53results about How to "In line with industrial production" patented technology

The invention relates to a high-thermal-oxidative stability and heat-resistant regeneration nylon material which comprises the following raw materials by mass percent: 46%-68.1% of regeneration nylon resin, 25%-35% of glass fibers, 3%-8% of a flexibilizer, 0.2%-1.0% of an antioxidant, 0.5%-2.0% of a lubricant, 2%-4% of a thermal stabilizer, 1.0%-3.0% of black masterbatch and 0.2%-1.0% of a hydrolysis-resistant agent. A preparation method of the regeneration nylon material comprises the following steps: 1, drying; 2, proportioning the raw materials; 3, stirring to be uniform; 4, extruding and granulating. According to the regeneration nylon material, the mechanical performance and the heat-resistant performance are greatly improved under combined action of functional aids, and a product can be used for a long term in a high-water-temperature environment. The current product is successfully applied to preparation of the cooling water tank of a tractor and replaces primary aluminum iron to manufacture the water tank.

The invention discloses a high-efficiency energy-saving white wine continuous distillation method, which solves the problems of incapability of continuous production, very low efficiency and high energy consumption in the existing white wine distillation mode, and the problems of incapability of large-scale production and dependence of operation on experience in the distillation process. The device comprises a first distillation kettle, a second distillation kettle, a third distillation kettle, a first reboiler, a second reboiler, a distillation tower and a condenser set. The device can perform uninterrupted distillation on vinasse, thereby enhancing the distillation efficiency; and the device can implement the traditional technique of leaving out the beginning and the end, and can effectively separate aldehydes, methanol, other impurity alcohols and other substances harmful to the human body in the vinasse, thereby promoting the improvement of the white wine quality and being more beneficial to health of the drinker.

The invention relates to a regenerated MC nylon composite material which is prepared from the following raw materials in percentage by mass: 34.9%-67.3% of regenerated MC nylon resin, 25%-35% of glass fiber, 4%-10% of flexibilizer, 0.2%-0.6% of antioxidant, 0.5%-1.5% of lubricant, 1.0%-3.0% of black master batch, and 7%-15% of anti-wear agent. A preparation method for the regenerated MC nylon composite material comprises the following steps: a step I of drying; a step II of raw material proportioning; a step III of uniformly stirring; a step IV of extruding and pelletizing. According to the regenerated MC nylon composite material provided by the invention, mechanical performances, heat resistance and wear resistance of the regenerated MC nylon composite material are greatly improved by virtue of compounding effect of various functional auxiliaries and special screw combination; at present, the product is successfully applied to conveying pipelines in the industries such as petrol, chemical engineering, metallurgy, mine, and the like. The preparation method is simple in process, high in continuous production efficiency and stable in product quality.

The invention relates to a preparation method for extracting antibacterial peptides from wood frog bodies by using ultrasonic waves. A process for extracting biological antibacterial peptides disclosed by the invention comprises the following steps of: performing earlier stage cleaning treatment on dry wood frog bodies from which fat and ova are removed and which are taken as raw materials; performing acidifying treatment; extracting by adopting ultrasonic waves; and performing steps of centrifugal precipitation, filtration, concentration, collection and the like to obtain a wood frog antibacterial peptide concentrated solution. A novel process for directly extracting antibacterial peptides from wood frog bodies disclosed by the invention has the advantages of easy operation, high production efficiency, high yield, remarkable broad-spectrum bacterium-resisting and sterilizing efficiency, and the like, and can be widely applied to the fields of drugs, foods, fresh keeping of fruits and vegetables, daily cosmetics, feed additives and the like.

The vancomycin hydrochloride injection consists of medicine vancomycin hydrochloride in 90%-99% and supplementary material in 1%-10%, and is prepared into powder for injection with supplementary material of stabilizer and / or antioxidant. The medicine powder has potency higher than 900 IU / mg, and is dissolved in water to form 50 mg / ml solution with absorbance at 465 nm lower than 0.065 and pH 2.0-4.0. It is prepared through freeze drying process. The vancomycin hydrochloride injection of the present invention has simple preparation process, common medicinal supplementary material citric acid, glycine, L-cysteine etc, and high normal temperature storage stability.

The invention discloses a coating method of a sodium ion battery positive electrode material, which comprises the following steps: step 100, sequentially adding a solvent, a positive electrode material and a coating precursor into a stirring tank, and uniformly stirring and mixing the solvent and the coating precursor; step 200, carrying out spray drying on the mixture through spray drying equipment to obtain a positive electrode material coated with the coated precursor; step 300, performing secondary sintering on the positive electrode material coated with the coating precursor to form an oxide shell so as to obtain an oxide coated positive electrode material. According to the invention, uniform coating and rapid drying of the material are realized based on spray drying, so that the coating process is simpler, the coating effect is better and more uniform, the interface of the positive electrode material is optimized after coating, and the cycling stability of the sodium ion batteryis improved.

The invention discloses a process-controlled rapid fermentation processing method of pure strains of Liuyang salt black beans. The method comprises the following steps: removing impurities of fresh black beans; soaking; steaming at high pressure to ensure that proteins are denatured properly and cooling; inoculating aspergillus oryzae for enlarge cultivation and uniformly stirring for fermentation starter propagation; naturally cooling prepared cooked yeast, wherein protease activity is 800-1,200 unit / g dry basis (based on neutral protease); adding hot water and stirring; rapidly draining and adding small amount of salt or white spirit; uniformly stirring and compacting and putting into a sealing interlayer tank for heat-preservation fermentation so that fermented amino acid nitrogen is up to more than 0.55 percent; finally, dehydrating and drying by using continuous flow belt type drying equipment so that the water content of the product is less than 15 percent, the amino acid nitrogen is more than 0.85 percent, and the bacterial quantity is less than 103 cfu / g. The quality of the product is stable, the key procedures of each process are controlled in an interlocking mode and have synergistic effects, and the process from material input to acquisition of finished product only needs 15-25 days. The method is short in process period and stable in quality, and a production method and a production process with high efficiency, standardization, large scale, continuity and feasibility are provided for safe and convenient low-salt or salt-free Liuyang salt black bean products.

The invention discloses a coating-structure sodium-ion battery anode material as well as a reparation method and application thereof. The method comprises the following steps: selecting / preparing coating liquid, wherein the coating liquid contains coated precursor formed by metal salt and / or hydrate of the metal salt; putting a to-be-coated anode material into a coating furnace, heating to 200-1000 DEG C, introducing the coating liquid into the coating furnace through compressed air or nitrogen or argon, heating to decompose the coated precursor into oxide uniformly coating the surface of theanode material; and taking out the prepared anode material with an oxide coating layer, so as to obtain the coating-structure sodium-ion battery anode material.

The invention discloses a preparation method of 2-(4-fluorophenyl)-5-[(5-bromo-2-methylphenyl) methyl] thiophene. The 2-(4-fluorophenyl)-5-[(5-bromo-2-methylphenyl) methyl] thiophene is prepared by performing twice Suzuki cross-coupling reactions between 5-nitro-2-methyl-benzoyl chloride and 5-bromothiophene-2-boronic acid first and then between a reaction product and 4-fluorophenylboronic acid, a reducing reaction and a Sandmeyer reaction. The preparation method belongs to the field of preparation of medicine intermediates. The preparation method can be used for preparing a medicine Invokana for treating type-II diabetes. The preparation method has the characteristics of simple operation, good process stability, high yield, few solid, liquid and gas wastes, low production cost and good product quality.

The invention discloses recycled self-compacting concrete and a preparation method thereof. The recycled self-compacting concrete comprises the following components in parts by weight: 220 to 260 parts of cement, 160 to 190 parts of water, 780 to 800 parts of broken stone, 150 to 158 parts of a recycled material, 80 to 85 parts of mineral powder, 10 to 14 parts of an expanding agent, 720 to 750 parts of sand, 3 to 7 parts of a water reducer, 2 to 10 parts of a viscosity modifier and 110 to 117 parts of coal ash; and the recycled material comprises the following components in parts by weight: 20 to 40 parts of iron tailings, 10 to 20 parts of building waste and 20 to 30 parts of steel slag powder. The recycled self-compacting concrete disclosed by the invention has the advantages of high flowing property, filling property and segregation resistance, and the wastes of steel slag and iron tailings are utilized sufficiently.

The invention discloses an attapulgite rod refrigerator deodorization particle and a preparation method, and belongs to the technical field of attapulgite. The particle is prepared from the following ingredients: high-viscosity attapulgite clay, pasty attapulgite clay, thermally modified attapulgite clay, activated carbon, white carbon black, folium artemisiae argyi, rhizoma atractylodis, licorice root, rhizome of acorus calamus, clove oil, tea tree essential oil and herba menthae essential oil. The preparation method comprises the following steps: weighing, smashing and mixing the traditional Chinese medicines to obtain a traditional Chinese medicine mixture, and extracting in a Soxhlet extractor to obtain extracting solution; mixing and evenly stirring the high-viscosity attapulgite clay, the pasty attapulgite clay, the thermally modified attapulgite clay and the activated carbon, then, adding the extracting solution and the essential oil into mixed materials, evenly stirring and applying ultrasound; adding the white carbon black into the mixture, drying after evenly mixing, and carrying out granulation to obtain the attapulgite refrigerator deodorization particle. The attapulgite refrigerator deodorization particle has an efficient deodorization effect and a certain sterilizing effect. The preparation method is simple and practicable, and has a good application value.

The invention discloses a sausage with no nitrite and a preparation method thereof. The sausage is prepared from, by weight, 400-600 parts of streaky pork, 200-300 parts of chicken, 150-315 parts of soybean protein, 6-12.15 parts of salt, 6-12.15 parts of monosodium glutamate, 6-12.15 parts of chicken essence, 6-12.15 parts of white granulated sugar, 0.75-1.82 parts of five-spice powder, 1.125-24.3 parts of carrageenan, 7.5-18 parts of sodium alginate, 0.075-0.12 part of isoascorbic acid, 0.375-1.2 parts of tripolyphosphate, 1.5-3.0 parts of glucose lactone, and 0.75-1.94 parts of nitrite substitutes. The preparation method includes material selecting, meat mincing, preparation of the nitrite substitutes, preparation of sausage stuffing, sausage filling, boiling, cooling and packing. The nitrite substitutes are prepared from natural medicine and food homologous resources and extracts in microorganisms, and can be used as substitutes to prepare sausages. The prepared sausage has similarsensory quality with sausages prepared by sodium nitrite in the prior art, but can avoid harm brought by the sodium nitrite; and the sausage is a kind of delicious and healthy food, and can accord with demands of consumers on like products so that the sausage is suitable for industrial production.

The invention discloses an arctium lappa root suspension type solid beverage and an arctium lappa root extract solid beverage. Arctium lappa roots which are high in nutrient value are selected to be used as a production raw material for preparing the solid beverage, the arctium lappa root suspension type solid beverage is prepared from arctium lappa root wall-breaking ultra-fine powder, and arctium lappa root extracts, so that the utilization rate of the arctium lappa roots is increased, the arctium lappa root market is expanded, and economic development is facilitated; and besides, a making technology is simple, requirements for equipment are low, the cost is low, the arctium lappa root suspension type solid beverage and the arctium lappa root extract solid beverage completely conform to current factory equipment, and industrial production is performed.

The invention provides a preparation method of octahydrocyclopentane[C]pyrrole. The preparation method is characterized in that under the promotion action of Lewis acid, by one step, a cyclopentylimide compound (II) is reduced into the octahydrocyclopentane[C]pyrrole (I) by a boron reducing agent.

A separation and purification process of acetylated aloe glucomannan from aloe juice includes adding special biochemical enzyme to aloe juice straining and ultrafiltering to obtain concentrated aloe juice; adding organic solution to concentrated aloe juice to extract coarse aloe polysaccharide, water washing and filtering; ultrafiltering and concentration to obtain water solution o purified acetylated aloe glucomannan; and freeze drying to obtain powder. The said process combines separation and concentration, maintains the activity of acetylated aloe glucomannan, and can be used in industrialproduction.

The invention relates to the field of food processing and making, in particular to a dietary-fiber-enriched kiwi fruit compound beverage and a preparation method thereof. The beverage preparation method comprises the following steps of 1, superfine grinding; 2, brewer's grain treatment; 3, ultrahigh pressure modification. The composite beverage is low in price, the cost is only two thirds that ofa kiwi fruit beverage in the market, fermented brewer's grains are fully utilized, and the utilization way of the brewer's grains and the competitiveness of a factory are increased.

The invention provides a method for separating a plant antimicrobial peptide, the plant antimicrobial peptide and application of the plant antimicrobial peptide. The method for separating the plant antimicrobial peptide comprises the following steps that a certain mass of black sesame is taken, and an acetic acid solution is added into the black sesame; the black sesame and the acetic acid solution are subjected to ultrasonic treatment in an ultrasonic generator and then filtered to obtain an extract; the extract is heated in a water bath and then cooled to the room temperature; the extract iscentrifuged, a precipitate is discarded, and a supernatant is collected; the supernatant is dialyzed and concentrated in sequence to obtain a reverse phase chromatographic sample; the reverse phase chromatographic sample is subjected to reverse phase high performance liquid chromatography to obtain the isolated plant antimicrobial peptide. The method for separating the plant antimicrobial peptide, the plant antimicrobial peptide and application of the plant antimicrobial peptide have the advantages that the black sesame is used as a raw material for direct extraction, the cumbersome processesof peeling and degreasing are omitted, application of organic reagents is reduced, the operation difficulty is reduced, the production efficiency is improved, the production cost is reduced, and themethod is in accordance with industrial production. The prepared black sesame antibacterial peptide has a broad-spectrum antibacterial effect and a strong antibacterial effect on candida albicans, pseudomonas aeruginosa, staphylococcus aureus, escherichia coli and haemophilus influenzae and can be widely applied in in-vitro killing products, poultry and livestock feed additives and other fields.

The invention discloses an assembled lightweight composite floor and a making method thereof. The making method comprises the steps of firstly, pouring a mortar face bottom layer in a pouring templateby using concrete mortar; then, laying a lower part steel wire gauze layer on the mortar face bottom layer; then, laying cold-formed thin-walled C-shaped steel sub-keels and cold-formed thin-walled C-shaped steel mail keels on the lower part steel wire gauze layer, and laying an upper part steel wire gauze layer on the cold-formed thin-walled C-shaped steel sub-keels and the cold-formed thin-walled C-shaped steel mail keels; then, pouring with ceramsite concrete; then, pouring an anti-crack fiber mesh mortar face layer on the upper part steel wire gauze layer. The assembled lightweight composite floor not only has the advantages of being easy to make, low in manufacturing cost, light in structural weight, convenient to assemble on site and high in material recovery and utilization rate, but also has the advantages of being high in floor strength, rapid in construction, convenient for industrial production and site construction, and the like.

The invention discloses a method for quickly extracting papaya seed oil, comprising the steps of washing papaya seeds, drying at low temperature until water content is < / =5%, crushing the dried papaya seeds, and screening with a 40-mesh screen; adding an extracting agent to the screened papaya seed powder, and stirring and mixing; inserting an ultrasonic transmitting probe directly into extracting solution with the papaya seed powder, and ultrasonically crushing and extracting for 10-90 s; after extracting, performing suction filtering, and removing residue to obtain extract; evaporating the collected extract to recycle a solvent, and performing vacuum drying to obtain the papaya seed oil. The papaya seed oil is extracted by ultrasonic crushing in the invention, the ultrasonic transmitting probe is inserted directly into the solvent with papaya seed powder, the papaya seed powder is subjected directly to ultrasonic action, papaya seed oil in the papaya seed powder is accelerated to quickly dissolve in the solvent, the technical cycle is significantly shortened, extracting efficiency is improved, the cost is lowered, and the method is highly worthy of popularization and application.

The invention discloses a preparation method for fluoroquinolones intermediate 2,4-dichloro-5-fluorobenzoyl chloride, and belongs to the technical field of the pharmaceutical synthesis. Through changing a compound IV into a compound V* and raw material 2,4-dichlor fluorbenzene, easy explosive materials of hydrogen peroxide and the like are avoided from being used. The compound V*, through a one-step reaction, is changed into the compound 2,4-dichloro-5-fluorobenzoyl chloride. A synthesized product is higher in purity, a total yield of a two-step reaction is higher, the generated starting raw material 2,4-dichlor fluorbenzene can be recycled, and carboxylate (V*) is changed into acyl chloride (II), and hydrochloric acid is not generated, pollution can be reduced. The method is more superiorto an existing technology, capable of increasing a resource utilization rate, reducing a production risk, reducing production cost, and more suitable for industrial production.

The invention relates to a preparation and chiral resolution method for unnatural amino acids. The method comprises the following steps: with adamantanecarboxylic acid as a raw material, preparing 3-hydroxy-adamantanecarboxylic acid; carrying out chlorination, oxidation and the like so as to obtain 2-(3-hydroxy-1-adamantyl)glyoxalic acid; reacting 2-(3-hydroxy-1-adamantyl)glyoxalic acid with hydroxylamine hydrochloride so as to obtain 3-hydroxyadamantyl-glyoxalic acid oxime; carrying out reduction with a reducing agent and protection with Boc acid anhydride so as to obtain N-tertbutyloxycarbonyl-3-hydroxyadamantylglycine; and carrying out resolution with organic base so as to obtain two unnatural amino acids, i.e., (S)-N-tertbutyloxycarbonyl-3-hydroxyadamantylglycine and (R)-N-tertbutyloxycarbonyl-3-hydroxyadamantylglycine. Compared with the prior art, the method provided by the invention has the following advantages: improved synthesis technology; mild reaction conditions; small environmental pollution; and applicability to industrial production.

The invention discloses a preparation method for S-adenosine-L-methionine disulfate tosylate. The method comprises the following steps of: precipitating S-adenosine-L-methionine (SAM) which is prepared through thallus collection, cell disruption of an acid heat method, extraction, and separation and purification; adjusting and controlling proportion of sulfate radial to para-toluenesulfonic acid radical; and drying to prepare the high-purity SAM disulfate tosylate. The method has the advantages of simple technological line, high processing capacity, product recovery rate of up to 75-80 percent, proportion of active ingredients in a product of more than 90 percent, product purity of up to 96-98 percent, corresponding indexes meeting pharmacopoeial requirements, low production cost and capability of realizing industrial production.

The invention provides an oil-water separation device, which includes a filter residue pool, a separation box, partition plates, and oil guide pipes. A feed pipe is inserted into the filter residue pool, the separation box is internally provided with three uniformly spaced partition plates, the partition plates divide the separation box into four independent sedimentation tanks, the front side wall of each sedimentation tank is connected to an oil guide pipe, the tails of the plurality of oil guide pipes are welded to an oil guide main pipe and the plurality of oil guide pipes are communicated with the oil guide main pipe. Each partition plate is provided with a cut-through transverse hollow pipe, the left end of each transverse hollow pipe is welded with a vertical hollow pipe communicated with the same, the bottom of a front side wall on a rightmost sedimentation tank is equipped with a through-hole, and a discharge pipe is fixed on the through-hole. The oil-water separation device provided by the invention carries out repeated precipitation separation, and achieves thorough separation, the hollow pipes disposed on the partition plates realize flow and separation simultaneously, the oil-water separation device has fast treatment speed, realizes intelligent control and detection, and is in line with industrial production, and the arranged funnel and discharge pipe valve are convenient to observe whether complete separation is achieved, if the separation is incomplete, the valve can be closed for further separation.

The invention provides an extraction method for an antibacterial peptide. The antibacterial peptide is obtained through mixing a variety of botanical raw materials and carrying out extracting. The obtained antibacterial peptide has spectral applicability, the molecular weight of overall active regions is smaller than 5kDa, and the antibacterial peptide has a stable disulfide bond structure and isgood in acid resistance, organic solvent resistance and thermal stability; the extraction method is simple in operation, the production efficiency is increased, the production cost is reduced, and thus, the extraction method is in line with industrial production; and the extracted antibacterial peptide has a remarkable inhibiting action on propionibacterium acnes, can be effectively applied to anti-acne products and exerts excellent bacteriostatic, inflammation diminishing and calming effects. Furthermore, the extraction method employs an online control system, treatment conditions of a treatment still can be more accurately controlled, the impurity ingredients are few, and thus, the quality of extracting is guaranteed.

The invention discloses a high-efficiency energy-saving white wine continuous distillation method, which solves the problems of incapability of continuous production, very low efficiency and high energy consumption in the existing white wine distillation mode, and the problems of incapability of large-scale production and dependence of operation on experience in the distillation process. The device comprises a first distillation kettle, a second distillation kettle, a third distillation kettle, a first reboiler, a second reboiler, a distillation tower and a condenser set. The device can perform uninterrupted distillation on vinasse, thereby enhancing the distillation efficiency; and the device can implement the traditional technique of leaving out the beginning and the end, and can effectively separate aldehydes, methanol, other impurity alcohols and other substances harmful to the human body in the vinasse, thereby promoting the improvement of the white wine quality and being more beneficial to health of the drinker.

The invention belongs to the technical field of medicine and particularly relates to a special omeprazole solvent for injection as well as a preparation method thereof. The special omeprazole solventfor injection comprises the following raw materials: polyethylene glycol 400, citric acid, sodium hydroxide and water for injection. The special omeprazole solvent for injection solves the problem that the omeprazole solution prepared by the conventional method is low in stability, is liable to change color and is liable to degrade. By the preparation method, the industrialized production requirement is met, and large-scale industrialized production can be realized.