CN108935494A - A kind of abamectin emulsifiable concentrate and its preparation and application - Google Patents
A kind of abamectin emulsifiable concentrate and its preparation and application Download PDFInfo
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- CN108935494A CN108935494A CN201810559734.1A CN201810559734A CN108935494A CN 108935494 A CN108935494 A CN 108935494A CN 201810559734 A CN201810559734 A CN 201810559734A CN 108935494 A CN108935494 A CN 108935494A
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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
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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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- 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
- A01N25/24—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 to enhance the sticking of the active ingredients
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Abstract
The present invention relates to a kind of abamectin emulsifiable concentrate and its preparation and application, are related to technical field of pesticide.Specific abamectin emulsifiable concentrate consists of the following mass percentage components: avermectin 1.5-2%, emulsifier 9.5-11%, solubilizer 7-7.5%, solvent 75-81% and sodium alginate 0.6-5.5%.Preparation process includes that avermectin is first utilized solvent and solubilizing agent, adds emulsifier.Use process is to be diluted abamectin emulsifiable concentrate using water, adds the modified poly- trisiloxanes of ethyoxyl and increases adherence.Entire scheme overcome to a certain extent using it is dangerous brought by xylene solvent and not environmentally the problem of, and after finally formed abamectin emulsifiable concentrate is used to spray use, adherence is good, and insecticidal effect is excellent.
Description
Technical field
The present invention relates to technical field of pesticide, in particular to a kind of abamectin emulsifiable concentrate and its preparation and application.
Background technique
Avermectin is a kind of with stomach poison function and to have Biocidal, mite killing, the nematicide of action of contace poison concurrently.It passes through
The transmitting of pest movements nerve signal is hindered, keeps pest paralysis lethal.It has it is efficient, less toxic, nuisanceless, lasting medicine, be not easy
It develops drug resistance, the features such as with other Pesticide use no interactions resistances.For a long time, avermectin is widely used in agriculture, woods
Diptera, Homoptera, Lepidoptera and mite pest prevention and treatment in industry.
The main dosage form of avermectin is missible oil, its applying in agriculture, forestry obtains good result.With people's environmental protection
The continuous enhancing of consciousness, missible oil dosage form use a large amount of benzene kind solvents to have burning during processing, transport and storage because of it
Risk, also pollute the environment.
Existing application publication number is that the Chinese patent of CN103027068A discloses a kind of avermectin composite emulsion, is wrapped
Include the component of following mass percent: avermectin 1-3%, Hostathion 10-20%, phoxim 5-9%, imidacloprid 5-9%, ten
Dialkyl benzene sulfonic acids calcium 2-6%, phenethyl phenol polyethenoxy ether 2-8%, dimethylbenzene 55-65%.The avermectin cream of this application
Oily composite pesticide, use scope is wide, effect is good, but solvent used in it is dimethylbenzene, and in the actual use process two
Toluene enters atmosphere and river after spilling into field with the use of pesticide, pollutes environment；And xylene solvent lightning is low, Yi Hui
It sends out, is inflammable, there are unsafe influences in processing, transport；So needing to develop the safety and environmental protection that can substitute benzene kind solvent
Type of solvent.
Summary of the invention
The purpose of the present invention is to provide a kind of abamectin emulsifiable concentrate, the solvent that missible oil is selected has safe and environment-friendly excellent
Point.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of abamectin emulsifiable concentrate, by
The group of following mass percent is grouped as: avermectin 1.5-2%, emulsifier 9.5-11%, solubilizer 7-7.5%, solvent 75-
81% and sodium alginate 0.6-5.5%；
The emulsifier includes anionic surfactant and nonionic surfactant；
The anionic surfactant is calcium dodecyl benzene sulfonate；
The nonionic surfactant tristyrylphenol polyoxyethylene ether or polyoxyethylene sorbitan mono laurate
Ester；
Any one of the solvent selection S200, methyl oleate, ethyl lactate.
Through the above technical solutions, calcium dodecyl benzene sulfonate and tristyrylphenol polyoxyethylene ether or polyoxyethylene
Blended pesticide emulsifier is formed after sorbitan mono-laurate mixing, it can be molten with the avermectin after being dissolved by the solvent
Liquid forms fully decentralized emulsion, enhances the stability of missible oil system；Solvent selection S200, methyl oleate, ethyl lactate energy
Enough the phenomenon that improving the dangerous and pollution environment occurred using xylene soluble.And it can using methyl oleate and methyl lactate
Improve the pharmacological property of avermectin, good disinsection effect.
Preferably, the solubilizer selection isopropanol or propylene glycol.
Through the above technical solutions, the use of solubilizer can enhance the stability and clarity of solution, and isopropanol and
Propylene glycol is alternatively arranged as antifreeze use, the stability of enhancing missible oil at low temperature.
Preferably, the mass fraction of the avermectin is 95%.
Preferably, abamectin emulsifiable concentrate consists of the following mass percentage components: avermectin 1.5-1.9%, emulsification
Agent 9.6-10.5%, solubilizer 7.3-7.5%, solvent 75-80.6% and sodium alginate 1-5.5%；
The emulsifier selection calcium dodecyl benzene sulfonate, tristyrylphenol polyoxyethylene ether and polyoxyethylene sorbitan
At least one of alcohol monolaurate；
Any one of the solvent selection S200, methyl oleate, ethyl lactate.
Through the above technical solutions, will can have relatively good insecticidal effect in adjustment of formula to above range.
Another goal of the invention of the invention is to provide a kind of preparation method of abamectin emulsifiable concentrate, the Avermectin prepared
Plain missible oil, which has, to be uniformly mixed, and the advantages of being layered is not easy.
A kind of preparation method of abamectin emulsifiable concentrate, including following preparation step:
Step 1: weighing avermectin, solubilizer and solvent and be added into reaction kettle, stir evenly；
Step 2: continuing that sodium alginate and emulsifier are added into reaction kettle, stir evenly, obtain abamectin emulsifiable concentrate.
Through the above technical solutions, avermectin, solubilizer and solvent are added into reaction kettle first, avermectin energy
It is enough uniformly dispersed in solvent and cosolvent, then emulsifier and sodium alginate is added again and are capable of forming into reaction kettle surely
The phenomenon that fixed emulsification system, the missible oil of generation is less prone to layering when long-time saves.
Preferably, in step 1 and step 2 temperature setting of reaction kettle at 45-55 DEG C.
Through the above technical solutions, the comparison that temperature enables to avermectin to dissolve in the range is abundant, it is final to make
Used time efficacy stability.
Preferably, mixing time is 15-25min in step 1, and mixing time is 20-40min in step 2.
Through the above technical solutions, mixing time make to mix between component in the range it is relatively uniform.
Another goal of the invention of the invention is to provide a kind of application method of abamectin emulsifiable concentrate have and planting when using
Stable advantage is deposited on object blade.
A kind of application method of abamectin emulsifiable concentrate, comprises the following steps that
S1: abamectin emulsifiable concentrate is added into sprayer, adds the water of 200-300 times of abamectin emulsifiable concentrate weight, mixing
It stirs evenly spare；
S2: continue that the modified poly- trisiloxanes of ethyoxyl is added into sprayer, be sprayed on crops after mixing.
It dilutes, dilutes into sprayer through the above technical solutions, abamectin emulsifiable concentrate is added during use
After continuously add the modified poly- trisiloxanes of ethyoxyl, the modified poly- trisiloxanes of the ethyoxyl of addition can enhance missible oil in crops
Adhesion on blade improves the droplet gone out by spraying and slides along blade to earth's surface and then reduce the hidden danger of insecticidal effect.
Preferably, the amount of the modified poly- trisiloxanes of the ethyoxyl being added in S2 is the 7-10% of abamectin emulsifiable concentrate weight.
Through the above technical solutions, the content of the modified poly- trisiloxanes of the ethyoxyl being added can be realized preferable adhesion effect
Fruit, if what is be added influences whether pharmacological property too much, if the effect adhered very little being added will be deteriorated, so selection is in the range
Interior comparison is suitble to.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
1, any one of solvent selection S200, methyl oleate, ethyl lactate effectively improve the brought safety of solvent xylene
With environmentally friendly hidden danger；
2, the combination of emulsifier selection anionic surfactant and nonionic surfactant, the missible oil stable system of formation,
The phenomenon that being less prone to layering and lasting medicine；
3, the addition of solubilizer can not only enhance the dissolubility of avermectin, but also can enhance missible oil at low temperature steady
It is qualitative, abamectin emulsifiable concentrate efficacy stability；
4, after abamectin emulsifiable concentrate is diluted with water, abamectin emulsifiable concentrate is can be enhanced in the modified poly- trisiloxanes of the ethyoxyl added
Adherence on plant leaf blade.
Specific embodiment
Invention is further described in detail with reference to embodiments.
S200 selects the S200 aromatic solvent of Hualun Chemical Co., Ltd., Jiangsu in embodiment.
Crops are specially cotton, tea tree, corn, apple tree, pear tree, mandarin tree, apricot, peach, celery, carrot, small
Chinese cabbage, eggplant, tomato, cucumber, capsicum etc..
Embodiment 1
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 15Kg, calcium dodecyl benzene sulfonate 45Kg, triphen second
Alkenyl benzene phenol polyethenoxy ether 40Kg, isopropanol 70Kg, S200 800Kg, sodium alginate 20Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, isopropanol, S200 and be added into reaction kettle, 15min is stirred at 45 DEG C, is stirred to equal
It is even；Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and triphenyl vinyl phenol polyoxyethylene are added into reaction kettle
Ether stirs 40min to being uniformly mixed at 45 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, adds the water of abamectin emulsifiable concentrate weight 10kg, is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.35g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Embodiment 2
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 15Kg, calcium dodecyl benzene sulfonate 40Kg, polyoxy second
Alkene sorbitan mono-laurate 45Kg, propylene glycol 72Kg, methyl oleate 763Kg, sodium alginate 55Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, propylene glycol, methyl oleate and be added into reaction kettle, 20min, stirring are stirred at 45 DEG C extremely
Uniformly；
Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and polyoxyethylene sorbitan Dan Yue are added into reaction kettle
Cinnamic acid ester stirs 35min to being uniformly mixed at 45 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, adds the water of abamectin emulsifiable concentrate weight 10kg, is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.4g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Embodiment 3
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 18Kg, calcium dodecyl benzene sulfonate 50Kg, triphen second
Alkenyl benzene phenol polyethenoxy ether 50Kg, isopropanol 73Kg, ethyl lactate 780Kg, sodium alginate 29Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, isopropanol, ethyl lactate and be added into reaction kettle, 25min, stirring are stirred at 50 DEG C extremely
Uniformly；
Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and triphenyl vinyl phenol polyoxyethylene are added into reaction kettle
Ether stirs 40min to being uniformly mixed at 50 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, adds the water of abamectin emulsifiable concentrate weight 10kg, is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.4g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Embodiment 4
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 18Kg, calcium dodecyl benzene sulfonate 60Kg, polyoxy second
Alkene sorbitan mono-laurate 50Kg, propylene glycol 74Kg, S200 769Kg, sodium alginate 29Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, propylene glycol, S200 and be added into reaction kettle, 25min is stirred at 50 DEG C, is stirred to equal
It is even；
Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and polyoxyethylene sorbitan Dan Yue are added into reaction kettle
Cinnamic acid ester stirs 40min to being uniformly mixed at 50 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, adds the water of abamectin emulsifiable concentrate weight 10kg, is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.4g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Embodiment 5
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 20Kg, calcium dodecyl benzene sulfonate 50Kg, triphen second
Alkenyl benzene phenol polyethenoxy ether 46Kg, isopropanol 74Kg, methyl oleate 800Kg, sodium alginate 10Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, isopropanol, methyl oleate and be added into reaction kettle, 25min, stirring are stirred at 55 DEG C extremely
Uniformly；
Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and triphenyl vinyl phenol polyoxyethylene are added into reaction kettle
Ether stirs 25min to being uniformly mixed at 55 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, adds the water of abamectin emulsifiable concentrate weight 10kg, is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.45g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Embodiment 6
Abamectin emulsifiable concentrate is grouped as by the group of following quality, avermectin 18Kg, calcium dodecyl benzene sulfonate 45Kg, polyoxy second
Alkene sorbitan mono-laurate 50Kg, propylene glycol 75Kg, ethyl lactate 806Kg, sodium alginate 6Kg.
The preparation method of abamectin emulsifiable concentrate:
Step 1: weighing avermectin, propylene glycol, ethyl lactate and be added into reaction kettle, 25min, stirring are stirred at 55 DEG C extremely
Uniformly；
Step 2: continuing that sodium alginate, calcium dodecyl benzene sulfonate and polyoxyethylene sorbitan Dan Yue are added into reaction kettle
Cinnamic acid ester stirs 20min to being uniformly mixed at 55 DEG C, obtains the abamectin emulsifiable concentrate of 1000kg.
The application method of abamectin emulsifiable concentrate:
S1: abamectin emulsifiable concentrate 5g is added into sprayer, and the water of abamectin emulsifiable concentrate weight 10kg is added, and is mixed
It is uniformly spare；
S2: continue that the modified poly- trisiloxanes of 0.5g ethyoxyl is added into sprayer, be sprayed on crops after mixing.
Experiment detection
1, abamectin emulsifiable concentrate stability experiment: standard GB/T 19337-2003 " abamectin emulsifiable concentrate " is used, to embodiment 1-
6 missible oil carries out Detection of Stability.
Low-temperature stability, condition: 0 DEG C is stored 7 days；Index: nodeless mesh, nothing freeze, emulsibility is qualified；
Heat storage stability, condition: 54 ± 2 DEG C are stored 14 days；Index: qualified without precipitating, emulsibility without layering, effective component is opposite
Resolution ratio≤5%；
Missible oil stability (dilution 200 times): upper without oil slick, the heavy oil of lower nothing and to precipitate.
Test index, no oil slick, heavy oil and Precipitation, is determined as qualification.It the results are shown in Table 1.
1 finished product stability result of table
| Measure title | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Low-temperature stability | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified |
| Heat storage stability | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified |
| Missible oil stability | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified | It is qualified |
By the data of table 1 can be derived that the missible oil of present specification embodiment 1- embodiment 6 stability be all it is qualified, also
It can illustrate that the system complemented each other to form between the emulsifier selected in present specification and solvent matter is metastable system.
2, maximum stable retention volume, infusion process: clip cotton leaf weighs (W in the balance0, g), then clamped with tweezers,
Vertically be put into 3-5s in 200 times of abamectin emulsifiable concentrate of dilution, pull the blade out the water surface rapidly, it is suspended vertically, to its there is no
Weigh (W when drop trickles1, g), blade area is measured, the maximum stable retention volume R of blade is calculatedm(μL·cm-2),
It the results are shown in Table 2.Note that every kind of crop that experiment is every group of embodiment takes 10 blades respectively, final result takes every kind of work
The mean value of object.
2 maximum stable retention volume result of table
Table 2 is the result data of the maximum medical fluid retention volume of 5 kinds of crops, and that can intuitively reflect first is blade surface spy
Property can cause very big influence to medical fluid retention volume.Secondly, retention volume can be presented substantially and first increase for every group of data from the point of view of by data
The trend state add, reduced afterwards.
With the reference embodiment of embodiment 6 as a comparison case.
Comparative example 1
The difference of comparative example 1 and embodiment 6 is the solvent selection dimethylbenzene in comparative example 1, remaining keeps one with embodiment 6
It causes.
Comparative example 2
The difference of comparative example 2 and embodiment 6 be in comparative example 2 without containing sodium alginate, remaining with the holding of embodiment 6 one
It causes.
Comparative example 3
The difference of comparative example 3 and embodiment 6 is that the oil emulsion of comparative example 3 is added without the modified poly- three silicon oxygen of ethyoxyl when in use
Alkane, other are consistent with embodiment 6.
Experiment detection
Result measurement is carried out according to the low-temperature stability experiment of embodiment 1-6 and the detection mode of maximum stable retention volume.
3 finished product stability result of table
| Measure title | Comparative example 1 | Comparative example 2 | Comparative example 3 | Embodiment 6 |
| Low-temperature stability | It is qualified | It is qualified | It is qualified | It is qualified |
| Heat storage stability | It is qualified | It is qualified | It is qualified | It is qualified |
| Missible oil stability | It is qualified | It is qualified | It is qualified | It is qualified |
It can be reflected by the data of table 3, missible oil when being added without sodium alginate in solvent selection dimethylbenzene or component
Stability is qualified.It then further proves that the solvent of present specification selection does not interfere with the stability of missible oil, and has
The standby feature of environmental protection.
4 maximum stable retention volume result of table
The data of comparative example 6 and comparative example 1, when solvent is substituted for dimethylbenzene by ethyl lactate, the retention volume of drug drops
It is low, then illustrate that the addition of the ethyl lactate solvent in embodiment 6 can improve adherence of the drug on blade, enhances desinsection
Effect.
Comparative example 6 and comparative example 2, when not containing sodium alginate in component, the retention volume of drug is also become
Change, then applicant can reasonably speculate that the addition of sodium alginate can bring favorable influence to the adherence of medical fluid.
Comparative example 6 and comparative example 3, in component when poly- trisiloxanes modified without containing ethyoxyl, the withholding of drug
Amount reduces bigger, then applicant can reasonably deduce, and the addition of the modified poly- trisiloxanes of ethyoxyl can also enhance
Adherence on blade.
Secondly, making jointly between the modified poly- trisiloxanes three of solvent, sodium alginate and ethyoxyl in entire component
With adherence of the abamectin emulsifiable concentrate when being sprayed on crops can be enhanced, then finally in desinsection, effect is also just significant.
The above is only exemplary embodiment of the invention, protection scope and is not intended to limit the present invention, this hair
Bright protection scope is determined by the attached claims.
Claims (9)
1. a kind of abamectin emulsifiable concentrate, characterized in that consist of the following mass percentage components: avermectin 1.5-2%, cream
Agent 9.5-11%, solubilizer 7-7.5%, solvent 75-81% and sodium alginate 0.6-5.5%；
The emulsifier includes anionic surfactant and nonionic surfactant；
The anionic surfactant is calcium dodecyl benzene sulfonate；
The nonionic surfactant tristyrylphenol polyoxyethylene ether or polyoxyethylene sorbitan mono laurate
Ester；
Any one of the solvent selection S200, methyl oleate, ethyl lactate.
2. a kind of abamectin emulsifiable concentrate according to claim 1, characterized in that solubilizer selection isopropanol or the third two
Alcohol.
3. a kind of abamectin emulsifiable concentrate according to claim 2, characterized in that the mass fraction of the avermectin is
95%。
4. a kind of abamectin emulsifiable concentrate according to claim 3, characterized in that be grouped by the group of following mass percent
At: avermectin 1.5-1.9%, emulsifier 9.6-10.5%, solubilizer 7.3-7.5%, solvent 75-80.6% and sodium alginate 1-
5.5%；
The emulsifier includes anionic surfactant and nonionic surfactant；
The anionic surfactant is calcium dodecyl benzene sulfonate；
The nonionic surfactant tristyrylphenol polyoxyethylene ether or polyoxyethylene sorbitan mono laurate
Ester；
Any one of the solvent selection S200, methyl oleate, ethyl lactate.
5. a kind of preparation method of abamectin emulsifiable concentrate, characterized in that including following preparation step:
Step 1: weighing avermectin, solubilizer and solvent and be added into reaction kettle, stir evenly；
Step 2: continuing that sodium alginate and emulsifier are added into reaction kettle, stir evenly, obtain abamectin emulsifiable concentrate.
6. a kind of preparation method of abamectin emulsifiable concentrate according to claim 5, characterized in that anti-in step 1 and step 2
Answer the temperature setting of kettle at 45-55 DEG C.
7. a kind of preparation method of abamectin emulsifiable concentrate according to claim 6, characterized in that mixing time in step 1
For 15-25min, mixing time is 20-40min in step 2.
8. a kind of application method of abamectin emulsifiable concentrate as claimed in claim 7, characterized in that comprise the following steps that
S1: abamectin emulsifiable concentrate is added into sprayer, adds the water of 200-300 times of abamectin emulsifiable concentrate weight, mixing
It stirs evenly spare；
S2: continue that the modified poly- trisiloxanes of ethyoxyl is added into sprayer, be sprayed on crops after mixing.
9. a kind of application method of abamectin emulsifiable concentrate according to claim 8, characterized in that the ethyoxyl being added in S2
The amount of modified poly- trisiloxanes is the 7-10% of abamectin emulsifiable concentrate weight.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021012173A1 (en) * | 2019-07-23 | 2021-01-28 | Jiangsu Rotam Chemistry Co., Ltd. | Emulsifiable concentrate formulations and their uses |
| CN114600881A (en) * | 2022-04-22 | 2022-06-10 | 广西田园生化股份有限公司 | Pesticide liquid preparation and preparation method thereof |
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