CN113170789B - Preparation of propyl dihydrojasmonate compounded with high-salinity solution and preparation method thereof - Google Patents
Preparation of propyl dihydrojasmonate compounded with high-salinity solution and preparation method thereof Download PDFInfo
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- CN113170789B CN113170789B CN202110456628.2A CN202110456628A CN113170789B CN 113170789 B CN113170789 B CN 113170789B CN 202110456628 A CN202110456628 A CN 202110456628A CN 113170789 B CN113170789 B CN 113170789B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing within the same carbon skeleton a carboxylic group or a thio analogue, or a derivative thereof, and a carbon atom having only two bonds to hetero atoms with at the most one bond to halogen, e.g. keto-carboxylic acids
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
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Abstract
The embodiment of the invention relates to the technical field of propyl dihydrojasmonate compounding, in particular to a propyl dihydrojasmonate dosage form compounded with a high-salinity solution and a preparation method thereof, wherein the dosage form comprises the following components in percentage by weight: 5% -20% of propyl dihydrojasmonate, 10% -50% of emulsifier and the balance of solvent. The embodiment of the invention has the beneficial effects that: the invention solves the problem of poor suitability of propyl dihydrojasmonate and high-salinity solution, can ensure that propyl dihydrojasmonate is fully mixed with the high-salinity solution under a certain proportion and can be stably stored for a long time under the environment condition without changing the properties, and the mixed high-salinity solution is clear and transparent and has no phenomena of precipitation, flocculation, oil slick and the like after being stored under multiple conditions.
Description
Technical Field
The invention relates to the technical field of propyl dihydrojasmonate compounding, in particular to a propyl dihydrojasmonate dosage form compounded with a high-salinity solution and a preparation method thereof.
Background
The propyl dihydrojasmonate is a product with great application value in stress resistance, disease prevention, yield increase, expansion and color change of crops, but the propyl dihydrojasmonate cannot be added and used in a large scale by most liquid fertilizer manufacturers due to the poor adaptability and severe compound environment requirements.
Disclosure of Invention
In order to solve the problems, the embodiment of the invention provides a propyl dihydrojasmonate dosage form compounded with a high-salinity solution, which comprises the following components in percentage by weight: 5% -20% of propyl dihydrojasmonate, 10% -50% of emulsifier and the balance of solvent.
Preferably, the emulsifier is at least one of sorbitan monopalmitate, sorbitan fatty acid ester, castor oil polyoxyethylene ether, polyoxyethylene dioleate, polyoxyethylene (20 EO) sorbitan monostearate, polyoxyethylene (20 EO) sorbitan monopalmitate, tetraethylene glycol monolaurate, triethanolamine oleate, sorbitan laurate, polyoxyethylene sorbitan monostearate, polyoxyethylene fatty alcohol, polyoxyethylene (20 EO) sorbitan monooleate, polyoxyethylene (20 EO) oleyl ether, polyoxyethylene sorbitan trioleate, polyoxyethylene (20 EO) sorbitan monolaurate, polyoxyethylene (4 EO) sorbitan monolaurate, polyoxyethylene cetyl ether, polyoxyethylene monostearate, alkyl glycoside (APG) series, phenethyl phenol polyoxyethylene ether, fatty acid polyoxyethylene ester, fatty alcohol polyoxyethylene ether, quaternary ammonium salt type emulsifier, quaternary ammonium salt series containing a hetero atom and a benzene ring or a heterocycle, and amine salt type surfactant.
Preferably, the emulsifier is 1-4 of sorbitan fatty acid ester, castor oil polyoxyethylene ether, sorbitan laurate, polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan trioleate, polyoxyethylene monolaurate, polyoxyethylene sorbitan monostearate, alkyl glycoside (APG) series, fatty alcohol polyoxyethylene ether, quaternary ammonium salt type emulsifier and ammonium salt type surfactant.
Preferably, the solvent is methanol, ethanol, water, glycerol, ethylene glycol, propylene glycol, acetone, glycerol, butanone, n-propanol, isopropanol, etc., preferably 1-3 of methanol, ethanol, ethylene glycol, n-propanol, isopropanol, etc.
Preferably, the preparation method of the propyl dihydrojasmonate dosage form compounded with the high-salinity solution comprises the following steps:
step one, mixing a proper amount of dihydrojasmonate, an emulsifier and a solvent to obtain a mixed solution I;
step two, fully stirring the mixed solution obtained in the step one within the temperature range of 20-100 ℃ to obtain mixed solution two;
and thirdly, standing the mixed solution II obtained in the step II in a room temperature environment, and cooling to room temperature to obtain a final dosage form capable of being compounded with the high-salinity solution.
The embodiment of the invention has the beneficial effects that:
the invention solves the problem of poor suitability of propyl dihydrojasmonate and high-salinity solution, can ensure that propyl dihydrojasmonate is fully mixed with the high-salinity solution under a certain proportion and can be stably stored for a long time under multiple environmental conditions without changing the properties, and the mixed high-salinity solution is clear and transparent and has no phenomena of precipitation, flocculation, oil slick and the like after being stored under multiple conditions.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The values, fractions or ratios referred to herein are, for example, unlabeled, all mass values, mass fractions or mass ratios.
Example 1
The special 5% propyl dihydrojasmonate formulation which can be stably compounded with a high-salinity solution and can be stably stored for a long time in multiple environments comprises the following components in percentage by weight: 5% of propyl dihydrojasmonate, 55% of an emulsifying agent and 40% of a solvent. Wherein the emulsifier is 5% of castor oil polyoxyethylene ether, 20% of polyoxyethylene (20 EO) sorbitan monooleate, 2% of polyoxyethylene (20 EO) sorbitan monolaurate, 28% of ammonium salt surfactant, and the solvent is 35% of ethanol and 5% of n-propanol.
Mixing propyl dihydrojasmonate, emulsifier and solvent completely, stirring at 20-100deg.C for 2-6 hr, standing at room temperature, and cooling to room temperature to obtain special dosage form of 5% propyl dihydrojasmonate capable of being compounded with high-salinity solution.
The preparation can be effectively compounded with most of various standard water-soluble fertilizers such as amino acid medium element water-soluble fertilizer (aqua), amino acid trace element water-soluble fertilizer (aqua), organic water-soluble fertilizer (aqua), medium element water-soluble fertilizer (aqua), macroelement water-soluble fertilizer (aqua), trace element water-soluble fertilizer (aqua), single trace element water-soluble fertilizer (aqua), bacterial fertilizer (aqua) and the like under a certain proportion range, the compounding method is simple, and after the complete dissolution of the high-salinity fertilizer and a certain pH range are ensured, the preparation (5% propyl dihydrojasmonate) is directly added and then evenly stirred to a clear and transparent state, so that the liquid fertilizer with stronger stability and added propyl dihydrojasmonate can be formed.
Example 2
The 10% propyl dihydrojasmonate special dosage form which can be stably compounded with high-salinity solution and can be stably stored for a long time in multiple environments comprises the following components in percentage by weight: 10% of propyl dihydrojasmonate, 80% of an emulsifying agent and 10% of a solvent. Wherein the emulsifier is polyoxyethylene (20 EO) sorbitan monooleate 23%, polyoxyethylene (20 EO) sorbitan monolaurate 2%, alkyl glycoside (APG) 10%, quaternary ammonium salt emulsifier 45%, and the solvent comprises ethanol 8% and ethylene glycol 2%.
Mixing propyl dihydrojasmonate, emulsifier and solvent completely, stirring at 20-100deg.C for 2-6 hr, standing at room temperature, and cooling to room temperature to obtain 10% propyl dihydrojasmonate special dosage form capable of being compounded with high-salinity solution.
The formulation can be effectively compounded with most of various standard water-soluble fertilizers such as amino acid medium element water-soluble fertilizer (aqua), amino acid trace element water-soluble fertilizer (aqua), organic water-soluble fertilizer (aqua), medium element water-soluble fertilizer (aqua), macroelement water-soluble fertilizer (aqua), trace element water-soluble fertilizer (aqua), single trace element water-soluble fertilizer (aqua), bacterial fertilizer (aqua) and the like according to a certain proportion range, the compounding formulation is simple, and after the complete dissolution of the high-salinity fertilizer and a certain pH range are ensured, the formulation (10% propyl dihydrojasmonate) is directly added and then evenly stirred to a clear and transparent state.
Example 3
The 12% propyl dihydrojasmonate special dosage form which can be stably compounded with a high-salinity solution and can be stably stored for a long time in multiple environments comprises the following components in percentage by weight: 12% of propyl dihydrojasmonate, 73% of emulsifying agent and 15% of solvent. Wherein the emulsifier is polyoxyethylene (20 EO) sorbitan monooleate 10%, polyoxyethylene (20 EO) sorbitan monolaurate 8%, alkyl glycoside (APG) 40%, quaternary ammonium salt emulsifier 15%, and the solvent is ethanol.
Mixing propyl dihydrojasmonate, emulsifier and solvent completely, stirring at 20-100deg.C for 2-6 hr, standing at room temperature, and cooling to room temperature to obtain special dosage form of 12% propyl dihydrojasmonate capable of being compounded with high-salinity solution.
The formulation can be effectively compounded with most of various standard water-soluble fertilizers such as amino acid medium element water-soluble fertilizer (aqua), amino acid trace element water-soluble fertilizer (aqua), organic water-soluble fertilizer (aqua), medium element water-soluble fertilizer (aqua), macroelement water-soluble fertilizer (aqua), trace element water-soluble fertilizer (aqua), single trace element water-soluble fertilizer (aqua), bacterial fertilizer (aqua) and the like according to a certain proportion range, the compounding formulation is simple, and after the complete dissolution of the high-salinity fertilizer and a certain pH range are ensured, the formulation (12% propyl dihydrojasmonate) is directly added and then evenly stirred to a clear and transparent state.
Example 4
The special 16% propyl dihydrojasmonate formulation which can be stably compounded with a high-salinity solution and can be stably stored for a long time in multiple environments comprises the following components in percentage by weight: 16% of propyl dihydrojasmonate, 64% of emulsifying agent and 20% of solvent. Wherein the emulsifier is polyoxyethylene (20 EO) sorbitan monolaurate 8%, alkyl glycoside (APG) 36%, and quaternary ammonium salt emulsifier 20%, and the solvent is ethanol.
Mixing propyl dihydrojasmonate, emulsifier and solvent completely, stirring at 20-100deg.C for 2-6 hr, standing at room temperature, and cooling to room temperature to obtain 16% propyl dihydrojasmonate special dosage form capable of being compounded with high-salinity solution.
The preparation can be effectively compounded with various standard water-soluble fertilizers such as amino acid medium element water-soluble fertilizers (aqua), amino acid trace element water-soluble fertilizers (aqua), organic water-soluble fertilizers (aqua) and the like according to a certain proportion range, the compounding formula is simple, and after the complete dissolution of high-salinity fertilizers and a certain PH range are ensured, the preparation (16% propyl dihydrojasmonate) is directly added and then evenly stirred to a clear and transparent state.
Comparative experiments
Experiment group 1: medium element fertilizer, operation: the raw materials are 5Kg of calcium nitrate tetrahydrate, 1Kg of magnesium nitrate hexahydrate and 0.6Kg of anhydrous calcium chloride, 1.2Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 5Kg of the special dosage form of 5% propyl dihydrojasmonate in the example 1 is poured into the water, and the water is fully stirred, so that 25g/L of propyl dihydrojasmonate plus high-salinity fertilizer liquid can be prepared.
Control group 1: medium element fertilizer, operation: the raw materials are 5Kg of calcium nitrate tetrahydrate, 1Kg of magnesium nitrate hexahydrate and 0.6Kg of anhydrous calcium chloride, 1.2Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 0.25Kg of propyl dihydrojasmonate and 4.75Kg of alcohol are poured into the water and fully stirred, and then the propyl dihydrojasmonate plus high-salinity fertilizer liquid with the content the same as that of the experimental group 1 can be prepared.
Experiment group 2: amino acid trace element fertilizer, operation: the raw materials are 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 4.4Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 5Kg of 10% propyl dihydrojasmonate special dosage form in the example 2 is poured into the water and fully stirred, and 50g/L of propyl dihydrojasmonate plus high-salinity fertilizer liquid can be prepared.
Control group 2: amino acid trace element fertilizer, operation: the raw materials comprise 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 4.4Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 0.5Kg of propyl dihydrojasmonate and 4.5Kg of water are poured into the water and fully stirred, and then the propyl dihydrojasmonate plus high-salinity fertilizer liquid with the content the same as that of the experimental group 2 can be prepared.
Experiment group 3: amino acid trace element fertilizer, operation: the raw materials are 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 3.6Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 5Kg of the special dosage form of 12% propyl dihydrojasmonate in the example 3 is poured into the water, and the water is fully stirred, so that 60g/L of propyl dihydrojasmonate plus high-salinity fertilizer liquid can be prepared.
Control group 3: amino acid trace element fertilizer, operation: the raw materials comprise 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 3.6Kg of water, heating the water to 80 ℃, pouring the raw materials into the container, fully stirring the mixture to a transparent state, pouring 0.6Kg of propyl dihydrojasmonate and 4.4Kg of alcohol into the container, and fully stirring the mixture to obtain the propyl dihydrojasmonate plus high-salinity fertilizer liquid with the content identical to that of the experimental group 3.
Experiment group 4: amino acid trace element fertilizer, operation: the raw materials are 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 3.6Kg of water, heating to 80 ℃, pouring the raw materials, fully stirring to a transparent state, pouring 5Kg of the special 16% propyl dihydrojasmonate formulation in the example 4, and fully stirring to obtain 80g/L propyl dihydrojasmonate+high-salinity fertilizer liquid.
Control group 4: amino acid trace element fertilizer, operation: the raw materials comprise 1.3Kg of 80% amino acid powder, 0.1Kg of boric acid and 0.9Kg of zinc sulfate heptahydrate, 3.6Kg of water, the water is heated to 80 ℃, the raw materials are poured into the water and fully stirred to a transparent state, 0.8Kg of propyl dihydrojasmonate and 4.2Kg of water are poured into the water and fully stirred, and then the propyl dihydrojasmonate plus high-salinity fertilizer liquid with the content identical to that of the experimental group 4 can be prepared.
Static statistics are shown in Table 1
TABLE 1
Conclusion: as can be seen from Table 1, the technical scheme of the invention solves the problem of poor adaptability of propyl dihydrojasmonate and high-salinity solution, and the special dosage form provided by the invention is clear and transparent after being compounded with the high-salinity solution, and has no phenomena of precipitation, flocculation, oil slick and the like after being stored under multiple conditions.
It should be noted that, as will be readily understood by those skilled in the art, the scope of the present invention is obviously not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (2)
1. The propyl dihydrojasmonate dosage form compounded with the high-salinity solution is characterized by comprising the following components in percentage by weight: 5% of propyl dihydrojasmonate, 55% of an emulsifying agent and 40% of a solvent; wherein, the emulsifying agent is castor oil polyoxyethylene ether 5%, polyoxyethylene sorbitan monooleate 20%, polyoxyethylene sorbitan monolaurate 2%, ammonium salt type surfactant 28%, and the solvent is ethanol 35% and n-propanol 5%;
or comprises the following components in percentage by weight: 10% of propyl dihydrojasmonate, 80% of an emulsifying agent and 10% of a solvent; wherein the emulsifier is polyoxyethylene sorbitan monooleate 23%, polyoxyethylene sorbitan monolaurate 2%, alkyl glycoside 10%, quaternary ammonium salt emulsifier 45%, and the solvent comprises ethanol 8% and ethylene glycol 2%;
or comprises the following components in percentage by weight: 12% of propyl dihydrojasmonate, 73% of an emulsifying agent and 15% of a solvent; wherein the emulsifying agent is 10% of polyoxyethylene sorbitan monooleate, 8% of polyoxyethylene sorbitan monolaurate, 40% of alkyl glycoside and 15% of quaternary ammonium salt emulsifying agent, and the solvent is ethanol;
or comprises the following components in percentage by weight: 16% of propyl dihydrojasmonate, 64% of an emulsifying agent and 20% of a solvent; wherein the emulsifier is polyoxyethylene sorbitan monolaurate 8%, alkyl glycoside 36%, quaternary ammonium salt emulsifier 20%, and the solvent is ethanol.
2. A method of preparing a propyl dihydrojasmonate dosage form formulated with a high salinity solution as defined in claim 1, comprising the steps of:
step one, mixing a proper amount of propyl dihydrojasmonate, an emulsifier and a solvent to obtain a mixed solution I;
step two, fully stirring the mixed solution obtained in the step one within the temperature range of 20-100 ℃ to obtain mixed solution two;
and thirdly, standing the mixed solution II obtained in the step II in a room temperature environment, and cooling to room temperature to obtain a final dosage form capable of being compounded with the high-salinity solution.
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| CN112174739A (en) * | 2020-10-20 | 2021-01-05 | 青岛埃图农业科技有限公司 | Dihydrojasmonic acid propyl ester polymerized phosphorus-potassium fertilizer and preparation method thereof |
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