CN113443938A - High-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops and preparation method thereof - Google Patents
High-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops and preparation method thereof Download PDFInfo
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- CN113443938A CN113443938A CN202110857363.7A CN202110857363A CN113443938A CN 113443938 A CN113443938 A CN 113443938A CN 202110857363 A CN202110857363 A CN 202110857363A CN 113443938 A CN113443938 A CN 113443938A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
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Abstract
The invention discloses a high-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops, which comprises 0.1-1 part of boric acid, 0.1-1 part of copper sulfate, 0.5-2 parts of potassium hydroxide solution, 1-2 parts of potassium tripolyphosphate solution, 0.5-1.5 parts of composite sugar alcohol, 1-3 parts of polyphosphoric acid and 1-3 parts of water. The product of the invention is in a transparent clear liquid form, has rich nutrition, does not need to wait for dissolution in the dilution process, and can be sprayed in time after being uniformly stirred. The invention additionally uses polyphosphoric acid, so that the product can be compounded with calcium, magnesium, other medicines and the like for use.
Description
Technical Field
The invention relates to the technical field of liquid fertilizers, in particular to a high-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops and a preparation method thereof.
Background
At present, labor cost is high due to the fact that labor force is increasingly lacking; in large-area crop gardens such as rice, wheat, tea gardens, sugarcane gardens and the like, a great amount of unmanned aerial vehicle flying prevention operation is used.
However, the traditional solid product has single nutrition, slow dissolving speed and low efficiency; difficult to dissolve in high concentration, and the dosage can not meet the nutritional requirement. High-concentration phosphorus-potassium liquid fertilizer is lack, and multi-nutrient combination is rare. The large area plantation should be matched with corresponding nutrition products when using unmanned aerial vehicle to fly to prevent operation.
Therefore, providing a high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is a technical problem which needs to be solved urgently by the technical personnel in the field.
Disclosure of Invention
In view of the above, the invention provides a high-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops comprises the following raw materials in parts by weight: 0.1-1 part of boric acid, 0.1-1 part of copper sulfate, 0.5-2 parts of potassium hydroxide solution, 1-2 parts of potassium tripolyphosphate solution, 0.5-1.5 parts of composite sugar alcohol, 1-3 parts of polyphosphoric acid and 1-3 parts of water.
The preferable high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops comprises the following raw materials in parts by weight: 0.4 part of boric acid, 0.1 part of copper sulfate, 1.5 parts of potassium hydroxide, 2 parts of potassium tripolyphosphate, 1 part of complex sugar alcohol, 2 parts of polyphosphoric acid and 3 parts of water.
Further, the composite sugar alcohol consists of mannitol, sorbitol and glycerol, and the mass ratio of the mannitol to the sorbitol is 20:75: 5.
Further, the mass concentration of the potassium hydroxide is 50%, and the mass concentration of the potassium tripolyphosphate is 50%.
Further, the content of the polyphosphoric acid is 115% in terms of phosphoric acid.
The invention also provides a preparation method of the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops, which comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, and continuing stirring for 20min to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Further, the stirring speed in the step (3) is 900 r/min.
Furthermore, in the step (4), a large amount of heat is released in the stirring and dissolving process of the polyphosphoric acid, a large amount of water vapor is released, and the released water vapor is recovered by a reaction kettle cooling and recovering device.
The invention has the beneficial effects that: according to the method provided by the invention, one part of phosphorus (P) can be obtained2O5) The content of potassium reaches 480g/L, potassium (K)2O) content is over 440g/L, pH is neutral (approximately equal to 7), and the high-concentration liquid phosphorus-potassium fertilizer contains comprehensive nutrients such as boron, copper, organic sugar alcohol and the like.
The product of the invention is in a transparent clear liquid form, has rich nutrition, does not need to wait for dissolution in the dilution process, and can be sprayed in time after being uniformly stirred. The invention additionally uses polyphosphoric acid, so that the product can be compounded with calcium, magnesium, other medicines and the like for use.
Drawings
FIG. 1 is a graph showing the effect of rice using the high-concentration liquid P-K-B-Cu fertilizer of example 5 of the present invention compared with the conventional solid P-K fertilizer;
FIG. 2 is a graph comparing the effect of peanut using the high-concentration liquid P-K-B-Cu fertilizer of example 5 of the present invention with that of the conventional solid P-K fertilizer;
FIG. 3 is a graph comparing the effect of potatoes using the high concentration liquid P-K-B-Cu fertilizer of example 5 of the present invention with conventional solid P-K fertilizer;
FIG. 4 is a graph comparing the effect of corn using the high concentration liquid P-K-B-Cu fertilizer of example 5 of the present invention with the conventional solid P-K fertilizer;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment of the invention, the composite sugar alcohol consists of mannitol, sorbitol and glycerol, and the mass ratio of the mannitol to the sorbitol is 20:75: 5.
The mass concentration of the potassium hydroxide is 50 percent, and the mass concentration of the potassium tripolyphosphate is 50 percent.
The content of polyphosphoric acid was 115% in terms of phosphoric acid.
Example 1
High-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops
(1) Weighing 0.1kg of boric acid, 1kg of copper sulfate, 2kg of potassium hydroxide solution, 1kg of potassium tripolyphosphate solution, 1.5kg of composite sugar alcohol, 1kg of polyphosphoric acid and 1kg of water;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring at the rotating speed of 900r/min in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, continuing stirring for 20min, releasing a large amount of heat in the stirring and dissolving process, releasing a large amount of water vapor, and recovering the released water vapor through a reaction kettle cooling and recovering device to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Example 2
High-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops
(1) Weighing 1kg of boric acid, 0.1kg of copper sulfate, 0.5kg of potassium hydroxide solution, 2kg of potassium tripolyphosphate solution, 0.5kg of composite sugar alcohol, 3kg of polyphosphoric acid and 3kg of water;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring at the rotating speed of 900r/min in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, continuing stirring for 20min, releasing a large amount of heat in the stirring and dissolving process, releasing a large amount of water vapor, and recovering the released water vapor through a reaction kettle cooling and recovering device to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Example 3
High-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops
(1) Weighing 0.5kg of boric acid, 0.5kg of copper sulfate, 0.8kg of potassium hydroxide solution, 1.5kg of potassium tripolyphosphate solution, 1.2kg of composite sugar alcohol, 2kg of polyphosphoric acid and 2kg of water;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring at the rotating speed of 900r/min in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, continuing stirring for 20min, releasing a large amount of heat in the stirring and dissolving process, releasing a large amount of water vapor, and recovering the released water vapor through a reaction kettle cooling and recovering device to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Example 4
High-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops
(1) Weighing 0.8kg of boric acid, 0.4kg of copper sulfate, 1.4kg of potassium hydroxide solution, 1.8kg of potassium tripolyphosphate solution, 1kg of composite sugar alcohol, 2.5kg of polyphosphoric acid and 1.5kg of water;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring at the rotating speed of 900r/min in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, continuing stirring for 20min, releasing a large amount of heat in the stirring and dissolving process, releasing a large amount of water vapor, and recovering the released water vapor through a reaction kettle cooling and recovering device to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Example 5
High-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops
(1) Weighing 0.4kg of boric acid, 0.1kg of copper sulfate, 1.5kg of potassium hydroxide, 2kg of potassium tripolyphosphate, 1kg of compound sugar alcohol, 2kg of polyphosphoric acid and 3kg of water;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring at the rotating speed of 900r/min in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, continuing stirring for 20min, releasing a large amount of heat in the stirring and dissolving process, releasing a large amount of water vapor, and recovering the released water vapor through a reaction kettle cooling and recovering device to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is characterized by comprising the following raw materials in parts by weight: 0.1-1 part of boric acid, 0.1-1 part of copper sulfate, 0.5-2 parts of potassium hydroxide solution, 1-2 parts of potassium tripolyphosphate solution, 0.5-1.5 parts of composite sugar alcohol, 1-3 parts of polyphosphoric acid and 1-3 parts of water.
2. The high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is characterized by comprising the following raw materials in parts by weight: 0.4 part of boric acid, 0.1 part of copper sulfate, 1.5 parts of potassium hydroxide, 2 parts of potassium tripolyphosphate, 1 part of complex sugar alcohol, 2 parts of polyphosphoric acid and 3 parts of water.
3. The high-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for the flying prevention crops is characterized in that the composite sugar alcohol consists of mannitol, sorbitol and glycerol, and the mass ratio of the mannitol to the sorbitol is 20:75: 5.
4. The high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is characterized in that the mass concentration of potassium hydroxide is 50% and the mass concentration of potassium tripolyphosphate is 50%.
5. The high-concentration liquid fertilizer containing phosphorus, potassium, boron and copper suitable for the flying prevention crops as claimed in claim 2, wherein the content of the polyphosphoric acid is 115% by weight calculated on phosphoric acid.
6. A preparation method of a high-concentration phosphorus potassium boron copper liquid fertilizer suitable for flying prevention crops is characterized by comprising the following steps:
(1) weighing the raw materials according to the parts by weight of any one of claims 1 to 5;
(2) adding water, boric acid and copper sulfate into a reaction kettle, and after the boric acid and the copper sulfate are completely dissolved, keeping the mixture for later use;
(3) sequentially adding sodium hydroxide, potassium tripolyphosphate and compound sugar alcohol into a reaction kettle, continuously stirring in the adding process, and stirring until the sodium hydroxide, the potassium tripolyphosphate and the compound sugar alcohol are completely dissolved;
(4) and adding polyphosphoric acid into the reaction kettle, stirring uniformly until the polyphosphoric acid is completely dissolved, and continuing stirring for 20min to obtain the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops.
7. The method for preparing the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is characterized in that the stirring speed in the step (3) is 900 r/min.
8. The method for preparing the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops is characterized in that the stirring speed in the step (4) is 900 r/min.
9. The preparation method of the high-concentration phosphorus potassium boron copper liquid fertilizer suitable for the flying prevention crops as claimed in claim 6, wherein in the step (4), a large amount of heat is released in the stirring and dissolving process of the polyphosphoric acid, a large amount of water vapor is released, and the released water vapor is recovered by a cooling and recovering device of the reaction kettle.
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| CN202110857363.7A CN113443938A (en) | 2021-07-28 | 2021-07-28 | High-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops and preparation method thereof |
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| CN202110857363.7A CN113443938A (en) | 2021-07-28 | 2021-07-28 | High-concentration phosphorus-potassium-boron-copper liquid fertilizer suitable for flying prevention crops and preparation method thereof |
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| CN1320587A (en) * | 2001-05-22 | 2001-11-07 | 山东省农业科学院土壤肥料研究所 | High-concentration multi-element liquid fertilizer and its preparing process |
| CN103145456A (en) * | 2013-03-12 | 2013-06-12 | 河北省林业科学研究院 | Agricultural composition for foliage spraying |
| CN103588564A (en) * | 2013-11-07 | 2014-02-19 | 华南农业大学 | Sugar alcohol calcium magnesium zinc boron compound liquid fertilizer and preparation method and applications thereof |
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| CN106883057A (en) * | 2017-04-28 | 2017-06-23 | 四川安达农森科技股份有限公司 | A kind of swollen soil promotees seedling liquid fertilizer |
| CN108658675A (en) * | 2018-07-06 | 2018-10-16 | 南宁汉和生物科技股份有限公司 | A kind of high-content sugar alcohol calcium boron clear liquid fertilizer and preparation method thereof |
| CN113767931A (en) * | 2021-09-09 | 2021-12-10 | 广西太美生物科技股份有限公司 | Plant immunizing agent containing phosphorous acid and copper ions and preparation method thereof |
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2021
- 2021-07-28 CN CN202110857363.7A patent/CN113443938A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320587A (en) * | 2001-05-22 | 2001-11-07 | 山东省农业科学院土壤肥料研究所 | High-concentration multi-element liquid fertilizer and its preparing process |
| CN103145456A (en) * | 2013-03-12 | 2013-06-12 | 河北省林业科学研究院 | Agricultural composition for foliage spraying |
| CN103588564A (en) * | 2013-11-07 | 2014-02-19 | 华南农业大学 | Sugar alcohol calcium magnesium zinc boron compound liquid fertilizer and preparation method and applications thereof |
| CN106380323A (en) * | 2016-09-23 | 2017-02-08 | 山东省农业科学院农业资源与环境研究所 | Disease-resistant macroelement liquid water-soluble fertilizer and preparation method thereof |
| CN106883057A (en) * | 2017-04-28 | 2017-06-23 | 四川安达农森科技股份有限公司 | A kind of swollen soil promotees seedling liquid fertilizer |
| CN108658675A (en) * | 2018-07-06 | 2018-10-16 | 南宁汉和生物科技股份有限公司 | A kind of high-content sugar alcohol calcium boron clear liquid fertilizer and preparation method thereof |
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