CN101186532A - Extraction for silicon-containing fertilizer from paper-making waste water using straw as raw material, producing technique and use thereof - Google Patents
Extraction for silicon-containing fertilizer from paper-making waste water using straw as raw material, producing technique and use thereof Download PDFInfo
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Abstract
The invention relates to the technical field of a fertilizer, in particular to a silicon fertilizer and the production technique and application thereof. The invention aims at utilizing straw as paper making raw materials to extract elements of silicon, humic acid, fulvic acid, cellulose, carbon, calcium, potassium, boron, magnesium, etc., which are beneficial to crops from waste liquid generated in paper making, and main active ingredients of extractive are utilized, a plurality of accessory ingredients are added, thereby generating a soluble fertilizer with high quality. The fertilizer parts by weight are that: 0.5 to 4 portions of soluble silicon, 0.8 to 6 portions of humic acid, 0.5 to 5 portions of fulvic acid, 0.5 to 4 portions of cellulose, 0.3 to 20 portions of phosphorus, potassium, calcium, boron and magnesium, 0.6 to 3 portions of surface active agent, 0.5 to 2 portions of synergistic agent, 1 to 3 portions of filmerformer, 2 portions of settling agent, 50 to 95 portions of pulverized fuel ash. The invention has the advantages that: raw material cost is not required by utilizing waste liquid of straw paper making as the raw materials; resources are saved, and produced fertilizer comprises a high content of silicon; the fertilizer can be completely absorbed by the crops, pertaining to an environment friendly fertilizer, which brings no secondary pollution to soil. The invention can be widely applied to paddy rice and other gramineous crops, oil crops, cash crops, fruits, sugar cane and grapes, and is endowed with a huge market potential.
Description
Technical field
The present invention relates to a kind of technical field of fertilizer, relate in particular to a kind of siliceous fertilizer and production technique thereof and purposes.
Background technology
Siliceous fertilizer is increasing as necessary its consumption of nutritive element of farm crop.Select that to point out through nine provinces such as Henan, Shandong happiness silicon crop and scarce tripoli earth to be used siliceous fertilizer crop yield amplitude both at home and abroad in the rural area practical technique application of paddy rice siliceous fertilizer " general introduction " literary composition obvious: paddy rice 10%-20%, wheat 10%-15%, peanut 15%-35%, soybean 10%-20%, sugarcane 10%-25%, vegetables 10%-20% improve the quality of products simultaneously.Siliceous fertilizer can also play prophylaxis effect, drops into 16-20 unit only quite and the 10%-20% of other fertilizer price as every mu of the rice blast of paddy rice, leaf spot, stem rot, rust etc., and input-output ratio reaches 1: 5-10.China's level of agricultural production is not high, and crop yield is lower, and the peasant has the custom of using the fertilizer that contains the silicon nutrient again, so crop is just much of that with absorbing in the soil.Fertilizer application amount constantly increases in recent years, and the farm manure consumption is fewer and feweri, make soil lack silicon contradiction, become increasingly conspicuous, nearly 500,000,000 mu of China's paddy rice cultivated area, if be 50% and execute silicon volume increase 10% and calculate and just can increase production nearly 1,000,000 tons of paddy by scarces silicon area, if need by mending silicon, only paddy rice every year need siliceous fertilizer 3000-4000 ten thousand tons.Therefore the siliceous fertilizer market potential is huge.
Its raw material of existing market particle siliceous fertilizer mainly is Steel Plant's slag, fly ash in electric power plant.Although available silicon content is higher, water-soluble dioxide-containing silica is low, be difficult for directly being absorbed by plant, and facility investment is bigger in the production process, weak points such as processing temperature height, complex manufacturing, production cost height, power consumption are big, price height.
The method of using black liquid to produce siliceous fertilizer is also arranged at present, black liquid is said waste liquid, as the patent No. 90105832.7, patent name is to utilize the waste liquid in the spent pickle liquor of steel mill, Water Quenching Slag, zinc-plated waste liquid and paper mill to be stablizer for the patent of " method for making silicon fertilizer ".And the patent No. is 88104650.7, and the patent that name is called " production method of high effective silica fertilizer " is to utilize to produce in pre-treatment liquid pig iron process and have a higher soluble silica content slag siliceous fertilizer.Above product contains water-soluble silicon-dioxide only about 1%-1.6%, and it is lower to contain water-soluble silicon amount, and does not all wait between 800 yuan of-1300 yuan of/ton prices the sale price of market.
Have that " the quick-acting silicon of foliage fertilizer " have the Heilongjiang Province land-reclaimable Fuhua agrochemicals of red prosperity Products Co., Ltd on the market, its water-soluble dioxide-containing silica is only 1.5% again, and sale price is 2.4 ten thousand/ton, and is on the high side, is difficult to general promotion and application.
Summary of the invention
The present invention is directed to the technical problem that prior art exists, provide a kind of straw that utilizes to be body material for raw material carries out the waste liquid that papermaking produced, that is produced contains silicon fertilizer and production technique and purposes, and this fertilizer has the silicon content height, the distinguishing feature that price is low.
The objective of the invention is to utilize with the straw that to be that paper making raw material carries out extracting in waste liquid that papermaking produces or the black liquor siliceous, humic acids, xanthohumic acid, Mierocrystalline cellulose, carbon, calcium, potassium, boron, magnesium etc. are multiple to the farm crop beneficial element, and utilize the main effective constituent of extract, add multiple auxiliary agent, produce the fertilizer series product that solubility and crop can absorb fully, as the readily available water dissolubility siliceous fertilizer of aqua, the instant water-soluble siliceous fertilizer of pulvis, also can dash fertilising and fertilizer such as topdress according to produce different of crop needs with content.
The present invention is achieved through the following technical solutions:
Utilize straw to be the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that it is to constitute according to the following number of weight ratio:
Soluble silicon 0.5-4;
Humic acids 0.8-6;
Xanthohumic acid 0.5-5;
Mierocrystalline cellulose 0.5-4;
Phosphorus, potassium, calcium, boron, magnesium 0.3-20;
Tensio-active agent 0.6-3;
Synergistic agent 0.5-2;
Membrane-forming agent 1-3;
Sinking agent 2;
Flyash 50-95.
Described tensio-active agent comprises thiophene ketone, WQP-14, surfactant A BS, milky white clever A, trolamine, peregal, emulsifying agent; Described synergistic agent comprises that compound nitrophenol is received, DA-6, triacontanol price quote; Described membrane-forming agent comprises chitin, polyvinyl alcohol, methyl fiber.
Described flyash can use lime carbonate, wilkinite, silicon bath soil or peat to replace, and produces pulvis, granule or paste-form fertilizer; Described flyash can also replace by water, produces aqua fertilizer.
The described straw that utilizes is the raw material extraction for silicon-containing fertilizer from paper-making waste, and it comprises:
Soluble silicon 4;
Humic acids 4.5;
Xanthohumic acid 3.5;
Mierocrystalline cellulose 3;
Phosphorus, potassium, calcium, boron, magnesium 5;
Thiophene ketone 2;
Methylcellulose gum 2;
Compound nitrophenol copper 1;
Flyash 75.
The described straw that utilizes is the raw material extraction for silicon-containing fertilizer from paper-making waste, and it comprises:
Soluble silicon 2;
Humic acids 3;
Xanthohumic acid 2;
Mierocrystalline cellulose 2;
Phosphorus, potassium, calcium, boron, magnesium 4;
Trolamine 2;
DA-6 0.8；
Chitin 1;
Sinking agent 2;
Water 81.
The described straw that utilizes for the production technique of raw material extraction for silicon-containing fertilizer from paper-making waste is:
Getting earlier with the straw is the waste liquid that raw material papermaking is produced, and precipitates then, filters, and metering adds in the reactor, heat to 50 ℃-70 ℃, and the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration, control dehydration 50%-80% is the dehydration terminal point; Stop vacuum pump, open baiting valve, emit dehydrated material while hot, again material is put into drying plant after the cooling and carried out drying, be dried to moisture 2% and get final product; After treating the material cooling, add auxiliary agent, add phosphoric acid, transfer pH value, add in the disintegrating apparatus after mixing and pulverize, be crushed to the 200-350 order, promptly to 8-8.5.
Described phosphoric acid can replace with sulfuric acid.
Utilizing the purposes of straw for the raw material extraction for silicon-containing fertilizer from paper-making waste, is the application as the raw material of producing fertilizer of the waste liquid that will utilize straw to be produced for raw material papermaking.
The described purposes of utilizing straw for the raw material extraction for silicon-containing fertilizer from paper-making waste is to utilize straw to be applied on the crops such as paddy rice, gramineous crop, oil crops, cash crop, fruit, vegetables, sugarcane, grape for the raw material extraction for silicon-containing fertilizer from paper-making waste.
The ratio that accounts for because of the occurring in nature silicone content is very big, account for whole material about 28%, but it can not be as siliceous fertilizer by plant absorbing, and siliceous fertilizer must be soluble silica and solubility in citric acid, and plant could directly absorb or decompose post-absorption.
1, the present invention has overcome the above technical deficiency and the selection of raw material, and facility investment is few, and technology is simple, and is easy to operate, and it is low to consume energy, three-waste free discharge.
2, distinctive feature of the present invention is to extract to obtain more soluble silicon from plant.And in the middle of all plants, it is the highest having the straw silicon content only, so it is also the highest to utilize the present invention to extract the content of the soluble silica that the waste liquid of straw papermaking or black liquor extract for raw material.
3, this product main raw material is that papermaking wastewater need not raw materials cost.
4, be that country saves resource, turn waste into wealth.
5, product is solubility fully, and the silicon content height can be absorbed fully by crop, belongs to environment-friendly type fertilizer, can not cause secondary pollution to soil, and easy to use, consumption is few, reduces a large amount of trucking costs, belongs to the environment-friendly and energy-efficient product.
6, this end-use is extensive, can be used for gramineous crop, oil crops, cash crop, fruit, sugarcanes etc. such as paddy rice, and market potential is huge.
7, through Jilin Province's Baicheng City " central agricultural radio school Tao Bei branch school " with " the beautifully adorned grant in Jilin Province county plant protection unit is tested on paddy rice; adopt foliage fertilizer to spray in rice plant of tillering stage; the quick-acting silicon with the production of the land-reclaimable Fuhua agrochemicals of red prosperity products factory compare simultaneously; find that the blade sword-like leave angle of standing upright obviously dwindles 5 °-7 °; increase the crop photosynthesis area; blade is strong the sensation of scraping hand, and obviously is better than like product.
8, the present invention can be the papermaking enterprise sewage discharge and alleviates 70%-80% pressure.Black liquor that all papermaking produced or waste liquid go out the fertilizer that content height, plant can absorb fully by explained hereafter of the present invention, turn waste into wealth, and will bring huge social benefit and economic benefit for society and enterprise like this.
9, the present invention also can add extracting solution respectively auxiliary agent and produces foliage fertilizer, adds big or middle, trace element and produce paste and dash and apply fertilizer granulated: as base fertilizer, topdress, series product such as dressing of turnning green stage.High-quality environment-friendly type fertilizer product as serial high-content CL absorption such as silico-calcium, silicon potassium, silicon phosphorus potassium, calcium silicate fertilizer, silicon nitrogenous fertilizer.
The present invention compared with prior art has the silicon content height, the distinguishing feature that price is low.Because being to use, the present invention utilize straw to be body material for raw material carries out the waste liquid that papermaking produced, the silicon fertilizer of producing that contains that extracts, because contain elements such as a large amount of silicon, humic acids, calcium in the straw, process in the fertilizer of being produced soluble silicon content up to 0.4%-4% by production technique of the present invention again.Be environmental protection like this, utilized existing resource again, can save fund, and produce contain the siliceous fertilizer moderate cost, applied widely, be fit to extensive promotion and application, its social benefit and remarkable in economical benefits.
Embodiment
Embodiment 1:
Utilize straw to be the raw material extraction for silicon-containing fertilizer from paper-making waste, aqua, it is to constitute according to the following number of weight ratio, it comprises:
Soluble silicon 0.5;
Humic acids 0.8;
Xanthohumic acid 0.5;
Mierocrystalline cellulose 0.5;
Phosphorus, potassium, calcium, boron, magnesium 0.3;
Tensio-active agent--thiophene ketone 0.7;
Synergistic agent--compound nitrophenol receives 0.7;
Membrane-forming agent 1;
Water 95.
Its production technique is:
Getting earlier with the straw is the waste liquid that raw material papermaking is produced, and precipitates then, filters, and metering adds in the reactor, heat to 50 ℃, and the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration, control dehydration 60% is the dehydration terminal point; Extract and contain 0.5 ton of soluble silicon; 0.8 ton of humic acids; 0.5 ton of xanthohumic acid; 0.5 ton of Mierocrystalline cellulose; The extract that phosphorus, potassium, calcium, boron, magnesium are 0.3 ton; Stop vacuum pump, stop heating, open and draw the port lid adding by heavy portion rate adding auxiliary agent---0.6 ton of thiophene ketone; Synergistic agent--compound nitrophenol is received 0.5 ton, 1 ton of membrane-forming agent.Add phosphoric acid again, transfer pH value to 8, add 95 tons in water, stirred at normal temperatures 20 minutes, product.
Embodiment 2:
Utilize straw to be the raw material extraction for silicon-containing fertilizer from paper-making waste, pulvis, it is to constitute according to the following number of weight ratio, it comprises:
Soluble silicon 2;
Humic acids 4;
Xanthohumic acid 3
Mierocrystalline cellulose 3;
Phosphorus, potassium, calcium, boron, magnesium 10;
Tensio-active agent 1;
Synergistic agent 1;
Membrane-forming agent 2;
Flyash 74.
Its production technique is:
Getting earlier with the straw is the waste liquid that raw material papermaking is produced, and precipitates then, filters, and metering adds in the reactor, heat to 60 ℃, and the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration, control dehydration 75% is the dehydration terminal point; Stop vacuum pump, open baiting valve, emit dehydrated material while hot, again material is put into drying plant after the cooling and carried out drying, be dried to moisture 2% and get final product; Extract and contain 2 kilograms of soluble silicons; 4 kilograms of humic acidss; 3 kilograms of xanthohumic acids; 3 kilograms of Mierocrystalline celluloses; The extract that phosphorus, potassium, calcium, boron, magnesium are 10 kilograms; After treating the material cooling, add auxiliary agent--1 kilogram in tensio-active agent, 1 kilogram of membrane-forming agent in its thing amount total amount ratio; Add phosphoric acid again, transfer pH value to 8.5, mix in the back adding disintegrating apparatus and pulverize, surplus and deficiency partly by 74 of gross weight, adds 74 kilograms of flyash, is crushed to 300 orders, promptly.
Embodiment 3:
Utilize straw to be the raw material extraction for silicon-containing fertilizer from paper-making waste, pulvis, it is to constitute according to the following number of weight ratio, it comprises:
Soluble silicon 4;
Humic acids 6;
Xanthohumic acid 5;
Mierocrystalline cellulose 4;
Phosphorus, potassium, calcium, boron, magnesium 20;
Synergistic agent 2;
Membrane-forming agent 3;
Sinking agent 3;
Flyash 53.
Its production technique is:
Getting earlier with the straw is the waste liquid that raw material papermaking is produced, and precipitates then, filters, and metering adds in the reactor, heat to 70 ℃, and the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration, control dehydration 80% is the dehydration terminal point; Stop vacuum pump, open baiting valve, emit dehydrated material while hot, again material is put into drying plant after the cooling and carried out drying, be dried to moisture 2% and get final product; Extract and contain 4 kilograms of soluble silicons this moment; 6 kilograms of humic acidss; 5 kilograms of xanthohumic acids; 4 kilograms of Mierocrystalline celluloses; The extract that phosphorus, potassium, calcium, boron, magnesium are 20 kilograms; If the phosphorus that extracts, potassium, calcium, boron, magnesium do not reach 20 kilograms, also can add in addition, make it to reach desired amount; After treating the material cooling, add auxiliary agent---2 kilograms of synergistic agent in its thing amount total amount ratio; 3 kilograms of membrane-forming agents; 3 kilograms of sinking agents; Add phosphoric acid again, transfer pH value to 8.5, mix in the back adding disintegrating apparatus and pulverize, surplus and deficiency partly adds 53 kilograms in flyash, is crushed to 350 orders, promptly.
Embodiment 4:
Utilize straw to be raw material extraction for silicon-containing fertilizer from paper-making waste---quick-acting water-soluble silicons, aqua product, it is to constitute according to the following number of weight ratio, it comprises:
Soluble silicon 2;
Humic acids 3;
Xanthohumic acid 2;
Mierocrystalline cellulose 2;
Phosphorus, potassium, calcium, boron, magnesium 4;
Trolamine 2;
DA-6 0.8；
Chitin 1;
Sinking agent 2;
Water 81.2.
Tensio-active agent of the present invention, synergistic agent, membrane-forming agent, all on sale on the market.
Its production technique is as follows:
To utilize straw to precipitate, filter, measure earlier, add in the reactor, heat to 55 ℃ for raw material carries out the waste liquid that papermaking produced, the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration.Control dehydration 60% stops vacuum pump for the dehydration terminal point, and cooling; Extract and contain 2 tons of soluble silicons this moment; 3 tons of humic acidss; 2 tons of xanthohumic acids; 2 tons of Mierocrystalline celluloses; The extract that phosphorus, potassium, calcium, boron, magnesium are 4 tons; Add auxiliary agent again, 2 tons of trolamines; 0.8 ton of DA-6; 1 ton of chitin; 2 tons of sinking agents; Add phosphoric acid and transfer pH value to 8, add 81.2 tons in water.Stirred at normal temperatures and pressures 20 minutes, product.One ton of product of every production needs 2.5 tons of waste liquids.
Embodiment 5:
Utilize straw to be raw material extraction for silicon-containing fertilizer from paper-making waste---quick-acting water-soluble silicons, aqua product, it is to constitute according to the following number of weight ratio, and wherein water accounts for 50, and amount of water is 50 tons in the production process, and other is with embodiment 4.
Embodiment 6:
Utilize straw to be raw material extraction for silicon-containing fertilizer from paper-making waste---quick-acting water-soluble silicons, powder product.It is to constitute according to the following number of weight ratio, and it comprises:
Soluble silicon 4;
Humic acids 4.5;
Xanthohumic acid 3.5;
Mierocrystalline cellulose 3;
Phosphorus, potassium, calcium, boron, magnesium 5;
Thiophene ketone 2;
Methylcellulose gum 2;
Compound nitrophenol copper 1;
Lime carbonate 75.
Add tensio-active agent WQP-14% pulvis, chitin membrane-forming agent pulvis 1, synergistic agent 98, DA-60.6, compound nitrophenol again and receive 0.8, also need be as the spray of aircraft boat with sinking agent 2, all the other are weighting material with lime carbonate.
Foliage fertilizer pulvis operational process of craft:
To be the waste liquid precipitation that raw material papermaking is produced, filter that metering adds in the reactor earlier with the straw, heat that making vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration to 50 ℃ of temperature starting vacuum pumps.Control dehydration flat 75% is the dehydration terminal point, and stop vacuum this moment, opens baiting valve, emits dehydrated material while hot, and material being put into drying plant after the cooling carries out drying again, is dried to moisture 2% to get final product; Extract and contain 4 kilograms of soluble silicons this moment; 4.5 kilograms of humic acidss; 3.5 kilograms of xanthohumic acids; 3 kilograms of Mierocrystalline celluloses; The extract that phosphorus, potassium, calcium, boron, magnesium are 5 kilograms; After treating the material cooling, add auxiliary agent---2 kilograms of thiophene ketone; 2 kilograms of methylcellulose gum; 1 kilogram of compound nitrophenol copper adds 75 kilograms in lime carbonate again, adds the industrial phosphoric acid of pulvis, and transferring pH value is 8, mixes the back and adds in the disintegrating apparatus and pulverize, and is crushed to 300 orders, product.One ton of product of every production needs 4 tons of waste liquids.
Embodiment 7:
Utilize straw to be raw material extraction for silicon-containing fertilizer from paper-making waste---quick-acting water-soluble silicons, powder product.It is to constitute according to the following number of weight ratio: lime carbonate wherein accounts for 90 by the umber weight ratio, adds 90 kilograms lime carbonate during production, and other is with embodiment 6.
Described aborning tensio-active agent all can replace with like products such as thiophene ketone, WQP-14, surfactant A BS, milky white clever A, trolamine, peregal, emulsifying agents in the various embodiments described above of the present invention.Like products such as described synergistic agent can be received with compound nitrophenol, DA-6, triacontanol price quote replace.Described membrane-forming agent can replace with like products such as chitin, polyvinyl alcohol, methyl fibers.
In addition, described flyash can also use lime carbonate, wilkinite, silicon bath soil or peat to replace, and produces fertilizer such as pulvis, granule or paste.
In addition, described flyash water can also be replaced, can produce aqua fertilizer like this.
In addition, the present invention can also produce calcium silicate fertilizer as adding calcium; As add potassium magnesium, can also produce silicon potassic-magnesian fertilizer material; Can also add other can favorable multiple beneficial element to crop production, produces the siliceous fertilizer that contains this kind beneficial element, therefore, produces siliceous fertilizer so long as add the mode of beneficial element like this, all within protection domain of the present invention.
The present invention utilizes straw for extracting soluble silicon H4SiO4 and multiple beneficial element in the waste liquid that paper making raw material produced, by adding auxiliary agent and big or middle, trace element, produce the water-soluble foliage fertilizer of aqua and pulvis, paste dashes and applies fertilizer, particle fertilizer has base fertilizer, series product topdress.
The present invention produces required equipment and comprises: metering outfit, reactor, strainer, boiler, vacuum pump, container, drying and crushing equipment, mixing machine etc.
Foliage fertilizer aqua of the present invention utilizes the prescription of three different contents and the foliage fertilizer that sells in market to carry out controlled trial respectively at Jilin Province's Baicheng City, the result shows that product of the present invention can obviously increase light and the active area of crop, and the strong feel of scraping of blade is felt.
The siliceous fertilizer use range is wide, not only can increase output, improves crop quality, can also strengthen the resistivity of crop to disease and pest, reduces the harm of disease worm, particularly to rice blast, leaf spot, stem rot, bacterial leaf spot, wheat powdery mildew, rust.Crop forms silicified cell in vivo by after absorbing siliceous fertilizer, this cauline leaf surface detail cell wall thickening, and stratum corneum increases, thereby improves crop insect protected ability disease-resistant, resistant to lodging.
Usage and dosage: paddy rice, wheat, barley, jointing stage and boot stage 500 milliliters/hectares of foliage-sprays, convert water 300-450 kilogram, stir and can use; Amount of water was when other effect was used: the aqua amount of dilution is 500-800 times, and pulvis is that 700-1200 doubly measures, and stirs to use.
The scope of application: can be applicable to all and use, all can comprising paddy rice, gramineous crop, oil crops, cash crop, fruit, vegetables, sugarcane, grape etc.
Claims (9)
1. utilize straw to be the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that it is to constitute according to the following number of weight ratio, comprising:
Soluble silicon 0.5-4;
Humic acids 0.8-6;
Xanthohumic acid 0.5-5;
Mierocrystalline cellulose 0.5-4;
Phosphorus, potassium, calcium, boron, magnesium 0.3-20;
Tensio-active agent 0.6-3;
Synergistic agent 0.5-2;
Membrane-forming agent 1-3;
Sinking agent 2;
Flyash 50-95.
2. the straw of stating according to claim 1 that utilizes is the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that: described tensio-active agent comprises thiophene ketone, WQP-14, surfactant A BS, milky white clever A, trolamine, peregal, emulsifying agent; Described synergistic agent comprises that compound nitrophenol is received, DA-6, triacontanol price quote; Described membrane-forming agent comprises chitin, polyvinyl alcohol, methyl fiber.
3. the straw of stating according to claim 1 that utilizes is the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that: described flyash can use lime carbonate, wilkinite, silicon bath soil or peat to replace, and produces pulvis, granule or paste-form fertilizer; Described flyash can also replace by water, produces aqua fertilizer.
4. the straw that utilizes according to claim 1 is the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that it is to constitute according to the following number of weight ratio, comprising:
Soluble silicon 4;
Humic acids 4.5;
Xanthohumic acid 3.5;
Mierocrystalline cellulose 3;
Phosphorus, potassium, calcium, boron, magnesium 5;
Thiophene ketone 2;
Methylcellulose gum 2;
Compound nitrophenol copper 1;
Flyash 75.
5. the straw that utilizes according to claim 1 is the raw material extraction for silicon-containing fertilizer from paper-making waste, it is characterized in that it is to constitute according to the following number of weight ratio, comprising:
Soluble silicon 2;
Humic acids 3;
Xanthohumic acid 2;
Mierocrystalline cellulose 2;
Phosphorus, potassium, calcium, boron, magnesium 4;
Trolamine 2;
DA-6 0.8；
Chitin 1;
Sinking agent 2;
Water 81.
6. the straw that utilizes according to claim 1 for the production technique of raw material extraction for silicon-containing fertilizer from paper-making waste is:
Getting earlier with the straw is the waste liquid that raw material papermaking is produced, and precipitates then, filters, and metering adds in the reactor, heat to 50 ℃-70 ℃, and the starting vacuum pump, vacuum values is-1 normal atmosphere, carries out pair and presses distillation dehydration, control dehydration 50%-80% is the dehydration terminal point; Stop vacuum pump, open baiting valve, emit dehydrated material while hot, again material is put into drying plant after the cooling and carried out drying, be dried to moisture 2% and get final product; After treating the material cooling, add auxiliary agent, add phosphoric acid, transfer pH value, add in the disintegrating apparatus after mixing and pulverize, be crushed to the 200-350 order, promptly to 8-8.5.
7. the production technique of utilizing straw for the raw material extraction for silicon-containing fertilizer from paper-making waste according to claim 5 is characterized in that described phosphoric acid can replace with sulfuric acid.
8. utilize the purposes of straw for the raw material extraction for silicon-containing fertilizer from paper-making waste, the waste liquid that it is characterized in that utilizing straw to be produced for raw material papermaking is as the application of the raw material of producing fertilizer.
9. the purposes of utilizing straw for the raw material extraction for silicon-containing fertilizer from paper-making waste according to claim 8 is characterized in that and will utilize straw to be applied on the crops such as paddy rice, gramineous crop, oil crops, cash crop, fruit, vegetables, sugarcane, grape for the raw material extraction for silicon-containing fertilizer from paper-making waste.
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| CN111138227A (en) * | 2020-01-21 | 2020-05-12 | 广西大学 | Preparation method of strontium-rich liquid chemical fertilizer |
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