160results about How to "Low requirements for production conditions" patented technology

A method for manufacturing a HDPE wood plywood mainly includes: rolling dense pin holes on the cementing surface of a veneer; replacing urea formaldehyde, phenolic aldehyde and other adhesives with HDPE plastic film; laying up in the common conventional plywood lay-up method and only laying the HDPE film instead of the adhesives; heating and pressuring the lay-up on a hot press machine and then pressuring and cooling on a cold press machine. The problems that the HDPE is immiscible with the wood, and can not be taken for the adhesive of the wood are solved by applying the principle of mechanical locking; The heat loss and the time consumption of the hot press machine can be avoided when the lay-up is cooled, for pressing is carried out on the hot press machine and the cold press machine respectively. The plywood product has formaldehyde-pollution-free production, high strength, durability, weather resistance, acid and alkali resistance, high water resistance, good appearance and low price. The manufacturing process has no pollution, and is environment-friendly, energy-saving, efficient and simple.

The invention discloses a bio-enzyme and microorganism containing compound feed additive and a preparation process thereof, which solve the problems of high production cost and less viable count of beneficial microorganisms in the prior art. The bio-enzyme and microorganism containing compound feed additive is characterized in that the additive is prepared by compounding a viable organism preparation (prepared by carrying out liquid fermentation and low-temperature drying on bacillus subtilis and brewer's yeast) with an enzyme preparation (prepared by carrying out solid fermentation and drying on trichoderma reesei and Aspergillus niger); and the viable count of beneficial microorganisms in each gram of the product is greater than 8*10<9> cfu/g, the cellulase activity (refer to the quantity of cellulose degraded by each gram of the product per minute) is greater than 500 mg, the alpha-amylase activity (refer to the quantity of starch hydrolyzed by each gram of the product per minute) is greater than 3000 mg, and the protease activity (refer to the mount of an amino acid generated by caseins hydrolyzed by each gram of the product per minute) is greater than 400 mg. The bio-enzyme and microorganism containing compound feed additive disclosed by the invention has the advantages that: the feed utilization rate of livestock can be improved in a short term, the intestinal digestive flora of livestock is improved and balanced, the breeding cost is reduced, and the feed conversion rate and the animal production performance are improved; and meanwhile, the additive is simple in preparation process, low in production cost, and suitable for industrialized production.

The invention discloses a wet bonding resistant alcohol soluble self-bonded paint and a preparation method thereof. According to the preparation method, p-cresol, dimethylbenzene and butanol are taken as a mixed solvent, ES-08, IC alcohol-soluble nylon and epoxy resin are taken as the main raw materials, and a lubricant is taken as an addition agent. The alcohol-soluble nylon is added into equipment and is dissolved by the mixed solvent into an intermediate semi-finished product, and the epoxy resin and a certain proportion of lubricant are added for modification and reaction so as to obtain the product. As the epoxy resin with high molecular weight, high softening point and good humidity resistance is taken as the cooperative modified resin of the alcohol-soluble nylon, and a proper proportion of a lubricant and the mixed solvent with gradually steady evaporation property are added for cooperation, so that the wet bonding resistance of the enameled wire self-bonded paint is greatly improved; the prepared product has good homogeneity and storage stability; and chemical components of low chemical activity are adopted for cooperation, so that the production requirement of the product in production process is lowered, and the property of the product is more stable.

The invention discloses a method for preparing a urea gypsum fertilizer by ball milling of gypsum, which is characterized by comprising the following steps: preparing urea gypsum from hypsum and urea, and exceeding 1 to 2 weight percent of the use amount of Ca2SO4.2H2O in a stoichiometric ratio of the Ca2SO4.2H2O to CO(NH4)2 in reaction; converting the Ca2SO4.2H2O content in the gypsum into required use amount of gypsum and urea; and putting the raw materials into a ball mill, performing ball milling in a ratio of grinding media to material of 3-5, and performing ball milling reaction at normal temperature for 20 to 40 minutes to prepare the urea gypsum fertilizer. The method has the advantages of quick reaction at normal temperature, low energy consumption, high efficiency, continuous production and strong practicability; and the solubility of the prepared urea gypsum is about 3.5 percent of that of urea, the dissolution rate and nutrient release rate are much lower than those of the urea, and the urea gypsum has good slow release effect and is a high-efficiency high-quality slow release nitrogen fertilizer.

The present invention discloses a preparation method for 4-butylresorcinol, wherein a Huang Minlon reduction method is used to reduce 4-butyrylresorcinol to give the 4-butyl resorcinol. The method concretely includes the following steps: 1) heating to solve a certain amount of an organic solvent, 4-butylresorcinol and an alkali, adding dropwise excess hydrazine hydrate, and refluxing for 1-3h under heating; 2) distilling off the excess hydrazine hydrate until the reaction solution is heated to 170-220 DEG C; 3) maintaining the reaction temperature at 170-220 DEG C, and refluxing for 1-4h under heating, until the reaction is complete; and 4) cooling, neutralizing, and extracting the reaction solution, and washing, concentrating after drying and recrystallizing an organic phase to give the 4-butylresorcinol. Because the Huang Minlon reduction method is adopted, the method of the present invention has characteristics of being simple in the process, high in the conversion rate, and environment-friendly; and combined with an improved preparation method for intermediate 4-butyrylresorcinol, the production cost can be further reduced.

The invention discloses a microemulsion insecticide which comprises 2.5-40% of crude insecticide, 5-40% of methanol, 5-10% of dimethylformamide, 1% of tri-butyl-phosphate, 4-6% of tristyrylphenol polyoxyethylene polyoxypropylene ether, 4-6% of phenethyl isopropylphenol polyoxyethylene ether, 4-6% of nonylphenol polyoxyethylene ether, 10% of white sugar and the balance of water. The microemulsion insecticide has the advantages of wide scope of application, stable dosage form, less than 1% of decomposition rate, stability higher than missible oil, obvious synergism, insecticidal effect increased by 30%, simple formulation and convenience for production.

The invention relates to buffalo milk yoghourt rich in gamma-aminobutyric acid (GABA) and a preparing method thereof and belongs to the technical field of dairy product processing. Lactococcus lactis subsp lactis separated from buffalo milk and capable of generating GABA, lactobacillus plantarum and traditional yogurt culture streptococcus thermophilus are mixed to generate a composite strain, and the composite strain is used for fermentation of degreased buffalo milk to prepare yogurt. The preparing process is simple, and the prepared yogurt has rich milk fragrance, thick texture, fine and smooth taste and rich nutrients; the content of GABA is high and can be as high as 3.6 g/kg, and multiple physiological functions including reducing blood pressure, resisting anxiety and depression, improving sleep and relieving internal heat or fever are realized; no additive is adopted, the storage life is long, and the buffalo milk yoghourt is safe, environmentally friendly and healthy.

The present invention relates to one kind of environment friendly sprayed composite iodine disinfectant and its compounding process. The disinfectant consists of non-ionic surfactant Tween, iodine, potassium iodide solution and benzalkonium bromide and other synergist and stabilizer. Owing to the novel iodine carrier, the synergist and the stabilizer, the disinfectant has the features of fast iodine releasing and acting, less iodine color residue, raised permeability and no irritation to skin and mucous membrane. Therefore, the present invention may be used in effective disinfection of air and object surface and for clinical disinfection. The present invention may be disintegrated naturally and is environment friendly.

The invention discloses a production method of a heat-insulating flame-retarding pulverized fuel ash decorative plate. The production method includes the steps of A1. surface modification of pulverized fuel ash; A2. preparation of epoxy resin glue solution; and A3. forming of the decorative plate. Due to the development and utilization of the colorful decorative plate, can effectively utilize waste residues can be effectively utilized, so that waste can be changed into wealth, and the development cost is low; the pulverized fuel ash used for development of the colorful decorative plate has high additional value compared with the pulverized fuel gash applied to roadway pavement, building block production, and cement production; the colorful decorative plate has the characteristics of good heat insulating, waterproof and flame-retarding performances, porousness, light weight, high strength, good toughness, attractive appearance, and easiness in coloring and the like, and can be used for the fields such as interior wall decoration, soundproof and heat-insulating layers of walls. Besides, compared with the conventional similar products, the colorful decorative plate has the advantages of wide raw material source and low production cost. The production technology of the colorful decorative plate has low requirement on production condition, the technological operation is simple, the production investment is low and the effect is remarkable, therefore, the production technology is suitable for production of medium-sized and small enterprises, which is also a precondition that the technology is popularized and applied.

The invention provides a single-layer double-sided electrode of a capacitive touch screen and a preparation method thereof. The conductive circuit comprises a silver nanowire thin film layer and a transparent ink layer printed on the surface of the silver nanowire thin film layer. The preparation process of the single-layer double-sided electrode of the capacitive touch screen is as follows: 1) preparing a nano silver wire transparent conductive film layer on the two side surfaces of the substrate; 2) printing transparent ink on that surface of the nano silver wire thin film lay to form a protective layer; 3) performing chemical etching to form a single lay double-sided electrode of that capacitive touch screen. In the electrode of the present invention, the transparent ink layer preventsthe transparent conductive layer of the silver nanowires from contacting with air. The invention effectively overcomes the problems of chemical stability deterioration and electric conductivity reduction of the nano silver wire layer caused by the phenomena of electric corrosion of the nano silver wire and silver migration, solves the problem that the double-layer electrode can not be prepared bylaser etching at present, and saves a bonding process and the use of an optical adhesive layer.

The invention discloses a gold-doped titanium dioxide flower-like nanostructured material and a preparation method and an application thereof. In the nanostructured material, the average size of gold nanometer particle as a nucleus (pistil) is 20-50nm, and the average size of titanium dioxide nanoparticle as a casing (petal) is 50-100 nm. The preparation method comprises the steps of (1) mixing an auric chloride acid solution and a trisodium citrate solution, stirring, then adding a ascorbic acid solution and stirring, then adding a titanium tetrafluoride solution and stirring uniformly to obtain a mixed solution; (2) conducting high temperature hydrothermal reaction to the mixed solution obtained from step (1) for a period of time, and washing and drying a sediment obtained from the reaction to obtain a gold-doped titanium dioxide flower-like nanostructured material. The obtained material has the advantages that the size of the nanometer particles are uniform, and the disperse performance is good. The material is applied for preparing gas-sensitive elements, and has a high sensitivity and selectivity and short response recovery time to carbon monoxide.

The invention discloses a soft-shelled turtle systemic septicemia spherical virus inactivated vaccine and its preparation method, and is characterized in that the vaccine contains the inactivated soft-shelled turtle systemic septicemia spherical virus with the collection number being CGMCCNo.5378. The preparation method comprises the following steps of: cutting internal organ of sick soft-shelledturtles into pieces, adding into a TNE buffer, centrifuging, taking a supernatant, centrifuging, taking a white precipitate, suspending in the TNE buffer, centrifuging the precipitate, taking the supernatant, and centrifuging to obtain a white precipitate, namely the purified virus; diluting the purified virus by the use of aseptic normal saline until the final concentration of viral protein reaches 0.5-1mg/ml, and adding 0.5% (final volume) of formalin for inactivation in a thermostat water bath cauldron; and completely emulsifying inactivated virus and a complete Freund's adjuvant accordingto the volume ratio of 1:1 to obtain the inactivated vaccine. The soft-shelled turtle systemic septicemia spherical virus inactivated vaccine proposed for the first time is safe and effective and hasstrong immunity, and the preparation method is simple and easy to operate.

The invention relates to an irradiation device and a synthesis method for preparing a hydrogel sheet through a cobalt-60 radioactive source. The irradiation device comprises a container and a hydrogel molding bracket, wherein the hydrogel molding bracket consists of more than two separation plates and a gasket which is used for regulating the distance between the separation plates, is fixed through an elastic fixing band, and is detachably arranged in the container; each gasket is fixed to one of four corners on one side of the corresponding separation plate; the shape of the hydrogel molding bracket is matched with that of an inner cavity of the container. The hydrogel molding bracket which is fixed through the fixing band is arranged in the inner cavity of the container, the shape of the hydrogel molding bracket is matched with that of the inner cavity of the container, the container is filled with material liquid and is sealed, the cobalt-60 radioactive source radiates, and the bracket is disassembled, so that the hydrogel sheet can be obtained. The irradiation device which is used for producing the hydrogel sheet is low in production condition requirement, simple in operation step, low in operation difficulty and high in production efficiency; the hydrogel sheets are uniform in thickness and high in qualified rate.

The invention relates to the technical field of semiconductor micro-electronic parts, and in particular relates to nanometer semiconductor materials with a multilevel heterostructure manufactured by combining an electrospinning technology with a hydrothermal synthesis technology and a method for manufacturing a micro-electronic part with stable performances by using the nanometer semiconductor materials. In the method, inorganic oxide nanofibers obtained by adopting the electrospinning technology to sinter is takend as a core. The method comprises the following steps: depositing and growing inorganic oxide nanorods on fiber surfaces sequentially by the hydrothermal reaction to obtain single-dimensional arborescent nanometer materials with the multilevel heterostructure; and assembling an FET (field-effect transistor). The FET has higher electron mobility and exceeds the vast majority of FETs in the long service life and the high stability. The maximum electron mobility of anatase titanium dioxide nanofiber/ titanic schorl titanium dioxide nanorod FETs with the multilevel heterostructure can be above 10cm<2>/Vs, and the performances do not attenuate hardly with the increment of thetime and the humidity.

The invention relates to a fermented milk product with a blood pressure reducing function and a preparation method thereof and belongs to the technical field of milk product processing. Water buffalo milk is adopted as a raw material and combined with saccharose, a water buffalo milk antihypertensive peptide base material, taurine and a lactic acid bacterium strain, and the fermented milk product with the blood pressure reducing function is prepared. The preparation method of the fermented milk product is simple, and the prepared yogurt is strong in milk fragrance, creamy in texture, fine and smooth in taste and rich in nutrition. All nutritional value of the water buffalo milk can be kept, meanwhile, the blood pressure reducing effect is improved, and the healthcare effect of the fermented milk product is improved. The prepared fermented milk product is free of any additive, long in shelf life, safe, environmentally friendly and healthy.

The invention provides an ACE inhibitory peptide in fermented milk and the preparation method thereof, which relates to the inhibitory peptide of an enzyme and the preparation method thereof. The invention aims at solving the problems that the existing chemical ACE inhibitor has severe side effect, and due to the adoption of a biological enzyme method, biological ACE inhibitor has high requirements for production conditions, complicated production process, expensive equipment cost and bitter product. The ACE inhibitory peptide in the fermented milk mainly comprises four kinds of small molecular peptide the amino acid sequences of which are KPAGDF, KAALSGM, KKAAMAM and LDHVPGGAR. The invention has the preparation: 1. fermented milk preparation; 2. filtration, enzyme extermination, centrifugation and ultrafiltration; 3. refrigeration and desiccation. The ACE inhibitory peptide in the fermented milk is milk protein peptide with biological activity, which has no side effect on a human body, and the ACE inhibitory peptide is edible and highly secure without any bitterness; the ACE inhibitory peptide can withstand high temperature of 90 DEG C without degeneration. The method for preparing the ACE inhibitory peptide in the fermented milk has the advantages of low requirements for production conditions, simple production process, no need for expensive equipment, low cost, high security, no bitter product, and the like.

The invention provides a process for producing soy protein for injection. Degreased low-temperature soy bean meal is used as a raw material, and protein solution is obtained through the treatment of multiple chemical processes. The process comprises the following main production steps: extracting, acid precipitation, alkaline treatment, neutralization, sterilization and flash evaporation, pressure spray and drying. The process has the advantages of lower requirement for production conditions, simple and feasible operation, lower product quality fluctuation, broad market prospect after industrialization and the like.

The invention discloses a Eu3+doped tantalite red fluorescent powder and a preparing method and application therefore. The fluorescent powder is La2-2xEu2xTa12O33, wherein x is the Eu3+doped chemical metering score and is larger than or equal to 0.001 and smaller than or equal to 0.20, the high-temperature solid phase method is adopted, rare earth ions are added, and the Eu3+doped tantalite red fluorescent powder is prepared. The Eu3+doped tantalite red fluorescent powder can be effectively excited by near ultraviolet light and blue light nearby 250 nanometers to 475 nanometers, the emission wavelength of the Eu3+doped tantalite red fluorescent powder and the emission wavelength of a near-ultraviolet LED chip are quite coincident, and under excitation of the near ultraviolet light, the fluorescent powder can emit bright red fluorescence, the emission wavelength is mainly 612 nanometers, and the red fluorescence has the quite-wide excitation spectrum and the quite-wide luminescence spectrum; the obtained granularity is even, the luminous efficiency is high, the chemical stability is good, toxic gas such as sulfide cannot be generated under ultraviolet radiation, the environment is friendly, and the Eu3+doped tantalite red fluorescent powder can be applied to white light LED and the other luminous fields; in the preparing process, compounds with elements required by synthetic materials are mixed in proportion, the high-temperature solid phase method is adopted, the technology is simple, the Eu3+doped tantalite red fluorescent powder is free of pollution, environmentally friendly and suitable for industrial production.

The invention relates to a method for preparing a conducting polymer/inorganic nanometer composite electrode modified material. The method comprises the following steps of adding polyacrylic acid aqueous solution, EDOT monomer and cetyltrimethyl ammonium bromide together into distilled water or a mixed solvent of the distilled water and organic solvent for magnetic stirring to clarify; then adding ferricchloride into the mixture, adding chloroauric acid aqueous solution in thermostatic water bath, centrifuging and collecting the product, cleaning the product by distilled water and ethanol after reaction so as to remove the cetyltrimethyl ammonium bromide and by-products with lower molecular weight; and obtaining PEDOT/belta-Fe3O(OH, Cl) or PEDOT/belta-Fe3O(OH, Cl) nanometer spindle electrode modified material containing Au nano-particles. Electrode modified by the material has stable electro-catalytic response to iodine-containing compound (KI and KIO3 and D-ascorbic acid, so the method can be widely applied in various fields such as chemistry, clinical medicine and biomedicine.