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31results about How to "The production process is practical" patented technology

Permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn and preparation method

The invention relates to a permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn and a preparation method. The permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn comprises a carpet yarn body, wherein the carpet yarn body consists of two tows of flame-retardant polyamide-6 bulked continuous filaments in different colors or the same color and a tow of antistatic polyamide-6 bulked continuous filaments; single fibers in the three tows of polyamide-6 bulked continuous filaments are random three-dimensional crimped fibers; different types of fibers are randomly mixed and intertwined; and periodical net knots are arranged on the surface of the carpet yarn body. The preparation method is implemented by one step through a tri-screw bulked continuous filament (BCF) spinning machine set. The product substantially maintains the characteristics of abrasion resistance, stain resistance, resilience and the like of polyamide-6, and also has a permanent antistatic function and a flame-retardant function. According to the preparation method, the characteristics of a production process of the tri-screw BCF spinning machine set are utilized, so that the aim of spinning the antistatic flame-retardant polyamide-6 textured carpet yarn by one step is fulfilled, and the production process is simple, practical and efficient.
Owner:CHANGZHOU LINGDA SPECIAL FIBER

Method for storing and inquiring identity information of sale merchandise

The invention discloses an identity information storing and checking method of sales commodity, which comprises the following steps: a) sticking bar code on the commodity or package, whose basic information concludes commodity type+key component number +product sequence; b) transforming null symbol to datum of bar code and superimposing the group product and daily date datum of the commodity; c) disposing the datum with superimposing the step b) to obtain electric identity information encryptedly; d) inputting the information to storage unit of specific commodity; e) recording the information of electric identity, sales address where the commodity post and transportation in the computer datum.
Owner:SHENZHEN SKYWORTH RGB ELECTRONICS CO LTD

FeMnCoCrAlRu high-entropy alloy and preparation method thereof

The invention discloses a FeMnCoCrAlRu high-entropy alloy and a preparation method thereof. The high-entropy alloy is composed of Fe, Mn, Co, Cr, Al and Ru; according to atomic ratio, the formula of the alloy is Fe(40-x)Mn30Co10Cr10AlXRu10, X is 4, 8, 10 or 12. The high-entropy alloy is prepared through combination of mechanical alloying and spark plasma sintering, wherein the preparation method includes the steps of ball-milling the element powders to obtain alloy powder, and producing high-entropy alloy bulk through the spark plasma sintering below the melting point. In the alloy, a certainamount of Ru is added to improve anti-corrosion performance of the alloy. In the invention, B2-phase precipitate is generated in a single-FCC single solid solution, thus forming precipitation strengthening. The alloy has face-centered-cubic high-strength and high-hardness and also is good in plasticity. The alloy has better mechanical performance and can generate twin crystals and martensites after plastic deformation, thereby greatly improving strength of the material.
Owner:KUNMING UNIV OF SCI & TECH

Preparation method of high-strength regenerated polyamide 66 fibers

The invention discloses a preparation method of high-strength regenerated polyamide 66 fibers. The method comprises the following steps of by taking polyamide 66 waste silk as a raw material, performing two-stage melting to obtain a polymer mixture; then performing filtering through a filter screen, extruding, cooling, curing and cutting to obtain regenerated polyamide 66 slices; sequentially performing drying, humidifying-tackifying, vibration screening and re-heating melting on the obtained slices to obtain a molten regenerated polyamide 66 polymer; and then performing mixing, filtering by a spinning assembly, spinning by a spinneret plate and cooling, oiling cooled tows, homogenizing tow oil films, performing drafting and setting, and finally performing winding and forming to obtain the high-strength regenerated polyamide 66 fibers. Through the improvement of multiple technical characteristics, the strength of the prepared regenerated polyamide 66 fibers reaches 7.5-9.5 g / d. According to the invention, the batch continuous production of the high-strength regenerated polyamide 66 fibers is realized, the batch performance of the fibers is uniform and stable, and the blank of a production technology of the high-strength regenerated polyamide 66 fibers in China is filled.
Owner:PINGDINGSHAN SHENMA TIRE CORD FABRIC DEV CO LTD

Method for preparing high-quality crop straw dissolved pulp through hydrothermal pretreatment

ActiveCN111472186ASimple and efficient production processSimple processPulp bleachingPulping with inorganic basesFiberSodium chlorate
The invention discloses a method for preparing high-quality crop straw dissolved pulp through hydrothermal pretreatment. The method comprises the following basic steps: screening crushed straws to obtain a long fiber raw material; soaking the screened long fiber raw material in hot water to remove non-structural components; carrying out hydrothermal pretreatment on the water-insoluble straws, thenextracting by using an alkaline method; extracting lignin from the straws subjected to alkali treatment by using high-boiling alcohol, and bleaching the straws by using a sodium chlorite acidic solution; fully washing the bleached straws, and pulping the straws by a pulping board to obtain a finished product of straw dissolved pulp. The method has the advantages that the process is simple and easy to operate, the high-quality crop straw dissolved pulp is produced at a low cost, meanwhile, three components in the straws are effectively separated and utilized, and the production process is highin practicability and has good industrial application potential.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Highly-hydrophilic colored contact lens material preparation method

The present invention discloses a highly-hydrophilic colored contact lens material preparation method, and relates to the technical field of spectacle production, wherein the highly-hydrophilic colored contact lens material preparation method comprises four processes such as raw material mixing, mold molding, curing synthesis and soaking. According to the process method, the addition amount of the transparent blue material is strictly controlled so as to significantly improve the light transmittance of the lens material, wherein the average light transmittance is at least more than or equal to 90%; benzoin ethyl ether is adopted as the initiator of the reaction of N-vinyl pyrrolidone and hydroxyethyl B-methacrylate so as to substantially improve the reaction rate, provide the high production efficiency and provide conditions for the mass-production under the factory condition; during the curing synthesis operation process, the irradiation time interval and the standing time of the ultraviolet ray lamp are strictly controlled, such that the reaction of the monomer is complete and efficient, and the prepared lens material has characteristics of good quality, high moisture content and high tensile strength; and the production process has characteristics of simple operation, practicality, easy mastering, and being worthy of promotion .
Owner:陈下放

Electrochemical tongs for developing protein molecule electronic device and method for producing the same

The invention relates to a pair of electrochemical pliers used for developing a protein molecule electronic device and a fabricating method thereof. The fabricating method is characterized in that the surface of an insulating basal material is uniformly coated with an inner layer and an outer layer of annular conductors of nanometer-level thickness, and a nanometer isolating layer of adjustable thickness is used for isolation. The annular conductors of the inner layer and the outer layer are respectively supplied with proper voltage, and electrostatic attracting force is used for clamping protein molecules causing the protein molecules to be arranged in parallel in a fixed direction; an outer circuit is used for supplying an activating signal to the protein molecules clamped by the electrochemical pliers; the relationship between an input signal and an output signal is analyzed to obtain the inner electronic transferring system of the protein molecules and develop the electronic device of the protein molecules. The electrochemical pliers provided by the invention has light action force, the shape and the quality of the protein can not easily change, touched molecule number is high, the signal is strong, the surface regeneration is easy, the used instrument is simple, the information is on-site, and the scanning speed is high. The fabricating method can be used for developing the electronic device of the protein molecules, particularly the electronic device of the protein molecules with high-speed response ability.
Owner:NINGBO UNIV

Sand sculpture handicraft and making technology thereof

The invention provides a sand sculpture handicraft and a making technology thereof. The sand sculpture handicraft comprises sand with the particle size ranging from 80 meshes to 120 meshes, bonding agent and reinforcing agent. The making technology includes the steps that the components are mixed, shaped and solidified, and the sand sculpture handicraft is obtained. The whole color of the finished product is the natural color of the sand, and the surface is smooth. The sand sculpture handicraft has the advantages of being unique and practical in making technology, high in plasticity and compactibility, attractive, smooth in surface and textured, and having the natural color of the sand.
Owner:侯霞

Method for preparing mulberry leaf beverage by virtue of enzymatic transformation of flavonoids from mulberry leaves

The invention relates to a method for preparing a mulberry leaf beverage by virtue of enzymatic transformation of flavonoids from mulberry leaves, and the method comprises the following steps: extracting a mulberry leaf leaching solution and performing enzymatic transformation: mixing the fresh mulberry leaves (kg) with purified water (L) in a weight-to-volume ratio of (1:5)-(1:50), then leachingat the temperature of 60-100 DEG C for 1-12 hours so as to get the mulberry leaf leaching solution, mixing the mulberry leaf leaching solution with glycosidase for performing enzymatic hydrolysis reaction at the reaction temperature of 20-70 DEG C for 10-72 hours and further getting enzymatic hydrolysate of the mulberry leaf leaching solution after the reaction is completed, wherein the basic composition and the formula of the mulberry leaf drink are as follows: in 100kg of the product, the product contains 10kg-15kg of the enzymatic hydrolysate of the mulberry leaf leaching solution, 4kg-7kgof sucrose, 0.10kg-0.50kg of citric acid, 0.125kg of vitamin C, 0.01kg of essence, 0.5kg-1.5kg of honey and the balance of the purified water. The mulberry leaf beverage has the advantages of high degradation rate of flavonoid glycosides from the mulberry leaves, fresh fragrance, clarity, transparency, bright color, sweet, acid, moist and cool taste, mellow and long aftertaste and excellent mouthfeel.
Owner:海安县鑫缘制丝有限责任公司

Mineral nutrition conditioning agent for poultry

The invention belongs to the technical field of healthy breeding, and particularly relates to a mineral nutrition conditioning agent for poultry. Substances containing calcium, phosphorus, sodium, copper, iron, zinc, manganese, iodine, cobalt and selenium are added in 0.5-2 kg of rice bran which serves as dilute carriers, and the conditioning agent is added in feed to form compound feed, wherein every 1 kg of the compound feed for the poultry contains 430-500 mg of calcium, 200-300 mg of phosphorus, 550-630 mg of sodium, 3-12 mg of copper, 63-78 mg of iron, 60-70 mg of zinc, 50-65 mg of manganese, 0.25-0.4 mg of iodine, 0.25-0.4 mg of cobalt and 0.1-0.18 mg of selenium. According to the mineral nutrition conditioning agent for the poultry, the specific mineral elements are added to serve as the substances for conditioning and balancing the nutritional ingredients of the feed, the mineral nutrition conditioning agent is specifically used for preparing the safe and healthy poultry animal feed which does not contain drugs and hormone, the source of the food safety is fundamentally grasped, and therefore safe poultry meat food can be produced.
Owner:GUIZHOU KEFU ECOLOGICAL AGRI TECH CENT

Test method and system for researching DNA molecule conductivity

InactiveCN101464424AStudy electrical conductivityReal-time monitoring of transfer processMaterial impedanceSignal generatorElectron transfer
The invention provides a test method and a system for researching the electric conductivity of a DNA molecule. The system is formed by the combination of a signal generator, a digital oscillograph, an ultramicro integrated double-ring carbon electrode, a micro-current amplifier and a computer; the ultramicro integrated double-ring carbon electrode produces an electrostatic field to induce the polarization of the DNA module along the vector direction of field intensity and form an electropositive end and an electronegative end which are arranged in parallel between an inner ring electrode and an outer ring electrode; after an input signal is sent into the ultramicro integrated double-ring carbon electrode, an output signal is obtained; the output signal is input into the computer after being amplified by the micro-current amplifier, collected by the digital oscillograph, and converted by an A / D; and the electric conductivity of the DNA module can be researched by analyzing the relationship between the input signal and the output signal. The system and the method have the following advantages: the acting force is too small to damage the DNA module; the overall electric conductivity can be acquired; the electron transition process can be monitored in a real-time manner; the behavior of rapid electron transfer can be traced; the quality of the contact point can be prevented from being affected; the surface is easy to renew; and the instruments are simple.
Owner:NINGBO UNIV

Oxytetracycline tablet production technology

The invention discloses an oxytetracycline tablet production technology. A traditional oxytetracycline production method is wholly improved, bacterial strains are optimized and improved, spore is putunder a deuterium lamp to be irradiated under 250 to 300nm ultraviolet rays for 30 to 60s to be modified, and the modified bacterial strains are fermented to obtain oxytetracycline fermentation liquorwith a titer as 38000mu / mL; compared with traditional 6 to 8-day fermentation, not only is fermentation time greatly shortened, but also the titer of the oxytetracycline fermentation liquor is about13% higher than that of traditional fermentation, and a production efficiency is improved; most organic impurities in the obtained oxytetracycline fermentation liquor is removed by ultrafiltration, inorganic impurities are removed by nanofiltration, a crystallization speed is strictly controlled in a lateral crystallization process, and impurities which are difficult to be separated from oxytetracycline are removed; when the quality of a frozen and dried oxytetracycline pure product is detected by using a spectrophotometer, a purity of the obtained oxytetracycline pure product can be as high as 99.5%. The production technology has the advantages of strong practicability and application to industrial mass production.
Owner:ANHUI YONSENT PHARMA

Device for preparing perfumed gathering material

The invention discloses a device for preparing a perfumed gathering material, which comprises a gathering channel (1) and a perfuming channel (2), and the perfuming channel (2) is positioned in the gathering channel (1). When the device is used for preparing an aroma-enhancing and cooling base rod, the aroma-enhancing material can be conveniently located in the center of the gathering material. The aroma-enhancing material in the prepared base rod is not easy to leak, and the product quality is improved.
Owner:CHINA TOBACCO YUNNAN IND

Manufacture method of wedge rubber shoes

The invention discloses a method for manufacturing wedge rubber shoes, which comprises the following steps: firstly, putting a clamped upper into a scribing mold, and scribing and positioning the lower part of the upper, then cementing and drying the lower part of the upper along the positioning line; meanwhile, cementing the wedge of the shoes, and enwrapping rubber sheets on the periphery of the wedge after drying, then pressing and trimming, afterward, fixing the wedge on the dried back bottom of the upper, then fixing the rubber outsole and pressing the assembly of the upper, the wedge and the outsole; subsequently, gluing an 'upper-edge strip' on the edge of the upper positioning line, gluing a 'lower-edge strip' on the rear end along the plane loop of the rubber outsole and gluing a 'front semi-edge strip' on the front end along the plane loop of the rubber outsole, thus, producing half-done wedge rubber shoes, then obtaining the finished wedge rubber shoes through pressing, rolling edges and vulcanizing. The wedge rubber shoes of the invention have simple and practical processes, and are provided with rubber outsoles and inner wedges, which have the advantages of heightening, wear resistance, cold resistance and skid prevention, moreover, added value and quality of the rubber shoes are improved.
Owner:ZHEJIANG FUERKANG SHOES IND CO LTD

Sand-plastic handicraft and its producing technique

The sand sculptures are made with the materials including 80-120 mesh sand, adhesive and reinforced and through mixing the materials, molding and curing. The sculptures are natural, beautiful and in the color of sand and have smooth surface and unique artistic effect.
Owner:赵庆华 +1

A function-enhanced granular composite soil conditioner

The invention discloses a function enhanced granular composite soil conditioner. A product is prepared by taking magnesium oxide and ardealite as main raw materials, adding medium elements such as magnesium, sulfur and calcium which are necessary to growth of crops, trace elements such as zinc, boron, manganese and molybdenum and organic matter nutritional components such as amino acid and humic acid, uniformly mixing all the raw materials, and carrying out granulation and drying. According to the function enhanced granular composite soil conditioner, the utilization rate of ardealite is effectively increased, and the economical benefit is outstanding. Magnesia is used for neutralizing the acidity of the ardealite, so as to eliminate the use limitation and the harm of the acidity to the crops and the soil, the granulation performance of the ardealite is obviously improved, and the granulation balling rate and the compressive strength of particles are improved. Furthermore, magnesium which serves as an important medium element is also provided, so that four effects are achieved through one operation. The final product has the effects that nutrients are complete and loosening and conditioning of the soil are realized, and is further favorable for breeding of organisms like earthworms and microorganisms; the function enhanced granular composite soil conditioner can be directly applied, and is convenient, flexible, clean and environment-friendly; the production process is simple and convenient, low in cost, and favorable for large-scale production and mechanical large-area application.
Owner:YUNNAN THREE CIRCLES SINOCHEM FERTILIZERS CO LTD

Electrochemical tongs for developing protein molecule electronic device and method for producing the same

The invention relates to a pair of electrochemical pliers used for developing a protein molecule electronic device and a fabricating method thereof. The fabricating method is characterized in that the surface of an insulating basal material is uniformly coated with an inner layer and an outer layer of annular conductors of nanometer-level thickness, and a nanometer isolating layer of adjustable thickness is used for isolation. The annular conductors of the inner layer and the outer layer are respectively supplied with proper voltage, and electrostatic attracting force is used for clamping protein molecules causing the protein molecules to be arranged in parallel in a fixed direction; an outer circuit is used for supplying an activating signal to the protein molecules clamped by the electrochemical pliers; the relationship between an input signal and an output signal is analyzed to obtain the inner electronic transferring system of the protein molecules and develop the electronic device of the protein molecules. The electrochemical pliers provided by the invention has light action force, the shape and the quality of the protein can not easily change, touched molecule number is high, the signal is strong, the surface regeneration is easy, the used instrument is simple, the information is on-site, and the scanning speed is high. The fabricating method can be used for developing the electronic device of the protein molecules, particularly the electronic device of the protein molecules with high-speed response ability.
Owner:NINGBO UNIV

Mineral nutrient regulator for growing and fattening pigs

The invention belongs to the technical field of breeding, and particularly relates to a mineral nutrient regulator for growing and fattening pigs. Substances including calcium, phosphorus, sodium, copper, iron, zinc, manganese, iodine, cobalt and selenium are added to 0.5-2 kg of rice bran, and 630-750 mg of calcium, 440-510 mg of phosphorus, 560-820 mg of sodium, 9-15 mg of copper, 25-43 mg of iron, 22-40 mg of zinc, 12-38 mg of manganese, 0.1-0.14 mg of iodine, 0.15-0.3 mg of cobalt and 0.11-0.15 mg of selenium are contained in each kilogram of pig feed. Specific mineral substance elements serve as substances for regulating and balancing feed nutrient components and are particularly used for preparing safe and healthy pig feed with no medicine or hormones, the source of food safety is held fundamentally, and then safe pork food is produced.
Owner:GUIZHOU KEFU ECOLOGICAL AGRI TECH CENT

Circuit board of transparent LED display screen and manufacturing process

The invention discloses a circuit board of a transparent LED display screen and a manufacturing process. The circuit board comprises a PCB and LED lamp beads arranged on one side of the PCB. The PCB comprises a substrate, wherein prepregs and etched copper-clad plates are sequentially arranged on two side surfaces of the substrate; the surface of the PCB is coated with an insulating heat dissipation layer. Different from a conventional mode that a coating is too thick due to the fact that an insulating layer, a heat dissipation layer and a waterproof layer are arranged separately and the corresponding effect cannot be achieved due to poor combination between the layers, the insulating heat dissipation layer integrates insulation, heat dissipation and water resistance and has the advantage of being lighter and thinner, and the bonding problem between multiple layers does not need to be considered; the insulating heat dissipation layer has more excellent heat dissipation and waterproof performance, and can meet the market demand.
Owner:广东合通建业科技股份有限公司

Permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn and preparation method

The invention relates to a permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn and a preparation method. The permanent antistatic flame-retardant polyamide-6 bulked continuous filament textured carpet yarn comprises a carpet yarn body, wherein the carpet yarn body consists of two tows of flame-retardant polyamide-6 bulked continuous filaments in different colors or the same color and a tow of antistatic polyamide-6 bulked continuous filaments; single fibers in the three tows of polyamide-6 bulked continuous filaments are random three-dimensional crimped fibers; different types of fibers are randomly mixed and intertwined; and periodical net knots are arranged on the surface of the carpet yarn body. The preparation method is implemented by one step through a tri-screw bulked continuous filament (BCF) spinning machine set. The product substantially maintains the characteristics of abrasion resistance, stain resistance, resilience and the like of polyamide-6, and also has a permanent antistatic function and a flame-retardant function. According to the preparation method, the characteristics of a production process of the tri-screw BCF spinning machine set are utilized, so that the aim of spinning the antistatic flame-retardant polyamide-6 textured carpet yarn by one step is fulfilled, and the production process is simple, practical and efficient.
Owner:CHANGZHOU LINGDA SPECIAL FIBER

Mineral nutrition regulator for fattening cattle

The invention discloses a mineral nutrition regulator for fattening cattle, belonging to the technical field of healthy breeding. The mineral nutrition regulator for fattening the cattle is prepared by the following steps: adding a substance containing mineral elements of calcium, phosphorus, sodium, copper, iron, zinc, manganese, iodine, cobalt and selenium to a diluent carrier, and mixing the substance containing the mineral elements with the diluent carrier in a proportion of 1:(10-40), wherein the proportion of the mineral elements of calcium, phosphorus, sodium, copper, iron, zinc, manganese, iodine, cobalt and selenium in the mineral nutrition regulator for fattening the cattle is (900-970):(450-510):(800-900):(15-20):(55-65):(50-60):(35-40):(0.1-0.4):(0.1-0.3):(0.1-0.5). The specific mineral elements are added to the mineral nutrition regulator to be used as the substance for regulating and balancing feed nutrients, and are specially used for preparing safe and healthy cattle feed excluding drug and hormone, thereby fundamentally grasping the source of food safety, so as to produce safe cattle food.
Owner:GUIZHOU KEFU ECOLOGICAL AGRI TECH CENT

Function-enhanced BB fertilizer and production method thereof

The invention belongs to the technical field of producing BB fertilizer in chemical fertilizer, and particularly relates to function-enhanced BB fertilizer and a production method thereof. The function-enhanced BB fertilizer comprises an enhancer and at least one of granular nitrogen fertilizer, phosphate fertilizer or potassium fertilizer. The production method includes following steps: a, preparing the enhancer: weighing salt of phosphorus or phosphogypsum, oxide and salt of magnesium or magnesia and trace element additive, mixing raw materials well, granulating, drying, cooling, and screening to obtain the enhancer; b, preparing the function-enhanced BB fertilizer: fully mixing the enhancer prepared in the step a with at least one of the granular nitrogen fertilizer, phosphate fertilizer or potassium fertilizer to obtain the function-enhanced BB fertilizer. The enhancer is added into chemical fertilizer raw materials, so that the BB fertilizer produced by the method has high nutritional value for plants.
Owner:YUNNAN THREE CIRCLES SINOCHEM FERTILIZERS CO LTD
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