125results about How to "Improve the degree of adhesion" patented technology

The invention discloses a health-care compound feed for prawns and a production method thereof. The invention aims to provide a health-care compound feed for prawns, which can improve immunity in the prawns, utilization rate of feed and water quality, and a production method thereof. The formula of the raw material comprises the following components in part by weigh: 1 to 6 parts of imported white fish meal, 20 to 25 parts of steamed fish meal imported from Taiwan, 2 to 8 parts of steamed fish meal made in China, 18 to 22 parts of high-gluten wheat flour, 15 to 22 parts of peeled soybean pulp, 8 to 15 parts of peanut cakes, 2 to 6 parts of defatted shrimp meal, 1 to 3 parts of beer yeast cream, 1 to 3 parts of soyabean lecithin oil, 0.5 to 2 parts of refined fish oil, 0.5 to 2 parts of monocalcium phosphate and 1 to 4 parts of additive premix. The production method comprises: crushing, primary material mixing, secondary material mixing, hardening and tempering, granulating, braising, aging, drying, cooking, sieving and packaging. The invention can improve the breeding yield of pawns, reduce discharge pollution, improve water environment and the like.

The invention discloses perovskite-type substance La<1-x>SrCrO<3>, a heat-engine plant denitration composite catalyst, and preparation methods of the perovskite-type substance La<1-x>SrCrO<3> and the heat-engine plant denitration composite catalyst, and belongs to the technical field of flue gas denitrification catalyst. The preparation method of the perovskite-type substance La<1-x>SrCrO<3> is used for solving a problem that existing preparation method of the perovskite-type substance is complex. According to the preparation method of the perovskite-type substance La<1-x>SrCrO<3>, lanthanum nitrate, strontium nitrate, and chromium nitrate are taken as raw material precursors, and are dissolved in water, and then are subjected to high-temperature roasting so as to obtain finished products. The preparation methods of the heat-engine plant denitration composite catalyst is used for solving a problem of existing denitration catalyst that ammonia is released in denitration processes. According to the preparation methods of the heat-engine plant denitration composite catalyst, a titanium dioxide mixture, an active liquid, water, glycerin, ethylene glycol, glass fiber, and aluminium dihydrogen phosphate are subjected to kneading so as to obtain ceramic clay; the ceramic clay is subjected to vacuum extrusion so as to obtain honeycomb ceramic blank; and the honeycomb ceramic blank is subjected to steam drying and roasting so as to obtain products. The heat-engine plant denitration composite catalyst is high in denitration rate, and is capable of solving a problem of ammonia escaping.

The invention relates to a fiber-broken stone synchronous-sealing pavement maintenance method, relates to the pavement maintenance method, and is suitable for preventive maintenance treatment for roads. The method includes the steps: 1) spraying modified emulsified asphalt; 2) synchronously spreading fibers and broken stone aggregates; 3) adopting a 16 T-or-more rubber wheel road roller for rolling the pavement obtained in the step 2) for 2-3 times with the rolling speed of 2-3.5 km/h, and followed by cleaning and recycling loose aggregates with an aggregate recycling device; and 4) after determining that the pavement obtained in the step 3) basically has no loose aggregates, spraying the modified emulsified asphalt, and closing traffic for 2 h-6 h, and then allowing vehicles to pass through. The water sealing performance and the anti-abrasion performance of the pavement can meet the preventive maintenance requirements of all kinds of roads, and the anti-sliding performance is excellent.

The invention discloses anti-cracking, wear-resistant and seepage-proof compound mortar. The anti-cracking, wear-resistant and seepage-proof compound mortar is prepared from raw materials in parts by weight as follows: 20-30 parts of long and short reinforcing fiber, 15-20 parts of a waterproof additive, 10-20 parts of gelatine powder, 10-16 parts of a composite aid, 10-14 parts of glass beads, 65-75 parts of Portland cement, 55-65 parts of fine sand, 35-45 parts of composite filling sand, 1-2 parts of triethanolamine and 1-3 parts of sodium tripolyphosphate. The compound mortar has excellent anti-cracking, wear-resistant and efflorescence preventing properties and has better water resistance, seepage-proof property and adhesion force, relatively excellent impact resistance and thermal insulation and sound insulation effects and a certain pollutant air absorption function; besides, according to the provided preparation method, the material cost is lower, raw materials are easy to obtain, the process is simple, and the compound mortar has higher practical value and excellent application prospects.

The invention discloses a high-voltage insulation bus and a coating process. The high-voltage insulation bus comprises a bus body, the bus body is coated with an anticorrosive layer and an insulationlayer, the anticorrosive layer is positioned on the bottom layer of the bus body, the insulation layer is positioned on the outer layer of the bus body, the anticorrosive layer is coated with organicsilicon coatings, and the insulation layer comprises, by weight, 60-75 parts of organic silicon resin, 40-45 parts of polyacrylate rubber, 5-7 parts of titanate coupling agents, 3-4 parts of zirconiumoxide, 20-24 parts of silicon dioxide, 3-7 parts of naphthenic oil, 4-6 parts of calcium stearate, 3-4 parts of alunite, 5-7 parts of vinyl trimethoxysilane, 2-6 parts of alkali-free glass fibers and9-17 parts of ethylene-propylene-diene monomer glue. A coating structure of the bus can effectively decrease electrical short circuit of the bus body, and the insulating property and the anticorrosive property of the bus are greatly improved, so that the service life of the bus is prolonged.

The invention discloses an industrial sewage treatment adsorbent. The industrial sewage treatment adsorbent comprises the following raw materials in parts by weight: 30-40 parts of attapulgite, 30-40 parts of argil, 20-30 parts of expanded graphite cyclodextrin compound, 10-18 parts of bamboo charcoal, 10-20 parts of carbon nanotube, 5-10 parts of retinervus luffae fructus, 8-18 parts of adhesive, 20-35 parts of flocculant and 3-5 parts of oxidizing bactericide. According to the invention, industrial sewage treatment is performed by means of the attapulgite clay; and the industrial sewage treatment adsorbent can adsorb wastewater containing heavy metal, is high in effect and low in cost, and achieves considerable economic benefits.

The invention discloses a processing method of potato rice. The method comprises the following steps of 1, taking the raw materials in parts by weight (the first group of raw materials comprise 30 to 60 parts of potato powder; the second group of raw materials comprise 3 to 6 parts of rice powder, 10 to 20 parts of corn powder and 15 to 25 parts of soybean powder; the third group of raw materials comprise 5 to 10 parts of Chinese chestnut powder, 15 to 20 parts of yam powder and 20 to 30 parts of banana powder; the fourth group of raw materials comprise 3 to 5 parts of edible oil, 5 to 10 parts of potato starch and 80 to 100 parts of water); 2, after uniformly mixing the four groups of raw materials, adding the raw materials into the third group of raw materials; performing the uniform mixing; 3, uniformly mixing the first group and second group of raw materials; uniformly mixing the raw materials with substances obtained in the second step; extruding the materials into rice-shaped potato rice primary products; performing extrusion forming by a single-screw-rod extruding machine, wherein the first stage machine tube temperature of a single screw rod is 50 to 70 DEG C; the temperature of the second stage machine tube is 60 to 80 DEG C; the temperature of the third stage machine tube is 70 to 100 DEG C; the machine tube temperature of the fourth stage machine tube is 90 to 120 DEG C; the temperature of the fifth stage machine tube is 80 to 95 DEG C; 4, performing drying to obtain the potato rice.

The invention discloses a washable waterproof moisture-permeable foam adhesive laminated fabric and a preparation method thereof. The laminated fabric comprises a modified fabric, a foam adhesive anda waterproof film from bottom to top, the modified fabric is prepared from a cotton fabric, sodium hydroxide, oxalic acid, a first modifier and a second modifier; wherein the foam glue is obtained byfoaming a foaming agent; the waterproof membrane is prepared from a pretreatment membrane, polydimethylsiloxane and cyclohexane; the pretreatment film comprises a first waterproof layer and a second waterproof layer from bottom to top. The invention discloses a washable waterproof moisture-permeable foam adhesive laminated fabric and a preparation method thereof. The preparation method is simple in process operation and reasonable in component proportion, the waterproof film with hydrophobic, waterproof and moisture-permeable performance is attached to the surface of the modified fabric through a foam glue attaching method, and the prepared attached fabric has excellent waterproof and moisture-permeable performance, high hydrophobic performance, excellent washing resistance and high practicability.

The invention discloses a manufacturing method of an industry and mining drum screen with high wear resistance and high screening rate. The manufacturing method comprises the steps of firstly, prefabricating a screen plane forming die, spraying a release agent in the inner cavity of the forming die, and paving the forming die with twisted steel; then, preparing a polyurethane elastomer, preheating the forming die to 100-120 DEG C, pouring the polyurethane elastomer into the forming die, and demolding after gelling to form a planar screen; curling the planar screen and heating to 100-120 DEG C, and smearing the polyurethane elastomer to an abutted surface of the drum screen to reinforce and bond at the temperature; and then, vulcanizing the drum screen at the temperature of 100-120 DEG C, and preserving the heat for 16-24h to obtain a product. The industry and mining drum screen with high wear resistance and high screening rate is integrally molded, the traditional rubber punched screen plates, the rubber molded outlet type screen plates and the traditional pourable polyurethane screen plates are effectively avoided, so that the problem of screening rate reduction caused by manufacturing the traditional screen part by part is avoided.

The invention discloses a mortar which contains the following components in parts by weight: 170-260 parts of cement, 1290-1320 parts of sand, 76.65-166.95 parts of mixed material and 170-185 parts of water; the fineness modulus of the sand is 2.5-2.7; the mixing ratio of cement to sand to mixed material to water is 1:(5.08-7.37):(0.27-0.89):(0.65-0.97); the mixed material contains at least one of coal ash, additive HT-TSA and additive HT-WRB. The mortar has the advantages of excellent liquidity and higher pressing resistance after final setting.

An organic light emitting device comprises an anode, a hole injection layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injection layer and a cathode which are sequentially stacked. The materials of the hole injection layer include poly(3,4-ethoxylene dioxy thiophene), polystyrene sulfonate, and grapheme coated with calcium oxide, wherein the mass ratio of polystyrene sulfonate to poly(3,4-ethoxylene dioxy thiophene) is 1:2 to 1:6, and the mass ratio of grapheme coated with calcium oxide to poly(3,4-ethoxylene dioxy thiophene) is 1:100 to 1:10. The light emitting efficiency of the organic light emitting device is high. The invention further provides a preparation method of the organic light emitting device.

The invention discloses a high-workability high-toughness concrete and a preparation method thereof, belonging to the technical field of construction materials. The invention aims to solve the problems of low toughness and poor workability in the existing ultrahigh-performance concrete. The high-workability high-toughness concrete is prepared from cement, high-strength fibers, a nano material, medium sand, an additive and water according a certain proportion at normal temperature. A calcium silicate hydrate gel solution water reducing agent introduced as the additive effectively increases the early strength of the high-workability high-toughness concrete, enhances the binding degree between the fibers and mortar matrix and enhances the binding effects, thereby effectively enhancing the concrete ductility. Besides, the high-toughness concrete has the characteristics of lower nano material doping amount and low water consumption, thereby being beneficial to enhancing the concrete strength. The additive has the advantages of controllable doping amount and favorable adaptability to the nano material, so the concrete has the advantages of low viscosity, low isolation tendency, favorable flowability, favorable stability and favorable plasticity.