184results about How to "Simple production conditions" patented technology

The invention discloses a method for extracting cobalt and nickel from a manganese, cobalt and nickel waste residue. The method sequentially comprises the following steps: a) adding water into the manganese, cobalt and nickel waste residue in a solid-to-liquid ratio of 1:(2-5) to size, and heating and bubbling under stirring to obtain cobalt and nickel foaming slags and ferromanganese sediments; b) heating, pickling and filtering the cobalt and nickel foaming slags to obtain a cobalt and nickel filter cake; c) curing and leaching the cobalt and nickel filter cake by concentrated sulfuric acid to obtain cobalt and nickel liquor; d) removing impurities in the cobalt and nickel liquor to remove impurities such as copper, iron, calcium, magnesium, manganese and zinc, wherein the mass concentration of impurities in the liquor is reduced to below 0.01g / L; e) extracting and separating the cobalt and nickel liquor without impurities by a P507 extractant to obtain nickel sulfate liquor and a cobalt-loaded organic phase; and f) cooling and crystallizing the nickel liquor, and recovering a nickel sulfate product, and carrying out reverse extraction on the cobalt-loaded organic phase by sulfuric acid to obtain cobaltous sulfate liquor. According to the invention, the production condition is relatively simple, efficient grouping is realized, and the recovery rate of cobalt and nickel is high.

In the invention, particles of polymer emulsion rich in carboxyl on surface are as template. Using interaction between acid and alcohol coats inorganic premonitory particles rich in hydroxy radical on surface to particles of template so as to form Nano compound particles of polymer- inorganic premonitory nucleocapsid. Magnetic hollow balls are obtained after heat treatment for compound particles. The method possesses wide applicability for materials including single element, dual and multiple elements inorganic hollow ball in monodisperse. Advantages are: simple operation, short production cycle, easy of preparing production condition and easy of popularization.

The invention discloses a polyetheramine toughened phenol formaldehyde foam and a preparation method thereof. The polyetheramine toughened phenol formaldehyde foam comprises the following components in parts by weight: 100 parts of polyetheramine modified phenol formaldehyde resin, 3-10 parts of surfactant, 5-15 parts of foaming agent and 5-20 parts of curing agent. The preparation method comprises the following steps: after sequentially adding the curing agent, surfactant and foaming agent into the polyetheramine modified phenol formaldehyde resin, stirring at high speed, injecting into a mold, and heating to foam and form, thereby obtaining the polyetheramine toughened phenol formaldehyde foam, which has the advantages of less shedding and high toughness and is a heat insulating material with excellent properties.

The invention relates to a steel-base polyether-ether-ketone composite plate and a manufacturing method thereof, which belong to engineering plastics and metal composite plates and the field of manufacture of the engineering plastics and the metal composite plates. The composite plate is made of fiber reinforcement polyether-ether-ketone powder and a steel base plate, and the composite plate is manufactured by means of mold pressing by the aid of a mold in a molding process. The manufacturing method is simple, requirements on equipment are low, production conditions are easy to be met and controlled, and the manufactured plate is fine in stability and processing manufacturability and high in adhesion, and can be widely applied to required corrosion-resistant and abrasion-resistant slide plates in high-temperature and high-pressure environments in industries of petroleum, aviation, chemical engineering, automobiles, electronics, manufacture and the like.

The invention discloses a method to prepare bio-flocculant. The invention is characterized in that aspergillus fermentating cultivation is adopted. The aspergillus is agitated and fermented (28-30 DEG C, pH6-7, under ventilating condition) for 48-60 hours; the fermentation broth is filtered and condensed, and then proper amount of ethanol is added into the condensed broth and centrifugal separation is conducted after stewing; the deposition is washed with ethanol and dried in vacuum to achieve a crude product of fawn flocculant. The prevention method has the advantages of simple condition of production and low cost. The bio-flocculant prepared by the method is applicable to disposing sewage containing granular contaminants or filth, and the dosage generally drops in 0.1 to 0.3 per mill. It is proved by flocculation treatment that, compared with the prior art, the invention has sound flocculation effect, low flocculant speed and small dosage; besides, the invention is environment-friendly and harmless to human body.

The invention provides a production method of tobacco sheets. The production method of tobacco sheets includes the following steps: (1) mixing cabo, tobacco powder and water evenly, heating and extracting for 2-3 times, filtering to obtain filtrate and filter residue, combining the filtrate, and concentrating the filtrate to obtain a concentrated solution; (2) adding a composition of cedrela sinensis, giant knot weed extract and enzymic preparation in the concentrated solution, performing enzymatic reaction, and heating and deactivating enzyme to form coating liquid; (3) adding pulp in the filter residue, mixing evenly, pulping, and adding an addition agent to obtain mixed pulp; and (4) adopting a paper-making method, making the mixed pulp into sheet paper bases, coating the coating liquid on the sheet paper bases, drying, and manufacturing the tobacco sheets. The production method of reconstituted tobacco adopts a treatment process combining the enzymic preparation composition and the addition agent, can reduce content of lignin, and improves smoking effect.

The invention discloses a fuzzing, pilling and ultraviolet-prevention finishing agent and preparation method and application. The finishing agent is prepared by the method comprising the following steps: (1) dissolving titanium alkoxide in an organic solvent, adding the obtained solution into acid aqueous solution and stirring uniformly to obtain a mixture; and (2) adding silicon alkoxide into the mixture obtained in the step (1), and stirring uniformly to obtain transparent solution; or (1) sequentially dissolving acid and silicon alkoxide in water, and stirring uniformly to obtain a mixture; and (2) dissolving titanium alkoxide in an organic solvent, adding the obtained solution into the mixture obtained in the step (1), and stirring uniformly to obtain transparent solution. The finishing agent disclosed by the invention is simple in preparation and short in the finishing process, and meets the requirements of water and energy conservation, low carbon and environmental protection.

Belonging to the technical field of fresh-keeping and storage of edible fruits and vegetables, the invention specifically relates to a biophysically combined fresh-keeping and storage method for honey peaches. The method includes: utilizing a physical method to conduct ultrasonic cleaning on 70-80% mature honey peaches picked from field fruit trees, performing ultraviolet-C irradiation treatment, then using a non-toxic and efficient biological agent Bacillus subtilis to carry out spraying, then putting an ethylene absorbent into a fresh-keeping bag, finally placing the honey peaches on a shelf for storage in a clean and drafty shade place, and conducting sterilization and disinfection on the environment before storage. Compared with traditional fresh-keeping methods and single treatment, the method is safe, effective, economical, practical, is simple to operate, and has low requirement on equipment, thus not only being suitable for large-scale factory honey peach fresh-keeping operation, but also being suitable for wide adoption by fruit farmer families with certain conditions.

The invention discloses a method for extracting cobalt from manganese-cobalt-nickel waste residues. The method sequentially comprises the steps of a) adding water into manganese-cobalt-nickel residues according to a solid-to-liquid ratio of 1: (2-5), mixing into paste, and heating and bubbling under stirring to obtain cobalt-nickel foaming slag and manganese-iron sediment; b) heating, pickling and filtering the cobalt-nickel foaming slag to obtain a cobalt-nickel filter cake; c) curing and leaching the cobalt-nickel filter cake by concentrated sulfuric acid to obtain a cobalt-nickel solution; d) performing impurity removal on the cobalt-nickel solution to remove the impurities such as copper, iron, calcium, magnesium, manganese and zinc, and reduce the mass concentration of all the impurities in the solution to 0.01g / L below; e) extracting the cobalt-nickel solution after impurity removal by using a P507 extraction agent to separate out a nickel sulfate solution and a cobalt-loaded organic phase; f) performing back-extraction on the cobalt-loaded organic phase to obtain a cobalt sulfate solution. The method disclosed by the invention adopts relatively simple production conditions, can be used for efficiently grouping, and has a high recovery rate of cobalt.

The invention provides a pharmaceutical composition containing a cefmetazole sodium compound. The pharmaceutical composition is prepared from cefmetazole acid, sodium carbonate and mannitol. The invention also provides a preparation method of the pharmaceutical composition containing the cefmetazole sodium compound. The preparation method comprises the following steps of: adding the active component cefmetazole acid sterile powder, the cosolvent sodium carbonate and the excipient mannitol to water for injection, adding active carbon and stirring, regulating the pH to be 6 by sodium hydroxide, filtering to remove the active carbon, finely filtering by a filter membrane, filling and lyophilizing. Because a proper amount of excipient mannitol is added to the pharmaceutical composition prepared by the method, the lyophilized powder is more stable in quality and can be stored for a long term. The cefmetazole acid and the sodium carbonate directly react to obtain the cefmetazole sodium, thereby shortening the process flow.

The present invention utilizes ultramicropulverization and dripping pill preparation production process to make aniosidine hydrobromide dripping pills, and can attain the goal of raising disintegration and dissolution speed, quickly obtaining therapeutic effect, raising stability of medicine, reducing dose of auxiliary material, reducing production cost and convenient administration. Said pill not noly can be sucket, but also can be swallowed, and its compliance is good.

A dripping pill of ginseng stem and leaf's common saponin and its superfine pulverizing process for preparing it are disclosed. Its advantages are high dissolving and disintegrating speed, high stripping percentage, quickly taking its effect, high stability and low cost.

The invention disclses an Ambroxol hydrochloride drop pills and its preparation method, wherein the medicament is prepared from ultramicro disintegrated ambroxol hydrochloride fines and molten base material through the steps of mixing uniformly, dropping into cooling agent to obtain pills, removing the cooling agent and drying. The drop pill by the invention has the advantages of short disintegration time, high dissolution and biological availability, stabilized quality, small pill volume, administration by swallowing or mouth keeping, convenience in carrying and administration, quick effect, good compliance, and high curative effect. The medicament is especially suitable to be administrated by children, bedridden patients and dysphagia patients.

The invention specifically relates to green and natural bean sprouts and a simple production method thereof. The simple production method of the green and natural bean sprouts comprises the following steps of: punching a plurality of dewatering holes in the bottom of a plastic bottle, and cutting off the tapered part of a bottle mouth to form a planting container; carrying out selection, soaking and accelerating germination on bean species, and sub-packing in each planting container for planting when the bean species are revealed; transferring the planting container to a clean culture room which can create dark light and is good in air circulation, for carrying out planting management; and obtaining the natural and green excellent bean sprouts when the bottle is full of bean sprouts after 5-10 days. By implementing the simple production method of the green and natural bean sprouts, a waste plastic bottle is used as the planting container, so that not only can the cost be low, but also the waste can be changed into things of value. Simultaneously, safe, green, healthy, high-quality and fresh bean sprouts can be produced at home. When the bean sprouts are sold on the market, the whole bottle of bean sprouts can be placed in the market for selling, so that not only can the circulation in the market be convenient, but also the bean sprouts can be free of pollution and kept fresh and clean. The simple production method of the green and natural bean sprouts is simple and practical, and highly worthy of great popularization.

The invention relates to the technical field of poultry rearing, in particular to a method for cultivating chickens by using sugarcanes. According to a main technical measure, in a cultivation process of ordinary chickens, the sugarcanes serving as main food and low-cost crop residues serving as auxiliary food are fed to the chickens. According to the cultivation method, a technical process is unique, production conditions are simple, raw materials are wide and readily available, the production cost is low, and cultivated broiler chickens taste delicious and sweet, and are deeply loved by the common people; and the cultivation method can be used for large-scale cultivation, and has higher development value.

The invention provides a preparation method of a camellia ampiexicaulis tea beverage and camellia ampiexicaulis tea prepared by the preparation method, and relates to the technical field of health-care tea beverages. The preparation method comprises the following steps of picking raw materials, sorting and cleaning, withering, rolling, fermenting and drying, sterilizing and crushing, decoctin,and extracting. The preparation method has the advantages that q technology is simple, the preparation method is suitable for scaled production, the use of an additive is not needed, the cost is lower, and the extraction efficiency is high; compared with a tea beverage obtained by the traditional direct water decoction method, the tea beverage prepared by the preparation method has bright color, high transparency, no bitter and acerb taste, and better mouth feel, the content of beneficial matters is higher, and the stability is higher. The invention also provides the camellia ampiexicaulis tea prepared by the preparation method. The camellia ampiexicaulis tea has the advantages that the effects of producing body fluid and relieving thirst, clearing summer-heat, decreasing blood glucose and enhancing body physique are realized, and the health-care tea beverage is suitable for people of all ages; after the camellia ampiexicaulis tea beverage is drunk for a long time, the immunity of a human body is enhanced; any preservative is not contained, and the safety and non-toxicity effects are realized.

The invention discloses nano-composite paramagnetic flocculant and a preparation method thereof, and relates to magnetic flocculant which is used for precipitating the suspended particles and the colloidal particles in water body and a preparation method thereof. The invention is characterized in that the flocculant extracts and separates nano Al13 with high flocculation capacity from conventional PAC, combines the nano Al13 with a magnetic carrier SiO2 / Gama-Fe3O4-SiO2, and then obtains nano-composite paramagnetic flocculant with high purity and high efficiency. The flocculant has higher flocculation activity in a magnetic field. The preparation method has the advantages of simple production condition and low cost. The prepared nano-composite paramagnetic flocculant is suitable for the sewage treatment such as sewage containing metal particles, wastewater containing oil, printing and dyeing wastewater and the like. The sewage flocculation treatment proves that compared with the prior art, the invention has the advantages of good flocculation effect, high flocculation speed, low consumption, easy recovery, non-pollution to the environment and non-poisonous function to the human body.

The invention discloses a method for extracting nickel from manganese cobalt nickel waste slag. The method sequentially comprises the following steps of: (a) adding water to manganese cobalt nickel slag according to the solid-to-liquid ratio of 1:(2-5) for mixing, and heating and bubbling under stirring to obtain cobalt nickel foam slag and a ferromanganese iron dreg; (b) heating and acid-washing the cobalt nickel foam slag, and filtering to obtain a cobalt nickel filter cake; (c) curing and leaching the cobalt nickel filter cake with a concentrated sulfuric acid to obtain a cobalt nickel solution; (d) removing impurities including copper, iron, calcium, magnesium, manganese and zinc in the cobalt nickel solution so that the mass concentration of the impurities in the solution is reduced below 0.01 g / L; (e) extracting the cobalt nickel solution which is subjected to impurity removal with a P507 extraction agent and separating a nickel sulfate solution and a cobalt-loaded organic phase; and (f) carrying out cooling crystallization on the nickel sulfate solution and recycling a nickel sulfate product. The production conditions utilized in the method are relatively simple and can be efficiently grouped, and the nickel recycling rate is high.

The invention relates to a health care food and a preparation method thereof, in particular to a method for preparing deer bone frozen powder by ultrasonic degradation. The method comprises the following steps of: cleaning a deer bone without anadesmas, crushing, and adding acetone to remove fat in the deer bone and prepare defatted deer bone powder; grinding the defatted deer powder with a colloid grinder to obtain deer bone slurry of 200-230 meshes; mixing the deer bone slurry and active water to form a suspension; crushing the sufficiently dispersed and emulsified deer bone suspension by an ultrasonic continuous flow cell crusher under stirring to fracture cell membranes and fully release the active substances in the cells; directly sublimating the target drying substance by utilizing a frozen drying and condensing technology to remove moisture, wherein drying by heating is avoided to prevent the inactivation of the active substances of the deer bone in the preparation process. The deer bone frozen powder has complete nutrition and high activity, and the preparation method needs short extraction time, reduces the loss of active substances and improves the utilization rate of the deer bone. The invention has the advantages of simple process, low production cost and shortened production period.

A dripping pill of trihexyphenidyl is prepared by superfine pulverizing and conventional process for preparing dripping pills.

The purpose of the invention to provide a polymeric acid solution thickener. The thickener has excellent resistance to a high temperature and shearing, and can meet high temperature and deep well construction requirements. The ternary copolymeric acidified fracturing thickener obtained in the invention can be used for thickening an acid solution with the hydrochloric acid concentration of 5-28%, the apparent viscosity of the thickener at room temperature is 100 mPa.s or above, the viscosity retention rate at 90 DEG C still reaches 60% or above, the viscosity at 110 DEG C can still reach 30 mPa. s or above, and the thickener has good thickening and temperature resisting performances. Compared with conventional preparation technologies, a technology disclosed in the invention has the advantages of high production efficiency, simplicity, mild production conditions, easiness in control of the polymerization process, great reduction of the production cost, and easiness in industrial promotion; and the above product has the advantages of good solubility, convenience in transportation, and good application prospect.

The invention discloses a step-by-step reaction type electrochemical detection method, and the method comprises the following steps: S1: modifying a blank reactant or at least one functional reactantby an electrode, and storing the at least one functional reactant by a sampling tube, wherein the sum of the number of the functional reactants modified by the electrode and the number of the functional reactants stored by the sampling tube is the number of the functional reactants for completing the parameter determination of a sample to be detected; and S2: the sample to be detected reacting with the functional reactants stored in the sampling tube, and the reacted sample reacting with the blank reactant or the functional reactants modified by the electrode to generate a detectable electrochemical active product. The invention also discloses a step-by-step reaction type electrochemical detection device. The step-by-step reaction type electrochemical detection method can fully remove interference, has more full reaction before detection and high detection sensitivity, improves the accuracy of the electrode and increases the anti-interference diversity of the electrode; and various enzyme liquid modification conditions are not required to be considered, so that the manufacturing cost is reduced, and the manufacturing conditions are simplified.

The invention relates to a Nefopam Hydrochloride drop pill prepared by utilizing ultramicro disintegration and drop pill manufacturing process, which has the advantages of improving collapse and dissolving speed, quick effect, increased medicament stability, reduced adjuvant consumption, lowered production costs, and easiness in carrying and use. It has good compliance, thus is especially suitable for children, the elderly, bedridden patients and dysphagia patients.

The invention discloses a classification sensor for an automobile seat cushion. The classification sensor comprises a plastic sealing block connected with the tail end of a sensor. Technical key points are that: the pressure sensor comprises opposite plastic thin film layers; aluminum foil layer conductive circuits and carbon paste layer conductive circuits are sequentially printed on the plastic thin film layers; the plastic thin film layers with the printed circuits are adhered through an interlayer to form a composite structure in which a plurality of sensing units capable of repeatedly measuring a load on the automobile seat cushion are arranged; and a machine core board for classifying and processing a resistance value signal of each sensing unit is arranged in the plastic sealing block, and is connected with an entire safety airbag electric control center. The classification sensor has the advantages that the expansion degree of a safety airbag is controlled when an accident happens, so that the safety of passengers in an automobile is effectively ensured; silver paste circuits are replaced by the aluminum foil layer conductive circuits, so that the compressive resistance of the sensor is improved; silver paste is replaced by an aluminum foil layer, so that production cost is greatly lowered; and an aluminum corrosion process is adopted instead, so that the production cost is lowered.

The invention discloses a preparation method for double-functionalized KIT-6 / ZSM-5 for adsorbing carbon dioxide in smoke. The method comprises the following steps: grafting a silane coupling agent and diethylenetriamine propyl trimethoxysilane (AAAPTS) of which the mass rate to the KIT-6 / ZSM-5 is 1.0 on a KIT-6 / ZSM-5 composite molecular sieve, and impregnating TEPA or PEI with 30%-60% of the mass fraction on the triamido-grafted KIT-6 / ZSM-5 composite molecular sieve, and synthesizing the double-functionalized KIT-6 / ZSM-5 composite molecular sieve. The method of first grafting and second impregnating is used for effectively fixing the amido on the high-stability double-advantage micropore-mesopore composite molecular sieve combined with a reconcilable micropore material with the larger mesopore diameter. The stability and adsorptive property of the material are strengthened. The production condition of the preparation process of the adsorbent is simple, the operation is convenient, the production cost is low, the adsorption effect is good, the environment pollution is small, and the adsorbent has the good application prospect.

The invention discloses a preparation method of an organosilicone adhesive. The preparation method comprises following steps: preparation of component A, preparation of component B, mixing of the component A with the component B, and solidification. In the steps of preparation of the component A and the component B, raw materials are introduced into a first material tank for mixing and stirring, preparation is carried out in an open system directly, and protection by certain inert gas or stirring under vacuum conditions is not needed; an obtained mixture is subjected to normal pressure filtering using a 300- to 400-mesh filter screen in the first material tank, and then is introduced into a second material tank, no high pressure extrusion is needed. Compared with conventional organosilicone adhesive preparation technology, the preparation method possesses following advantages: production conditions are simplified, production time is shortened, the organosilicone adhesive prepared via the preparation method is high in refractive index and light transmittance rate.

The invention provides a biological alcoholization method for tobacco leaves. Strains which facilitate acceleration of alcoholization are cultured and fermented, fermentation liquor is subjected to plate-frame filtration and vacuum concentration and then prepared into spray-coating liquid by adding a protection agent, and the spray-coating liquid is uniformly sprayed to the surfaces of the tobaccoleaves. According to the biological alcoholization method for the tobacco leaves, the mixed strains are used for seed culture, afterwards, fermentation is conducted, lignin, starch and proteins in tobacco stem extracts are used as inducing substrates of enzymes, generated laccase is highly targeted to degradation of the lignin in tobacco stems, the degradation efficiency is high, and the contentof the lignin in the tobacco stems is reduced; the starch, the proteins, pectins, hemicellulose and other impurities which affect the smoking taste in the tobacco stems generate the corresponding enzymes through the inducing substrates in the tobacco stem extracts, after the spray-coating liquid is sprayed to the tobacco leaves, the corresponding substrates are degraded, the time for the natural alcoholization process is shortened, and the taste is better and more mellow.