CN113558045A - Pesticide diluent and preparation method and application thereof - Google Patents
Pesticide diluent and preparation method and application thereof Download PDFInfo
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- CN113558045A CN113558045A CN202110843364.6A CN202110843364A CN113558045A CN 113558045 A CN113558045 A CN 113558045A CN 202110843364 A CN202110843364 A CN 202110843364A CN 113558045 A CN113558045 A CN 113558045A
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- pesticide
- diluent
- water
- adhesive
- auxiliary agent
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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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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Dispersion Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Plant Pathology (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a pesticide diluent and a preparation method and application thereof, and relates to the field of agriculture, the pesticide diluent is prepared by uniformly mixing a hydrophilic auxiliary agent, an adhesive and water, after the pesticide is diluted by the pesticide diluent, the pesticide is directly sprayed by an unmanned aerial vehicle or diluted by a secondary diluent, and the pesticide diluent has the advantages of convenient use, stable physicochemical property after the dilution of the pesticide, easy sedimentation and drift resistance during spraying, easy absorption of a control object, safety and friendliness to the environment, improved pesticide utilization rate due to comprehensive effect, and contribution to reducing the using amount of the pesticide; meanwhile, the pesticide diluent replaces water for diluting pesticides or water for secondary dilution, so that the influence of water quality in different places on pesticide effect is reduced, and the pesticide effect of the pesticides is ensured.
Description
Technical Field
The invention relates to the field of agriculture, in particular to a pesticide diluent and a preparation method and application thereof.
Background
At present, when the pesticides are used, water is added for dilution or water is added for secondary dilution, the physical and chemical properties of natural water in various places are greatly different due to different geographical positions, some pesticides have certain requirements on the physical and chemical properties of dilution water, and the water in different places has different influences on effective components after diluting the pesticides, so that the normal exertion of the pesticide effect is influenced to different degrees;
with the wide application of the spraying technology of the unmanned aerial vehicle in the aspect of agricultural plant protection technology, the unmanned aerial vehicle has high requirements on water when flying to prevent and prepare pesticides, and often has the problems of poor stability and easy layering and precipitation after the liquid medicine is diluted, or the poor water quality causes the blockage of a spray head, so that the flying prevention effect is very different;
the existing pesticide processing technology, the quality level of a cosolvent, the pesticide formula technology and the like are continuously improved, the effect difference of the same product is smaller and smaller, the effect improvement on the pesticide formula is already good, but the pesticide is diluted by using different water quality in the pesticide using process, the perfect exertion of the pesticide effect is directly influenced, the stable and reliable diluent can ensure the perfect preparation system after dilution, and the pesticide effect is reflected more;
namely, a solution is proposed to solve the technical defects.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a pesticide diluent and a preparation method and application thereof: the pesticide diluent completely replaces the water for preparing pesticide by an unmanned aerial vehicle, and solves the problems that the stability of the diluted liquid medicine is poor, the liquid medicine is easy to separate and precipitate, or the water quality is poor to cause the blockage of a spray head and the like in the spraying process of the existing unmanned aerial vehicle; meanwhile, the pesticide diluent replaces water for diluting pesticides or water for secondary dilution, so that the influence of water quality in different places on pesticide effect is reduced, and the pesticide effect of the pesticides is ensured. Meanwhile, any one of aliphatic amine and carbohydrate biological hormone compounds which can promote the absorption of crops is added into the diluent.
The purpose of the invention can be realized by the following technical scheme:
1-30% of hydrophilic auxiliary agent, 1-20% of adhesive and the balance of water;
the hydrophilic auxiliary agent is prepared from any one of fatty amine compounds and biostimulant substances:
the preparation method of the aliphatic amine compound comprises the following steps: adding 10g (0.0348mol) of N-N-decyl phthalimide into a 250ml three-necked bottle, dissolving with 150ml of ethanol, dropwise adding 80% hydrazine hydrate 39(0.048mol) at 50 ℃ (dissolving with 20ml of ethanol), after the dropwise adding, performing reflux reaction, monitoring by TLC (thin-layer chromatography) until the N-N-decyl phthalimide is completely consumed, after the reaction is completed, allowing flocculent precipitates in the system to be formed, performing vacuum filtration, washing solids twice with ethanol, removing the ethanol in mother liquor under reduced pressure, naturally cooling to room temperature, sequentially adding 20ml of petroleum ether, 15ml of 10% dilute hydrochloric acid in mass fraction, stirring for half an hour, washing a water layer with 10ml of multiplied by 2 petroleum ether, adding 20ml of petroleum ether into the water layer, adjusting the pH to 12-13 with sodium hydroxide solids, layering, and removing the solvent to obtain the product.
The carbohydrate biostimulant chitosan and the derivatives thereof are obtained by deacetylation reaction of chitin, which is a polysaccharide substance extracted from shells of marine crustaceans.
As a further scheme of the invention: the adhesive is one or a mixture of two of carboxymethyl cellulose and polyvinyl alcohol in any proportion; the water is soft water prepared after being filtered by an ion filter.
As a further scheme of the invention: the pH value of the pesticide diluent is 6.0-7.0.
The preparation method of the pesticide diluent comprises the following steps:
the method comprises the following steps: respectively weighing the hydrophilic auxiliary agent, the adhesive and water according to the component proportion by weight percentage for later use;
step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
As a further scheme of the invention: use of a pesticide diluent for diluting a pesticide.
As a further scheme of the invention: the pesticide diluent is used for diluting pesticides for unmanned aerial vehicle flight defense or spraying after being used as secondary diluent to dilute the pesticides.
As a further scheme of the invention: the pesticide diluent is applicable to pesticide formulations such as missible oil, suspending agent, dispersible oil suspending agent, aqueous emulsion, microemulsion, water dispersible granule, wettable powder, soluble solution, microcapsule suspending agent or suspoemulsion.
The invention has the beneficial effects that:
the pesticide diluent is prepared by uniformly mixing the hydrophilic auxiliary agent, the adhesive and the soft water, and directly adopts an unmanned aerial vehicle to spray or serve as a secondary diluent to dilute the pesticide after the pesticide diluent dilutes the pesticide, so that the pesticide diluent is convenient to use, stable in physicochemical property after the pesticide is diluted, easy to settle and resist drift during spraying, easy to absorb by a control object, safe and friendly to the environment, and capable of improving the utilization rate of the pesticide due to comprehensive effects and reducing the usage amount of the pesticide; meanwhile, the pesticide diluent replaces water for diluting pesticides or water for secondary dilution, so that the influence of water quality in different places on pesticide effect is reduced, and the pesticide effect of the pesticides is ensured.
The molecular chain of the aliphatic amine compound contains a plurality of hydrophilic groups, and the groups are interacted, so that the synergistic effect of the two water absorption groups can be fully utilized, the water absorption rate, the water absorption capacity and the salt tolerance are improved, good water absorption and water retention performances can be achieved, sufficient water can be provided for crops for a long time, and the growth of the crops is promoted.
The carbohydrate biostimulant chitosan and the derivatives thereof have remarkable effects on promoting crop absorption, improving quality and the like. The chitosan and the derivatives thereof promote the increase of glutamine synthetase, thereby driving the operation of nitrogen metabolic pathway to be enhanced and correspondingly improving the synthesis of protein. Glutamate dehydrogenase is present in various tissues of plants and catalyzes a reaction which is one of the most important routes for ammonia nitrogen to enter organic compounds to form amino acids. The chitosan and its derivatives can improve glutamate dehydrogenase activity. Meanwhile, the chitosan and the derivatives thereof also have a certain regulation function on the nitrogen metabolism of crops.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Example 1:
the embodiment is a preparation method of a pesticide diluent, which comprises the following steps:
the method comprises the following steps: weighing 10% of hydrophilic auxiliary agent, 1% of adhesive and water according to the weight percentage for complementing for later use; the hydrophilic auxiliary agent is a fatty amine compound, and the adhesive is carboxymethyl cellulose; step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
Example 2:
the embodiment is a preparation method of a pesticide diluent, which comprises the following steps:
the method comprises the following steps: weighing 1% of hydrophilic auxiliary agent, 1% of adhesive and water according to the weight percentage for complementing for standby; the hydrophilic auxiliary agent is a fatty amine compound, and the adhesive is carboxymethyl cellulose; step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
Example 3:
the embodiment is a preparation method of a pesticide diluent, which comprises the following steps:
weighing 5% of hydrophilic auxiliary agent, 1% of adhesive and water according to the weight percentage for complementing for later use; the hydrophilic auxiliary agent is chitosan, and the adhesive is carboxymethyl cellulose;
step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
Example 4:
the embodiment is a preparation method of a pesticide diluent, which comprises the following steps:
the method comprises the following steps: weighing 10% of hydrophilic auxiliary agent, 5% of adhesive and water according to the weight percentage for complementing for later use; the hydrophilic additive is chitosan, and the adhesive is polyvinyl alcohol;
step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. The pesticide diluent is characterized by comprising the following components in percentage by weight:
1-30% of hydrophilic auxiliary agent, 1-20% of adhesive and the balance of water;
the hydrophilic auxiliary agent is any one of aliphatic amine compounds and biostimulant substances
The aliphatic amine is a main group of organic amine compounds having a carbon chain length in the range of C8-C22, and is classified into four main groups of primary, secondary and tertiary amines and polyamines, like general amines, and the primary, secondary and tertiary amines are determined by the number of alkyl groups substituted with hydrogen atoms in ammonia.
The biostimulant is any one of chitosan and its derivatives.
2. The pesticide diluent as claimed in claim 1, wherein the adhesive is one or a mixture of two of carboxymethyl cellulose and polyvinyl alcohol in any proportion; the water is soft water prepared after being filtered by an ion filter, and can reduce antagonism with liquid medicine and better exert the drug effect.
3. The pesticide diluent as claimed in claim 1, wherein the pH of the pesticide diluent is 6.0 to 7.0.
4. The preparation method of the pesticide diluent is characterized by comprising the following steps of:
the method comprises the following steps: respectively weighing the hydrophilic auxiliary agent, the adhesive and water according to the component proportion by weight percentage for later use;
step two: adding the hydrophilic auxiliary agent, the adhesive and water into a stirrer in any order until the hydrophilic auxiliary agent, the adhesive and the water are uniformly mixed to obtain the pesticide diluent.
5. Use of the diluent for agricultural chemicals prepared by the preparation method according to claim 4 for diluting agricultural chemicals.
6. The use of claim 5, wherein the diluted pesticide is used for unmanned aerial vehicle flight defense or used as a secondary diluent for spraying after being diluted.
7. The use of claim 5, wherein the pesticide diluent is in the form of emulsifiable concentrate, suspension concentrate, dispersible oil suspension concentrate, aqueous emulsion, microemulsion, water dispersible granule, wettable powder, soluble solution, microcapsule suspension concentrate or suspoemulsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110843364.6A CN113558045A (en) | 2021-07-26 | 2021-07-26 | Pesticide diluent and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110843364.6A CN113558045A (en) | 2021-07-26 | 2021-07-26 | Pesticide diluent and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113558045A true CN113558045A (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110843364.6A Withdrawn CN113558045A (en) | 2021-07-26 | 2021-07-26 | Pesticide diluent and preparation method and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870671A (en) * | 2022-05-25 | 2022-08-09 | 合肥喜田生物科技有限公司 | Pesticide diluent feeding and mixing equipment with material screening function |
-
2021
- 2021-07-26 CN CN202110843364.6A patent/CN113558045A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870671A (en) * | 2022-05-25 | 2022-08-09 | 合肥喜田生物科技有限公司 | Pesticide diluent feeding and mixing equipment with material screening function |
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Application publication date: 20211029 |