52results about How to "Fast production rate" patented technology

An electronic device module comprises:A. At least one electronic device, e.g., a solar cell, andB. A polymeric material in intimate contact with at least one surface of the electronic device, the polymeric material comprising an ethylene multi-block copolymer.Typically, the polyolefin material is an ethylene multi-block copolymer with a density of less than about 0.90 grams per cubic centimeter (g / cc). The polymeric material can fully encapsulate the electronic device, or it can be laminated to one face surface of the device. Optionally, the polymeric material can further comprise a scorch inhibitor, and the copolymer can remain uncrosslinked or it can be crosslinked.

The invention relates to construction and an application of a high-temperature high-yield engineering strain for producing ethanol; specifically, the xylose reductase gene derived from neurospora crassa, the xylitol dehydrogenase mutant gene of scheffersomyces stipitis, and a series of downstream genes are efficiently expressed or knocked out in heat-resistant kluyveromyces marxianus, so that the strain is capable of efficiently utilizing and fermenting xylose, and rapidly producing ethanol in large quantity at a high temperature (greater than 42 DEG C) through an xylose metabolism path. The yeast strain is capable of rapidly and efficiently fermenting high-concentration xylose at 42 DEG C for producing ethanol; and both of the yield and the fermentation speed exceed those of the reported heat-resistant strain.

The invention discloses a recombinant saccharomyces cerevisiae and application thereof to glutamine dipeptide synthesis. The recombinant saccharomyces cerevisiae contains an exogenous gene with the nucleotide sequence shown as SEQ ID NO.1. The invention further discloses a recombinant vector containing the gene, the recombinant saccharomyces cerevisiae and a method for glutamine dipeptide synthesis through biotransformation by using the recombinant saccharomyces cerevisiae. The condition that saccharomyces cells still have high catalytic activity after the multi-time circulation utilization is discovered; the obvious industrial advantages are realized. The method and the application provided by the invention have the advantages that the raw materials are cheap and can be easily obtained; the operation is simple and convenient and can be easily controlled; the synthesis path is green and efficient; the biosecurity is high; the reaction speed is high; the conversion rate is high, and the like; The foundation is laid for the industrial production of the glutamine dipeptide.

The invention belongs to the technical field of organic fertilizer production, in particular to a liquid organic fertilizer production fermentation device, which comprises a fermentation tank, a heatpreservation device, a stirring device and a power device. On the one hand, the stirring device is driven by the power device, and a stirring spring in the stirring device makes a rotary motion to drive a stirring module to fluctuate up and down to stir a fermented material; meanwhile, a pneumatic module in the stirring device moves to enhance the stirring effect and drive a synchronous pulley inthe power device to move left and right, and the synchronous pulley moves left and right and then drives the stirring spring in the stirring device to move left right to enhance the stirring effect; on the other hand, the stirring module in the stirring device heats the fermented material, and the heat preservation device wraps the fermentation tank to provide the fermentation tank with a suitabletemperature required by fermentation, the wall of a through hole in the stirring module is curved, thereby increasing the contact area to accelerate heat dissipation, and mixed liquid in the fermentation tank flows through the through hole to generate a shock fermentation process, thereby improving the production efficiency.

The invention discloses a paper-plastic tableware spraying device and technology. The spraying device comprises a feeding module, a spray module and a spinning module which are connected through a transfer mechanism from left to right in sequence, wherein the feeding module is used for conveying to-be-processed paper-plastic tableware to the spray module; the spray module is used for spraying water-proof and oil-proof paint to the paper-plastic tableware conveyed from the feeding module from top to bottom; the spinning module is used for spinning the paint accumulated on the surface of the paper-plastic tableware to be uniform, and recycling the paint which are thrown out. According to the spraying device, the extra accumulated paint is thrown out through the spinning module, the paint layer on the surface of the product is smooth and even, the situation that a lot of paint spatters or produces fog in air during spraying can be prevented, the paint can be recycled, and the paint utilization rate is increased. The extra paint is recycled through a recycling water tank arranged on the bottom of a conveying belt, little cost is increased, the recycled extra paint can be reused, and pipelined production can be achieved, and the spraying device has the advantages of being high in production and production rate, and the like.

The invention relates to an environment-friendly strippable pressure-sensitive adhesive for a surface protective film. A preparation method of the environment-friendly strippable pressure-sensitive adhesive comprises the following steps: (1) taking water as solvent, uniformly mixing polyvinyl alcohol, anionic surfactant, emulsifier and pH regulator, increasing temperature to 50 DEG C, and adding acrylic monomer, cross-linking monomer and polymerization degree regulator to react for 1h at the temperature of 60-65 DEG C, thus obtaining a pre-emulsified solution; (2) uniformly mixing 25% of pre-emulsified solution with 40% of initiator, increasing temperature to 80-85 DEG C, adding the rest of pre-emulsified solution when the liquid turns blue, adding 20% of initiator every 1h so as to drip off all initiator within 3h, at last replenishing surplus initiator, and refluxing while keeping the temperature to be 90 DEG C for 1-1.5h; and (3) lowering the temperature of the reaction liquid to 40 DEG C, adding a bridging agent, uniformly mixing the mixture, and then cooling the mixture to room temperature. With the advantages of excellent water resistance, no adhesive residue and the like, the environment-friendly strippable pressure-sensitive adhesive is especially applicable to the surface protective film of a display screen and can avoid the pollution of solvent type pressure-sensitive adhesive to environment.

The invention discloses a biosynthesis method of beta-alanine, which includes reaction of transforming and compounding beta-alanine by recombined brewing yeast full cell catalyzed L- asparaginic acid,wherein the recombined brewing yeast contains exogenous L- aspartic acid-alpha- decarboxylase encoding gene. The method and application have advantages of low-priced and easy-acquired raw materials,simple and easy-controlled operation, green and high-efficient synthetic route, good in biological safety, quick in reaction rate, high in converting rate, and others; the method and application alsolay a foundation of the industrialization of beta-alanine.

The invention relates to a hexahydroxy copolymer water-based pressure-sensitive adhesive without adhesive residue and a preparation method of the hexahydroxy copolymer water-based pressure-sensitive adhesive. The preparation method of the hexahydroxy copolymer water-based pressure-sensitive adhesive comprises the following steps: (1) taking water as solvent, uniformly mixing polyvinyl alcohol, anionic surfactant, emulsifier and pH regulator, increasing temperature to 50 DEG C, and adding acrylic monomer, cross-linking monomer and polymerization degree regulator to react for 1h at the temperature of 60-65 DEG C, thus obtaining a pre-emulsified solution; (2) uniformly mixing 25% of pre-emulsified solution with 40% of initiator, increasing the temperature to 80-85 DEG C, adding the rest of pre-emulsified solution when the liquid turns blue, adding 20% of initiator every 1h so as to drip off all the initiator within 3h, at last replenishing surplus initiator, and keeping temperature for reflux for 1-1.5h at the temperature of 90 DEG C; and (3) lowering the temperature of the reaction liquid to 40 DEG C, adding a bridging agent, and after uniformly mixing the mixture, cooling the mixture to room temperature. The hexahydroxy copolymer water-based pressure-sensitive adhesive has the advantages of low price, high production rate, strippability and the like and can avoid the pollution of solvent type pressure-sensitive adhesive to environment, thus being an environment-friendly water-based strippable pressure-sensitive adhesive.

The invention relates to the technical field of computer numerical control machine tool base surface protective covers and discloses a computer numerical control machine tool base semi-closed surfaceprotective cover which comprises a workbench, wherein mounting seats are fixedly connected with the upper surface of the workbench; mounting grooves are formed inside the mounting seats; sliding grooves are formed inside the two side walls of each mounting seat; pulleys are slidably connected into the sliding grooves; moving rods are fixedly connected with the centers of the pulleys; a supportingrod is fixedly connected with one end of each moving rod; a connecting rod is fixedly connected with one end of each supporting rod; and a connecting joint is fixedly connected with one end of each connecting rod. According to the computer numerical control machine tool base semi-closed surface protective cover, electric push rods are arranged and telescopic protective covers are utilized for theelectric push rods, so that the electric push rods can retract when not in use; the computer numerical control machine tool base semi-closed surface protective cover is light in weight, quick to move,convenient to use and good in protective effect; and the practicability of the computer numerical control machine tool base semi-closed surface protective cover is greatly improved.

The invention discloses a preparation method of modified titanium dioxide photocatalysts of platinum metal and fluorin ions. The preparation method uses a photolysis sedimentation method to obtain the modified TiO2 photocatalysts of the platinum metal, then uses an impregnation-drying method to attach the platinum (Pt) ions and the fluorin ions on the surfaces of the TiO2 photocatalysts, and uses an ignition mode to prepare and obtain the modified titanium dioxide photocatalysts of the platinum metal and the fluorin ions. The preparation method of the modified titanium dioxide photocatalysts of the platinum metal and the fluorin ions has the advantages that Pt ions and the fluorin ions are attached to the TiO2 photocatalysts, so that speed of photocatalytic degradation of organic matters is accelerated, speed of hydrogen generation is accelerated, and quantity of output hydrogen is remarkably increased.

The invention discloses a silicon oxide passivation PERC double-sided battery and a preparation method thereof. The silicon oxide passivation PERC double-sided battery comprises a silicon substrate, a front dielectric layer arranged on the front surface of the silicon substrate, and a first dielectric layer and a second dielectric layer which are sequentially arranged on the back surface, wherein the front dielectric layer comprises a silicon dioxide layer and a silicon nitride layer; the first dielectric layer is a silicon oxide layer or a silicon oxynitride layer; the second dielectric layer comprises at least one silicon nitride layer; the thickness of the first dielectric layer is 10-100 nm; and the thickness of the second dielectric layer is 60-180 nm. The preparation method comprises the steps of S1, pre-cleaning and texturing the surface of the silicon substrate; S2, preparing a P-N junction through phosphorus diffusion; S3, etching the edge of the silicon substrate and polishing the back surface; S4, preparing a silicon dioxide layer in the front dielectric layer; S5, preparing a silicon nitride layer in the front dielectric layer; S6, preparing a first dielectric layer on the back surface; S7, preparing a second dielectric layer on the back surface; S8, performing laser grooving on the back surface; and S9, preparing an electrode. According to the silicon oxide passivation PERC double-sided battery, a conventional aluminum oxide passivation PERC battery is replaced, the manufacturing cost of a product can be effectively reduced while the efficiency is guaranteed, and cost reduction of the battery end is greatly achieved.

The invention discloses a method for preparing gamma-Fe2O3 magnetic nano-particles. The method comprises the steps that Fe3+ salt is directly dissolved in dimethylformamide (DMF), the amount of the Fe3+ salt does not exceed the amount of saturated solubility thereof in the DMF, the mixture is evenly stirred into a transparent solution, and then the solution is sintered for 1-4 hours at the temperature of 150-280 DEG C, so that gamma-Fe2O3 magnetic nano-particles are obtained. The method for preparing gamma-Fe2O3 magnetic nano-particles overcomes the defects of tedious process, complex post processing and the like in the prior art, the pH value does not need to be adjusted in the whole preparation process, washing and filter are not needed, no assistant agent or surface active agent is needed, and the method has the advantages of being high in production rate, high in yield and benefit, and capable of achieving large-batch industrial production.

The invention provides a hot-dip galvanizing automatic tube plating machine. The hot-dip galvanizing automatic tube plating machine comprises an outer wall, an inner wall is arranged in the internal space of the outer wall, a combustion flue is arranged between the outer wall and the inner wall in a surrounding mode, a zinc pot is fixedly arranged in the inner wall, the zinc pot is flush with the top of the inner wall, the height of the outer wall is larger than that of the inner wall, a support is fixedly welded at the upper end of the zinc pot, a conveying device is fixedly arranged at the right end of the support, a tube plating device is arranged at the upper perpendicular end of the support, a tube joining device is fixedly arranged at the left end of the support, and tube fittings are machined in the conveying device, the tube plating device and the tube joining device. The hot-dip galvanizing automatic tube plating machine has the advantages of being high in automation degree, high in production rate, high in conversion rate in the heating process and the like.

The invention relates to an external liquid dressing for treating skin diseases as well as a preparation method and a use method of the external liquid dressing, belonging to the technical field of medicines. The external liquid dressing is prepared by the steps of moistening high-mountain sorbaria sorbifolia flowers or high-mountain sorbaria sorbifolia seeds into water for 20-60 minutes, adding 5-15 times of water, carrying out decoction twice with slow fire, and finally filtering decoction liquid, wherein the first decoction time is 2-4 hours, and the second decoction time is 1-3 hours. Theexternal liquid dressing is simple in component, only the high-mountain sorbaria sorbifolia flowers or the high-mountain sorbaria sorbifolia seeds are taken as the raw material, and the preparation method and the use method are simple and convenient. Besides, the raw materials are wide in sources and cheap, the production process flow is simple, the production speed is high, and batch production can be realized. The external liquid dressing is convenient to use and safe in clinical application and has no toxic or side effect. The external liquid dressing can take effect within 3-5 days, the diseases can be cured within about 30 days, and therefore, the external liquid dressing has good application prospects.

The invention discloses a novel perspective film and a preparation method thereof. The perspective film comprises a transparent film layer and a glue layer. The glue layer is made of nontransparent aqueous pressure sensitive adhesive and hot melt pressure sensitive adhesive. Multiple round glue points with a same diameter are arranged in sequence to form a porous honeycomb shape. An anti-stickinglayer is arranged under the glue layer. The glue layer is prepared by steps of gravure, letterpress printing, and painting, which is carried out by a hot melting device. The production speed is quick,and the glue layer is very uniform. The glue layer is discontinuous, so the glue loss is low, moreover, the initial adhesion value of the glue layer is small, the glue layer can be adhered and peeledoff conveniently, and the problems of a hole containing mono-perspective film such as dislocation in adhering process, hole tearing, and the like, are avoided. The structure is simple, the process issimplified, the cost is low, and the perspective effect is also achieved.

The invention discloses a degradable non-woven fabric for mulches. The degradable non-woven fabric is prepared from, by mass, 30-40 parts of plant fibers, 1-2 parts of penetrant, 7-9 parts of elastomer, 10-20 parts of collagen fibers, 1-3 parts of calcium carbonate, 30-50 parts of corn starch and 2-4 parts of gelatin. According to the degradable non-woven fabric for the mulches, a production method is simple, the materials can be completely degraded, and the environment is not polluted.

A carbon-based auxiliary, a preparation method thereof and application in livestock manure composting are characterized in that the carbon-based auxiliary is a granular biomass homogeneous body which is obtained through incomplete splitting decomposition under an oxygen-free condition at a temperature of 650 DEG C to 750 DEG C, has granularity of 5 cm to 13 cm and is not completely carbonized. The application includes the following steps of firstly, mixing livestock manure, conventional auxiliary and the carbon-based auxiliary according to the volume ratio of 1:(0.33-0.5):(0.5-0.67) to obtain a first mixed material; secondly, conducting composting through a high-temperature aerobic fermentation mode, turning piles, and discharging materials 28-35 days later; thirdly, screening the carbon-based auxiliary out of the piles, air-drying the carbon-based auxiliary, and making the air-dried carbon-based auxiliary serve as a recycled carbon-based auxiliary; fourthly, when processing the next batch of piles, mixing the livestock manure, the conventional auxiliary, the recycled carbon-based auxiliary and the primarily-used carbon-based auxiliary according to the volume ratio of 1:(0.33-0.5):(0.25-0.34):(0.25-0.33) to obtain a second mixed material, and conducting composting. The effects on reducing the consumption of the conventional auxiliary, promoting temperature rise, shortening the cycle, recycling the carbon-based auxiliary and the like are achieved.

The invention relates to a nano needle-like cobalt nickel sulfide / carbon paper flexible electrode and a preparation method thereof. The preparation method comprises the following steps of: step 1, carbonizing a facial tissue for 0.5-3 hours under the protection of inert gas or N2 to obtain carbon paper; 2, dissolving nickel nitrate, cobalt nitrate, urea and hexadecyl trimethyl ammonium bromide indeionized water according to a molar ratio of 1: (1-3): (2-4): (0.2-1), uniformly mixing the nickel nitrate, the cobalt nitrate, the urea the hexadecyl trimethyl ammonium bromide and the deionized water to obtain a mixed system, putting the carbon paper into the mixed system, and carrying out a first-step hydrothermal reaction at 110-130 DEG C to obtain carbon paper on which a nickel-cobalt precursor grows; and 3, cleaning the carbon paper on which the nickel-cobalt precursor grows, putting the cleaned carbon paper into a sodium sulfide solution, carrying out a second-step hydrothermal reaction at 140-180 DEG C, taking out a product, and sequentially cleaning and drying the product to obtain the nano needle-shaped cobalt-nickel sulfide / carbon paper flexible electrode. The overall weight ofthe electrode material is reduced, so that the cycling stability and energy density of a supercapacitor are improved.

The invention discloses a fermented organic fertilizer and a preparation method thereof. The fermented organic fertilizer is prepared from, by weight, 30 parts of rapeseed cakes, 30 parts of chicken manure, 30 parts of wormcast and 10 parts of humic acid. The invention further provides a method for preparing the fermented organic fertilizer. The method includes the steps that the chicken manure and the rapeseed cakes are selected, water is added, a forklift is used for stirring the materials to be uniform, the raw materials are stacked into strip piles, the strip piles are subjected to an aerobic fermentation reaction, the raw materials are stacked together and subjected to anaerobic fermentation, the raw materials obtained after anaerobic fermentation are smashed through a smasher, the wormcast and the humic acid are added in proportion in the smashing process, the materials are smashed and mixed together, finally, the materials are mixed and screened, and the powdery fermented organic fertilizer is obtained. The waste chicken manure and wormcast are adopted as the raw materials of the fermented organic fertilizer, the cost of the raw materials is greatly reduced, the preparation method of the organic fertilizer is simple and easy to achieve, fewer procedures are adopted, less manpower and material resources are wasted, the production rate is high, and the content of nutritional ingredients of the prepared organic fertilizer is high.

This invention discloses a heat tube of combined capillary structure and its producing method. The heat tube is composed of sealed hollow shell tube and at least one metal sheet. Working fluid is filled in the hollow shell tube. The metal sheet passes through the said shell tube and is divided into one first capillary section and one second capillary section. The first capillary section has several first capillary structures, which are used to absorb working fluid. The second capillary section has several second capillary structures, which are used to absorb working fluid. The capillary force generated by the first capillary structure is not the same as that of the second capillary structure. Thus, it makes the liquid working fluid flow in preset direction. This invention is simple and has good heat transferring efficiency.

The invention belongs to the field of production processes of organic fertilizers and particularly relates to a process for producing a liquid organic fertilizer. According to the process, a fermentation box, a heat preserving device, a stirring device and a power device are adopted. On one hand, high-temperature steam is introduced into food wastewater and a solid-state fertilizer for sterilizingtreatment, so that the influence on a fermentation environment caused by action of infectious microbes on fermented substances is effectively lowered, the quantity of the infectious microbes is reduced, the production efficiency is prevented from being too low, and the quality of product is effectively improved; on the other hand, after high-temperature steam sterilization, the fermented substances in the fermentation box are subjected to acidity / basicity detection, the fermentation environment in the fermentation box is adjusted according to a detection result and is suitable for the survival of fermentative bacteria, the action of the fermentative bacteria is exerted, the production efficiency is increased, and the quality of product is improved; and the process is simple and efficientin production, the wasting of resources is avoided, and the natural environment cannot be affected.

The invention discloses a safety interlocking protection system and method for an automatic explosive production line. The system comprises a main control unit, an emulsion preparation unit, a sensitization charging unit, and a packaging unit, wherein the emulsion preparation unit comprises an emulsion preparation control module, an emulsion preparation data storage module, an emulsion preparation drive adjustment module, and an emulsion preparation data collection module; the emulsion preparation control module is used for closed-loop control of emulsion matrix preparation of the emulsion unit; the emulsion preparation data storage module is used for storing required supply values and proportion curves of all raw materials of an emulsion matrix; the emulsion preparation driving adjustment module is used for adjusting the supply states of all the raw materials of the emulsion matrix; and the emulsion preparation data acquisition module is used for acquiring real-time data of each raw material of the emulsion matrix. According to the invention, the automation informatization degree of the production line is high; the flow, the temperature, the liquid level, the pressure and the equipment state in the whole production process can be monitored, the overall stability of a production system is guaranteed, and meanwhile, monitoring of the equipment state of the production line is facilitated.

The invention discloses a super junction, comprising grooves which are formed in a first epitaxial layer of a first conductivity type, second epitaxial layers of a second conductivity type which are formed in the grooves, do not completely fill the grooves and define V-shaped openings, and first dielectric layers and non-doped semiconductor layers which fill the V-shaped openings, wherein the non-doped semiconductor layers are located on the tops of the first dielectric layers and seal the first dielectric layers inside. Second conductivity type columns are formed by the second epitaxial layers filling the grooves, first conductivity type columns are formed by the first epitaxial layer between the grooves, and the first conductivity type columns and the second conductivity type columns arealternately arranged to form the super junction. The invention further discloses a manufacturing method of the super junction. By adopting the structure in which the grooves are filled with the epitaxial layers and the dielectric layers, the breakdown voltage of the device and the in-plane uniformity of the breakdown voltage can be improved, the dielectric layers in the grooves can be prevented from being damaged, and the problems of unstable process and device failure caused by damage can be avoided.

The invention discloses a bipolar plate used for a hydrogen fuel battery pack and a manufacturing process therefor. According to the main scheme, the bipolar plate used for the hydrogen fuel battery pack comprises the following ingredients in parts by weight: 5-50 parts of phenolic resin, 30-60 parts of carbon powder and 2-10 parts of releasing agent. Compared with the prior art, a carbon fiber material is not added to the carbon-based composite material bipolar plate, so that the continuous production of the bipolar plate can be realized by adopting an injection molding process; and meanwhile, the injection molding process has the advantages of short manufacturing period, low operation difficulty, low cost and high production speed, so that the bipolar plate is quite suitable for popularization and application.

The invention relates to hair growing and blacking liquid, a method for preparing the same and a method for applying the hair growing and blacking liquid, and belongs to pure traditional Chinese medicine external preparations. The hair growing and blacking liquid comprises, by weight, 90-110 parts of cacumen platycladi, 90-110 parts of semen glycines nigrae, 90-110 parts of semen sesami nigrum, 90-110 parts of morus nigra and 2160-2640 parts of edible alcohol. The method for preparing the hair growing and blacking liquid includes chopping the cacumen platycladi to obtain small sections; then mashing the semen glycines nigrae, the semen sesami nigrum and the morus nigra and then placing the semen glycines nigrae, the semen sesami nigrum and the morus nigra in containers; adding the edible alcohol into the containers; carrying out slow-fire seal reflux extraction for 2-5 h; ultimately filtering extract liquid to obtain the hair growing and blacking liquid. The hair growing and blacking liquid and the methods have the advantages that effects of delaying hair loss and accelerating hair growth can be realized by the hair growing and blacking liquid, damaged hair follicles can be repaired by the hair growing and blacking liquid, exact curative effects can be realized by the hair growing and blacking liquid for hair loss at different degrees, and the hair growing and blacking liquid is free of toxic and side effect, can become effective fast and is short in treatment course; raw materials for the hair growing and blacking liquid can come from extensive sources, technological processes for producing the hair growing and blacking liquid are simple, the hair growing and blacking liquid is low in manufacturing cost, and batch production can be carried out.

The invention discloses a tea bag for treating gout. The specific production steps are as follows: step 1, collecting raw materials for classification and storing, and sorting with mechanical and manual cooperation; step 2, weigh the pear vine root, the moxileaf, the plantain, the cortex Fraxini, the tuckahoe, the herbal tea and the golden flowering sunflower in the correspond parts by weight in the step 1 for standby; step 3, respectively adding raw materials prepared in the step 2 into an ultrasonic cleaning machine, adding a certain amount of clear water into the cleaning machine box, and adding a certain amount of sodium carbonate powder into the water to quickly clean the raw materials; step 4, take out the raw materials clean in the step 3 and putting the raw materials into a dryingbox for drying treatment; and step 5, put the dried raw materials in step 4 into a grinder to be crushed into 200-mesh fine powder, and mix them for later use. 95% of the patient drink the uric acid for 35-42 days and basically recover the normal value. The invention has the advantages of obvious curative effect, safety and economy, no adverse side effect, and no side effect.

The invention discloses a novel medical non-woven fabric. The novel medical non-woven fabric comprises a non-woven fabric layer and a water accepting layer, wherein the shape of the water accepting layer is the same as that of the non-woven fabric layer, and the water accepting layer is formed at the middle position of the non-woven fabric layer by adopting a hydroentanglement process; the non-woven fabric layer comprises a bamboo carbon magnetic fiber layer, a linen fiber layer and an antimicrobial layer from inside to outside, the linen fiber layer and the bamboo carbon magnetic fiber layerare adhered and formed through a sterile adhesive, a through-hole aluminum film layer is arranged between the linen fiber layer and the bamboo carbon magnetic fiber layer, and the antimicrobial layeris formed through heating curing on the linen fiber layer coated with an antimicrobial film-forming agent. The novel medical non-woven fabric is soft, thin, high in tenacity, compact in structure, short in technological process and high in production rate, is unlikely to fracture when being pulled and unlikely to cause pilling, and can be widely applied to various fields of medical treatment.

A gastric diverter and a digestive tract support and a release method thereof. The digestive tract support has undeployed shape and deployed shape, and includes upper support, lower support and connecting member. In the deployed shape, a first opening is provided at top of the upper support, a second opening is provided at bottom thereof, and the lower support is disposed below the upper support; a third opening is provided at top of the lower support, a fourth opening is provided at bottom thereof, and the upper support and the lower support are connected by a plurality of connecting members; the fourth opening of the lower support is connected to a membrane tube, the deployed upper support and lower support both cannot pass through an open gastric pyloric orifice, and the connecting members can pass through the gastric pyloric orifice or be placed at the gastric pyloric orifice.

The invention provides a fermentation medium for preparing hydroxyl-containing carboxylic acid and salt thereof by utilizing bacillus coagulans and a fermentation method. The fermentation medium contains an organic nitrogen source and an inorganic nitrogen source, and the mass ratio of the organic nitrogen source to the inorganic nitrogen source is 1:(1-6), preferably 1:(1.3-2.5). According to thefermentation medium provided by the invention, the OD value of the bacterial liquid is effectively controlled, meanwhile, the high conversion rate is realized by controlling the concentration of thecarbon source, the balance between the high OD value and the high conversion rate is achieved, and the yield of a fermentation product is not inhibited, so that the hydroxyl-containing carboxylic acidand the salt thereof prepared by utilizing the fermentation medium provided by the invention are high in production speed and high in conversion rate; besides, the finally obtained fermentation liquor is high in product concentration and high in optical purity.

The invention relates to a hemorrhoids ointment containing coarse cereal essence and applicable to external use as well as a preparation method and a use method of the hemorrhoids ointment and belongsto the technical field of medicines. The hemorrhoids ointment is prepared from raw materials in parts by weight as follows: 5-15 parts of sorghum, 5-15 parts of barley, 5-15 parts of buckwheat, 5-15parts of oats, 5-15 parts of unhusked rice, 5-15 parts of broom corn millet, 5-15 parts of brown rice, 5-15 parts of mung beans, 5-15 parts of ormosia, 5-15 parts of black soya beans, 5-15 parts of black rice, 5-15 parts of corn, 5-15 parts of lentils, 5-15 parts of broad beans, 5-15 parts of soybeans, 5-15 parts of peas, 5-15 parts of wheat and 80-90 parts of castor oil. The 18 raw materials arematched scientifically, supplement one another and realize synergistic interaction, and the hemorrhoids ointment has the functions of diminishing swelling, relieving pain, heeling sores, promoting tissue regeneration, stopping bleeding and facilitating feces excretion and is free of toxic and side effects. Besides, the preparation method and the use method of the hemorrhoids ointment are simple and convenient and can be popularized and applied.