46results about How to "Resources are widely distributed" patented technology

The invention relates to a method of extracting natural anti-oxidation active substance from plant materials, which discloses a method of extracting natural anti-oxidation active substance from oil orange tree bark. The method includes the following steps: (1) crushing; (2) extracting: the water is the solvent, the mass of the bark materials which have been crushed to the volume of water is 1 : 5g / ml to1: 10g / ml, the bark materials crushed are immersed in the water, the extracting solution is gained under the temperature ranging from 50 DEG C to 80 DEG C and under the effect of ultrasonic; (3) flocculating settling: the chitosan acetic acid solution is the flocculating agent; and the chitosan acetic acid solution is added into the extracting solution and stirred for 10 minutes to 30 minutes; (4) subzero fractionating: the extracting solution which is added with the flocculating agent is cooled and kept statically, the clear solution is extracted and the sediment is threw away; (5) the clear solution is added with 15 percent to 20 percent active carbon and 0.4 percent to 0.6 percent EDTA-2Na which are fixedly contained in the clear solution, the clear solution is filtered for the cleaning of the carbon after the clear solution is stirred for 0.5 hour to 1 hour, the filtrate is used as the upper-column liquid for the fractionation by adsorption of the resin; (6) fractionation by adsorption of the resin, by using desolvation, the powdered natural anti-oxidation active substance is gained by the vacuum freeze drying.

The invention relates to the technical field of the water-retention fertilizer-conservation cultivation for the drought-resistant forestation of the agriculture and forestry, and concretely relates to a bentonite and fungal dreg compounded water-retention fertilizer-conservation cultivation matrix and its preparation method. The matrix comprises 30-40 parts of bentonite, 60-70 parts of fungal dreg and 0.1-0.5 parts of a composite fertilizer. The preparation method of the matrix comprises the following steps: selecting new waste fungal bags after the edible fungus plantation, carrying out bag removal treatment, crushing, and adding a composite microbial agent and urea to guarantee the C:N ratio of 20; fully and uniformly mixing the above raw materials, adjusting the water content to 60%, composting the fungal dreg, and storing the obtained compost in a ventilation and rain exposing prevention device for the decrease of the water content to 20%; and uniformly mixing the fungal dreg with bentonite and the composite fertilizer, and crushing to prepare the water-retention fertilizer-conservation cultivation matrix. The matrix has the advantages of abundant sources and low costs of raw materials, wide distribution and low cost of a bentonite mineral resource, large output and easy obtaining of the waste fungal dreg, simple making method, and no pollution to the environment.

The invention relates to a method for extracting a natural antioxidant from shells of camellia oleifera. With crushed shells of the camellia oleifera as raw materials and water as a solvent, the method comprises the following steps of: extracting by a microwave-assisting extract method to obtain an extracting solution, carrying out centrifugal separation on the extracting solution to obtain a supernatant, separating the supernatant by using a nonpolar or low-polarity macroporous adsorption resin, carrying out elution on the solution by using an aqueous solution of alcohol, and distilling the alcohol from an eluent to obtain a liquid natural antioxidant with procyanidins of the shells of the camellia oleifera as a main components; and carrying out freeze-drying on the obtained liquid natural antioxidant to obtain powdery natural antioxidant. The target product prepared by the method disclosed by the invention has stronger anti-oxidation biological activity.

The invention relates to a dolomite magnesium cement inner and outer wall fireproof decoration board and a preparation method thereof, belonging to the chemical building material field. The decoration board contains caustic dolomite powder, magnesium chloride, light filler, inert filler, water and thermal insulation material, wherein the weight ratio of caustic dolomite powder to magnesium chloride to light filler to inert filler to water to thermal insulation material is 1.00:(0.12-0.40):(0.10-0.60):(0.05-0.30):(0.44-1.20):(0.05-0.30) and a defined amount of reinforced material is added. The preparation method comprises the following steps: mixing slurry, shaping and curing, and maintaining. The building inner and outer wall fireproof decoration board prepared by the method in the invention has the following advantages: the decoration board is fireproof, heat-insulated, corrosion-resistant, shockproof, environmentally friendly and energy-saving and has high strength, good water resistance, easy construction method, simple production technology, low energy consumption and the like. The decoration board is an updated product which can replace various boards such as plywoods, density boards, shaving boards and gypsum plaster boards and the like, belongs to the green and environmentally friendly building material and can be widely used in the building industry.

The invention relates to a bentonite modifier which comprises a water soluble inorganic matter thiosulfate, an organic matter alcohol compound and an amine compound. The modifier is formed by uniformly mixing and dissolving the water soluble inorganic matter thiosulfate, the organic matter alcohol compound and the amine compound with water at a mass ratio of (0.5-1):(0.5-1):(0.5-1):(0.5-1.5). The bentonite modifier provided by the invention is wide in source of raw materials, simple in preparation method, low in cost and good in economical efficiency. Bentonite modified by the bentonite modifier provided by the invention and used in cement can be used for effectively improving the cement strength and the impermeability and salt corrosion resistances of concrete.

The invention relates to a lamb milk replacer, a lamb starter feed and a preparing method, relates to a method of feeding lamb by using the lamb milk replacer and the lamb starter feed, and belongs to the technical field of cultivation in animal husbandry. The lamb milk replacer is mainly composed of the following raw materials in parts by weight: 40-50 parts of whey protein concentrate, 6-15 parts of glucose, 6-10 parts of puffed rice, 3-8 parts of egg powder, 20-30 parts of palm oil fatty powder, 0.5-1.5 parts of coconut oil fatty powder, and 0.1-0.2 part of premix feed. The lamb starter feed is prepared by the following raw materials in parts by weight: 30-40 parts of barley, 30-40 parts of corn, 5-20 parts of oat, 3-10 parts of molasses, 10-18 parts of bean pulp, and 0.15 part of ligustrum lucidum ait. According to the products and the lamb feeding method, the weight and the average daily gain of the lamb are remarkably increased, the serum antibody concentration of the lamb is remarkably improved, and an obvious effect is achieved for improving the disease resistance and the survival rate of the lamb.

The invention discloses dolomite magnesium cement concrete and a preparation method thereof, belonging to the field of chemical industry buildings. The dolomite magnesium cement concrete is composed of the components of caustic dolomite powder, magnesium chloride, sand, stone, inert filler and water in the mass ratio of 1.00:(0.12-0.29):(0-3.0):(0-6.0):(0.10-0.3):(0.44-0.87). The manufacture method comprises the following steps of stirring slurry, shaping, solidifying and curing. In the manufacture method, caustic dolomite powder with better activity is adopted to prepare the dolomite magnesium cement concrete, and dolomite ore resource is widely distributed and can be obtained conveniently, which lowers production cost of the dolomite magnesium cement concrete and expands the application range of the magnesium cement material. The dolomite magnesium cement concrete prepared by the manufacture method has the characteristics of high intensity, strong gelatinization performance, strong durability, good workability, large filler additive amount, high solidifying speed, easiness of maintenance and the like, belongs to environmentally-friendly building materials and can be widely applied to the building industry.

The invention relates to the technical field of new energy, and discloses a solar photovoltaic panel with convenience in adjustment. The solar photovoltaic panel comprises a mounting seat. Screw holesare formed in two sides of the top of the mounting seat, tightening screws are penetratingly arranged inside the two screw holes, a fixing circular ring is fixedly mounted on the top of the mountingseat, a support triangular plate is arranged inside the fixing circular ring, first sliders are fixedly mounted on three corners of the side surfaces of the support triangular plate, and an annular slide groove which corresponds to the first sliders is formed in the inner wall of the fixing circular ring. The solar photovoltaic panel with the convenience in adjustment has the advantages that the support triangular plate can rotate by 360 degrees inside the fixing circular ring in first slider and annular slide groove modes, accordingly, the direction of a photovoltaic panel body can be conveniently adjusted by users, requirements of the photovoltaic panel body on light rays in different directions can be effectively met, and the work efficiency of the photovoltaic panel body can be effectively improved.

The invention discloses a light dolomite magnesium cement block, a baking and steaming-free brick and a manufacture method thereof, belonging to the field of chemical engineering buildings. The light dolomite magnesium cement block and the baking and the steaming-free brick are composed of the following components of caustic dolomite powder, magnesium chloride, a light filler, an inert filler, water and a heat insulating material with the mass ratio of 1.00: (0.25-0.40): (0.50-1.0): (0.05-0.30): (0.60-1.20): (0.10-0.50). The manufacture method comprises the following steps of stirring slurry, shaping and curing. The caustic dolomite powder with good activity is adopted to manufacture the block and the baking and steaming-free brick, which can expand the application range of the magnesium cement materials and has an important meaning for developing economy for each region and saving a great quantity of woods for our country. The light block and the baking and steaming-free brick produced with the manufacture method of the invention have the characteristics of fire prevention, heat insulation, high strength, sound insulation, corrosion prevention, shock prevention, environmental protection, energy conservation and the like, are easy for construction, are the new products for replacing the blocks and the bricks made of various traditional materials, belong to environment-friendly building materials and can be widely applied in the construction industry.

The invention discloses a preparation method of magnesium sulfate heptahydrate. The preparation method comprises following steps: A, sodium sulfate, magnesium chloride, and fresh water are mixed at a weight ratio of 1:(3-6) :(1.5-3.5) for decomposition transformation so as to obtain a material slurry I; B, the material slurry I is subjected to thermal-insulation sedimentation and solid-liquid separation so as to obtain a liquid phase mother liquid I; C, the liquid phase mother liquid I is cooled to 10 to 15 DEG C for low temperature cold crystallization, and then is subjected to solid-liquid separation so as to obtain solid phase crude magnesium sulfate heptahydrate and a liquid phase mother liquid II; D, the solid phase crude magnesium sulfate heptahydrate and the liquid phase mother liquid II are subjected to slurry mixing and washing at a weight ratio of 1:(0.2-0.6) :(0.2-0.6) so as to obtain a material slurry II, the material slurry II is subjected to solid-liquid separation so as to obtain a solid phase refined magnesium sulfate heptahydrate wet product; and E, the solid phase refined magnesium sulfate heptahydrate wet product is dried so as to obtain magnesium sulfate heptahydrate.

The invention relates to a medicine for treating type 2 diabetes and obesity, in particular to an application of three bromophenol compounds to the preparation of the medicine for treating type 2 diabetes and obesity. The bromophenol compounds of the invention have inhibitory activity against protein tyrosine phosphatase (PTP1B), and can be used for treating the type 2 diabetes and the obesity.

The invention relates to a high-performance, non-secondary pollution nano-flocculation agent suitable for flocculation, organic matter oxidation, and inorganic matter agglomeration and complexation in water cleaning treatment, in particular to an inorganic nano-flocculation agent with attapulgite-loaded metal ions and a preparation method thereof , the inorganic nano flocculant is made by mixing attapulgite clay with a mixed solution of aluminum, titanium, lanthanum and cerium and then drying. The inorganic nano-flocculation agent with attapulgite-loaded metal ions of the present invention, after separating the organic and inorganic pollutants free in the water body through coagulation deposition and water body, uses the catalyst loaded in the inorganic nano-flocculation agent with attapulgite-loaded metal ions to carry out catalytic oxidation The reaction can oxidize and decompose the pollutants in the sediment, and prevent the transfer of pollution sources.

The preparation method for conductive sericite powder comprises: calcining 100 weight shares sericite powder with 5~80ª–m particle size at 550~750Deg for 2~4h, taking surface-active treatment with acid and base; performing chemical envelope: mixing liquid by 5~25 SnCl, 0.3~2.0SbCl3, 0.05~0.5 A1Cl3 and 73~94 deionized water, preparing slurry by sericite powder and water with weight ratio as 1:3~5; dripping said liquid into slurry with speed of 0.5~5L / híñkg(sericite) and 5~10wt% NaOH solution to keep pH within 1~5; reacting for 2~8h at 40~80Deg; filtering, cleaning to pH is 6~7; drying at 100~150Deg, calcining for 2~4h at 550~750Deg, and obtaining the pale product.

The invention discloses a process for producing bead ferronickel by a rotary hearth furnace through coal-based reduction of red soil nickel oxide ores, which is capable of reducing the production cost and belongs to the technical field of production of iron alloys. The process comprises the following steps of: a, after finely crushing, dosing, mixing and pelletizing raw red soil nickel oxide ores, reducing coal and a flux, drying to obtain dry balls; b, reducing the dry balls into the rotary hearth furnace, and carrying out water quenching, cooling, crushing and magnetic separation on the discharged high-temperature clinker so as to obtain a bead ferronickel alloy and slag. According to the invention, the rotary hearth furnace is taken as a reducing device, non-coking coal with cheap price and wide resource distribution is directly taken as a reducing agent, and coal gas is taken as main energy, so that the production cost is low, the process is applied to a construction plant of a mine region with power resource scarcity, the restriction condition of higher transportation cost of raw materials of the conventional factory is overcome, the process is simple and easy to operate and put into large-scale production application, and the obtained bead ferronickel has high nickel grade and high metal recovery rate, and is a high-quality raw material for producing stainless steel.

The invention relates to a lightweight heat-insulating magnesium oxide-calcium oxide refractory material and a preparation method therefor. The castable is prepared from the ingredients in parts by mass: 25-30 parts of magnesium oxide, 50-55 parts of calcium oxide, 3-5 parts of aluminum oxide, 1-1.5 parts of pore former, 1-1.5 parts of stabilizer and 1-1.5 parts of agglomerant, wherein the aluminum oxide coats the surface of the material in the form of an aluminum oxide film. The material achieves very good heat-preserving and heat-insulating effects and hydration resistance by using an outer layer, i.e., a dense aluminum oxide film layer and an internal porous magnesium oxide-calcium oxide refractory material. Meanwhile, the material is low in cost, little in pollution and resistant to high temperatures and is not prone to damage, and the service life of the material is prolonged. According to the preparation method, the number of steps is small, the processes are simple and are all mature common processes, and thus, industrialization is facilitated.

The invention relates to the field of natural medicines, and particularly discloses an active component with a diuretic effect extracted from akebia trifoliata, a preparation method and an applicationof the component. The active component is extracted from akebia trifoliata, and the method includes the following steps: (1) preparing an extract; (2) extracting a solvent; (3) washing and concentrating the extract; and (4) purifying by silica gel column chromatography. The active component obtained by the above method steps contains 40-90% of total saponin by mass; the total saponin comprises four saponins of Saponin PH, Akemisaponins E, Saponin PJ1 and Scheffoleoside A, and the four saponins account for more than 60% of the total saponin in the active component by mass; and the active component extracted from akebia trifoliata contains the four saponins which have mutual synergistic effects, do not need component separation and purification, and are directly used for preparing diureticdrugs.

The invention relates to a lightweight low-loss silicon carbide series refractory material and a preparation method thereof. Silicon carbide powder and a pore-forming agent are taken as raw materials for forming a green body; the green body generates a silicon carbide sintered body at high temperature; the surface of the silicon carbide sintered body is coated with a layer of dense silicon membrane. By using the pore-forming agent, relatively-high porosity of the silicon carbide series refractory material is ensured, thermal shock resistance of the material is improved, the weight of the material is reduced, and the cost of the raw materials is reduced. Due to the adoption of the silicon membrane layer, the contact between an internal material of the silicon carbide series refractory material and the outside can be effectively isolated, and further the oxidation resistance of the silicon carbide series refractory material is remarkably improved; whether the material is dense or not has no influence on stability and service life of the material. A used coating method is a conventional mature coating technology, stable, simple to control, convenient in control of the coating thickness, coating density or coating material and facilitates industrial production and application.

The invention relates to a preparation method for biological matrix prepared from compact plant fiber. The method is characterized by comprising the following steps: step 1, performing pretreatment ofraw materials; step 2, inoculating an organic matter decomposer for fermentation; step 3, inoculating functional bacteria for secondary fermentation; step 4, compounding the matrix. According to thescheme, the physical behavior is optimized, the porosity is optimized; in the pretreatment method, the matrix is safe and healthy; after high temperature treatment, no weed seeds, escherichia coli, ova of roundworm, pathogenic microorganism and the like exist, the matrix more conforms to the sanitary requirement.

The present invention relates to method of baking brick, and is especially the method of baking refractory brick. The baking process of refractory brick includes the following steps: providing one kiln for baking refractory brick; loading lumpy coal and refractory brick adobe inside the same kiln chamber; igniting the lumpy coal; and opening the wind channel. The lumpy coal is anthracite and the coal / brick adobe weight ratio is 0.3-0.35. The present invention has the advantages of low kiln building cost, low baking cost, no black smoke to pollute environment, high heat efficiency, etc.

The invention discloses a pharmaceutical composition for preventing and treating osteoporosis and a preparation method thereof. The pharmaceutical composition is prepared from epimedium extract and glossy privet fruit extract. The pharmaceutical composition has the advantages that (1) the traditional Chinese medicinal extract composition selects epimedium and glossy privet fruit extract for mild tonifying kidney and balancing yin and yang as study objects regarding the characteristics of OP (osteoporosis) pathogenesis, namely deficiency in kidney-essence and deficiency of yin and yang, so that basis is provided to development of a novel anti-osteoporosis medicine of effective components of epimedium and glossy privet fruit capable of mild tonifying yin and yang; (2) the bulk drug for the traditional Chinese medicinal composition preparation is wide in resource distribution and low in toxic and side effect, and can be taken for a long time; (3) the traditional Chinese medicinal composition is concise in prescription, definite in effective component, exact in curative effect and controllable in quality, does not need the traditional Chinese medicine decocting process, and is convenient to take.

The invention relates to a method of extracting natural anti-oxidation active substance from plant materials, which discloses a method of extracting natural anti-oxidation active substance from oil orange tree bark. The method includes the following steps: (1) crushing; (2) extracting: the water is the solvent, the mass of the bark materials which have been crushed to the volume of water is 1 : 5g / ml to1: 10g / ml, the bark materials crushed are immersed in the water, the extracting solution is gained under the temperature ranging from 50 DEG C to 80 DEG C and under the effect of ultrasonic; (3) flocculating settling: the chitosan acetic acid solution is the flocculating agent; and the chitosan acetic acid solution is added into the extracting solution and stirred for 10 minutes to 30 minutes; (4) subzero fractionating: the extracting solution which is added with the flocculating agent is cooled and kept statically, the clear solution is extracted and the sediment is threw away; (5) theclear solution is added with 15 percent to 20 percent active carbon and 0.4 percent to 0.6 percent EDTA-2Na which are fixedly contained in the clear solution, the clear solution is filtered for the cleaning of the carbon after the clear solution is stirred for 0.5 hour to 1 hour, the filtrate is used as the upper-column liquid for the fractionation by adsorption of the resin; (6) fractionation byadsorption of the resin, by using desolvation, the powdered natural anti-oxidation active substance is gained by the vacuum freeze drying.

The invention is suitable for the technical field of plant cultivation, and provides a cape jasmine somatic embryogenesis and plant regeneration method which comprises the following steps: S1, selecting and pretreating an explant; step S2, induction of the embryonic callus; s3, performing somatic embryo differentiation and multiplication culture; and S4, carrying out somatic embryo germination culture. According to the method, few plant materials are used, the method is not limited by seasons, the propagation coefficient can be maximized within a short time, the seedling raising efficiency can be improved, the production cost can be saved, operation is easy and feasible, repeatability is high, and the method is suitable for annual tests or production; the transplanting survival rate of seedlings is ensured, and the seedling quality is ensured; green production is achieved, the gardenia nursery stock production process is optimized, and the method is worthy of application and popularization.

The invention discloses an electronic quantity detection-based solar inverter system. The electronic quantity detection-based solar inverter system is characterized by mainly comprising a solar battery pack, a storage battery, a DC stabilizer, a DC filter and an inverter unit, wherein the storage battery is connected with the solar battery pack; the DC stabilizer is connected with the storage battery; and the DC filter and the inverter unit are connected with the DC stabilizer respectively. Power generation is carried out by solar energy; solar energy resources have no danger of exhaustion; resource distribution is wide; and the solar energy resources are environment-friendly to use and suitable for extensive promotion. By the electronic quantity detection-based solar inverter system, A DC load and an AC load can be simultaneously powered, so that the application range is improved. The inverter unit is used for converting a DC into an AC; the inversion efficiency is high; the electric energy loss is low in the inversion process; and the utilization rate of the electric energy is improved.

The preparation method for conductive sericite powder comprises: calcining 100 weight shares sericite powder with 5~80mu m particle size at 550~750DEG C for 2~4h, taking surface-active treatment with acid and base; performing chemical envelope: mixing liquid by 5~25 SnCl, 0.3~2.0SbCl3, 0.05~0.5 A1Cl3 and 73~94 deionized water, preparing slurry by sericite powder and water with weight ratio as 1:3~5; dripping said liquid into slurry with speed of 0.5~5L / h.kg(sericite) and 5~10wt% NaOH solution to keep pH within 1~5; reacting for 2~8h at 40~80Deg; filtering, cleaning to pH is 6~7; drying at 100~150Deg, calcining for 2~4h at 550~750Deg, and obtaining the pale product.

The invention discloses an output voltage detection-based solar inverter system. The output voltage detection-based solar inverter system is characterized by mainly comprising a solar battery pack, a storage battery, a DC stabilizer, a DC filter, an inverter unit, an AC voltage detection module and a display, wherein the storage battery is connected with the solar battery pack; the DC stabilizer is connected with the storage battery; the DC filter and the inverter unit are connected with the DC stabilizer respectively; the AC voltage detection module is connected with the inverter unit; and the display is connected with the AC voltage detection module. Power generation is carried out by solar energy; solar energy resources have no danger of exhaustion; resource distribution is wide; and the solar energy resources are environment-friendly to use and suitable for extensive promotion. The AC voltage detection module is arranged, so that the AC voltage output by the inverter unit can be detected and displayed through the display; and people can monitor the magnitude of the voltage output by the inverter unit in real time and prevent normal work of an electric appliance from being affected by an over-high or over-low voltage.

The invention relates to the technical field of the water-retention fertilizer-conservation cultivation for the drought-resistant forestation of the agriculture and forestry, and concretely relates to a bentonite and fungal dreg compounded water-retention fertilizer-conservation cultivation matrix and its preparation method. The matrix comprises 30-40 parts of bentonite, 60-70 parts of fungal dreg and 0.1-0.5 parts of a composite fertilizer. The preparation method of the matrix comprises the following steps: selecting new waste fungal bags after the edible fungus plantation, carrying out bag removal treatment, crushing, and adding a composite microbial agent and urea to guarantee the C:N ratio of 20; fully and uniformly mixing the above raw materials, adjusting the water content to 60%, composting the fungal dreg, and storing the obtained compost in a ventilation and rain exposing prevention device for the decrease of the water content to 20%; and uniformly mixing the fungal dreg with bentonite and the composite fertilizer, and crushing to prepare the water-retention fertilizer-conservation cultivation matrix. The matrix has the advantages of abundant sources and low costs of raw materials, wide distribution and low cost of a bentonite mineral resource, large output and easy obtaining of the waste fungal dreg, simple making method, and no pollution to the environment.