187results about How to "Achieve friendly" patented technology

The invention discloses a preparation method of a high-strength and antioxidant rare-earth-based smoke denitration catalyst. The preparation method of the high-strength and antioxidant rare-earth-based smoke denitration catalyst comprises the following steps: by taking titanium dioxide and montmorillonite as carriers and ammonium metatungstate, cerous nitrate and lanthanum nitrate as active components, mixing, ageing, kneading, forming, drying and roasting with the accompanying of auxiliary materials. The auxiliary materials comprise ammonia water, lactic acid, citric acid, stearic acid, glass fiber, wood pulp, hydroxypropyl methyl cellulose, polyoxyethylene, monoethanolamine and water. The product prepared by the method is separated under a high SO2 smoke condition, nitric oxide in the smoke can be decomposed; meanwhile, the purpose of removing mercury and dioxin can be achieved. According to the preparation method of the high-strength and antioxidant rare-earth-based smoke denitration catalyst, the rare earth elements, namely cerium and lanthanum are used as the active components, so that the addition amount of vanadium is reduced, the toxicity of the product is reduced or the product is non-toxic product, the pressure of the post treatment of the product is reduced; the environmental protection pressure is reduced; the product is environmentally friendly; the product can be widely used in the field of thermal power plants, glass factories and chemical plants.

The invention discloses a bottom unified aqueous anticorrosive paint and its preparation method. the paint is composed of the following ingredients, by weight, 15-30% of water, 0.1-0.5% of a dispersant, 0.4-0.8% of an antifoaming agent, 2.5-25% of modified zinc phosphate, 5-25% of iron oxide red or mica iron oxide, 5-25% of a body filler, 40-70% of a film-forming emulsion, 0.1-1.5% of a thickening agent, 1-4% of a film-forming auxiliary agent and 0.2-1.5% of a flash-rust inhibitor. According to the bottom unified aqueous anticorrosive paint, each ingredient with specific weight percentage interacts with each other. Thus, comprehensive performance of the paint is raised, and in particular, anticorrosive performance of the paint is excellent. The paint is environmentally friendly. Problems of heavy odor, high pollution and the like existing in a traditional oil paint are solved. Meanwhile, each anticorrosion index is guaranteed. The product has simple preparation and construction technologies, is easy to carry out, is easy for large-scale industrial production, and has a wide application prospect.

The invention discloses an aqueous anticorrosive heat-insulation paint which is prepared from the following raw materials of, by weight, 5-40% of water, 0.5-2% of an antifreezing agent, 0.1-0.5% of a dispersant, 0.4-0.8% of an antifoaming agent, 0.5-7% of a thickening agent, 0.2-0.5% of a pH conditioning agent, 2.5-25% of metal modified zinc phosphate, 3-25% of cenosphere, 15-45% of a body filler, 20-50% of a film forming emulsion, 0.5-5% of a coalescing agent and 0.5-1.5% of a flash-rust inhibitor. The invention also discloses a preparation method of the aqueous anticorrosive heat-insulation paint. The aqueous anticorrosive heat-insulation paint provided by the invention is a single-coating multifunctional paint, has excellent anticorrosive performance and heat-insulation performance to guarantee various anticorrosion and heat-insulation indexes, is beneficial to popularization and utilization, and has a wide application prospect. The method provided by the invention has a simple product preparation and construction process, is easy to carry out, and is easy for industrial large-scale production.

The invention provides an array type continuously-flowing microfluidic chip device and a manufacture method and application thereof. The device comprises a synthetic reaction microchip, a flow splitting microchip and a reagent charge cell, wherein reaction cavity bodies of various reaction units in the synthetic reaction microchip are internally provided with multiple layers of fences and barrages with cofferdam type structures, so that a solid-phase synthesis carrier can be effectively bounded, and the continuous fluid is also guaranteed to be smooth; and a charge module is composed of the flow splitting microchip and the reagent charge cell, so that independent and simultaneously sample introduction of different reagents can be conducted into various reaction units of the synthesis microchip. The microfluidic chip device provided by the invention can be used for the multi-step solid-phase synthesis reaction, the efficiency is high, the amount of reagents used is few, and the manufacture cost is low.

The invention discloses an anti-dazzle method for optical glass by a wet process. The method specifically comprises the following steps: cleaning, wind-shearing and drying a to-be-processed fresh glass substrate in a dust-free environment; further cleaning the glass substrate by adopting a plasma gas, and roughening the surface of the glass; pre-heating the substrate and maintaining constant temperature; adjusting parameters of a spraying process; coating an anti-dazzle liquid by way of ultrasonic atomization; placing, leveling and carrying out surface dry after coating; roasting and curing to form a film; and slowly cooling the substrate to room temperature and preparing the anti-dazzle glass after examination. Compared with existing anti-dazzle technology, the hardness is increased from 2H to over 5H compared with that of a straight sticker. Compared with conventional anti-dazzling in an etching method, environment-friendliness is realized and Moore phenomenon is reduced. The cleanness is further enhanced and the film binding force is improved by adopting the plasma gas to roughen the glass substrate. The effect of ultrasonic atomization is better than that of common aerodynamic discretion. The atomizing particles are smaller and more uniformly dispersed.

The invention discloses a pear transcription factor PyHY5 and application of a recombinant expression vector of the pear transcription factor PyHY5. The nucleotide sequence of a transcription factor PyHY5 gene which is separated from 'Red Zaosu' pears and has a function of promoting anthocyanin biosynthesis of pear peels is as shown in SEQ ID No. 1, and the encoded amino acid sequence of the transcription factor PyHY5 gene is as shown in SEQ ID No. 2. Transcription factors PyHY5 and PyMYB114 are co-transformed into strawberry and pear fruits by an agrobacterium-mediated transformation method;according to biological function verification, the cloned PyHY5 gene and a cofactor PyMYB114 thereof interact to promote the transport function of anthocyanin in the pear peels; through discovery of new functions of the PyHY5, new genetic resources are provided for molecular breeding that promotes accumulation of the anthocyanin in the pear peels, and new genetic resources are provided for the implementation of green agriculture; the development and utilization of the genetic resources is beneficial to agricultural cost reduction and environmental friendliness.

The invention relates to a method for preparing O,O-diethyl thiophosphoryl chloride (DETC), comprising the steps of reacting the raw material of phosphorus pentasulfide with anhydrous alcohol to obtain O,O-diethyl phosphorodithioate (referred to as ethyl sulfide); reacting with chlorine gas to obtain crude O,O-diethyl thiophosphoryl chloride; performing desulfuration of the crude O,O-diethyl thiophosphoryl chloride with ferric oxide desulfuration catalyst at room temperature to obtain desulfurized O,O-diethyl thiophosphoryl chloride and crystalline sulfur; and refining the desulfurized O,O-diethyl thiophosphoryl chloride by the steam distillation method to obtain O,O-diethyl thiophosphoryl chloride with high purity (over 99.5%). The method has the advantages of environmentally friendly production process, and high product purity.

The invention relates to a laundry emulsion with P25 nanometer titanium dioxide powder as the main component. The laundry emulsion adopts the P25 nanometer titanium dioxide powder as the main component, the auxiliary materials include an antibacterial agent, adsorbent, water softener, thickener and allowance deionized water, all the components are continuously stirred at a proper temperature according to a certain proportion, and then the uniform and natural laundry emulsion is formed. The laundry emulsion has the advantages of being composed of natural components, being suitable for an ultraviolet washing machine, having the best laundry effect, and being environmentally friendly, free of pollution, not harmful to hands and the skin of the human body, obvious in sterilization effect, high in dirt-removing capacity, capable of degrading pollutants, and favorable for the competitiveness of product development and environment protection.

The invention relates to a poly lactic acid stereocomplex with an interpenetrating network structure and a preparation method thereof, belongs to the technical field of high polymer materials, and aims to solve the problems that the conventional poly lactic acid stereocomplex is poor in thermal stability and low in heat-resistance temperature. The preparation method comprises the following steps: mixing L-lactide or D-lactide with an initiator, performing a polymerization reaction to obtain linetype PLLA or PDLA, and adding a cross-linking agent to obtain cross-linking PLLA or PDLA; when the cross-linking PLLA is adopted, adding the cross-linking PLLA into a mixture of D-lactide and the initiator, and heating to polymerize D-lactide to completely react; when the cross-linking PDLA is adopted, adding the cross-linking PDLA into a mixture of L-lactide and the initiator, and heating to polymerize L-lactide to completely react to obtain the poly lactic acid stereocomplex with the interpenetrating network structure. The poly lactic acid stereocomplex has the advantages of high heat-resistance temperature and excellent stability.

The invention relates to a production method of dichloropropanol, comprising the following reaction steps: glycerol reacts with gaseous HCl in the presence of organic carboxylic acid catalyst, reaction liquid reactant reacts with gaseous HCl in the presence of Lewis acid catalyst and then reacts with gaseous HCl again under the action of microwave and the stirring action; after passing through a low-boiling-point substance distillation tower and a rectifying tower, the mixture is prepared into the product of the invention. Compared with the prior art, HCl conversion rate is improved by about one time. When the combined catalysis technology of the invention is adopted, the dosage of the organic carboxylic acid catalyst is lowered by half, glycerol conversion rate is improved by 2%, and product yield is improved by 5%; and meanwhile, side reaction is reduced so as to avoid the defect that extra potentially toxic organic carboxylic acid side reaction generates a great quantity of waste, thus protecting environment.

The invention relates to an ultraviolet-visible light full-wavelength scanning sewage quality online rapid detection method and an application thereof. A full-waveband spectrum detection system is used for carrying out full-waveband scanning on sewage, a water body is directly scanned in an immersion mode, and obtained spectral absorption information of the sewage is transmitted to the full-waveband spectrum detection system; an absorption full-spectrum chart of the sewage is calculated by utilizing the full-waveband spectrum detection system; a multiple regression equation of each to-be-detected substance is obtained by fitting through a multiple regression equation model by utilizing the full-waveband spectrum detection system, wherein the multiple regression equation model is as follows: Yn = A1 * x1 + A2 * x2 +... + A210 * x210 +... + An * xn (n = 215-217), Yn is a target parameter prediction value, and A1 to An are respectively a coefficient of a wavelength corresponding to each model. The full-waveband spectrum detection system is used for detecting water quality parameter values. The simultaneous detection of various substances is realized, the detection time is short and is15 seconds, and the result can be obtained.

The invention discloses a fibre cloth reinforced modified polyarylene sulfide sulfone composite material and a preparation method thereof. The fibre cloth reinforced modified polyarylene sulfide sulfone composite material is characterized by comprising the following components in parts by weight: 100 parts of polyarylene sulfide sulfone resin, 10 to 100 parts of polyphenylene sulfide resin and 1 to 10 part(s) of heat stabilizer(s). The preparation method is characterized by comprising the following steps of: drying the components in an oven at a temperature of 100-150 DEG C for 6 to 8 hours, and blending the components in a highly blending machine; fusing and extruding the blended components in a twin-screw extruder at a temperature of 290 to 340 DEG C for pelleting, and drying pellets at a temperature of 100-150 DEG C for 6 to 8 hours; extruding the pellets by a single-screw extruder at a temperature of 290-340 DEG C, and sizing the pellets through a three-roller calender to obtain membranes; alternatively overlapping the membranes with fibre cloth in a sequence of A-layer to B-layer unit structures to form a fibre cloth reinforced polyarylene sulfide sulfone composite layer, wherein A layers are the polyarylene-sulfide-sulfone-based blend membranes, and B layers are the reinforced fibre cloth; and preforming hot pressing on the composite layer at a temperature of 290-360 DEG C and at a pressure of 10-40 MPa for 10 to 40 minutes, and cooling and taking out the composite layer at a temperature of 230 DEG C, thus obtaining the fibre cloth reinforced composite material.

The invention relates to a PET (Polyethylene Terephthalate) reflective film, in particular to a method for removing the surface coating of a reflective PET aluminium plating film. The method is characterized by comprising the steps of: immersing the reflective PET aluminium plating film into a cleaning solution, and heating at the temperature of 40-100 degrees centigrade, rinsing by using clean water to remove the coating adhered on the PET surface, and airing to obtain the recyclable PET film. The recycled PET film is colourless and transparent on the appearance and has the intrinsic viscosity being about 0.723; the melt strength of the recycled PET film can satisfy requirements of PET extrusion-blown molding (bottle) or even extrusion blown film; and in the same extrusion technological conditions, the intrinsic viscosity of the PET film, which has a yellow appearance and is recycled by using the traditional method of hermetically boiling by using 20% caustic soda at high temperature for more than 24 hours, is reduced to about 0.564 and cannot satisfy the requirements of the extrusion-blown molding (bottle). The test in the invention proves that the method has the advantages of high-efficiency technology, time/water/electricity-saving performance, environment friendliness, zero discharge of waste water and practicability, is benefiical to realization of recycle of the reflective PET aluminium plating film, and is suitable for recycling and practical.

The invention discloses a method for extracting ellagic acid in pomegranate peel residue by using biological enzyme, belonging to the fields of food, medicine and chemical engineering. The method takes the pomegranate peel residue as raw material and water as solvent, and can be used for preparing the ellagic acid by using the biological enzyme. Biological compound enzyme of degradable ellagitannin can be used for carrying out enzymolysis reaction on the ellagitannin, and alkaline liquor is used for stopping the enzymolysis reaction; simultaneously, an alkaline water system can be formed for extracting the ellagic acid, and crude product of the ellagic acid can be obtained; and the extraction rate of the ellagic acid reaches 12.69-24% based on the content of the ellagitannin obtained in the step (1). The method has simple and continuous technique, environment-friendly manufacturing process, environmental protection and less discharge of the three wastes, and is suitable for large-scale industrialized production.

The invention provides a recyclable foam base fluid for a sand-washing well, comprising an N-alkyl-beta-amino propionic acid type amphoteric surface active agent and water, wherein the molecular formula of the N-alkyl-beta-amino propionic acid type amphoteric surface active agent is RNHCH2CH2COOM, wherein R is straight-chain alkyl group, and M is sodium ion or ammonium ion; and the ratio of partsby weight of the N-alkyl-beta-amino propionic acid type amphoteric surface active agent and water is (0.1-0.6):100. By utilizing the recyclable foam base fluid, the operation cost for foam sand-washing well can be reduced, and the environment-friendly performance can be realized.

The invention discloses a production method of a peroxide vulcanized fluoroelastomer, which comprises the following steps: 1. preparing three fluorine-containing monomer gases, a dispersant, a peroxide vulcanization point monomer, an initiator, a chain-transfer agent, a pH regulator and deionized water; 2. regulating pH value of a dispersion solution mixed from the deionized water, dispersant solution, initiator, chain-transfer agent and pH regulator, evacuating, replacing with nitrogen until the oxygen content is acceptable, and pouring the dispersion solution into a polymerization kettle; 3. collecting the three fluorine-containing monomer gases to a pressostat to keep the pressures of the three gases constant in the pressostat; 4. respectively passing the three fluorine-containing monomer gases through an adjusting valve and a mass flowmeter, evenly mixing in a static mixer, compressing to reaction pressure by a molding press, and sending into the polymerization kettle; 5. adding the peroxide vulcanization point monomer into a measuring pump; and 6. adding the peroxide vulcanization point monomer into the polymerization kettle to perform polymerization reaction with the three fluorine-containing monomer gases in the dispersion solution.

The invention relates to a solid waste earthwork bag of engineering construction wastes, industrial wastes, stones, dregs and soils of mine tailings, and the like that have no chemical pollutions as well as an application method thereof in a foundation and a side slope. Available crushed solid wastes are directly put into the earthwork bags which are specified strictly, and the solid waste earthwork bags are then piled on the engineering construction foundation and the side slope according to a certain arrangement way and compacted layer by layer by a compacting device to form a building foundation or be used for reinforcing the side slope. As the solid waste soil body restricted and the vibration energy is consumed by the tensile force generated by the compression deformation of the earthwork bag, the whole strength and the shock absorption performance of the solid waste earthwork bag are improved. The solid waste earthwork bag is applied to foundation engineering, saves the resourcesand the land, reduces the vibration, prevents the disaster and the freeze thawing, is green and environment-friendly and has remarkable benefits.

The invention discloses a resin material and a preparation method thereof. The resin material is prepared from, by weight, 45-85 parts of matrix resin, 2-8 parts of color master-batches, 5-15 parts of flexibilizer, 1-5 parts of compatilizer and 0.05-0.4 part of antioxidant. The color master-batches comprise imitation metal master batches or imitation pearl master batches. According to the technical scheme, the situation that a product with a metal or pearl quality appearance effect can be obtained through direct injection moulding by means of the resin material can be achieved, the production efficiency of imitation metal plastic products and imitation pearl plastic products is improved, energy consumption and the comprehensive cost are reduced, and the resin material is environmentally friendly.

The invention provides a method for one-step synthesis of benzonitrile from benzaldehyde and ionic liquid type hydroxylammonium salt. The method comprises the following steps: adding benzaldehyde, zinc chloride, ionic liquid and ionic liquid type hydroxylammonium salt into a reactor; then adding an organic solvent; carrying out stirring and reflux condensation; and carrying out a reaction at normal pressure and a temperature of 90 to 130 DEG C for 2 to 10 h so as to obtain benzonitrile, wherein the ionic liquid type hydroxylammonium salt is N,N,N-trimethyl-N-sulfobutylammonium bisulfate ionic liquid type hydroxylammonium salt, 1-sulfobutyl-3-methylimidazole bisulfate ionic liquid type hydroxylammonium salt and 1-sulfobutylpyridine bisulfate ionic liquid type hydroxylammonium salt. According to the invention, two-step reactions are integrated in one reactor; the method is simple in process and convenient to operate; the ionic liquid has good stability as a catalyst; synthesized benzonitrile is easy to separate; and the ionic liquid conjugated with the ionic liquid type hydroxylamine salt can be used as a catalyst and solvent in the reactions.