380results about How to "Elicit activity" patented technology

The invention discloses a fluidized bed combustion ash and high titanium slag compounded stable pavement base material. The fluidized bed combustion ash and high titanium slag compounded stable pavement base material is formed by mixing 30-90wt% of fluidized bed combustion ash with 10-70wt% of high titanium slag. The fluidized bed combustion ash, the high titanium slag and water are stirred and mixed, and the obtained mixture is molded and maintained to make a fluidized bed combustion ash and high titanium slag compounded stable pavement base. The compounded stable pavement base material completely utilizes difficult-treatment and high-discharge-amount industrial wastes comprising the fluidized bed combustion ash and the high titanium slag, contains no lime or fly ash, and has better performances than traditional lime-fly ash stable pavement base material; and the compounded stable pavement base material has the advantages of low cost, no consumption of natural resources, simple and easy preparation method, suitableness for being used in areas short of traditional road engineering materials, substantial economic benefit, wide market prospect and strong practicality.

The invention relates to a nutrient solution for improving the transplanting survival rate of trees. The nutrient solution comprises the following components in parts by weight: 0.2-0.4 part of calcium nitrate tetrahydrate, 0.03-0.05 part of ferrous sulfate heptahydrate, 0.0001-0.0003 part of ferric citrate, 0.03-0.05 part of monopotassium phosphate, 0.07-0.09 part of ethylene diamine tetraacetic acid disodium, 0.04-0.06 part of anhydrous cupric sulfate, 0.12-0.15 part of magnesium sulfate heptahydrate, 0.0005-0.0009 part of potassium chloride, 0.002-0.004 part of ammonium molybdate, 0.012-0.014 part of ammonium sulfate, 0.0025-0.0029 part of boric acid, 0.0012-0.0015 part of indolebutyric acid and 1000-1050 parts of water. The invention aims at providing the nutrient solution which can be used for rapidly and comprehensively replenishing nutrients for various trees, motivating the activities of the trees, promoting rapid development of root systems and further improving the transplanting survival rate of the trees.

The invention discloses a cement plate composite modifier, and belongs to the field of composite modifier production. The composite modifier is composed of a hardening agent, an early strength agent, an accelerator, a water-retaining agent, a water reducer, a water repellent, and polymer. Compared with the prior art, the provided composite modifier can solve the problems that the demoulding strength of cement plate is low, the setting time is long, the cement plate secretes water, and the cement plate is brittle; moreover, the modifier can avoid or reduce the risk that the steel bars are corroded by chlorine ions and sulfate ions; at the same time, the activity of low-calcium fly ash is effective excited, a scheme is provided for the large mixing amount utilization of low-calcium fly ash, and the product cost is reduced.

A landscape water body bottom mud repairing agent is prepared from components in parts by weight as follows: 10-50 parts of inorganic metal salt, 5-20 parts of activated carbon, 10-80 parts of shell powder and 10-80 parts of diatomaceous earth. A preparation method of the landscape water body bottom mud repairing agent comprises steps as follows: 10-80 parts of shell powder and 10-80 parts of diatomaceous earth are ground and sieved by a 200-mesh sieve, 10-50 parts of inorganic metal salt and 5-20 parts of activated carbon are added, and the mixture is stirred and mixed uniformly. A use method of the landscape water body bottom mud repairing agent comprises steps as follows: a repairing agent turbidity solution with the concentration being 50g/L-100g/L is prepared from the repairing agent and is injected into bottom mud through a bottom mud injector, the use dosage of the repairing agent is controlled according to the water quality condition and the treatment requirements, and 2-10 L of the repairing agent turbidity solution is applied to 1 cubic meter of landscape water. The bottom mud repairing agent is low in preparation cost and remarkable in repairing effect, can effectively improve the bottom mud environments in rivers and lakes and inhibit eutrophication of a water body and is suitable for popularization and application in small and medium-sized landscape water bodies.

A nano-paint for external wall is proportionally prepared from filming acrylic acid emulsion, pigment, talk powder, filming aid, defoaming agent, water and the hydrated calcium silicate powder which is prepared from flyash and calcium lime by dynamic hydrothermal synthesis method.

The invention relates to a beautiful millettia root seed scaled seedling-growing method which comprises seed pre-treatment, accelerating germination, cup filling, seedling-growing and transplanting, wherein the accelerating germination is carried out in a sand bed and the sand bed is prepared by pouring river sand with different mesh numbers which are uniformly mixed according to weight parts into a seedbed to be leveled and disinfected; the cup filling comprises filling a nutritional cup with beautiful millettia root seeds exposing white after accelerating germination, wherein the nutritional cup comprises a cylindrical cup body which is opened at the upper end and is provided with a plurality of square holes at the lower end and a repeatedly used cup tray located below the cup body for supporting the cup body. The beautiful millettia root seed scaled seedling-growing method provided by the invention has the advantages of being neat in germination, robust in seedling, high in seedling success rate, short in seedling time, low in seedling cost and the like.

The invention discloses an aerated concrete block which is prepared from a cementing material, an additive and water by adopting an autoclaving-free process. The cementing material mainly comprises the following raw materials: steel slag, mineral slag and cement. The invention also discloses a preparation process of the aerated concrete block. The preparation process comprises the following steps:a, selecting steel slag, quick lime, gypsum, fly ash, cement, slag, aluminum powder paste, sodium sulfate, a foam stabilizer, water glass and sodium hydroxide as raw materials; b, carrying out dry mixing on the cementing material to prepare a mixture; c, adding water into the aluminum powder paste, the foam stabilizer and a curing agent to prepare a suspension; d, dissolving water glass and sodium hydroxide into water, and carrying out uniform mixing under stirring; e, pouring a solution obtained in the step d into the mixture obtained in the step b to obtain slurry; f, adding the obtained suspension into the slurry, and carrying out stirring to form paste; g, pouring the paste into a mold, carrying out casting molding, performing demolding after pre-curing, and carrying out hot and wet maintenance on a demolded green body to obtain the finished block. The block prepared by the autoclaving-free preparation process has the advantage of high compressive strength.

The invention discloses low-contraction high-cementation inorganic thermal-insulation mortar. The low-contraction high-cementation inorganic thermal-insulation mortar comprises the following components in percentage by weight: 8%-28% of dead burnt magnesium oxide, 6%-19% of phosphate, 9%-32% of phosphorus slag, 5%-14% of coal ash, 30%-50% of thermal-insulation aggregate, 0.5%-2.5% of a coagulation agent, 1.0%-3.5% of an excitant, 0.3%-1.0% of rubber powder, 0.15%-0.5% of a thickener and 0.1%-0.3% of fibers. The low-contraction high-cementation inorganic thermal-insulation mortar disclosed by the invention uses the quick setting and high-early-strength characteristics of phosphate cement and the slow setting and low-early-strength characteristics of the phosphorus slag to form a special complementary gelatinization system. Not only can the amount of the phosphorus slag be obviously improved, but also the mechanics deformation properties, such as cementation and volume stability, of the thermal mortar can be obviously improved. The thermal mortar prepared by the invention has low contraction, high cementation strength, low heat conductivity coefficient, simple preparation process and very good popularization and application prospects.

The invention discloses a preparation method for high-activity ultrafine granulated slag micro powder. According to the invention, with desulfurized gypsum and CaO as activators, chemical/thermal composite excitation treatment is performed on coal gangue, so the material is given high volcanic ash activity; with blast-furnace slag as a main material, primary mixing and grinding are performed through a vertical mill; quartz sand powder and the prepared active material are added, so the trend of slag aggregation can be weakened or even eliminated, and the milling efficiency of the slag is improved; and secondary ball milling is performed through a horizontal ball mill, and under the action of surface activity of a milling auxiliary agent, the surface charges of the slag are affected, and theeffect of dispersing fine particles is achieved, so the specific surface area of the whole powder is improved. The high-activity slag micro powder obtained by using the preparation method provided bythe invention is applied to production of concrete and cement products, so the usage amount of cement can be reduced; the cost of production is reduced; and the durability of concrete is improved.

The invention discloses a making method of preserved black jerusalem artichoke, and belongs to the technical field of food processing. The problems that in the existing preserved jerusalem artichoke production technology, preserved jerusalem artichoke is not suitable for glycosuria patients due to the fact that saccharose is exogenously added, and food safety is potentially affected due to the fact that sodium hydrogen sulfite and other food additives are added are solved. The processing technological process comprises the following steps of raw material freezing, sorting and cleaning, processing through zymogen, sealing, fermentation, drying, packaging, finished product forming and cold storage. Compared with raw jerusalem artichoke, in the preserved black jerusalem artichoke, the certain synanthrin content is reserved, the content of reducing sugar and polyphenols is obviously increased, a large number of melanoidins are produced, the product reserves the functions of regulating blood sugar in two ways, lowering blood fat, proliferating bifidobacteria, promoting mineral substance absorption, preventing and treating constipation, improving intestinal tract microenvironment, enhancing immunity, resisting cancer and preventing obesity of the synanthrin in the raw jerusalem artichoke to the certain degree, and the preserved black jerusalem artichoke has the stronger antioxidant function due to the fact that the content of the polyphenols and melanoidins is obviously increased.

The invention discloses a steel slag grinding aid, comprising the following ingredients: 15-16 weight portions of tap water, 16.4-15.4 weight portions of urea, 0.4-0.6 weight portions of sodium hydroxide, 2-4 weight portions of glycol, 28-20 weight portions of 20% polycarboxylic acid, 20-22 weight portions of triethanolamine, and 20-22 weight portions of glycerin. The steel slag grinding aid is prepared by mixing the raw material according to the order, uniformly stirring, wherein, the ambient temperature of the mixing process is no lower than 20 DEG C, and the system temperature of the raw material solution in the mixing process is controlled to 40 DEG C. The preparation method is simple, and the steel slag grinding aid has excellent aid-grinding effect with small dosage and can well activate the activity of the steel slag powder because of no chloride ion included. According to the invention, the yield of the steel slag powder is increased by more than 30 %, and the quality of the steel slag powder meets the national quality standard, thus the steel slag grinding aid is an auxiliary agent with advantages of high efficiency and environmental protection.

The invention discloses an environmentally-friendly machine spray mortar in the technical field of building material, its production method and its use method. The formula of the environmentally-friendly machine spray mortar is that the mortar comprises 0-20% of cement, 6-40% of two-component regenerated micropowder, 0-34.5% of regenerated fine aggregates, 0-50% of natural sand, 0-2.5% of thickening powder, 0-1% of a polypropylene fiber, 0-1% of an additive, 0-60% of desulfurized gypsum, 0-38% of micro-expansion beads, and the balance water. The mortar of the invention has the advantages of low cost, quality guarantee, realization of high added value utilization of building garbage, promotion of the circular economy development of the building industry, and tax preference enjoyment.

The invention relates to the field of building materials, in particular to a method for preparing a building cementing material from electrolytic manganese metal leaching residues. According to the method, the electrolytic manganese metal leaching residues are treated by adopting concentrated sulfuric acid; sulfate slag and acid-leached electrolytic manganese metal liquid are generated; by removing various metals from the acid-leached electrolytic manganese metal liquid, composite aluminum iron phosphate, copper-cobalt-nickel sulfide concentrate, manganese carbonate concentrate and ammonia water are effectively recovered and mixed with the sulfate slag, the mixture is reacted with calcium hydroxide generated by reacting quick lime and water, and mixed with Portland cement to generate the cementing material; the activity of the electrolytic manganese slag is improved, and the gelling property of the electrolytic manganese slag can be fully excited; the prepared building cementing material can be prepared into cement masonry mortar, plastering mortar, dry-mixed mortar, exterior wall plastering mortar, baking-free bricks and the like, the mixing amount of cement in the cementing material is reduced, the setting time of the cementing material can be adjusted, the strength is high, the cementing material is healthy and environmentally friendly, the cost is reduced, and the economicbenefits of enterprises are improved.

The invention discloses a method for producing a water-permeable ceramic brick, and belongs to the technical field of building materials. Quicklime reacts with water to form calcium hydroxide, and thecalcium hydroxide reacts with sulfates in manganese slag to form dihydrate gypsum, and the gypsum has a good gel property, and can agglomerate particulate matters in the water-permeable ceramic bricktogether to make the water-permeable ceramic brick have a high strength; ceramsite is produced from dehydrated sludge, kaolin and calcite, the ceramsite is mixed into cement to form the water-permeable ceramic brick, the cement in the produced water-permeable ceramic brick is covered with ceramsite particles, and the ceramsite is a material containing a large number of pores inside and improves the strength and the service life of the water-permeable ceramic brick; the manganese ore residue acid additive in the ceramsite makes the stalactites react backward during long-term water shortage tobecome calcium oxide, and polypropylene fibers can improve the crack resistance and the toughness of the water-permeable ceramic brick, so the strength and the water permeability of the water-permeable ceramic brick are improved doubly, and the water-permeable ceramic brick has a broad application prospect.