111results about How to "Activate" patented technology

The invention discloses a method for extracting multifunctional sulforaphane from broccoli sprouting vegetable. The method comprises: fresh broccoli sprouting vegetable which grows for 6-10 days is taken as raw material, and is then crushed to be 100 meshes of sieve after being frozen and dried; after that, 100 parts by weight of the processed material is taken to be added with de-ionized water, methylene dichloride, 0.001-0.003 parts by weight of Vc and 0.1-0.3 parts by weight of Na2S, the pH value is adjusted to be 4-6, and the mixed solution is hydrolyzed for 6-10h at 15-35 DEG C; finally, the sulforaphane is obtained after being filtered, washed and purified. As the broccoli sprouting vegetable which grows for 6-10 days is taken as raw material, the method can effectively increase the production rate of the sulforaphane and plays the role of activation for using myrosase to hydrolyze sulpho-glucoside by adding the Vc; meanwhile, sodium sulfide is added for overcoming the interference of Fe in the material, thus improving the production rate of the sulforaphane. The obtained sulforaphane has multiple functions such as cancer resistance, oxidation resistance and the like as well as good application prospect.

The invention discloses a method for beneficiating high-peat copper sulphide ore and relates to a method for beneficiating nonferrous metals, which specifically relates to a method for beneficiating high-peat copper sulphide ore; regulating agent and composite inhibitor are added before floating ore pulp and after graining raw ore; flotation environment and mineral surface state in ore pulp are improved in the method disclosed by the invention; the inhibition capacity of inhibitor on easily-floated gangue mineral and selective collection of collecting agent on mineral are enhanced; compared with the traditional method for beneficiating pre-deslimed peat, a technical procedure is simplified by the invention; the loss of available mineral caused by pre-deslimed peat is avoided; and the recycle rate of copper is increased by about more than 18%.

The high strength connecting process for TiAl base alloy charging turbine and steel shaft includes the following steps: A. machining outer thread in the TiAl base alloy charging turbine and machining inner thread sleeve in the steel shaft and axial technological through hole; B. painting AgCuNiLi brazing paste to the inner wall of the inner thread sleeve; C. assembling the TiAl base alloy charging turbine and the steel shaft together; and D. brazing the assembled TiAl base alloy charging turbine and steel shaft. The present invention has high connection strength.

The invention relates to a preparation method of a high-efficiency composite attapulgite/rice hull activated carbon purified water material. The preparation method is characterized in that specifically, attapulgite and rice hulls are utilized as raw materials, the attapulgite and the rice hulls are simultaneously subjected to activation and counterbore through alkali treatment, and then a one-step method is adopted to prepare the high-efficiency composite attapulgite/rice hull activated carbon purified water material. The composite attapulgite/rice hull activated carbon purified water material prepared by using the method provided by the invention has the excellent adsorption property.

The invention belongs to the technical field of fruit planting and particularly relates to a cultivation method capable of increasing cherry nutrition content. The cultivation method specifically includes the steps of firstly, before cherry trees germinate, planting field soil is deeply ploughed at the depth of 20-22cm, watering is continuously performed twice, the time interval between two watering is 4-5 days, the watering quantity of each watering is 670-680mL/plant, furrowing is performed 2-3 days after the watering, biological organic fertilizer is applied to the roots of the cherry trees, the root application depth is 18-20cm, and compacting the soil after the root application; secondly, nutritional liquid is sprayed to leaf surfaces once before blossoming, the nutritional liquid is sprayed to the leaf surfaces once before fruiting, and weak flowers and weak fruits are removed before the nutritional liquid spraying; a calcium superphosphate aqueous solution is applied to the roots of the cherry trees from the period before blossoming until harvesting, the root application is performed every other 16-18 days, and the root application quantity of each time is 245-250mL/plant. By the method, the soluble solid content, titratable acid content and VC content of cherries can be increased effectively, and the flavor and nutritional value of the cherries can be increased.

The invention relates to a semiconductor shielding cable material, and belongs to the technical field of cable materials. The semiconductor shielding cable material comprises the following components in parts by weight: 100 parts of butyl rubber, 50-120 parts of conducting carbon black, 20-45 parts of plasticizing agent, 1.0-6.0 parts of vulcanizing agent, 1.0-6.0 parts of co-vulcanizing agent, 1.0-10 parts of activating agent, 0.2-0.5 part of coupling agent, and 0.5-5.0 parts of anti-aging agent. The semiconductor shielding cable material has the advantages that the formula not only is low in cost, but also is simple in component; the butyl rubber with low cost, low viscosity and high fallibility is adopted as a base material, the vulcanization system matched with the butyl rubber is selected, and the conducting carbon black with good conductivity and processing performance is added, so that the defects of bad processing performance and high price in the prior art are overcome.

The invention provides a soil pollution remediation composition and application thereof. The soil pollution remediation composition comprises the following components of sodium percarbonate, ferrous sulfate, citric acid and sodium persulfate, wherein the molar ratio of the ferrous sulfate to the citric acid is 1:1; the sodium percarbonate and the sodium persulfate are used as oxidants; the molar ratio of the citric acid to the oxidants is (1 to 5):10; the molar ratio of the sodium percarbonate to the sodium persulfate is 1:(5 to 10); at least the sodium percarbonate and sodium persulfate are individually packaged before use. The soil pollution remediation composition can be used for effectively remedying the polluted soil.

The invention relates to a nonmagnetic steel product and a manufacturing method thereof. The manufacturing method of the nonmagnetic steel product comprises the following steps: preparation of a green body: taking Fe-Mn prealloy powder, adding 2-4% of an activating agent and 0.3-0.6% of graphite, then adding a binder of which the weight is 0.5-1.2% of the total weight of the Fe-Mn prealloy powder, the activating agent and the graphite, and carrying out compression moulding after mixing to obtain the green body, wherein the activating agent comprises FeB master alloyed powder, and the weight percentage of B powder is 15-25%; and sintering: sintering the green body to obtain the nonmagnetic product. Use of raw materials with high price such as copper powder is avoided, the manufacturing cost of the nonmagnetic steel product is low, meanwhile, the nonmagnetic steel product with excellent performance is obtained, the tensile strength can reach 500 MP or above, and the elongation reaches up to 6% or above.

The invention discloses an ABS (acrylonitrile butadiene styrene) plastic paint remover and belongs to the technical field of paint removal. A main micromolecule solvent, water and a cosolvent are stirred and mixed, a compound surfactant is added, the mixture is stirred and mixed at a high speed, a mixed emulsion is obtained, an activator, a fermentation product, a corrosion inhibitor, a thickening agent and a defoaming agent are added to the mixed emulsion, dispersed at a high speed and subjected to vacuum defoaming, and the ABS plastic paint remover is obtained. The fermentation product is prepared as follows: a soil suspension obtained by mixing soil at the roots of podocarpus macrophyllus and water is mixed with a liquid-state culture medium and then the mixture is subjected to shake cultivation, filtration and concentration. The ABS plastic paint remover has the benefits as follows: the ABS plastic paint remover has high paint removal efficiency and is small in volatility, large in paint removal amount, short in paint removal time and worth popularization and use.

The invention discloses an amino acid organic fertilizer using hairs as raw materials and a preparation method of the amino acid organic fertilizer. The method comprises the following steps: hydrolyzing the hairs such as pig hairs, hairs and the like used as raw materials by adding acid to prepare an amino acid liquid; uniformly stirring microbial-organics, micro-elements, nitrogen-phosphorus-potassium total nutrients, secondary elements and the amino acid liquid; and drying and screening to prepare the amino acid organic fertilizer. The amino acid organic fertilizer comprises the following components in percentage by mass: 15-30 percent of microbial-organics, 15-30 percent of nitrogen-phosphorus-potassium total nutrients, 0.1-5 percent of microelements, 5-30 percent of secondary elements, 8-20 percent of amino acid liquid, and 5-20 percent of water contents. According to the amino acid organic fertilizer, a soil structure can be improved, the soil is activated, the cost is reduced, the environment pollution is reduced, the nutrition is complete and the utilization rate of the fertilizer is high.

The invention discloses an in-situ self-stabilized solid oxide fuel cell cathode, a cell and a preparation method thereof, and belongs to the field of a fuel cell. The in-situ self-stabilized solid oxide fuel cell cathode comprises an active material with a core-shell structure, wherein the core body is La0.6Sr0.4Co0.2Fe0.8O3-delta; the shell layer is a perovskite material La1-xCoO3-delta with A-site vacancy, wherein the perovskite material La1-xCoO3-delta with A-site vacancy is compactly coated on the surface of La0.6Sr0.4Co0.2Fe0.8O3-delta, x being more than 0 and less than or equal to 0.1,and delta being a value for keeping the compound electrically neutral. A La1-xSryCoO3-delta interface transition layer is formed in situ between the core body and the shell layer of the active material, wherein x is more than 0 and less than or equal to 0.1, y is more than 0 and less than or equal to x, and delta is a value for keeping the compound electrically neutral. The invention further provides a preparation method of the in-situ self-stabilized solid oxide fuel cell cathode. Compared with a traditional process, the method omits the step of calcining in advance.

This invention is about the decomposition method of compound, especial about the method for depositing charcoal and carbide. The conducting layer is made up of tungsten filament, molybdenum filament and graphite layer; through the conducting layer the physical field is adjusted and controlled. We put charcoal / charcoal combined material body into the chemical gas phase depositing furnace, where the depositing temperature is controlled between 600deg.C and 1100deg.C. The carbon hydrogen gas is filled as reaction gas, while Ar or N2 is used as dilution gas. The concentration of the carbon hydrogen gas is from 5% to 100%, and the flow of the reaction gas should be between 0.2 and 1.2 square meters per hour.square meters. If you choose this invention, the densification speed of the carbon / carbon combined material can be increased, and the producing time can be reduced. You can adjust and control the structure of the thermal decomposition charcoal, and the density and uniform is good. Also, you can reduce the producing cost.

The invention belongs to the technical field of the ore flotation process and particularly relates to a high-mud high secondary copper ore mineral dressing method and a combined modifier applied to the method. The combined modifier comprises, by weight, sodium sulfide, sodium metabisulfite, sodium hydrosulfite and sodium carbonate dry powder in proportion of 4-5:1:1-2:1-2. The combined modifier is applied to the high-mud high secondary copper ore mineral dressing method. Lime, the combined modifier and water with the same mass as raw ores are added into the raw ores and then are subjected to grinding and flotation. Copper concentrates and flotation tailings are obtained after two times of concentration and two times of scavenging. The combined modifier effectively eliminates flotation environment deterioration caused by secondary copper ions in flotation pulp through full utilization of the synergic effect of chemicals. The use amount of flotation collectors is reduced. The ore dressing cost is saved. Floating of floatable gangue minerals is effectively suppressed. The electric potential of copper ore flotation pulp is optimized. The flotation speed of copper ores is increased.

The invention provides an ACE (angiotensin converting enzyme) inhibition peptide with nutrition repairing and cell function activation and a preparation method. The peptide is a small-molecule peptidewhich is separated and extracted from black foods. It finds that the peptide self is an ACR (anti-hypertension) inhibitor, and experiment shows that the peptide has an activation function on TIDCs (tumorindiltrating dendritic cells) induced by melanoma cells, and has a repairing function on A549 cell injury caused by hydrogen peroxide; a medicine made of the small-molecule peptide has the characteristics of being remarkable in clinical effect and small in toxic and side effect; and the preparation method of the food small-molecule peptide extracted by the invention is simple and practical.

The invention relates to a preparation method for an acidic fertilizer. The preparation method comprises the following steps: mixing of phosphoric acid with urea; reaction after completion of mixing;and granulating and drying. The acidic fertilizer provided by the invention comprises urea phosphate and ammonium bisulfate and has a pH value of 2.5 to 3.5, so the pH value of alkaline soil can be reduced, and the volatilization loss of ammonium nitrogen in the alkaline soil is reduced; in addition, the stability of amide nitrogen can be increased, and activation effects can be exerted on phosphorus and medium-trace elements; meanwhile, the phosphorus can be avoided from fixation by elements like calcium and magnesium, and the moving ability of the phosphorus is improved; when the pH value ofthe acidic fertilizer is lower than 2.5, the acidic fertilizer has too great viscosity and is easy to absorb moisture; and when the pH value of the acidic fertilizer is excessively high, the pH valueof soil can not be effectively reduced, and the purpose of activating the phosphorus and the medium-trace elements can not be achieved.

The invention relates to a rubber sheath material for a cable. The formula of the rubber sheath material comprises the following components in parts by weight: 100 parts of chlorinated polyethylene, 20-80 parts of bentonite, 20-40 parts of plasticizing agent, 2.5-5 parts of vulcanizing agent, 1.5-6 parts of vulcanizing additive, 1.0-10 parts of activating agent, 0.2-3 parts of anti-aging agent and 0.5-1.5 parts of coupling agent. The rubber sheath material has the advantages that the formula is low in cost and simple in component; all the components have respectively-independent actions and advantages, and are also matched mutually to form a complete body; in the milling and weighing process with more steps, the production efficiency can not be reduced, once the batching generates problems, the inspection is very convenient; sulfur is not added in the material, so that the problem that oxidation and blackening of copper caused by mobility of sulfur are caused to accelerate the ageing of an insulating layer and cause the problem of larger potential hazards of the cable in use is avoided, so that the safety coefficient is improved; and a product prepared by the formula is excellent in performance.

The invention belongs to the technical field of pre-coating solutions for transparent polyimide hardened films, and particularly relates to a pre-coating solution for enhancing the surface adhesion ofa transparent PI base material, and an application method thereof, wherein the pre-coating solution comprises, by weight, 100 parts of polar polymer, 1-25 parts of a fluorine-containing additive, and100-5000 parts of a solvent. According to the present invention, by adding the polar polymer and the fluorine-containing additive, based on the similar intermiscibility between the fluoride in the fluorine-containing additive and the fluorine-modified transparent PI base material and the strong polarity of polar polymer, the pre-coating solution can permeate into the transparent PI base materialand interpenetrate with the base material, and can be firmly attached to the surface of the base material after being cross-linked and cured, such that the problem of poor adhesion caused by the fluorine modification of the base material can be effectively solved, and the hardened layer is firmly attached to the pre-coating layer so as to effectively improve the binding force between the hardenedlayer and the base material; and the adhesion is improved through the pre-coating layer between the base material and the hardened layer, such that the comprehensive performances such as optical transparency, hardness, abrasion resistance and the like of the hardened layer cannot be affected.

The invention relates to the field of comprehensive utilization of environment-friendly and hazardous solid waste resources, and particularly provides an industrial regeneration process of waste powdered activated carbon. By adopting a mode of firstly granulating and then carbonizing and activating in a rotary kiln, the influence of flying dust of powdered carbon is avoided, and the ablation rateis greatly reduced; the granulated activated carbon is wetted before feeding, so that the inhibition effect of introducing water vapor into the rotary kiln on flaming of a fuel machine is avoided, pore forming in the activation process is facilitated, and the activation effect is effectively achieved; the binder adopts an organic carbon source material with few impurities, no new impurity is added, the binder is used as a new carbon source, the activation raw material is increased, the operability is strong, and the method is suitable for industrialization.

The invention relates to the field of concrete, and particularly discloses environment-friendly admixture concrete and a preparation method thereof. The environment-friendly admixture concrete comprises the following raw materials in parts by weight: 80-110 parts of water, 220-260 parts of ordinary Portland cement, 500-600 parts of artificial sand, 700-900 parts of industrial waste stone, 20-35 parts of steel slag powder, 15-30 parts of slag powder, 2-6 parts of a water reducing agent, 45-80 parts of an adsorption purification material and 2-6 parts of a permeable regulator. The preparation method of the environment-friendly admixture concrete comprises the following steps: step 1, preparing the permeable regulator; step 2, pretreating the industrial waste stone; step 3, preparing the adsorption purification material; and step 4, mixing, stirring and homogenizing the water, the ordinary Portland cement, the artificial sand, the industrial waste stone, the steel slag powder, the slag powder, the adsorption purification material and the permeable regulator according to a formula ratio so as to obtain the concrete. The concrete is prepared from industrial waste raw materials; the prepared concrete is good in compressive strength; COD of water can be removed; water quality conditions are improved; and an urban ecological environment is improved.

The invention discloses a no-zinc-ammonium hot-dip galvanizing smokeless promotion flux comprising 100-210 g/L of alkaline earth metal chloride, 10-40 g/L of alkali chloride, 20-60 g/L of cerium chloride, 5-20 g/L of alkali metal fluoride, 5-10 g/L of hydroxylamine hydrochloride, 0-30 g/L of alkali metal hydroxide, 1-10 g/L of anionic surfactant, 1-5 g/L of a nonionic surfactant, and the balance water. The technical formula does not contain zinc chloride and ammonium chloride, after the treatment of promotion flux, the hot-dip galvanizing process has no smoke volatilization, and the zinc ingotconsumption can be obviously reduced, and positive accelerations of improving the production environment and reducing the production cost are achieved.

The invention relates to a bituminous mixture for a high-environment-protection road and a construction method of the bituminous mixture. The bituminous mixture is prepared from the following raw materials in parts by weight: 75 to 79 parts of aggregates, 7 to 9 parts of bitumen, 4 to 6 parts of bitumen modifier, 6 to 8 parts of anti-aging agent, 4 to 6 parts of mineral powder, 3 to 7 parts of combination fibers, 0.5 to 0.9 part of stabilizer and 0.5 to 0.9 part of auxiliaries. A large-scale application direction for coal gangue, cast waste sand, nickel slag and waste polyvinyl chloride plastic bottles is found out, wastes are turned into wealth, environmental pollution and land occupation of solidified wastes are reduced, resources are further utilized, and the bituminous mixture is energy-saving and environmentally friendly. A road surface paved by the bituminous mixture is good in ageing-resistant performance, good in weather fastness, good in wear resistance, good in heat resistance, not easy to fatigue or crack and good in rutting resistance, the production cost of the bituminous mixture is low, and the aggregates cannot be scattered easily in a production process.

The invention belongs to the field of wave-absorbing materials, and relates to a carbon-based porous composite wave-absorbing agent based on natural loofah sponge and a preparation method of the carbon-based porous composite wave-absorbing agent. Firstly, natural loofah sponge is placed in an aqueous solution of ferric nitrate, ferric chloride or ferric sulfate to be soaked, and then the carbon-based wave-absorbing material with the multistage porous structure is obtained through a one-step carbonization method. The diameter of the calcined loofah sponge fiber is 200-300 microns, and nanoscaleiron or oxide particles of the nanoscale iron are uniformly distributed on the surface and inside the fiber. The material has relatively high dielectric loss and relatively good impedance matching characteristic, so that excellent wave-absorbing performance is obtained. When the thickness of the sample is 1.5 mm, the lowest reflection loss value can reach -48.9 dB. The invention provides a new idea for large-scale preparation of the wave-absorbing material with low quality, small thickness and high absorption strength.

The invention belongs to the technical field of welding wire coatings and relates to a copper-plating-free CO2 gas shielded welding wire coating and a coated welding wire adopting the same. Accordingto the technical schemes of the invention, the surface coating comprises non-copper ion carbonic acid compound powder and an oily dissolving agent; the non-copper ion carbonic acid compound powder atleast comprises one or more components selected from lithium carbonate, sodium carbonate, calcium carbonate and cesium carbonate; the mass ratio of the non-copper ion carbonic acid compound powder isnot less than 10%. The coating uniformly coats the surface of the welding wire, with the application amount of the coating ranging from 0.1 to 0.3 g/m <2>, and therefore, the novel coated welding wireis obtained. The copper-plating-free CO2 gas shielded welding wire coating and the coated welding wire adopting the same of the invention can assist in obviously stabilizing electric arcs, reducing welding spatter and obviously improving welding efficiency, and are stable in performance and environmentally friendly.