53results about How to "Solve Post-Processing Issues" patented technology

The invention belonging to the environmental protection and new technique energy source field discloses a coupling method for biogas fermentation and autotrophy type fresh water micro-algae culture. The invention is characterized by adopting the method of simultaneously carrying out biogas fermentation and autotrophy type fresh water micro-algae culture including biogas fermentation, marsh liquid processing, autotrophy type fresh water micro-algae inoculation and biogas introduction, control of autotrophy type fresh water micro-algae culture, and harvest of autotrophy type fresh water micro-algae culture. The invention adopts the coupling method of biogas fermentation process and phototrophy type fresh water micro-algae culture. The marsh liquid is taken as the culture medium of autotrophy fresh water micro-algae, and the CO2 in the biogas is taken as the CO2source needed by autotrophy type fresh water micro-algae culture, thereby greatly reducing the production cost of autotrophy type fresh water micro-algae and solving the problems of biogas purification and marsh liquid aftertreatment.

The invention relates to a processing method of soy protein and a product thereof, and the processing method comprises the following steps: step 1, extracting and separating ground soybean meal and obtaining protein solution and bean dregs; step 2, carrying out acid precipitation on the protein solution, obtaining protein curd and grinding the bean dregs; step 3, mixing slurry of the beam dregs with the protein curd and neutralizing; and step 4, carrying out sterilization and drying. The processing method of the soy protein and the product thereof not only solve the post-treatment problem of the bean dregs during the processing of separating the protein, but also have stronger functional property in comparison with concentrated soy protein and solve the difficult problems of lower nitrogensoluble index of the concentrated protein and lower crude protein content.

The invention provides a catalyst component for olefin polymerization, a preparation method of the catalyst component for the olefin polymerization, the catalyst component for the olefin polymerization prepared by using the method, a catalyst for the olefin polymerization and an application of the catalyst. The catalyst component comprises a product obtained by a reaction of a magnesium source, a titanium source and an internal electron donor, wherein the internal electron donor comprises carboxylic acid diol ester and phosphate. The stereo direction ability of the catalyst component for the olefin polymerization is relatively strong, and high-isotacticity polyolefin can be prepared by using the catalyst component.

The invention discloses a preparation process of molded rubber composite plate, which comprises the following steps: evenly mixing 100 parts of reclaimed rubber, 10-20 parts of vulcanizing agent, 0.3-5 parts of vulcanization accelerator, 0.1-10 parts of activator, 0.1-80 parts of bulking agent, 0.1-1.5 parts of anti-aging agent and 0.1-5 parts of plasticizing agent on a double-roll mixer to prepare hard mixing rubber, evenly mixing 60-80 parts of natural rubber, 20-40 parts of EPT rubber, 1-5 parts of vulcanizing agent, 0.5-5 parts of vulcanization accelerator, 1-10 parts of activator, 1-80 parts of bulking agent, 1-6 parts of anti-aging agent, 1-6 parts of plasticizing agent and appropriate amount of coloring agent on the double-roll mixer to prepare soft mixing rubber, coating soft mixing rubber on the surface of the hard mixing rubber, conducting the co-cure under the conditions of heating and pressurizing to prepare rubber composite plate. The molding rubber composite plate which is prepared by the process of the invention has the characteristics of high elasticity and antiskid, creep deformation resistance, light weight and moisture proof, abrasion resistant, anti-aging, convenient washing and nourishing and strong decorativeness and the like.

The invention discloses a method used for chrome tanning waste water treatment and chrome recovery. The method comprises the steps of pretreatment, pH adjustment, electric flocculation treatment, aeration sedimentation treatment, sludge reaction pool treatment, electro-catalysis oxidization treatment and the like. A novel method for treating chrome-contained waste water through an electrochemical method is provided for the field of leather water treatment, a technology for recovering chrome in sludge is studied and developed, chrome resource consumption is lowered, the purposes of up-to-standard discharging of the chrome-contained waste water and recycling and reusing of chrome resources are realized, and meanwhile, the problem of after-treatment of a large amount of chrome sludge in waste water treatment is solved.

The invention belongs to the technical field of potato breeding, and particularly relates to a method for manufacturing potato breeder's seeds. The method comprises the steps of disinfecting, watering, transplanting, pesticide applying, laminating, stem pressing, temperature management, water management, spindling control, harvesting and the like. An adopted seedbed matrix adopts solid medium particles for replacing vermiculite, a waste culture medium in the seedling production process is added into adopted organic fertilizer, the seedbed cost is lowered by 15-20%, and the yield of the breeder's seeds can be increased to a certain degree; on one hand, the per unit output breeder's seed production cost is lowered; on the other hand, the purpose of after-treatment of the waste culture mediumis achieved.

The invention relates to a method for synthesizing alpha-Asarone, which uses hydroquinone as raw material to synthesize 1, 2, 4-trimethoxybenzene through oxidizing, triacetylizing and methylating and is characterized in using 1, 2, 4-trimethoxybenzene as raw material to prepare alpha-Asarone through directly propionylating reaction of propionic acid, reduction and dehydration. The raw material of each step in the synthesizing path of alpha-Asarone is easily obtained without using toxic organic solvent and the product needn't separate to obtain alpha-Asarone directly and the production the yield is improved greatly. The total yield reaches 65%-86%, the purity reaches over 98%, further the operation is simple and the post-treatment problem of propionylated mother liquid is solved.

The invention discloses a method for obtaining recyclable chlorine and high-purity metallic zinc by electrolyzing zinc chloride in an aqueous solution system; in the method, an anode is an RuTi coated electrode with low chlorine over-potential; a cathode is a polished aluminium electrode or a pure zinc sheet; electrolyte is a zinc chloride aqueous solution system added with proper sodium chloride and ammonium chloride as conductive salt; and deposition zinc, the Zn content of which is over 99.99%, can be obtained by controlling a proper electrolytic condition. The method disclosed by the invention is applied to the processes for recycling zinc-containing waste zinc, and the cyclic utilization of zinc and chlorine is realized in the technology process of directly generating zinc chloride waste.

The present invention relates to environment protecting technology, and is especially method and apparatus for burning mixed mud in circulating fluidized bed boiler. According to the design scheme, the circulating fluidized bed boiler has mud feeding port in the upper part and connected to conveying pipeline and mud plunger pump. The mixed mud burning method includes feeding mud with water content of 78-82 % and in the amount of below 50 % of fuel weight into the circulating fluidized bed boiler via the negative pressure area in the upper part of the hearth; and stoving and burning mud to kill harmful microbes including pathogenic bacteria and eliminate bad smell at 850-950 deg.c. The present invention provides a way of reducing amount of mud and harmlessly treating mud for sewage treating yard.

The invention discloses a method of preparing an organic fertilizer through mixed fermentation of biogas residues and biogas slurry in biogas engineering. The method comprises: A, preparing external compost environment, wherein inside of the greenhouse is sealed, and artificial turning is carried out to ventilate and supply oxygen; B, using residual biogas wastes and straws as raw materials of the compost, and chopping the straws, wherein the residual biogas wastes are pig manure and sludge mixture left in the biogas; C, detecting a water content of the biogas residues and the straws, uniformly mixing and stirring the biogas residues and the straws, composting the mixture in the greenhouse, laying plastic foils on the ground, and uniformly laying the mixture on the plastic foil as a bottom compost; D, adding water to regulate a water content of the compost mixture according to the water content of the biogas residues and the straws; E, performing artificial turning after a temperature of the compost rises; F, fermenting until the compost has a dark brown appearance and is loose in structure; and G, performing post-treating, comprising air-drying the mature compost, crushing and packaging. The method is simple, convenient, practical, low in cost, good in promotion effect for output and quality of crops, and quite high in development and utilization values.

The invention provides a method for making a small-bore intravascular stent through supercritical gas. The method comprises a filling limiting stage, an intermittent foaming stage and a post-processing stage, wherein the filling limiting stage comprises the following operations: placing a to-be-processed tubular material into an outer mould which has a limiting effect, and filling and compacting aspace between the tubular material and the outer mould by solid particles I; filling and compacting a cavity in the middle of the tubular material by solid particles II, or adding an inner mould which has a limiting effect in the cavity, and filling and compacting a space between the tubular material and the inner mould by the solid particles II; the intermittent foaming stage includes a polymergas saturating stage and a rapid depressurizing cooling stage, wherein supercritical carbon dioxide is taken as a foaming agent; and the post-processing stage comprises an operation of separating thefoamed tubular material from the mould, so that the intravascular stent is obtained. Different from other means, the stent provided by the invention is designed with many uniform pores in the surface;and in addition, problems of post-processing can be also solved.

The invention belongs to the technical field of potato breeding, and particularly relates to a transplanting seedling bed for producing original potato seeds. The transplanting seedling bed is dividedinto three layers, wherein the bottom layer is nutrient soil, the middle layer is solid culture medium particles, and the upper layer is vermiculite. The solid culture medium particles of the middlelayer are formed by cutting waste solid culture mediums without residual seedlings after potato seedlings are cut in the tissue culture process, after the partial solid culture medium particles replace the vermiculite, the cost of the seeding bed is reduced by 10-20%, and meanwhile the yield of the original seeds can be increased to a certain extent; on the one hand, the production cost of the original seeds unit yield is reduced; on the other hand, the post treatment problem of the waste culture mediums is solved.

The invention relates to the fields of environmental chemistry and water treatment engineering, and in particular relates to a modified coke for treating aged landfill leachate, a preparation method of the modified coke and a treatment method of the aged landfill leachate. The industrial coke having porosity, adsorbability and flammability is taken as a carrier, and alkali / acid activation is combined with a surface chemical compound modification technology of Cu<2+> and dibutyl phthalate polycondensate, so that the modified coke material suitable for adsorbing, purifying and modifying the aged landfill leachate can be prepared. The modified coke not only has an obvious selective adsorption and desorption effect for organic pollutants and ammonia nitrogen molecules in sewage, but also can be stilled recycled as fuel after being used, so that the problem of aftertreatment of waste residue does not exist.

The invention relates to a method for jointly preparing ginger tea and ginger starch, the method comprises washing, smashing and sieving, supercritical extraction, sedimentation, filtration, spray drying, and the like, and the method simultaneously prepares ginger extract and the ginger starch. The ginger extract can be prepared into the ginger tea, the extraction rate of the ginger starch can reach 40.5%, the production efficiency is improved, the production time cost is shortened, and the production cost is reduced; ginger residue can be reused in the preparation of the ginger tea for preparation of the ginger starch, the bioavailability of the ginger residue is increased, environment pollution due to ginger residue discharge can be reduced, the problems of the environment pollution dueto the ginger residue discharge and waste residue bioavailability can be solved, the problems of post-treatment of ginger tea production waste and environmental pollution due to incomplete treatment can be solved.

The present invention relates to environment protecting technology, and is especially method of mixing sludge for burning in circular fluidized bed boiler and the special sludge conveyer. The method includes: A. feeding sludge into the upper or middle part negative pressure area in hearth of circular fluidized bed boiler via the sludge conveyer; B. controlling the sludge adding amount below 100 % of fuel weight and sludge water content of 25-90 %; and C. stoving and preheating sludge while it falls inside the hearth, burning its inflammables while decomposing and eliminating residual harmful microbes, germs and bad smell in high temperature area of 850-980 deg.c for 2-6 sec. The present invention provides one harmless way of treating sludge of sewage works.

The invention discloses a precursor compound of sunitinib, i.e. a pyrrolyl acrylamide compound, a preparation method thereof, and a new method for preparing sunitinib using the compound. The chemical name of the compound is N-[2-(diethylamino) ethyl]-5[-(E)-2-(4-fluorine-2-halogenated-carbaniloyl)-vinyl]-2,4-dimethyl-1H-pyrro-3-formamide. The compound can be conveniently prepared into sunitinib in high yield through intramolecular Heck reaction.

The present invention discloses a homologous local copy detection method based on superpixel multi-feature matching. The method comprises the steps of: performing Gaussian smoothing filtering preprocessing of an image to be detected, employing a BEMD algorithm to obtain an image texture degree proportion, and performing adaptive initialization of the number of superpixel blocks; employing a superpixel segmentation algorithm based on SLIC to obtain image superpixel blocks, and employing a color look-up table color quantification technology and a texture moment analysis method to obtain featureinformation of the superpixel blocks; employing Rg2NN algorithm and a BBF algorithm to perform feature matching of the superpixel blocks; and finally, employing an SIFT feature point extraction algorithm, a RANSAC method, a ZNCC algorithm and a morphological method to perform postprocessing.

The invention relates to a processing method of soy protein and a product thereof, and the processing method comprises the following steps: step 1, extracting and separating ground soybean meal and obtaining protein solution and bean dregs; step 2, carrying out acid precipitation on the protein solution, obtaining protein curd and grinding the bean dregs; step 3, mixing slurry of the beam dregs with the protein curd and neutralizing; and step 4, carrying out sterilization and drying. The processing method of the soy protein and the product thereof not only solve the post-treatment problem of the bean dregs during the processing of separating the protein, but also have stronger functional property in comparison with concentrated soy protein and solve the difficult problems of lower nitrogen soluble index of the concentrated protein and lower crude protein content.

The invention provides a preparation method of olmesartan medoxomil, which comprises the following step: removing triphenylmethyl protecting group from triphenylmethyl olmesartan medoxomil VII in an organic solvent containing an acid ion exchange macroporous resin to obtain the olmesartan medoxomil I. The invention also provides a preparation method of the raw material triphenylmethyl olmesartan medoxomil VII compound. By using the acid ion exchange macroporous resin, the method has the advantages of mild reaction conditions, high reaction selectivity and fewer side reactions; the acid ion exchange macroporous resin can be filtered instead of neutralization or water washing after the reaction finishes, can be recycled, and has the advantages of high stability, high heat resistance, high mechanical strength and long service life; and thus, the method can overcome the defects in the prior art, lowers the reagent cost, is beneficial to environmental protection and suitable for industrial production, and has high application value.

The invention relates to the field of cast steel, in particular to cast steel added with rare earth elements. The invention discloses the cast steel added with rare earth elements; it is characterizedin that the cast steel comprises the following components by mass: C: 0.12% to 0.28%; 0.7%-1.3% of Si, 0.3%-0.9% of Mn, 3%-9% of Cr, 0.01%-0.5% of Mo, 0.05%-1% of V, 0.01%-0.05% of Al, 0.2%-0.6% ofrare earth element RE, less than or equal to 0.03% of S, less than or equal to 0.03% of P and the balance of Fe. The invention solves the problem that although the existing cast steel added with rareearth elements is very high in hardness, yet often insufficient in toughness.

The invention discloses a method for making red date dietary fiber, belongs to the technical field of dietary fiber, and aims to solve the problem of effective utilization of red date dregs in the prior art. The method comprises the following process steps: washing red dates, boiling, pulping and removing kernels, performing enzymolysis, separating juice from dregs, dehydrating and drying the date dregs, crushing, and packaging. By adopting the red date dietary fiber made by using the method, the aftertreatment problem of the date dregs is very well solved, emission of wastes is reduced, and environment pollution can be reduced.

The invention relates to a kasugamycin water-soluble fertilizer and a preparation method thereof. According to the preparation method, the water-soluble fertilizer is prepared from waste liquid generated after resin adsorbs kasugamycin. According to the invention, the environmental protection problem caused by high pollution can be effectively solved, the difficulty of enterprise sewage treatment cost is solved, on the other hand, waste can be turned into wealth, and the prepared water-soluble fertilizer has the advantages that the formula can be regulated as required, and the absorption efficiency is high.

The invention relates to the technical field of nanometer, and particularly discloses a nanometer carbon material composite additive based on surface modification and a preparation method thereof. Thenano carbon material composite additive based on surface modification comprises a nano carbon material, ricinoleic acid and a catalyst, the nano carbon material is acidized, the acidized nano carbonmaterial has rich hydroxyl, and the molecular structure of the ricinoleic acid has both hydroxyl and carboxyl. In the presence of the catalyst, the ricinoleic acid can be subjected to esterification reaction with hydroxyl on the surface of the nano carbon material to graft ricinoleic acid molecules on the surface of the nano carbon material; meanwhile, the ricinoleic acid molecules are self-polymerized to form polyricinoleic acid with wear resistance and dispersion effects. Experimental results show that the modified nano carbon material ricinoleic acid composite anti-wear additive system hasmore excellent anti-wear performance.

The invention belongs to the technical field of potato breeding, and particularly relates to a preparation method of a transplanting seedbed. The transplanting seedbed is divided into three layers, the bottom layer is nutrient soil, the middle layer is solid culture medium particles, and the upper layer is vermiculite; the nutrient soil is composed of a soil part and an organic fertilizer, the organic fertilizer is fertilizer with an insecticidal effect, harmless treatment of a culture medium is achieved through preparation, and the problem of environmental pollution caused by aftertreatment is reduced; and meanwhile, the use amount of insecticide can be saved by 25-35%, phytotoxicity and drug resistance of crop are avoided, and the risk of pesticide residue is also reduced.

The invention provides an aminophosphonate compound, and application thereof in extraction of lithium in an alkaline solution containing lithium ions, and relates to the technical field of metal ion extraction. The structure of the aminophosphonate compound is as shown in formula (I). In the formula (I), R1 is a straight chain of C1-C20 straight-chain or branched-chain alkyl, C1-C20straight-chain or branched-chain alkoxy, or C6-C10 aryl; R2 and R3 are respectively and independently hydrogen, C1-C10 straight-chain or branched-chain alkyl, C1-C10 alkoxy, or C6-C10 aryl; R < 3 > is hydrogen, C1-C10 straight-chain or branched-chain alkyl, C1-C10 alkoxy, or C6-C10 aryl; R4 and R are respectively and independently C1-C10 straight-chain or branched-chain, saturated or unsaturated, substituted or unsubstituted alkyl groups, or C6-C10 aryl; and n is an integer of 1-4. The aminophosphonate compound can be widely applied to extraction of lithium ions in the alkaline solution containing the lithium ions.

The invention relates to the technical field of new materials, especially to a processing method of fully-degradable resin. The processing method comprises the following steps: grinding rice straw andrice husk to obtain straw powder, mixing the straw powder with high molecular weight polylactic acid, low molecular weight polylactic acid, a biodegradation additive, reinforced fibers, a silane coupling agent, a heat stabilizer, a plasticizer and a calcium nitrate solution and reacting to obtain a precipitate A; adding a sodium hydroxide solution to obtain a precipitate B; adding dimethyl formamide and maleic anhydride, and mixing to obtain a precipitate C; and mixing the precipitate C with nano-titanium dioxide, a resin material and sodium carboxymethylcellulose to obtain the fully-degradable resin. By using the rice husk and rice straw as the raw materials, the produced resin has strong environmental protection property and is low-cost. The produced fully-degradable resin has high tensile strength; and the postprocessing problem that rice straw needs to be burned or landfilled is solved.

The invention discloses an ecological cycle method for remedying antibiotic pollution in soil. The method comprises the following steps that: 1) in a current year, sowing first herbaceous plant seedsin soil to be remedied; 2) after the first herbaceous plant seeds sprout and grow, carrying out regular harvesting for multiple times; 3) carrying out anaerobic fermentation processing on plant stemsand leaves obtained by regular harvesting to obtain biogas residue and biogas slurry fertilizer, and applying the biogas residue and biogas slurry fertilizer to the soil to be remedied in S2; and S4:regularly detecting the total content of antibiotic in surface layer soil in the soil to be remedied, and repeating S1 to S3 for 1-2 years until the total content of the antibiotic in the surface layer soil is less than or equal to 1.0mg / kG. By use of the method, an antibiotic soil pollution problem can be solved, in addition, waste materials can be made good use, clean energy and organic fertilizer can be generated, the property and the structure of soil are improved, and the method has an important meaning for accelerating the sustainable development of the modern society and protecting theecological environment, has greater economic, social and ecological benefits and has a wide application prospect.

The invention discloses a method for preparing tris(1,3-dichloropropyl) phosphate. The method specifically comprises the following steps: adding phosphorus oxychloride and 1,3-dichloropropanol into areaction kettle at a time, stirring the phosphorus oxychloride and the 1,3-dichloropropanol, raising the temperature to 110 DEG, performing a reaction on the phosphorus oxychloride and the 1,3-dichloropropanol for 1-3h, raising the temperature to 180 DEG according to the 15-30-DEG C gradient, removing generated hydrogen chloride gas under a negative pressure condition and reducing the temperature,so as to obtain a crude product; washing the crude product with alkali and water in sequence and distilling, so as to obtain the tris(1,3-dichloropropyl) phosphate. Under a catalyst-free condition, the method has the advantages of being high in product purity, high in conversion rate, mild in process conditions, and simple in operation, avoiding a problem of aftertreatment of a catalyst and lowering the production cost.