4540results about How to "Suitable for industrial mass production" patented technology

The invention discloses a preparation method of a graphene dispersion liquid. The preparation method of the graphene dispersion liquid comprises the following steps: placing an expanded graphite compacted electrode and a metallic or non-metallic electrode material in an electrolyte solution as an anode and a cathode respectively, and applying a voltage of 1-20V and / or a current having a density of 1-200mA / cm<2> between the anode and the cathode for carrying out an electrochemical reaction for 1-120min; and washing an anode product obtained after the electrochemical reaction, adding to a dispersant, and carrying out ultrasonic or / and mechanical stirring dispersion to obtain the graphene dispersion liquid. The invention also discloses a preparation method of a graphene film. The graphene dispersion liquid forms the graphene film on a substrate in a filter film forming mode or a coating film forming mode or a natural deposition mode. The preparation methods have the advantages of simple process, easy operation, high controllability, low cost and mild reaction condition, and are suitable for the industrialized large-scale production.

A preparation method of a polyhedral cobalt phosphide catalyst for hydrogen production through water electrolysis comprises steps as follows: Co(NO3)2*6H2O and 2-methylimidazole are dissolved in methanol respectively, a 2-methylimidazole solution is poured into a Co(NO3)2 solution, the mixture is stirred and then aged at the room temperature, a product is centrifugally separated, vacuum drying is performed after washing with methanol, and a polyhedral metal organic frame ZIF-67 is obtained; then the polyhedral metal organic frame ZIF-67 is placed in a tube furnace, cobaltosic oxide is obtained through calcination in the air atmosphere, then the cobaltosic oxide and NaH2PO2*H2O are placed at two ends of a porcelain boat respectively, the NaH2PO2*H2O is located in the windward position of the tube furnace, and the polyhedral cobalt phosphide catalyst for hydrogen production through water electrolysis is obtained through calcination in the inert atmosphere. The crystallinity of the prepared cobalt phosphide catalyst material is high, the polyhedral morphology of a metal organic frame template is kept, the catalyst shows excellent properties in an electrocatalytic hydrogen evolution reaction, and the preparation technology is simple in process.

The invention discloses a normal-temperature synthesis method for a polycarboxylic acid water-reducing agent, and belongs to the field of cement concrete water-reducing agents. The water-reducing agent is prepared by the following steps of: copolymerizing polyoxyethylene ether monomer or polyoxyethylene ester monomer a containing unsaturated double bonds, unsaturated monocarboxylic acid and derivative monomer thereof b, unsaturated dicarboxylic acid c and unsaturated sulfonic acid or salt monomer thereof d in aqueous solution under the action of an oxidation reduction initiator, and finally neutralizing the solution by using alkali solution to obtain the water-reducing agent. The reaction can be performed at room temperature by adopting an oxidation reduction initiating system, and the appropriate reaction temperature is between 5 and 30 DEG C; and the synthesis process does not need heating, so energy is saved, and high-temperature side reaction is effectively controlled. The prepared polycarboxylic acid high-performance water-reducing agent has the characteristics of high water-reducing rate and good collapse protecting performance. The water-reducing agent has wide application range, and the method has low production process requirement and is suitable for industrialized large-scale production.

This invention relates to an envelope control release fertilizer and its production method that using heating fluidized-bed envelope technology. Exhausted thermoplastic resins are used and many filling materials are added, it is used in quick mass industrialized production. Polystyrene cellular resin and polyethylene pellicle resin are mixed as certain proportion set before, and certain proportion flour, corn powder and rubber powder are mixed and dissolved in mixed liquor perchlorethylene and dichloromethane. The liquor is uniformly sprayed to the pre-heated composite fertilizer, carbamide, lemery salt and other fertilizer particles through twin fluid atomization nozzle in heating fluidized-bed in order to form macromolecule polymer envelope that lubricity and densification and with different capabilities of breaking through of water. The liquor is recovered through special made condensation and compaction recovery plant. This production not only has good nutrition control and releasing capability and the nutrition control and releasing term can reach 1 to 12 months, but also the putamina residue in the soil can be degraded in short time, so it belongs to environment good control and releasing fertilizer.

The invention relates to a decorative illuminating device, in particular to a flexible LED (light emitting diode) paster strip light which comprises a core wire, a plurality of flexible strip type circuit boards and a coating layer, wherein the core wire is provided with a groove internally and longitudinally, besides, at least two leads are embedded in the core wire, and the leads are arranged longitudinally and have the same length with the core wire; each circuit board is provided with at least one row of LED pasters, two ends of each circuit board are respectively provided with at least one lead wire, the lead wires are connected with the leads, which form a return circuit and provide electricity for the LED pasters on the circuit boards, and all the circuit boards are arranged in the groove, and gaps exist between the adjacent circuit boards in the length direction and are in an interrupted shape; and the coating layer is coated outside the core wire and the circuit boards. The flexible LED paster strip light provided by the invention can be connected with 220V commercial power, a low-voltage power supply is not required to be allocated, the production cost is lowered, and the length of the strip light can be manufactured for no less than 100 meters.

The invention relates to a high-capacity graphite material and a preparation method as well as application thereof. The high-capacity graphite material comprises artificial graphite and natural graphite, wherein the mass ratio of artificial graphite to natural graphite is 20:1 to 1:1. According to the preparation method, the artificial graphite and the natural graphite are uniformly mixed according to a certain mass ratio, and then surface modification is carried out on the mixture. The prepared graphite material has the advantages of high discharge capacity, high first efficiency, long cycle life, low cost and the like; the discharge capacity of the high-capacity graphite material can reach up to more than 350mAh / g (even reach up to more than 368mAh / g); a half-cell of the high-capacity graphite material charges and discharges at the 1C multiple power; after the high-capacity graphite material cycles for 100 times, the capacity retention ratio of the high-capacity graphite material is still more than 90% (even reaches up to more than 96.3%); the first efficiency reaches up to more than 95.5%; and the manufacturing cost is reduced by about 1-10%. The high-capacity graphite material provided by the invention not only can meet the requirement of a lithium ion power battery for the high multiplying power charge-discharge of the material, but also reduces the manufacturing cost of the cathode material of the lithium ion battery.

The invention relates to a type of antibacterial fabric and a preparing method thereof, with the preparing method comprising: adsorbing cross-linking agent to the surface of fabric containing C-H key to obtain the fabric adsorbing cross-linking agent; taking the fabric adsorbing cross-linking agent as filter cloth for filtering oxidation graphite alkene aqueous solution to obtain the fabric containing both the cross-linking agent and the oxidation graphite alkene; and employing radiation crosslinking method or heat crosslinking method to initiate the cross-linking agent upon the fabric containing both the cross-linking agent and the oxidation graphite alkene for crosslinking polymerization, thus to obtain antibacterial fabric, wherein the cross-linking agent contains more than two carbon-carbon double bonds and / or Carbon-carbon triple bonds. The method of the invention is easy to operate, consumes less amount of oxidation graphite alkene, uses less amount of time in post-treatment period, and is of low cost and suitable for large scale industrialized production. Moreover, the antibacterial fabric made in this way keeps great antibacterial performance even after repeated washing. With the cytotoxicity at Level 0 (the highest security level), the antibacterial fabric produces nearly no irritation to skin.

The invention discloses a four-layer water capsule used for cigarettes and a manufacturing method of the four-layer water capsule. According to the four-layer water capsule used for cigarettes, water-soluble essence serves as an inner layer in the capsule, water serves as a solvent to dilute the essence, sodium alga acid complex compounds serve as the middle layer to wrap the water and the essence, waxy material serves as the third layer to prevent possible permeation of the water in the capsule, and sodium alga acid also serves as raw materials for the outermost layer to form a protection film so that cracking of the waxy layer can be reduced and the efficiency of adding the capsule to cigarettes can be improved. The manufacturing method of the four-layer water capsule includes the steps of wrapping a cigarette additive in a special rubber sheet and manufacturing the capsule through a dropping method. Dropping pills of the cigarette additive are manufactured through a dropping mechanism, used for filter tips and wrapped in tobacco bundles, and the additive or the essence is exposed when the four-layer water capsule is used and pinched broken by hand. The method is simple and practicable in process, simple in device, capable of being directly used for cigarette machining and convenient to popularize and apply. Raw materials are wide in source and low in cost.

The invention discloses a fermented pepper sauce and preparation method thereof, comprising cleaning and cutting the greenly red pepper; blanching; pulping; adding ginger, garlic, tomato, carrot, carbon source, salt as additive materials; sterilizing; and then inoculating the mold or yeast or compound bacteria of mold and yeast to perform alcohol fermentation; and then sterilizing; inoculating the acetic acid bacteria to perform acetic acid fermentation; finally adding sweeting agent and thickener to be canned. After blanching, the pulping is not necessary and the calcium salt is added to produce the products during process of preparing. The fermented pepper sauce has gentle pungent taste, delicious taste, fermentation flavor. The preparation method thereof can quickly produce the fermented pepper sauce with good and stable quality, fine flavor, safety without antiseptic, suitable for industrialized mass production with excellent market application foreground.

The invention discloses a preparation method for mordenite with a high Si / Al ratio and a small crystal particle, which comprises the following steps of: firstly, dissolving an Al source in sodium oxide solution; after an Si source is added, stirring and dispersing for certain time at room temperature and under strong magnetic force; mixing the Al source solution and the Si source solution which are evenly dispersed into glue at the room temperature; adding inorganic lamellar precursors, such as lamellar zeolite molecular sieves, lamellar silicate and the like to serve as seed crystal; after mixture is stirred and mixed evenly at the room temperature and under the strong magnetic force, transferring into a reaction crystallization kettle; at the temperature of 150-170DEG C, carrying out crystallization reaction for 0.5-3 days; and obtaining a solid product after common suction filtration, washing and drying. The synthesis method disclosed by the invention has the characteristics that expensive organic amine template is not used as structure-directing agent, and instead, the easily-obtained inorganic lamellar precursors with abundant source and low price are used as the seed crystal to directly synthesize a mordenite molecular sieve with the high Si / Al ratio. The prepared nanometer mordenite molecular sieve has the advantages of high degree of crystallinity and purity, controllable particle size and morphology, low cost and small environment pollution, and is convenient for industrially producing on a large scale.

The invention discloses a homogenous low-heat-conductivity inorganic heat insulation board and a preparation method thereof. The homogenous low-heat-conductivity inorganic heat insulation board is prepared from the reaction of an inorganic material, filler and polyurethane hard foam and prepared from the following raw materials in parts by weight: 31 to 85 parts of the inorganic material, 0 to 20parts of the filler, and 15 to 49 parts of the polyurethane hard foam. The heat conduction coefficient of the prepared insulation board is less than 40mW / (m.K), the integral density is 35 to 500 kg / m<3>, and the thermal insulation and heat preservation performance is good. The compressive strength is greater than or equal to 0.1MPa, the tensile strength is greater than or equal to 0.1MPa, the mechanical strength is high, and the durability is good. The oxygen index is greater than or equal to 30 percent, the combustion growth rate index is less than or equal to 120W / s, the total heat release amount in 600s is less than or equal to 7.5MJ, and the homogeneous low-heat-conductivity inorganic insulation board is difficult to combust and high in fireproof grade. The preparation process is simple and suitable for the industrialized production.

The invention provides sulfamate serving as an indoleamine-2, 3-dioxygenase inhibitor and a preparation method and application thereof. The structure of the inhibitor is shown in the general formula I, wherein definitions of X, R1, R2, R3, R4, R5 and n are shown in the description and the claim. The invention further discloses the preparation method of the inhibitor. The compound shown in the general formula I can serve as the indoleamine-2, 3-dioxygenase inhibitor and is used for preparing medicine for preventing and / or treating indoleamine-2, 3-dioxygenase mediated diseases. The general formula I is shown in the description.

The invention provides a novel method for preparing a low-mercury catalyst applied to a reaction for preparing chloroethylene from acetylene. In the method, various molecular sieves such as 13X, MCM-41 are respectively adopted as carriers, an active component mercuric chloride is loaded on the carriers, various metal compounds serving as aids are added in the preparing process, and finally the novel catalyst is obtained by drying. The method is characterized in that: the molecular sieves are adopted as the carriers for preparing the catalyst, the process is simple, the production cycle is short, the used raw materials are safe and environment-friendly, and the required equipment has low cost. The molecular sieves are adopted as the carriers, and the mercuric chloride and other aids can enter pores of the molecular sieves and be on skeletons of the molecular sieves, so the active component is firmly combined with the carriers, and the prepared catalyst has long service life and high stability.

The invention discloses a silicon carbide fibre-reinforced silicon carbide composite microwave-absorbing ceramic. The microwave-absorbing ceramic consists of continuous silicon carbide fibre-reinforced silicon carbide composite material; wherein silicon carbide fibre cloth overlaid layer by layer is used as reinforcement; the silicon carbide fibre cloth is connected into a whole in a way of sewing with carbon fibres in Z direction; the band width, of which the reflectivity is lower than -8dB in frequency band of 8GHz to 18GHz, is 6.5 GHz to 10 GHz at normal temperature; and the density is lower than 2.1 / cm <3>. The method for preparing the microwave-absorbing ceramic comprises the following steps: weaving the continuous silicon carbide fibres into silicon carbide fibre plain cloth; sewing the plain cloth into a whole body in a Z direction by carbon fibres to prepare a preformed body; dipping, pyrolyzing and densifying the preformed body repeatedly by using precursor dipping and pyrolysis technology, thus obtaining the microwave-absorbing ceramic. The product provided by the invention has advantages of simple structure, wide absorbing frequency band, light weight, thin thickness, good mechanical property, etc.

The invention provides a flexible micro pressure sensor and a preparation method thereof, and belongs to the field of micro pressure sensor preparation. The flexible micro pressure sensor comprises a flexible substrate, a conducting layer and a flexible coupling electrode, wherein the flexible substrate is of a right square pyramid micro structure, the conducting layer is positioned on the flexible substrate, the flexible substrate is polydimethylsiloxane dimethyl silicone polymer with the right square pyramid micro structure, the conducting layer is a single-wall carbon nanometer tube, and the flexible coupling electrode is polyethylene glycol terephthalate with an indium tin oxide conducting layer. A lower electrode with the right square pyramid micro structure is adopted, and the deformation of the right square pyramid micro structure is very obvious under the pressure effect, so that the response of the sensor to micro pressure is more sensitive; the single-wall carbon nanometer tube is adopted as the conducting layer, and is transparent for visible light, in addition, the sensor cannot be easily damaged in the stretching or bending process, and the stability is good; the polydimethylsiloxane dimethyl silicone polymer is used as a lower electrode substrate, the flexibility is good, and the bending and the stretching can be realized.

A hybrid solar cell with an aluminum-doped zinc oxide nanorod as the electron transfer layer is composed of a transparent conducting glass substrate, the aluminum-doped zinc oxide nanorod electron transfer layer, a layered perovskite-like hybrid material CH3NH3PbX3(wherein X is Cl, or Br or I),2,2',7,7'-Tetrakis[N,N-di(4-methoxyphenyl)amino]-9,9'-spirobifluorene hole transfer layer and an Au metal back electrode layer, wherein all the parts form a laminated structure in sequence. The hybrid solar cell with the aluminum-doped zinc oxide nanorod as the electron transfer layer has the advantages that due to the fact that the aluminum-doped zinc oxide nanorod is used as the electron transfer layer in the hybrid solar cell, the specific surface area is large, electron-transport capacity is high, electron-hole combination is effectively restrained, and photoelectric conversion efficiency is high; the manufacturing method and technique are simple, reaction temperature is low, efficiency is high, raw materials are rich, cost is low, and environmental friendliness is achieved. The hybrid solar cell with the aluminum-doped zinc oxide nanorod as the electron transfer layer is suitable for industrialized large-scale production.

The invention relates to a production method of a light-emitting diode, which comprises facilitating the epitaxial layer of the light-emitting diode to start etching from the bottom to form a structural shape whose side is overhung and projected through combining the epitaxial way and the etching way, and leading the epitaxial layer of the light-emitting diode to change into a non-rectangular inclined plane, thereby improving the phenomenon of interface total reflection of the light-emitting diode, and increasing the light sending rate of the light-emitting diode. The invention can reduce production cost owing to simple manufacture, and is suitable to be produced in industrialization.

The invention discloses wood lacquer for purifying formaldehyde and a preparation method thereof. The wood lacquer is prepared by mixing a component A with a component B in a mass ratio of (1:0.25)-(1:0.5), and then stirring the mixture uniformly, wherein the component A is prepared by putting alkyd resin and alcohol solvents into a reaction kettle under the protection of nitrogen, stirring the materials uniformly and heating the materials to 50-75 DEG C, adding first diluents, fillers, driers, wax powder, formaldehyde removal agents and an anti-settling agent in sequence, continuing stirring, maintaining the temperature at 40-70 DEG C and reacting for 15-60 minutes, and discharging the material after returning to the room temperature; the component B is prepared by putting second diluents into the reaction kettle under the protection of nitrogen, stirring and insulating the materials, putting curing agents, a levelling agent and a defoaming agent into the reaction kettle, insulating and stirring the materials, and discharging the material after returning to the room temperature. The wood lacquer has high formaldehyde removal efficiency and good durability, dispenses with recoating films, and is convenient to use.

The invention relates to a method for processing farm and sideline products, which is a method for processing black garlic through enzymatic reaction fermentation. The method comprises sectional and continuous enzymosis in a sealed container: firstly, performing the first section of the enzymosis in a temperature range from 85 to 95 DEG C for 30 to 50 hours; secondly, performing the second section of the enzymosis continuously in a temperature range from 65 to 75 DEG C for 60 to 110 hours; and thirdly, performing the third section of the enzymosis continuously in a temperature range from 55 to 65 DEG C for 60 to 110 hours to obtain a black garlic product. The method does not have a process for replenishing water in the process of the enzymosis so as to improve the flavor and the quality of the black garlic and shorten the processing time effectively; with the continuous and automatic enzymosis, the processing course is simpler; and the product retains the original effective components to the utmost extent, and the contents of SOD superoxide dismutase and polyphenols are higher than that of the garlic products produced by the prior techniques from Japan and Korea.

The invention discloses a method for preparing a rosuvastatin calcium midbody, namely a compound (R is C1-C10 alkyl, and Y is a hydroxyl protecting group) shown as the general formula I. Chloroethylene and R-epoxy chloropropane as initial raw materials are carried out seven steps of reaction, such as Grignard reaction, sodium cyanide nucleophilic substitution reaction, alcoholysis reaction, hydroxyl protection, oxidizing reaction, methylchloroformate acylation reaction and Wittig reaction to prepare the compound shown as the general formula I. The method has mild condition, simple and convenient operation, stable process, low cost and easy acquisition of raw materials, high product yield, easy disposal of the three wastes, less environmental pollution, low preparation cost and suitability for industrialized large-scale production.

The invention discloses a method for preparing carboxymethyl chitosan. The method comprises the following steps of by using chitin as a material, alkalifying the chitin, carrying out deacetylation reaction by using a cooling-heating alternative method to produce chitosan sodium salt; and then, carrying out carboxylation under an alkaline condition to obtain a carboxymethyl chitosan product. The method disclosed by the invention is simple in process and easy to control, so that a chain scission phenomenon appearing due to long-term high temperature reaction during deacetylation reaction of a chitosan molecular chain is avoided, thereby obtaining carboxymethyl chitosan which is high in viscosity, high in degree of substitution and better in water solubility; moreover, the method is suitable for large-scale industrial production.

The invention relates to canned abalones and a production method thereof. The canned abalones comprise 50 to 60 percent of abalone meat and 40 to 50 percent of flavoring soup blend. The manufacturing method comprises the following steps: removing mantles, horny jaw plates and melanin on peripheries of feet from the fresh and live abalones and washing the abalones; placing the abalones into 80 to 90 DEG C hot water and cooking the abalones for 3 to 8 minutes, taking meat, removing organs and rims and washing the meat; placing the meat in 0.1 to 0.5 percent solution of citric acid and performing color retention treatment at 75 to 85 DEG C for 20 to 30 minutes; soaking the meat in water for 2 to 2.5 hours; weighing pettitoes, lean pork, mutilated meat of old hens, pork large tripe, ginger, green onion, cooking wine and water to stew stock; mixing the stock, minor ingredients and pure water and heating the mixture to prepare the flavoring soup blend, wherein according to a standard of the weight of the pure water, the weight of the stock is 1 to 3 percent of that of the pure water and the minor ingredients comprise 0.6 to 1 percent of edible salt, 0.2 to 0.6 percent of sugar, 0.1 to 0.3 percent of abalone essence, 0.03 to 0.05 percent of iso-vitamin C sodium, 0.01 to 0.02 percent of citric acid, 0.03 to 0.06 percent of composite phosphate and 0.01 to 0.015 percent of nisin; and canning the abalone meat and the flavoring soup blend, exhausting air, and sealing and sterilizing the abalone meat and the flavoring soup blend. The canned abalones have rich nutrients, complete individuals, a yellow and bright color and a long shelf life. The manufacturing method of the canned abalones is reasonable in process and feasible in operation.

Provided is a hybrid solar cell with Cs mingling with ZnO as an electron transfer layer. The hybrid solar cell with the Cs mingling with the ZnO as the electron transfer layer is composed of a transparent conductive glass substrate, a Cs mingling with ZnO nanorod electron transfer layer, layered perovskite hybrid materials CH3NH3PbX3(wherein X is C1, Br or I), a 2, 2', 7 and 7'- four [N, N - two (four - methoxy phenyl) amidogen] - 9, 9' - spirobifluorene hole transport layer and an Au metal back electrode layer which sequentially form a layered structure in a combining mode. The hybrid solar cell with the Cs mingling with the ZnO as the electron transfer layer has the advantages that the Cs mingling with the ZnO as the electron transfer layer is used in the hybrid solar cell, compared with zinc oxide, 2-3 orders of magnitude of electronic transmission capacity are improved, the recombination of electron-hole is effectively constrained, and the photoelectric conversion efficiency is high; the preparing method of the hybrid solar cell is simple in process, low in reaction temperature, high in efficiency, rich in raw material, low in cost, environmentally friendly, free of pollution, and suitable for industrial mass production.

The invention provides a microwave vacuum drying process for lotus seeds, comprising the following steps of: selecting materials, removing films and cores, protecting color, dewatering, vacuum drying by microwave, packaging and storing, thus preparing the dry lotus seed product. The process aims at improving the quality research of the dry lotus seed and reducing the energy consumption, dries the fresh lotus seeds by microwave vacuum drying technology, improves the quality of the lotus seeds, and prolongs the shelf life of the product; the application of the high combination drying technology inaugurates another dry preparation way for drying preparation of fresh lotus seeds; the process is easy for instant control and the production is environment-protective; and the real continuous automatic clean production can be realized.

The invention relates to a 3D-nanostructure NiCo2S4 electrode material and a preparation method thereof. The 3D-nanostructure NiCo2S4 electrode material is in a three-dimensional nanostructure formed through self-assembly of hexagonal NiCo2S4 nanosheets. The 3D-nanostructure NiCo2S4 electrode material is prepared through a hydrothermal method and a follow-up sulfuration process. The preparation method comprises 1) dissolving divalent cobalt salt and divalent nickel salt into an alkaline aqueous solution, and obtaining an intermediate product in a three-dimensional structure through hydrothermal reaction; and 2) dispersing the obtained intermediate product into a sulfur source solution so as to carry out hydrothermal sulfidizing processing, and thus the 3D-nanostructure NiCo2S4 electrode material can be obtained. On the basis of high seudocapacitance activity and high conductivity of the NiCo2S4 material, specific surface area is improved by forming the 3D nanostructure, and the obtained product is allowed to have excellent super capacitor performance; the hydrothermal and follow-up sulfuration processing processes are simple and are easy to operate and control; and the method is suitable for continuous large-scale production.

The invention relates to a metal powder-cored type nitrogen austenite stainless steel flux-cored wire and a method for manufacturing the same. The metal powder-cored type nitrogen austenite stainless steel flux-cored wire comprise a carbon steel cored shell and powder filled in the shell, and is characterized in that the powder comprises, by weight, from 35% to 45% of metal chromium, from 15% to 25% of nickel powder, from 3% to 6% of ferrochromium nitride, from 10% to 15% of silicon-magnesium alloy, from 2% to 8% of molybdenum powder, from 0.5% to 2.5% of ferrotitanium powder, from 0.5% to 1% of potassium carbonate arc stabilizers, from 0.5% to 1% of aluminum-magnesium powder, from 0.5% to 1% of bismuth oxide, from 0.3% to 0.5% of sodium oxide, from 0.01% to 0.1% of rare-earth cerium and from 1% to 10% of iron powder, and the weight of the powder ranges from 40% to 50% of the total weight of the wire. Compared with the prior art, the metal powder-cored type nitrogen austenite stainless steel flux-cored wire has the advantages that weld metal has excellent mechanical properties such as good toughness and high strength after the wire is applied to welding high-nitrogen steel, and a corrosion resistant effect is good.

The invention discloses a preparation method of a layered nano-mordenite molecular sieve. A template used by the method is hexadecyltrimethylammonium p-toluenesulfonate. The method specifically comprises the steps of: first dissolving a silica source in an alkaline solution which contains different aluminium sources, and carrying out isothermal stirring; then adding the solution dropwise in an aqueous solution which contains the template, continuing to carry out stirring, and transferring the solution to an enclosed reactor for crystallization after the solution cools to room temperature; after carrying out filtering and washing as well as drying on a crystallization product, finally carrying out roasting to obtain the layered nano-mordenite molecular sieve. The method of the invention uses the hexadecyltrimethylammonium p-toluenesulfonate as the template, thereby greatly reducing the use amount of a synthetic system surface active agent. The prepared layered nano-mordenite molecular sieve has a high degree of crystallization, high purity, and abundant secondary accumulation pores, and therefore the method of the invention is an environmentally friendly synthetic method.

The invention discloses a fermented organic fertilizer. The fermented organic fertilizer comprises the following components in parts by mass: 1000-1500 parts of stalk, 1000-1300 parts of chicken manure, 1000-1500 parts of cattle manure, 800-1200 parts of pig manure, 1200-1800 parts of soybean meal, 35-50 parts of a microbial agent, 10-20 parts of peat humic acid, 50-80 parts of corn meal, 60-90 parts of composite enzyme preparation and 30-60 parts of complex bacteria. The invention also discloses a fermentation method of the fermented organic fertilizer. As the method adopts the microbial bacteria and the composite enzyme preparation, the fermentation efficiency is improved, the fermentation time is effectively reduced, the consumption amount of water, electricity and steam is reduced, the production cost is lowered, and the method is suitable for industrial large-scale production; the fermented organic fertilizer disclosed by the invention has no malodor when used in fields, is cost-saving due to the reduction in the consumption, does not result in soil impoverishment, hardening and salinization, and meets the trend of energy-saving, environment-friendly and sustainable development.

The invention provides a tackifier for a drilling fluid, and a preparation method and application thereof. The tackifier is a quadripolymer formed by polymerization of four alkene monomers, wherein the four alkene monomers are selected from a temperature-resistant salt-tolerant monomer, a hydrated monomer and an adsorptive monomer; the temperature-resistant salt-tolerant monomer is selected from an alkenyl sulfonic acid monomer; the hydrated monomer is selected from alkenyl carboxylic acid, alkenyl alkane ketone and double-bond-containing quaternary ammonium salt compounds; and the adsorptive monomer is selected from an alkenyl amide monomer. The tackifier provided by the invention can resist a high temperature of no less than 180 DEG C, is resistant to saturated salt, has remarkable tackifying effect, is low in toxicity and environmentally friendly, and can obviously improve the dehydration and wall building capability of the drilling fluid, thereby effectively reducing the dehydration. The invention solves the downhole complexity possibly caused by the fact that the drilling fluid system can not carry and suspend rock debris and thus can not clear boreholes in time due to reduced viscosity shearing force as a result of poor temperature resistance and salt tolerance of the tackifier in deep well, ultradeep well, horizontal well and extended reach well operations.