14 results about "Potassium nitrate" patented technology

The invention discloses a romaine lettuce soilless culture nutrient liquid. The romaine lettuce soilless culture nutrient liquid consists of the following components in parts by mass: 250-350 parts of rice washing water, 2-5 parts of urea, 1-5 parts of calcium nitrate, 1-5 parts of potassium nitrate, 1-3 parts of monopotassium phosphate, 1-6 parts of potassium sulfate, 0.5-2 parts of magnesium sulfate, 0.1-0.5 part of chelated iron, 0.2-2 parts of borax, 1-5 parts of sodium molybdate, 2-8 parts of elecampane, 1-5 parts of poria cocos and 1-3 parts of alum. The rice washing water used by the romaine lettuce soilless culture nutrient liquid is rich in nitrogen, phosphor, potassium and various trace elements needed for the growth of romaine lettuce; the elecampane and the poria cocos can be added to promote the romaine lettuce to evenly and comprehensively absorb trace elements, and to promote the growth and the root system development of the romaine lettuce, so that the plant resistance is strengthened, the occurrence of physiological diseases is prevented; the nutrition of the romaine lettuce soilless culture nutrient liquid well exceeds nutrients which can be provided by the soil, and thus, the romaine lettuce soilless culture nutrient liquid is relatively beneficial to the growth of the romaine lettuce; and the grown romaine lettuce is completely filled, crisp and tasty in fruit, bright-colored in lettuce leaf and good in quality.

The invention provides soil ecological system restoring organic fertilizer which is high in content of nutrients available for crops and reasonable in nutrition collocation, is thoroughly decomposed, has a small number of foreign microbes and is high in organic matter content. The soil ecological system restoring organic fertilizer comprises organic raw materials, microbial agents and NPK, wherein the organic raw materials comprise cake fertilizer, green manure, plant protein and biochemical humic acid; the microbial agents comprise nine microbial bacteria such as nitrogen-fixing bacteria, phosphorus-solubilizing bacteria, potassium-releasing bacteria, actinomycetes, saccharomycetes, lactic acid bacteria, photosynthetic bacteria, paenibacillus polymyxa and bacillus subtilis; the NPK accounts for 5-25% of the total fertilizer; the NPK comprises ammonium sulfate, ammonium chloride, ammonium nitrate phosphate, ammonium phosphate, potassium sulfate, potassium chloride, potassium nitrate, magnesium sulfate, zinc sulfate and borax; the organic raw materials are taken as the balance of the fertilizer.

The invention relates to a humic acid-containing complete-element water soluble fertilizer. The fertilizer contains potassium humate, potassium fulvate, mannitol, potassium nitrate, potassium dihydrogen phosphate, ammonium biphosphate, urea, N-butyl thiophosphoric triamide, magnesium sulfate monohydrate, boric acid, EDTA chelated manganese, EDTA chelated iron, EDTA chelated copper, EDTA chelated zinc and sodium molybdate. The fertilizer provided by the invention has the advantages of complete nutrition, reasonable proportioning and synergism of all components, good crop growth promotion effect, and good water solubility, can be applied to crops while the crops are irrigated, especially has good effects on economic crops and field crops in dry lands, and is in favor of realizing water saving irrigation.

The invention relates to a decorative and thermal insulation integrated novel lightweight walling material made from polishing brick waste. The novel lightweight walling material is characterized by being composed of colored glass and a polishing brick waste foamed material, wherein the colored glass is composed of 25-45% of potassium feldspar, 20-40% of quartz, 5-25% of calcite, 4-8% of borax, 2-8% of barium carbonate, 2-8% of zirconium silicate, 2-6% of potassium nitrate and 0-10% of ceramic toner; the polishing brick waste foamed material is composed of 85-100% of polishing brick waste and0-15% of coal gangue; the ceramic toner is one or more then one of cobalt black, malachite green, chromium-selenium red, praseodymium yellow and zirconium-vanadium blue; and the decorative and thermal insulation integrated novel lightweight walling material is prepared by drawing, material spreading and firing. According to the invention, by adding the ceramic toner, the decorative and thermal insulation integrated novel lightweight walling material can be prepared into high-grade internal and external wall finishing materials with various single colors, compound colors and landscape and character patterns; and the production cost is low, the environmental pollution is reduced, the decorative and thermal insulation integrated novel lightweight walling material is economical and environmentally friendly and the waste is recycled.

The invention discloses a dry powder extinguishing agent and a preparation method thereof. The dry powder extinguishing agent comprises the following materials in percentage by weight: 80% of B-Mg sludge, 6% of sodium bicarbonate, 8% of potassium nitrate, 1% of sulfamic acid and 5% of an anti-blushing agent. The preparation method of the dry powder extinguishing agent comprises the following steps: S1, smashing the raw material B-Mg sludge; S2, through metering, adding 80% of B-Mg sludge, 6% of sodium bicarbonate, 8% of potassium nitrate, 1% of sulfamic acid and 5% of an anti-blushing agent ina mixing silicification device for mixing silicification; S3, drying the material subjected to silicification; S4, sieving the dried material; and S5, packaging the sieved material and metering to obtain a finished product. According to the dry powder extinguishing agent and the preparation method thereof, B-Mg sludge generated during the production process of a borax factory is utilized, the resource is reasonably utilized, the molecular particle size of B-Mg sludge is smaller than 15 microns, and a plurality of holes are formed in the surface, so that the surface contact area is increased and the adsorption capacity is high.

A method for purifying potassium nitrate comprises the following steps: S1, washing raw materials sufficiently, separating solid and liquid to obtain filter cake and filtrate; S2, dissolving that filter cake to form a saturated solution, adding KOH solution into the saturated solution for sufficient reaction, filtering out the precipitate after the reaction, recrystallizing the solution, and finally washing and drying the crystals. The potassium nitrate purifying method of the invention has the advantages of simple production process, the purity of the potassium nitrate product obtained by theproduction reaches over 99.99%, meets the high-purity grade potassium nitrate standard (industrial potassium nitrate GB1918-2011), and meets the requirements of potassium nitrate products for opticalglass. In particular, the method for purifying potassium nitrate of the present invention can adopt agricultural grade potassium nitrate, industrial grade potassium nitrate and reinforced optical glass salt bath inactivated potassium nitrate as raw materials, thereby reducing the production cost.

The invention relates to an insecticide-fertilizer for an out-of-season fruit green radish and a preparation method thereof. The insecticide-fertilizer is a high-concentration clear solution water-soluble Insecticide-fertilizer prepared by mixing a macroelement water-soluble fertilizer and a biopesticide. The insecticide-fertilizer comprises the following active ingredients in parts by weight: 14.29 parts of ammonium polyphosphate, 8.93 parts of potassium nitrate, 4.29 parts of phosphoric acid, 22.14 parts of potassium tripolyphosphate, 0.29 parts of zinc sulphate monohydrate, 0.43 parts of boric acid, 4.2 parts of sorbitol, 2.5 parts of mannite, 2.4 parts of xylitol, 2.2 parts of glycerin, 5.26 parts of sulphur submicron powder, 1.21 parts of allicin, 0.18 parts of mandala dry powder, 3.68 parts of plantain herb, 1.53 parts of pepper and 100 parts of softened water. The insecticide-fertilizer can be used for effectively promoting the expansion of a radish fleshy root and inhibiting the plant diseases and insect pests; particularly the prevention effective rate for the soft rot is 100% and the pesticide residue is zreo.

The invention belongs to the technical field of hydroponic planting, and particularly relates to a hydroponic planting nutrient solution suitable for a balcony and a preparation method and an application of the hydroponic planting nutrient solution. The hydroponic planting nutrient solution comprises a solution A and a solution B, wherein the solution A comprises calcium nitrate tetrahydrate, potassium nitrate, EDTA, EDDHA and water; and the solution B comprises potassium nitrate, magnesium nitrate, potassium sulfate, potassium dihydrogen phosphate, ammonium dihydrogen phosphate, manganese sulfate tetrahydrate, zinc sulfate heptahydrate, copper sulfate pentahydrate, boric acid, ammonium molybdate tetrahydrate and water. According to the nutrient solution, the pH value of the nutrient solution can be stabilized between 5.5 and 6.5 in the hydroponic planting process under the condition that the element content and the proportional relation in all the nutrient solutions are maintained, and the nutrient solution is suitable for growth and development of crops. According to the nutrient solution, the pH value does not need to be intervened through acid liquor and alkali liquor, the workload of planting personnel is relieved, and the problem that the acid liquor and the alkali liquor stored at home are not safe is solved.

The invention discloses a preparation method of antibacterial high-strength glass, which comprises the following steps: (1) cleaning a glass substrate, and then putting the glass substrate into a drying oven for drying; (2) heating and melting potassium nitrate to prepare potassium nitrate molten salt; (3) preheating the glass substrate and then rapidly and completely immersing the glass substrate into the potassium nitrate fused salt for ion exchange; (4) taking out the glass substrate after the exchange is completed, cooling, and then cleaning and drying; (5) mixing potassium nitrate and silver nitrate, heating and melting to prepare mixed molten salt; (6) preheating the glass prepared in the step (4), and rapidly and completely immersing the glass into the mixed molten salt for ion exchange; and (7) taking out the glass prepared in the step (6), cooling, cleaning, and drying in a drying furnace to obtain a finished product. The antibacterial high-strength glass prepared by adopting an ion exchange technology is simple in process and relatively low in cost, large-scale production can be realized, and the produced glass is high in strength, good in antibacterial property and good in light transmittance.

The invention discloses a special chemical fertilizer for lemon and a preparation method thereof. The chemical fertilizer is composed of the following components in parts by mass: 24-26 parts of miscellaneous manure, 20-22 parts of ammonium sulfate, 15-17 parts of calcium magnesia phosphate fertilizer, 12-14 parts of white lime, 7-9 parts of potassium nitrate, 3-5 parts of photosynthetic bacteria fertilizer, 6-8 parts of Eichhornia crassipes green manure, 9-11 parts of mung bean green manure, 5-7 parts of rape seed cake, 4-6 parts of stable manure, 2-4 parts of manioc waste, 1-3 parts of sulfur powder, 3-5 parts of boric fertilizer and 50-70 parts of water. The special chemical fertilizer for lemon has abundant nutrient substances, and helps the lemon to promote fruit bud formation and have high blooming and pod setting ratio and intumescent fruit; and the sulfur powder in the formula obviously enhances the disease and pest resistance of the lemon and improves the product quality.

The invention provides a magnetic modified acrylonitrile-butadiene-styrol copolymer and relates to the field of high polymer material technology. The magnetic modified acrylonitrile-butadiene-styrol copolymer is composed of 110-125 parts of acrylonitrile-butadiene-styrol copolymer, 18-25 parts of bromoindene, 15-24 parts of silver chloride, 8-16 parts of silver nitrate, 23-29 parts of potassium nitrate, 21-28 parts of N-isopropylmaleimide, 32-42 parts of sodium hydroxide, 19-28 parts of ferrous sulfate, 12-24 parts of sodium dehydroacetate, 30-39 parts of ferroferric oxide magnetic-particles, 5-9 parts of iron oxide brown, 16-21 parts of filter aid, 17-25 parts of adhesive, 12-20 parts of bactericide and 30-42 parts of filler. The magnetic modified acrylonitrile-butadiene-styrol copolymer has the advantage that the acrylonitrile-butadiene-styrol copolymer has magnetism by adding the magnetic material into the composition formula.