79results about How to "Product quality controllable" patented technology

The invention discloses a nerve conduit and a preparation method thereof. The nerve conduit comprises an inner layer, a transition layer, an outer layer and at least one cavity used for storing a bioactive factor solution, wherein the outer surface of the inner layer is sequentially coated with the transition layer and the outer layer; the cavity is positioned between the inner surface of the outer layer and the outer surface of the transition layer and/or between the outer surface of the inner layer and the inner surface of the transition layer; the inner layer is a hydrophilic cytoskeleton layer made by adopting an electrostatic spinning method; and the outer layer is a hydrophobic nerve conduit scaffold layer made by adopting the electrostatic spinning method. The nerve conduit can be used for loading bioactive factors before an operation in a required mode, such as injection, soaking and the like due to the miniature cavity, so that the production quality of the product is easy to control, the survival rate of the bioactive factor can be greatly improved, the nerve regeneration can be promoted in high efficiency, and the nerve repairing effect can be reinforced.

The invention relates to laser direct plating paper and a preparation method thereof. The preparation method comprises the following steps: (1) coating: coating a lightweight coated paper with the specification of 50-70g/m<2> by using a laser information layer, and drying after the coating is over, wherein the laser information layer comprises the following compositions in percentage by weight: 65.0-68.0% of laser-based precoated resin, 15.0-20.0% of ethanol, 8.0-12.0% of ethyl ester, and 8.0-12.0% of butanone; (2) laser mould pressing: carrying out mould pressing on the lightweight coated paper coated with the laser information layer through a mould pressing machine, wherein a plurality of laser patterns are carved on a roller of the mould pressing machine, and the laser patterns are imprinted onto the lightweight coated paper through mould pressing; (3) aluminum plating; (4) coloring and regaining moisture, to obtain the laser direct plating paper finished product. The laser direct plating paper finished product is wear-resistant and scratch-resistant, easy to print, anti-counterfeiting and the like, and can be widely applied to the fields of cigarette packets, beer labels, gift packages, decorations and the like.

A pharmaceutical composition is an organic salt formed by an organic acid rosuvastatin and an organic base azelnidipine with a molar ratio of 1:1. The pharmaceutical composition can be made into any dosage forms together with a pharmaceutically-acceptable carrier for reducing blood pressure and blood lipid, reducing myocardial infarction and treating cerebral apoplexy. The inventive pharmaceutical composition has the advantages of stable physiochemical indexes, controllable product quality, and convenient administration.

The invention relates to oral sustained release granules using microcrystalline cellulose and ethyl cellulose as a carrier to be combined with active compositions. The invention solves the problem that the prior granule coating type sustained release insoluble drug is too slow in releasing from a skeleton, the release of the drug is affected by pH values and digestive hydrolysis speed, coating needs to be processed by special coating equipment which is expensive, has complex process, high requirement of operation and high rate of products with bad quality and is unfavorable to mass industrial production, and the like. In the invention, the microcrystalline cellulose and ethyl cellulose are combined to form a carrier and are matched with active compositions; the microcrystalline cellulose can accelerate the speed of the drug dissolving in a human body, while the ethyl cellulose can sustain the speed the drug dissolved in the human body, so that the absorption of the drug is improved through the cooperation of the microcrystalline cellulose and ethyl cellulose, the bioavailability is improved, the speed of the drug releasing in the human body is controlled, and the active compositions are given full play in the human body.

The beverage of roxburgh rose and mountain spring water is prepared with the root, stem, leaf and fruit of roxburgh rose as main material, and consists of the extractive of roxburgh rose root, stem, leaf and fruit, honey, glucose, essence and mountain spring water. Prepared with roxburgh rose rich in nutrients, natural mountain flower honey, pollution-free mountain spring water and glucose capable of replenishing bodyí»s energy, the beverage has double functions of nourishing and medical health care. It is delicious and has several health functions.

The invention discloses a preparation method of a honeysuckle extract. The preparation method is characterized by comprising the following steps of: a, preparing, cleaning, drying and crushing a honeysuckle raw material to obtain a honeysuckle powder; b: adding water into the honeysuckle powder obtained from the step a, and then carrying out extraction and filtration to obtain a preliminary extraction solution; c, feeding the preliminary extraction solution obtained from the step b to a separation kettle for separation, collecting supernate, condensing the supernate to 20-30% of the original volume, adsorbing the condensed product using a resin column, and eluting the resin column using 60-70% of ethanol, 50-60% of ethanol and 40-50% of ethanol respectively; d, combining the eluates obtained from the step c for still standing for 1-2 hours, filtering the resulting product to obtain a crude extracting solution; and e, dying the crude extracting solution obtained from the step d to paste form to obtain a honeysuckle extract finished product. The preparation method disclosed by the invention has the following advantages that the method is greatly increased in extract yield of the honeysuckle extraction, simple in process conditions, easy in industrialization, easily controlled in production quality, low in cost and good in used effect.

The invention provides a large-aperture assembly-type reinforced concrete culvert member. The culvert member is provided with a left side wall, a right side wall and an arch-shaped top plate, and two ends of the top plate are connected with upper ends of left and right side walls respectively to form a culvert unit. The top plate, the left side wall and the right side wall form a reinforced concrete member, and a plurality of reinforced concrete members are installed sequentially, so that the large reinforced concrete culvert is assembled by modular reinforced concrete members, the production process and the production quality can be controlled easily, effects of weather factors on culvert engineering construction are reduced, and the engineering cost is reduced; member line production is performed, the construction technology is simple, and the inherent quality and the appearance quality of the installed solid structure are improved greatly; and a factorization prefabrication mode of members is performed, so that waste of raw materials of concrete is reduced, pollution caused by covering of membrane curing is reduced, and the molded solid structure is smooth in line type, attractive in appearance and provided with good visual effects.

The invention discloses a skin wound repairing preparation which is prepared by dissolving hyaluronic acid, 4-dimethylamino pyridine, 1-(3-dimethylamino propyl)-3-ethyl carbodiimide hydrochloride in dimethyl sulfoxide, and performing magnetic stirring at the room temperature so as to obtain a hyaluronic acid solution; mixing pulullan with dimethyl sulfoxide, and uniformly stirring so as to obtain a pulullan solution; slowly dripping the pulullan solution into the hyaluronic acid solution to react for 4-48 hours at 40-80 DEG C, dialyzing the reaction liquid, and performing freeze-drying on the obtained dialysis liquid, thereby obtaining the skin wound repairing preparation. The skin wound repairing preparation disclosed by the invention has multiple effects of isolating bacteria, absorbing effusion of a wound surface, keeping the wound surface wet, promoting the wound surface to heal and the like, moreover is wide in preparation raw material resource, low in cost, gentle in synthesis condition, concise in production route, good in operability, and easy in production quality control, and most importantly has relatively higher security and clinical use values when being compared with a conventional similar product.

The invention discloses a light weight, high-strength and environmentally-friendly type nonmetallic sound barrier, and relates to the field of nonmetallic sound barriers. The light weight, high-strength and environmentally-friendly type nonmetallic sound barrier comprises a plurality of sound absorbing panels, a plurality of sound insulating panels and fixing devices. The fixing devices are standcolumns with vertical grooves, and are fixed on edges of a bridge deck or pavement, the sound barrier is formed by inserting the multiple sound absorbing panels and the multiple sound insulating panels between every two stand columns, the sound absorbing panels are micro-porous particle sound absorbing panels and are arranged on the side near a sound source, the sound insulating panels are concrete sound insulating panels and are arranged on the side far away from the sound source, and air separating cavities are reserved between the micro-porous particle sound absorbing panels and the concrete sound insulating barriers.

The invention provides a Beauveria bassiana solid medium adopting corn granules as a matrix. The invention also provides a preparation method of the Beauveria bassiana solid medium and a culture method of Beauveria bassiana. The Beauveria bassiana solid medium adopts the corn granules as a matrix, and raw materials can be easily obtained, have low prices and can be locally obtained in most regions, so the transportation cost is reduced, the production cost is greatly reduced, the solid medium is suitable for different enterprises and research units to research and produce the Beauveria bassiana, and the solid medium has obvious economic values and a good application prospect. The solid medium can be used in a Beauveria bassiana solid fermentation and liquid-solid two-phase fermentation technology. The culture method has the advantages of easiness in operation, short fermentation period and high sporulation quantity.

The invention relates to a preparation method of a chloride-free activated carbon-loaded ruthenium-based ammonia synthesis catalyst, and relates to a preparation method of a chloride-free ruthenium-based ammonia synthesis catalyst by using ruthenium chloride as a raw material and removing chloride ions. The preparation method specifically comprises the following steps of using the ruthenium chloride as the raw material, adding soluble alkaline, standing, settling, washing, and dissolving, so as to obtain a chloride-free ruthenium precursor; loading onto the activated carbon, and adding a KNO3(potassium nitrate) additive, so as to obtain the chloride-free activated carbon-loaded ruthenium-based ammonia synthesis catalyst. Compared with the ruthenium-based ammonia synthesis catalyst prepared the existing methods, the preparation method has the advantages that the ruthenium chloride is used as the raw material, the price is low, the preparation technology is simple, the operation is convenient, the chloride ions can be well removed, and the loss of noble metal, namely ruthenium, is reduced in the preparation process; the activity of the prepared catalyst is higher; the industrializedapplication prospect is better.

The invention discloses a process and equipment for recycling filter pressing waste water in production of nano activated calcium carbonate. The process and the equipment provided by the invention are capable of completely purifying filter pressing waste water in production of nano activated calcium carbonate so that the filter pressing waste water can be up to the standard of water used for the production of nano activated calcium carbonate; and therefore, recycling is realized. The process provided by the invention comprises the following steps of: slowly adding an organic flocculant to a burdening tank with clear water and stirring quickly to obtain an emulsion solution; diluting the obtained emulsion solution by using water until the concentration of the solution is 0.1-0.5%; activating carbonate sinter in an activation tank in the activation process of nano activated calcium carbonate, then introducing the diluted solution into the activation tank and then continuously and quickly stirring for 10-15 min; carrying out diaphragm filter pressing on the slurry which is quickly stirred for 10-15min; discharging filtrate into a production settling basin; adding an inorganic regulator to regulate the pH to 7-9; cyclically using the overflowing clear water in the production of nano activated calcium carbonate; and simultaneously, generating a little precipitate.

The invention provides a piezoelectric ceramic annular sensor for tubular concrete structure health monitoring, and belongs to the field of civil engineering structure health monitoring. The piezoelectric ceramic annular sensor comprises piezoelectric ceramic rings, waterproof and anti-electricity coatings, electromagnetic shielding coatings, cement mortar protection layers and wires. The piezoelectric ceramic annular sensor is used for transmitting signals to generate stress waves, the grouting quality of a tubular concrete structure can be monitored through the changes of energy of the received signals, the stripping condition between inner concrete and an overcladding layer can be monitored, and the use performance of the structure is judged. The piezoelectric ceramic annular sensor is suitable for tubular concrete structure construction process monitoring and health monitoring in the service process, the piezoelectric ceramic annular sensor is simple in structure, mass production is easy, the compatibility between the piezoelectric ceramic annular sensor and a concrete material is good, signal excitation and collection in the axial direction and the radial direction can be achieved, high applicability is achieved, and the sensor is provided for the construction process and service process of the tubular concrete structure in engineering.

The invention discloses a biological type nerve conduit.The biological type nerve conduit comprises a fiber-felt inner layer composed of regenerated silk fibroin fibers mixed with vascular endothelial growth factors and alkaline fibroblast growth factors and having three-dimensional staggered network structure characteristics, wherein the outer surface of the fiber-felt inner layer is sequentially covered with a porous transition layer, an anticoagulation layer and an outer layer, a plurality of cavities for storing a bioactive factor solution is formed in the fiber-felt inner layer and are located between the outer surface of the fiber-felt inner layer and the inner surface of the porous transition layer, and the outer layer is a hydrophobic-fiber-felt outer layer composed of regenerated silk fibroin fibers mixed with copper ions and having three-dimensional staggered network structure characteristics.The biological type nerve conduit provides a three-dimensional space for neural recovery, it is ensured that the nerve conduit has appropriate strength, hardness and elasticity, bioactive factors can be loaded in a required mode before an operation, the product production quality can be easy to control, the survival rate of the bioactive factors can be greatly improved, and neural regeneration is more efficiently promoted.

The invention discloses a method for determining plastic product injection molding process parameters and a method for establishing a coefficient library thereof, and the method for establishing the coefficient library of the injection molding process parameters comprises the following steps: establishing a three-dimensional model for various plastic products and carrying out numerical simulationanalysis for many times to obtain first theoretical injection molding process parameters of various plastic products; based on the adjustment values of the first theoretical injection molding processparameters of the various plastic products, performing multiple times of mold testing on the various plastic products, and determining actual injection molding process parameters of the various plastic products; determining coefficients of the injection molding process parameters of the various plastic products according to the actual injection molding process parameters of the various plastic products and the first theoretical injection molding process parameters; and forming a coefficient library of the injection molding process parameters according to the coefficients of the injection molding process parameters of various plastic products. By implementing the invention, the waste of related mold testing resources can be reduced, the mold testing time before mass production can be saved,the blindness can be reduced, the effective utilization rate of injection molding equipment can be improved, and products with controllable quality can be produced.

The invention provides a method for producing a white dry powder building coating base stock. The method comprises the following steps: by using designed whiteness of the white dry powder building coating base stock as B1, measuring whiteness B2 of base stocks formed by different coating basic components under the condition without a white pigment; measuring a weight W of the white pigment which needs to be added into the coating basic components when the B2 is regulated to the B1; making a relational graph or/and a table of the B2 and the W; providing the coating basic components, carrying out metering and mixing and measuring whiteness B3 of a mixture; and according to the relational graph or/and the table of the B2 and the W, which is made in the step 3, searching a weight Wt of the white pigment which needs to be added when the B3 is regulated to the B1, and adding Wt of white pigment to obtain the white dry powder building coating base stock with required whiteness. According to the invention, after the basic components are mixed, the pigment is added; for the prepared white dry powder building coating base stock, whiteness of each batch of products is basically kept consistent; and in addition, production quality can be controlled and yield is improved.

The present invention relates to composite containing lycopene and thioglycoside. The composite may be prepared into different food and medicine preparation, including food, oral preparation, injection, etc. through different production processes. It is superior to marketable anticancer preparation, which possesses high toxicity and low treating effect, and has controllable product quality and easy industrial production.

The invention provides a device for producing dry-mixed coating mortar with controllable whiteness and a method for producing the dry-mixed coating mortar with controllable whiteness by using the same. The device comprises the following parts: a, a first metering device, an aggregate metering device and a white pigment metering device; b, a first mixing device and a second mixing device, wherein a feed inlet of the first mixing device is connected with the first metering device and the aggregate metering device and a feed inlet of the second mixing device is connected with the white pigment metering device; and c, a material conveying system, wherein the material conveying system sends a mixture obtained by the first mixing device into the second mixing device and the material conveying system is provided with a whiteness detection device or is provided with a sampling port for sampling in the whiteness detection. The device for producing the dry-mixed coating mortar with controllable whiteness, which is provided by the invention, can be a full-closed system. According to the invention, by carrying out online monitoring on whiteness and carrying out secondary mixing on a white pigment, whiteness of each batch of products is basically kept consistent; and production quality can be controlled and yield is improved.

The invention provides the application of quercetin in the preparation of medicine for preventing or treating diseases caused by influenze virus, adenovirus, staphylococcus aureus and/or streptococcus hemolyticus and the like, and a pharmaceutical composition thereof. The pharmaceutical composition has the activity for resisting the influenze virus being equivalent to oseltamivir.

The invention belongs to the field of photovoltaic solar panels, in particular to a production method of an arc-shaped solar panel. The method comprises the steps of sequentially overlaying an arc-shaped glass layer, binding material layers, a battery sheet layer and a back plate material layer from top to bottom according to the sequence of the back plate material layer, the binding material layer, the battery sheet layer, the binding material layer and the arc-shaped glass layer, and laminating on an arc-shaped die for obtaining the arc-shaped solar panel. The production method can play the fundamental promotion role for the application of building integrated photovoltaics, ensure the conversion efficiency of the solar panel, simultaneously beautify an elevation of a building, change the shape of the elevation of the building, and really realize the effect of the building integrated photovoltaics.

The invention relates to a telmisartan flavor chewable tablet. The telmisartan flavor chewable tablet is prepared from, by weight, 10-30% of telmisartan, 20-35% of a diluent, 30-45% of a filler, 1-10%of an alkalizer, 1-10% of a disintegrating agent, 1-5% of an adhesive, 5-20% of a flavoring agent and 2-5% of a coating agent. By means of a coating material, granules with the telmisartan and alkalizer are coated through a fluidized bed, the solubility and bioavailability of the telmisartan in the intestinal environment are improved, and the bitter taste and oral mucosa irritation caused when adog chews the telmisartan tablet are effectively removed. The beef flavor telmisartan chewable tablet is high in palatability, and the medicine compliance of a pet is improved.

The invention relates to the technical field of processes of producing modified asphalt, in particular to a production process for producing modified asphalt from medium-low-temperature coal tar heavycomponents, and the production process is simple, is controllable in product quality, and is more energy-saving and environmentally friendly. The production process comprises the following steps: 1)preparing raw materials: medium-low-temperature coal tar heavy components and asphalt; 2) preparing equipment: an asphalt heat exchanger, a modified asphalt reaction kettle, a modified asphalt heatingfurnace, a vacuum flash evaporator, an asphalt middle slot, a heavy oil separator, a heavy oil middle slot, a vacuum condenser, a vacuum slot and a flash-evaporating oil separator; and 3) putting theasphalt into the modified asphalt reaction kettle, heating the medium-low-temperature coal tar heavy components through the asphalt heat exchanger to mix with part of asphalt from the modified asphalt reaction kettle, entering the modified asphalt heating furnace to heat, and entering the modified asphalt reaction kettle to modify.

The embodiment of the invention discloses an automatic paper winder. The paper winder comprises a workbench, a paper winding shaft, a paper winding driving device and a paper winding pushing device; the paper winding shaft is arranged above the workbench; the paper winding driving device comprises a paper winding motor and a negative pressure generator; an output shaft of the paper winding motor is connected with the paper winding shaft; the multiple through holes are formed on the paper winding shaft; the negative pressure generator generates negative pressure when the paper winding is started, and a product to be winded on the workbench is adsorbed to the paper winding shaft through the through holes on the paper winding shaft; the paper winding motor drives the paper winding shaft to rotate so as to wind the product to be winded into a paper roll; the negative pressure generator releases negative pressure after the paper roll is formed, so that the paper roll is released from the paper winding shaft; and the paper winding pushing device moves along the paper winding shaft to push the paper roll out of the paper winding shaft.

The invention provides a large-aperture assembly type reinforced concrete culvert shaping steel template, which comprises a support frame and a shaping groove, wherein the shaping groove is formed by respectively connecting the two sides of a lower template with one side baffle plate, the forming groove is supported by the support frame, a front baffle plate and a back baffle plate are respectively arranged at a front end opening and a back end opening of the forming groove, the front baffle plate is connected with the front end parts of the two side baffle plates, in addition, the front end opening of the forming groove is sealed, the back baffle plate is connected with the back end parts of the two side baffle plates, in addition, the back end opening of the forming groove is sealed, and more than two cover plates are connected with the upper ends of a pair of side baffle plates. A steel bar framework of a culvert component is placed into a forming groove, then, cement is cast into the forming groove, a culvert component can be formed, the culvert component is maintained after being formed and dried, after the maintenance completion, the front baffle plate and the back baffle plate are opened, and the qualified culvert component can be lifted out. In the culvert construction site, the culvert components are assembled for forming a culvert unit, then, a plurality of culvert units are in butt joint, and a culvert with certain length can be formed.

The invention relates to a method for preparing soybean paste from vinegar residues, comprising the following steps: (1) taking soybeans, removing impurities, cleaning and soaking; (2) draining the soybeans, performing steaming for 30min, and performing steaming with vinegar residues for 15-20min; adjusting the pH value of the steamed vinegar residues to 5.5-7; immediately and uniformly mixing thesteamed soybeans with the steamed vinegar residues, and reducing the stirring temperature to 45-40 DEG C; (3) inoculating aspergillus oryzae koji essence, uniformly stirring and mixing, and carryingout stacking culture; (4) carrying out first koji turning, carrying out second koji turning, and continuously carrying out tiled culture at 30 DEG C; (5) culturing for 10-13 hours, and mixing with brine; and (6) performing heat preservation and fermentation at 45-55 DEG C for 15-30 days to obtain the soybean paste. According to the method, by controlling the proportion of the vinegar residues, theproduction quality of the soybean paste is controllable, the brewing cost of the soybean paste is reduced, the problem of natural digestion of the vinegar residues in the seasoning fermentation industry is solved, the vinegar residues are taken as vinegar to be used for the paste, and zero emission of vinegar production is truly achieved.

The invention relates to a making method of high-salt diluted soy sauce containing high-flavor Baijiu distiller's grains. The making method comprises the following steps of (1) removing impurities ofsoybeans, performing thorough cleaning, and performing soaking; (2) uniformly mixing and stirring the cooked soybeans, with fried wheat and the high-flavor Baijiu distiller's grains to 38-43 DEG C; (3) performing inoculating with aspergillus oryzae koji, and performing piled culture; (4) turning over the koji and performing tiling for culturing; (5) collecting the koji; (6) stirring the made Daquwith salt water, and performing uniform mixing; and (7) performing fermentation at 15 DEG C for the first day, artificially adding lactic acid bacteria, then raising the temperature by 1 DEG C every day, after 15 days, raising the temperature to 30 DEG C, performing heat-insulating fermentation, at the 15th day of fermentation, adding salt-tolerant yeast, and then performing heat-insulating fermentation at 30 DEG C for 135-165 days, so as to obtain the high-salt diluted soy sauce containing high-flavor Baijiu distiller's grains. Through controlling the high-flavor Baijiu distiller's grains inthe raw materials, the production quality of the high-salt diluted soy sauce is controllable, the cost is reduced, besides, additional cost of the high-flavor Baijiu distiller's grains is also increased, the utilization problem of the high-flavor Baijiu distiller's grains is solved, and the fermentation cost of the high-salt diluted soy sauce is reduced.