CN118140936A - Solid insect-resistant agent and preparation method and application thereof - Google Patents

Solid insect-resistant agent and preparation method and application thereof Download PDF

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Publication number
CN118140936A
CN118140936A CN202410344898.8A CN202410344898A CN118140936A CN 118140936 A CN118140936 A CN 118140936A CN 202410344898 A CN202410344898 A CN 202410344898A CN 118140936 A CN118140936 A CN 118140936A
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China
Prior art keywords
parts
insect
solid insect
resistant agent
solid
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CN202410344898.8A
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Chinese (zh)
Inventor
陆春锋
吴烨飞
陆建卫
成玉彤
常宏
鲁明闽
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Zhejiang Qianjiang Biochemical Co ltd
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Zhejiang Qianjiang Biochemical Co ltd
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Priority to CN202410344898.8A priority Critical patent/CN118140936A/en
Publication of CN118140936A publication Critical patent/CN118140936A/en
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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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • 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
    • A01N25/002—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 a foodstuff as carrier or diluent, i.e. baits
    • 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
    • A01N25/22—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 ingredients stabilising the active ingredients
    • 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
    • A01N25/26—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 in coated particulate form
    • 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
    • A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
    • A01N31/02—Acyclic compounds
    • 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
    • A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
    • 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
    • A01N37/44—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 at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
    • A01N37/46—N-acyl derivatives
    • 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
    • A01N43/24—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with two or more hetero atoms
    • 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/80—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
    • A01P7/00—Arthropodicides
    • A01P7/04—Insecticides

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  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • Dentistry (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Insects & Arthropods (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The application relates to the technical field of insect resistance, and particularly discloses a solid insect-resistant agent, a preparation method and application thereof. The preparation raw materials of the solid insect repellent comprise: polyacetals, chloroacetyl chloride, emamectin benzoate, tetrahydrofuran, cyclodextrin, corn starch, sweeteners, preservatives, dispersants, and stabilizers BHT; the preparation method comprises the following steps: s1, mixing cyclodextrin, polyacetaldehyde, emamectin benzoate, chloroacetyl chloride and tetrahydrofuran, and stirring for 2 hours to obtain a mixture; s2, mixing the mixture obtained in the step S1 with corn starch, a sweetener, a preservative, a dispersing agent and a stabilizer BHT, and then sequentially granulating and drying to obtain the solid insect-resistant agent. The composition/product of the application can be used for forestry insect resistance, and has the advantage of playing a good insect resistance effect in a short time.

Description

Solid insect-resistant agent and preparation method and application thereof
Technical Field
The application relates to the technical field of insect resistance, in particular to a solid insect-resistant agent, a preparation method and application thereof.
Background
Along with the importance of society to ecological environment, the management of forestry insect pest is also more and more important. At present, the mode of 'giving trees infusion' is adopted to solve the insect pest problem generally, makes trees have certain insect resistance, but for letting trees have certain insect resistance need longer infusion time to can not in time clear away the insect pest when the pest takes place, and the state that the liquid insect-resistant medicament can appear palirrhea, and can not guarantee that insect resistance reaches standard, in addition, the medicine bag that liquid insect-resistant medicament adopted exists the possibility that drops with the transfer line, can pollute the environment after medicine bag and transfer line drop.
Disclosure of Invention
In order to solve the defects of the liquid insect-resistant agent in the related art, the application provides a solid insect-resistant agent, and a preparation method and application thereof.
In a first aspect, the present application provides a solid insect repellent, which adopts the following technical scheme:
The solid insect repellent is prepared from the following raw materials: polyacetaldehyde, chloroacetyl chloride, emamectin benzoate, tetrahydrofuran, cyclodextrin, corn starch, sweetener, preservative, dispersant and stabilizer BHT.
The application uses the polyacetaldehyde, the chloracetyl chloride and the emamectin benzoate as main components of the insect-resistant agent, so that the solid insect-resistant agent can have good insect-resistant effect, and the solid insect-resistant agent can attract adults by adding the sweetener, so that the insect-resistant effect is further improved.
Preferably, the solid insect-resistant agent is prepared from the following raw materials in parts by weight: 5-10 parts of polyacetaldehyde, 5-10 parts of chloroacetyl chloride, 20-30 parts of emamectin benzoate, 10-20 parts of tetrahydrofuran, 5-10 parts of cyclodextrin, 10-30 parts of corn starch, 1-2 parts of sweetener, 1-2 parts of preservative, 10-15 parts of dispersing agent and 1-2 parts of stabilizer BHT.
According to the application, the solid form of the insect-resistant agent can be finally prepared by limiting the mass parts of the components.
Preferably, the solid insect-resistant agent is prepared from the following raw materials in parts by weight: 7 parts of polyacetaldehyde, 7 parts of chloroacetyl chloride, 25 parts of emamectin benzoate, 15 parts of tetrahydrofuran, 8 parts of cyclodextrin, 20 parts of corn starch, 2 parts of sweetener, 1 part of preservative, 13 parts of dispersing agent and 2 parts of stabilizer BHT.
The application ensures that the solid insect-resistant agent prepared by the formula has good insect-resistant effect by limiting the mass parts of the components.
Preferably, the dispersing agent comprises one or more of sodium pyrophosphate, sodium tripolyphosphate or sodium hexametaphosphate.
The application limits the types of the dispersing agent, can effectively avoid the agglomeration of raw materials in the preparation process and avoid uneven dispersion of the insect-resistant component of the solid insect-resistant agent.
Preferably, the sweetener comprises one or more of erythritol, aspartame or saccharin.
The application limits the types of the sweetener, ensures that adults can be attracted, has a certain insecticidal effect, and can further improve the insecticidal effect.
Preferably, the preservative is eugenol.
According to the application, eugenol is used as a preservative, so that the solid insect-resistant agent is ensured to have a good mildew-proof and bacteria-proof effect, and the solid insect-resistant agent is prevented from being damaged due to the influence of mould.
In a second aspect, the present application provides a method for preparing the solid insect repellent according to the foregoing embodiment, which adopts the following technical scheme:
the preparation method of the solid insect repellent in the previous scheme comprises the following steps:
S1, mixing cyclodextrin, polyacetaldehyde, emamectin benzoate, chloroacetyl chloride and tetrahydrofuran, and stirring for 2 hours to obtain a mixture;
S2, mixing the mixture obtained in the step S1 with corn starch, a sweetener, a preservative, a dispersing agent and a stabilizer BHT, and then sequentially granulating and drying to obtain the solid insect-resistant agent.
The solid insect-resistant agent disclosed by the application has the advantages that the cyclodextrin is used for coating the polyacetaldehyde, the emamectin benzoate and the chloracetyl chloride, so that pollution caused by leakage of insect-resistant components can be avoided, the safety and environmental friendliness of the solid insect-resistant agent are effectively improved, the solid insect-resistant agent is coated with the insect-resistant components through the cyclodextrin, the fact that the polyacetaldehyde and the chloracetyl chloride exist in the solid insect-resistant agent can be ensured, and when the solid insect-resistant agent is soaked by liquid in a use environment, part of the emamectin benzoate can be dissolved and diffused into soil and then absorbed by plants, so that the emamectin benzoate component is contained in a plant body.
Preferably, the step S1 specifically includes the following steps: mixing cyclodextrin with tetrahydrofuran, adding polyacetaldehyde and emamectin benzoate at 30-40 ℃, stirring for 1h, cooling to room temperature, adding chloroacetyl chloride, and stirring for 1h to obtain a mixture.
According to the application, cyclodextrin, tetrahydrofuran, polyacetaldehyde, emamectin benzoate and chloroacetyl chloride are mixed in a two-step mixing mode, so that the chloroacetyl chloride can be effectively prevented from being decomposed in the preparation process.
Preferably, the temperature of the drying in the step S2 is 30-40 ℃.
The application can avoid the damage of the components of the solid insect-resistant agent caused by high temperature by limiting the drying temperature.
In a third aspect, the application provides an application of the solid insect-resistant agent according to the previous scheme or the solid insect-resistant agent prepared by the previous preparation method in forestry insect resistance.
In summary, the application has the following beneficial effects:
1. The solid insect repellent provided by the application takes the polyacetaldehyde, the chloracetyl chloride and the emamectin benzoate as main insect repellent components, can effectively improve the insect repellent effect, and can play a good insect repellent effect in a short time. In addition, the solid insect repellent provided by the application further comprises a sweetener, and can attract adults, so that the insect repellent effect is improved.
2. According to the preparation method of the solid insect-resistant agent, provided by the application, the condition that chloroacetyl chloride is decomposed in the mixing process is avoided by limiting the method of mixing for two times.
3. The solid insect-resistant agent provided by the application can play a good insect-resistant effect in a short time when applied to forestry insect resistance.
Detailed Description
The present application will be described in further detail with reference to examples.
Example 1
The preparation method of the solid insect repellent comprises the following steps:
S1, after 8 parts of cyclodextrin and 15 parts of tetrahydrofuran are mixed, 7 parts of poly-7 parts of acetaldehyde and 25 parts of emamectin benzoate are added at 30 ℃, stirred for 1h, cooled to room temperature, 7 parts of chloroacetyl chloride is added, and stirred for 1h to obtain a mixture;
S2, mixing the mixture obtained in the step S1 with 20 parts of corn starch, 2 parts of aspartame, 1 part of eugenol, 13 parts of sodium pyrophosphate and 2 parts of stabilizer BHT, granulating and drying at 30 ℃ to obtain the solid insect-resistant agent.
Examples 2 to 5
Examples 2 to 5 differ from example 1 in the proportions of the preparation raw materials, and the proportions of the preparation raw materials in examples 1 to 5 are shown in Table 1.
Table 1 raw materials for preparation and ratio table of examples 1 to 5
Project Example 1 Example 2 Example 3 Example 4 Example 5
Polyacetaldehyde 7 Parts of 5 Parts of 10 Parts of 7 Parts of 5 Parts of
Chloroacetyl chloride 7 Parts of 5 Parts of 10 Parts of 7 Parts of 10 Parts of
Emamectin benzoate 25 Parts of 20 Parts of 30 Parts of 20 Parts of 25 Parts of
Tetrahydrofuran (THF) 15 Parts of 10 Parts of 20 Parts of 20 Parts of 10 Parts of
Cyclodextrin 8 Parts of 5 Parts of 10 Parts of 8 Parts of 8 Parts of
Corn starch 20 Parts of 10 Parts of 30 Parts of 20 Parts of 25 Parts of
Aspartame 2 Parts of 1 Part of 2 Parts of 2 Parts of 2 Parts of
Eugenol 1 Part of 1 Part of 2 Parts of 1 Part of 1 Part of
Sodium pyrophosphate 13 Parts of 10 Parts of 15 Parts of 10 Parts of 13 Parts of
Stabilizer BHT 2 Parts of 1 Part of 2 Parts of 2 Parts of 2 Parts of
Example 6
Example 6 differs from example 1 in that: "aspartame" in example 1 was replaced with "erythritol", and "sodium pyrophosphate" in example 1 was replaced with "sodium tripolyphosphate".
Comparative examples 1 to 3
Comparative examples 1 to 3 differ from example 1 in the ratio of the preparation raw materials, and the ratio of the preparation raw materials of comparative examples 1 to 3 is shown in Table 2.
Table 2 comparative examples 1 to 3 were prepared from the raw materials and the proportions thereof
Project Comparative example 1 Comparative example 2 Comparative example 3
Polyacetaldehyde 0 Part of 14 Parts of 25 Parts of
Chloroacetyl chloride 14 Parts of 0 Part of 14 Parts of
Emamectin benzoate 25 Parts of 25 Parts of 0 Part of
Tetrahydrofuran (THF) 15 Parts of 15 Parts of 15 Parts of
Cyclodextrin 8 Parts of 8 Parts of 8 Parts of
Corn starch 20 Parts of 20 Parts of 20 Parts of
Aspartame 2 Parts of 2 Parts of 2 Parts of
Eugenol 1 Part of 1 Part of 1 Part of
Sodium pyrophosphate 13 Parts of 13 Parts of 13 Parts of
Stabilizer BHT 2 Parts of 2 Parts of 2 Parts of
Performance test
Gastric toxicity activity assay was performed in a climatic chamber: the solid insect repellent in each of the examples and comparative examples was subjected to an indoor control experiment at an application dose of 500g/m 2. The solid insect-resistant agent in each example and comparative example is placed on the surface of a corn plant, after standing for 1 hour, prodenia litura with similar individual sizes for test insects is inoculated on corn test plants respectively, 20 heads of the prodenia litura are connected on each corn plant, after 96 hours of observation, the number of living insects on each test plant is observed respectively after 96 hours, the results are characterized by mortality, and the obtained test results are shown in table 3.
TABLE 3 effects of solid insect-repellent in examples 1-6 and comparative examples 1-3
It can be seen from the combination of examples 1 to 6 and comparative examples 1 to 3 and the combination of table 3 that the solid insect repellent adopted in the present application can kill more than 97.3% of adults in a short time, the solid insect repellent in examples 1 to 6 of the present application can directly attract pests to eat and further kill a part of the pests, and in this process, the moisture in the soil can wet the solid insect repellent, so that the emamectin benzoate in the solid insect repellent is partially dissolved, and the partially dissolved emamectin benzoate enters the soil along with water and is absorbed by plants, and the emamectin benzoate is absorbed and further killed by the pests in the process that the pests gnaw the plants. It can be seen from table 3 that the solid insect-repellent provided in examples 1 and 6 has a good insect-repellent effect.
The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.

Claims (10)

1. The solid insect-resistant agent is characterized by comprising the following raw materials in preparation: polyacetaldehyde, chloroacetyl chloride, emamectin benzoate, tetrahydrofuran, cyclodextrin, corn starch, sweetener, preservative, dispersant and stabilizer BHT.
2. The solid insect-resistant agent according to claim 1, wherein the solid insect-resistant agent is prepared from the following raw materials in parts by mass: 5-10 parts of polyacetaldehyde, 5-10 parts of chloroacetyl chloride, 20-30 parts of emamectin benzoate, 10-20 parts of tetrahydrofuran, 5-10 parts of cyclodextrin, 10-30 parts of corn starch, 1-2 parts of sweetener, 1-2 parts of preservative, 10-15 parts of dispersing agent and 1-2 parts of stabilizer BHT.
3. The solid insect-resistant agent according to claim 2, wherein the solid insect-resistant agent is prepared from the following raw materials in parts by mass: 7 parts of polyacetaldehyde, 7 parts of chloroacetyl chloride, 25 parts of emamectin benzoate, 15 parts of tetrahydrofuran, 8 parts of cyclodextrin, 20 parts of corn starch, 2 parts of sweetener, 1 part of preservative, 13 parts of dispersing agent and 2 parts of stabilizer BHT.
4. A solid insect repellent according to any one of claims 1 to 3, wherein the dispersing agent comprises one or more of sodium pyrophosphate, sodium tripolyphosphate or sodium hexametaphosphate.
5. A solid insect repellent according to any one of claims 1-3, wherein the sweetener comprises one or more of erythritol, aspartame or saccharin.
6. A solid insect repellent according to any one of claims 1 to 3, wherein the preservative is eugenol.
7. A method for preparing the solid insect repellent according to any one of claims 1 to 6, comprising the steps of:
S1, mixing cyclodextrin, polyacetaldehyde, emamectin benzoate, chloroacetyl chloride and tetrahydrofuran, and stirring for 2 hours to obtain a mixture;
S2, mixing the mixture obtained in the step S1 with corn starch, a sweetener, a preservative, a dispersing agent and a stabilizer BHT, and then sequentially granulating and drying to obtain the solid insect-resistant agent.
8. The preparation method according to claim 7, wherein the step S1 specifically comprises the steps of:
mixing cyclodextrin with tetrahydrofuran, adding polyacetaldehyde and emamectin benzoate at 30-40 ℃, stirring for 1h, cooling to room temperature, adding chloroacetyl chloride, and stirring for 1h to obtain a mixture.
9. The method according to claim 7, wherein the temperature of the drying in the step S2 is 30-40 ℃.
10. Use of a solid insect-repellent according to any one of claims 1 to 6 or a solid insect-repellent according to any one of claims 7 to 9 in forestry.
CN202410344898.8A 2024-03-25 2024-03-25 Solid insect-resistant agent and preparation method and application thereof Pending CN118140936A (en)

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Application Number Priority Date Filing Date Title
CN202410344898.8A CN118140936A (en) 2024-03-25 2024-03-25 Solid insect-resistant agent and preparation method and application thereof

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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
CN118140936A true CN118140936A (en) 2024-06-07

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