali and salt resistance, long service life, low cost, energy saving, environmental protection and no pollution, and can be widely applied to the fields of petroleum, chemical engineering, light industry, televisions and telecommunication; and a making method of the cable tray has the advantages of low cost of materials, easily available raw materials, concise process, high practical values and good application prospect.

The inventiondiscloses an environment-friendly efficient binding agent for plywood. The binding agent is prepared from raw materials in parts by weight as follows: 5-7 parts of vinyl acetate, 0.1-0.5 parts of an emulsifier, 6-8 parts of water glass, 15-25 parts of polyvinyl alcohol, 0.3-0.7 parts of an anti-mildew bactericide, 10-20 parts of a thickening agent, 15-17 parts of a filling agent, 6-10 parts of cellulose ether, 10-20 parts of acrylic resin, 3-7 parts of starch and 40-60 parts of water. The efficient binding agent is higher in binding strength and water resistance, better in storage stability, free of toxic substances such as formaldehyde, benzene, toluene and the like and is completely non-toxic, harmless and environment-friendly, and besides, the efficient binding agent is short in curing time, long in effective service life and better in permeability. Meanwhile, a preparation method of the binding agent is lower in cost, adopts available raw materials and simple technology, is easy to operate, facilitates realization of industrial production, and has higher practical value and good application prospect.

The invention discloses a compound oxygen-increasing water purifying agent for aquaculture. The compound oxygen-increasing water purifying agent is prepared from the following raw materials in parts by weight: 13-17 parts of an oxygen-increasing agent, 2-6 parts of a pH value regulator, 3-5 parts of activated carbon, 10-18 parts of attapulgite, 20-30 parts of an ore additive, 7-9 parts of sodium carboxymethyl cellulose, 6-8 parts of chitosan, 2-4 parts of L-ascorbic acid, 2-5 parts of a curing agent and 0.5-1.5 parts of a stabilizer. The compound oxygen-increasing water purifying agent for aquaculture has the advantages of small dosage and flocculation and adsorption capability, and is capable of effectively eliminating rancidity of a remnant feed in a pond and regulating the pH value of a culture pond. In addition, dissolved oxygen in water can be effectively increased, the water quality can be improved and organic matters in the water can be absorbed and reduced. Meanwhile, the oxygen-increasing water purifying agent is nontoxic in raw materials, available in material, relatively low in production cost and simple in process, and has relatively high practical value and a good application prospect as the oxygen-increasing water purifying agent for aquaculture.

The invention relates to self-drying aqueous alkyd resin solution and a preparation method thereof. According to a formula, the solution comprises the following raw materials in part by weight: 15 to 25 parts of terephthalic acid, 5 to 35 parts of monoacid, 30 to 40 parts of polyatomic alcohol, 10 to 45 parts of rosin, 0.1 to 0.3 part of color reducer, 10 to 15 parts of maleic anhydride and 6 to 15 parts of cosolvent. The preparation method comprises the following steps of: mixing the terephthalic acid, the monoacid, the polyatomic alcohol, the rosin and the color reducer; preserving the heat at the temperature of between 210 and 230 DEG C for 1 to 3 hours to distill off esterified water; cooling the solution to 130 to 150 DEG C, adding the maleic anhydride into the solution and raising the temperature for reaction until the temperature is raised to 210 to 230 DEG C; and reducing the temperature to 110 to 130 DEG C, adding the cosolvent into the solution, continuously reducing the temperature, adding a neutralizing agent into the solution, adjusting the pH value and adding de-ionized water into the solution to obtain the product. By using water as a diluting agent, the solution has the advantages of less using amount and discharge of an organic solvent, readily available raw materials and simple process; and a coating has the advantages of high glossiness, superior water resistance, superior weather resistance, and adhesion and drying property equivalent to those of a solvent-based coating.

A skin-moistening cream for beautifying skin, taking care of skin health and treating some dermatopathies of hand and foot is prepared from the Chinese-medicinal (liquorice root) decoction and glycerine through proportional mixing.

The invention discloses a fireproof coal ash heat insulation material which comprises, by weight, 15-25 parts of compressed coal ash, 20-40 parts of acidified coal ash, 10-14 parts of water glass, 12-18 parts of adsorption filling soil, 5-7 parts of coupling agents, 15-25 parts of adhesives, 9-13 parts of glass beads, 8-16 parts of reinforced fibers and 7-11 parts of flame-retardant additives. The coal ash is comprehensively recycled, resources are saved, environments are protected, waste is sufficiently used, the prepared heat insulation material is low in specific gravity, high in strength, good in heat insulation performance, excellent in high-temperature resistance and flame resistance and good in stability. Besides, the preparation method is low in material cost and simple and clear in process and has a high practical value and a good application prospect, and raw materials are easily obtained.

The invention discloses an insulating coating material for a power distribution cabinet. The insulating coating material is prepared from the following raw materials in parts by weight: 75-85 parts of a modified waterborne polyurethane emulsion, 8-10 parts of waterborne alkyd resin, 4-8 parts of diethylenetriamine, 10-14 parts of cyclohexanone, 12-15 parts of ethyl acetate, 2-3 parts of an aluminate coupling agent, 15-25 parts of a thermal conducting filler, 10-12 parts of a processing aid, 14-18 parts of an ore adding powder and 7-9 parts of anticracking fiber. The insulating coating material has excellent insulating property, film-forming property and mechanical property, good high temperature resistance, excellent antiseptic and moisture-proof properties, good anti-ultraviolet property and ageing resistance, relatively high adhesive force and relatively good heat-conducting property; and meanwhile, according to the preparation method of the insulating coating material, the material cost is relatively low, the raw materials are available and the process is simple, so that the insulating coating material has relatively high practical value and a good application prospect.

The invention discloses a high-thermal-conductivity flame-retardant weather-resistant encapsulating material for a new energy battery. The encapsulating material is prepared from the following raw materials in parts by weight: 25-35 parts of unsaturated polyester resin, 15-25 parts of phenyl silicone resin, 0.15-0.5 part of an ultraviolet absorber, 0.1-0.35 part of an ultraviolet stabilizer, 7-13 parts of talcum powder, 4-6 parts of aluminum hydroxide, 0.5-1.5 parts of graphene, 15-25 parts of vinyl silicone oil, 12-14 parts of a heat-conducting additive, 4-8 part of a coupling agent, 4-6 parts of rare earth oxide and 5-15 parts of a processing aid. The high-thermal-conductivity flame-retardant weather-resistant encapsulating material for the new energy battery has excellent thermal conductivity and is capable of dissipating heat released by a lithium battery in a use process, so that the service life of the battery is remarkably prolonged, and the charging safety of the battery is remarkably improved; besides, the encapsulating material has excellent flame retardance, mechanical property and impact resistance and further has waterproof, moisture-proof, fireproof, explosion-proof and flame-retarding functions; and meanwhile, a preparation method of the encapsulating material is relatively low in material cost and has relatively high use values and good application prospects, the raw material are easily available, and the process is simple and clear.

The invention discloses a zirconium-doped cerium-manganese oxide catalyst as well as preparation and application. The catalyst is a xZr-Ce-Mn ternary complex oxide obtained by a co-precipitation method, wherein x represents the percentage of zirconium in the total mole number of cerium-manganese, and is greater than or equal to 2.5 and less than or equal to 10. A preparation method comprises the following specific steps: dissolving a certain amount of manganese salt, cerium salt and zirconium salt into 200 ml of deionized water, dripping an ammonium carbonate aqueous solution with stirring at room temperature, continuously stirring for 1 to 3 hours, then filtering to obtain solids, transferring the solids into an oven for drying at 60 to 80 DEG C for 12 hours, and then roasting the solids in a muffle at 400 to 600 DEG C for 3 to 5 hours to obtain the zirconium-doped cerium-manganese oxide catalyst, wherein the mole ratio of cerium to manganese is 1 to 1. The catalyst is used for catalytic oxidation of nitric oxide, and the highest conversion ratio can reach 99 percent or above at 150 DEG C. Furthermore, the industrialized production of the zirconium-doped cerium-manganese oxide catalyst is easy to realize as the raw materials for preparing the catalyst are easily obtained, the process is simple and the cost is relatively low.

The present invention discloses a composite aquaculture oxygen increasing water purification agent, which comprises the following raw materials by weight: 13-17 parts of an oxygen-increasing agent, 2-6 parts of a pH value adjusting agent, 3-5 parts of active carbon, 10-18 parts of attapulgite, 20-30 parts of an ore additive, 7-9 parts of sodium carboxymethyl cellulose, 6-8 parts of chitosan, 2-4 parts of L-ascorbic acid, 2-5 parts of a curing agent, and 0.5-1.5 parts of a stabilizer. According to the present invention, the composite aquaculture oxygen increasing water purification agent has advantages of low use amount, strong flocculation adsorption capacity, effective elimination of the rancidity of residual bait in the pond, breeding pond pH value adjusting, effective dissolved oxygen increasing, water quality improving, absorption and reduction of organic matters in the water body, non-toxic raw material, easily available materials, low production cost and simple process, and has high practical value and good application prospect in the application as the aquaculture oxygen increasing water purification agent.

The invention discloses an environment-friendly high-strength fragrant wood-plastic material and a preparation method thereof. The environment-friendly high-strength fragrant wood-plastic material isprepared from the following raw materials in parts by weight: 60-70 parts of amino resin, 7-9 parts of modified bamboo powder, 7-9 parts of modified diatomite, 8-14 parts of acrylate impact modifier,5-7 parts of coupling agent, 8-10 parts of mixing rubber, 30-40 parts of waste straw, 20-30 parts of waste wood, 3-5 parts of heat stabilizer, 12-18 parts of natural plant essential oil, 8-12 parts offlame retardant additive, 8-12 parts of wear-resistant additive, and 10-14 parts of processing agent. The wood-plastic material disclosed by the invention is good in wear resistance, good in corrosive resistance, flame retardant, free from formaldehyde and free from pollution; furthermore, the wood-plastic material is excellent in antibacterial performance, mothproof, humidity resistance and capable of purifying the air; the product emits the plant fragrance; and meanwhile, the preparation method disclosed by the invention adopts a large number of waste wood materials, the resource is saved,the environment is protected, the cost is low, the raw materials are easy to obtain, and the process is concise. The environment-friendly high-strength fragrant wood-plastic material has high practical value and good application prospect.

The invention discloses a wormwood pig feed which comprises the following raw materials in parts by weight: 6-8 parts of wormwood, 1-5 parts of honeysuckle leaves, 0.1-0.3 part of RADIX ASTRAGALI, 5-9parts of fine powder of mineral substances, 0.5-1.5 parts of composite vitamins, 10-18 parts of wheat bran, 15-20 parts of rice chaff, 1-2 parts of a plant extract, 4-10 parts of starch, 0.1-0.2 partof a composite enzyme preparation, 7-9 parts of rapeseed bran, 2-4 parts of fish flour, 5-7 parts of carrots, 5-10 parts of corn, 1-3 parts of a composite acidification agent and 0.1-0.2 part of an antioxidant. By adopting the pig feed disclosed by the invention, not only are nutrition requirements of pigs to growth met, but also pig feed digestion intestinal tracts can be improved, digestion andabsorption of nutrition substances can be improved, the disease infection rate can be reduced, and particularly African swine fever can be reduced; and meanwhile, the preparation method disclosed bythe invention is low in material cost, easy in raw material obtaining, clear and simple in process, high in practical value and good in application prospect.

The invention discloses an environment-friendly sound-insulation, heat-insulation, waterproof and weather-resisting material and a preparation method thereof. The environment-friendly sound-insulation, heat-insulation, waterproof and weather-resisting material is prepared from the following raw materials in parts by weight: 15 to 20 parts of modified filling soil, 6 to 8 parts of enhanced fibers,5 to 7 parts of sound-absorption filler, 3 to 5 parts of nano additive, 5 to 9 parts of silicon dioxide sol, 20 to 26 parts of mineral powder filler, 9 to 11 parts of acrylic emulsion, 5 to 7 parts ofadhesion auxiliary agent, 3 to 5 parts of coupling agent, 3 to 5 parts of calcium carbonate powder and 4 to 6 parts of flame-retarding additive. The environment-friendly sound-insulation, heat-insulation, waterproof and weather-resisting material has excellent sound-insulation and noise-reduction effects, relatively good heat-insulation and waterproof performance and excellent wear resistance andcompression resistance, and does not volatilize harmful substances; furthermore, the environment-friendly sound-insulation, heat-insulation, waterproof and weather-resisting material also has certainadsorption performance and has the effect of purifying indoor air; meanwhile, the preparation method of the sound-insulation material has the advantages of relatively low cost, easiness for obtainingthe raw materials, simple technology, easiness for operation and easiness for realizing industrial production, and has relatively high practical value and a good application prospect.

The invention discloses external insulating paint for power equipment and a preparation method thereof. The external insulating paint comprises the following raw materials in parts by weight: 70-80 parts of compound resin, 10-14 parts of polyimide, 12-16 parts of damping packing, 5-7 parts of an aluminate coupling agent, 15-25 parts of a thermal conducting filler, 7-11 parts of a heat-resistant additive, 13-15 parts of processing aids, 7-9 parts of reinforcing fibers and 20-30 parts of an organic solvent. The external insulating paint disclosed by the invention is excellent in heat resistanceand weather resistance, can bear a complicated service environment of the power equipment, and has excellent insulating, film-forming and mechanical properties, high adhesive force, excellent heat-conducting performance and high storage stability, and the service life of the power equipment is prolonged. Meanwhile, the preparation method disclosed by the invention is low in material cost, readilyavailable in raw materials and simple in process and has high practical value and excellent application prospects.

The present invention provides an electric connecting method for plugs, sockets, mobile sockets, cable couplers, appliance couplers and the like of indoor and outdoor and the device thereof. The electric connecting device comprises a rotary rebound wedge type connecting head of a metal contact A with a guide positioning concave groove and a wedge face C and a rotary rebound wedge type connecting base of a metal contact B with a guide positioning convex platform and a wedge face D, and completes the electric connecting through the mutual wedge of the wedge face C of the metal contact A and the wedge face D of the metal contact B. The present invention has wide application range, guaranteed safety and can prevent accident electric shock (the conductor can not contact the conductive elements even if putting into the hole with opened hole. The connector has no exposure of electrical objects after connecting or during connecting, thereby effectively improving safety coefficient and preventing occurrence of accident electric shock.), thereby greatly reducing arc rising and preventing explosion transmission. The present invention has the advantages of easy acquisition of material, simple art, large amount of copper saving, low cost, standardization, reasonable structure, simple operation and reliable connection performance. The connecting device has self locking function in connection with the power source in particular and can not loosen off due to shock, attack and external force (at the time the connecting device are wedged with each other so as to form a clipping state with good performance of conduction, anti-shock, anti-attack and anti-falling and can be pulled out only through correct operation by hand) and has good electric connection effect.