CN107125260A - A kind of Pesticidal combination containing ethyl pleocidin and decis and preparation method and application - Google Patents
A kind of Pesticidal combination containing ethyl pleocidin and decis and preparation method and application Download PDFInfo
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- CN107125260A CN107125260A CN201710323332.7A CN201710323332A CN107125260A CN 107125260 A CN107125260 A CN 107125260A CN 201710323332 A CN201710323332 A CN 201710323332A CN 107125260 A CN107125260 A CN 107125260A
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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
- A01N53/00—Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
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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
- 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
- A01N43/04—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 one hetero atom
- A01N43/22—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 one hetero atom rings with more than six members
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Abstract
The invention discloses a kind of Pesticidal combination containing ethyl pleocidin and decis and preparation method and application, content of the ethyl pleocidin in Pesticidal combination is 10 35wt%, and content of the decis in Pesticidal combination is 5 15wt%.Ethyl pleocidin and decis are compounded and dispersible oil-suspending agent are made by the present invention, insecticidal effect is significantly improved, the crops such as paddy rice, corn, sugarcane and vegetables are can be widely used for, the insects such as diamondback moth, beet armyworm, prodenia litura, bean-pod borer, striped rice borer, yellow rice borer, rice leaf roller, corn borer, Liriomyza, thrips, aleyrodid, the aphid of crop described above are prevented and treated.Dispersible oil-suspending agent emulsifying dispersivity is good for its, be difficult retrogradation or knot bottom, and suspensibility is high, and thermodynamic stability is good, it can be not only used for conventional spraying, it can also be used for the spraying of plant protection unmanned plane to use, decoction is not volatile, anti-drift and infiltration conductibility is strong, resistance of rainwater washing against, high to target organismses activity.
Description
Technical field
The present invention relates to a kind of Pesticidal combination obtained by ethyl pleocidin and decis compounding, further relate to this and contain
Dispersible oil-suspending agent formulation of the Pesticidal combination of ethyl pleocidin and decis and its preparation method and application, belongs to
Technical field of pesticide.
Background technology
Ethyl pleocidin is a kind of new pleocidin insecticides produced by Dow AgroSciences, belongs to biomimetic type agriculture
Medicine.Action target is nAChR, is an efficient, broad spectrum insecticide, is mainly used in preventing and treating Lepidoptera and tassel
Wing mesh larva, the preventing and treating effect having had to vegetable-crop pest-insects such as diamondback moth, beet armyworm, Liriomyza, thrips, prodenia litura, bean-pod borers
Really, it is widely used in the resistance management rotation medicine variety of vegetable-crop pest-insect.Due to the field crop medication such as paddy rice, corn, sugarcane
The raising of cost, ethyl pleocidin is also gradually to promoting the use of in the control of insect of these field crops, as chlorine worm benzene first
The drug resistances such as acid amides, metaflumizone, indoxacarb administer rotation kind, for striped rice borer, yellow rice borer, rice leaf roller, corn
The preventing and treating medication of the lepidoptera pests such as snout moth's larva, yellow top borer, yellow snout moth's larva.
Decis belongs to pyrethroid insecticides, and mechanism of action is to postpone sodium closing gate, causes sodium ion
Increase, time lengthening are flowed into, and potassium ion flows out time retardation, causes negative after-potential to extend, neural axon membrane depolarization.Bromine cyanogen
Chrysanthemum ester is that virulence highest is a kind of in pyrethroid insecticides, and with tagging and stomach poison function, action of contace poison is rapid, knocks down
Power is strong, does not fumigate and systemic action, has repellent action to some insects in higher concentrations.Decis insecticidal spectrum is wide, to squama
Wing mesh, Homoptera insect effect preferably, to coleopteron because the different drug effect difference of species are very big, are mainly used in preventing and treating cotton etc.
Primary pest on field crop, fruit tree, vegetables and some other special crop.
Often there is different degrees of defect, example on agricultural insect pests control in the insecticide variety containing single-activity component
Such as：Insecticidal spectrum is narrow, is continuously easily developed immunity to drugs using rear insect, and the pollution of environment will be aggravated more than access times, and will not
The active component of same-action mechanism, which carries out compounding, can effectively overcome disadvantage mentioned above.Meanwhile, produced using two kinds of active component mixtures
Raw synergistic effect, can improve preventive effect, expand insecticidal spectrum, delay the generation of pest resistance to insecticide, reduce environmental pollution, be comprehensive
The important means of pest control.
At present, the conventional formulation of insecticide has pulvis, granula, missible oil, suspending agent etc., and the main formulation of decis is breast
Oil, the main formulation of ethyl pleocidin is suspending agent.Containing poisonous and harmful solvents of low boiling such as dimethylbenzene, benzene classes in missible oil,
Wettable powder produces dust in the production and use process, and environment and people and animals can be polluted, and aqueous suspension agent easily goes out again
Now the wild effect such as deposition, layering, has a strong impact on drug effect.Dispersible oil-suspending agent is the pesticide agent that a class has development prospect
Type, dispersible oil-suspending agent refers to that stable effective ingredients are suspended in the liquid preparation with water immiscible liquid, using water as dilution
The oil-suspending agent used after allotment, its English name is Oil-basedsuspension concentrates or Oil
Dispersion, abbreviation OD.Dispersible oil-suspending agent is directly diluted with water using preceding, before oil-suspending agent use
Organic solvent diluting need to be used.Dispersible oil-type adjuvant of the oil-suspending agent selection with good tackness and plate-out ability is as scattered
With dilution carrier, easily attach on wax or smooth blade face, so dispersible oil-suspending agent has well when in use
The advantages of tackness and plate-out ability, strong infiltration conductibility and strong ability to resist splash erosion.Dispersible oil-suspending agent compares aqueous suspension agent
It is more stable in performance, and, using environment-friendlysolvent solvent oil, environment and people and animals are not easily caused without dust during production and use
Pollution, more more environmentally-friendly than missible oil, wettable powder, drug effect is more preferable.Have no that decis and ethyl pleocidin are dispersible at present
The report of oil-suspending agent.
The content of the invention
For decis and the alone presence of ethyl pleocidin insecticidal effect it is poor, easily develop immunity to drugs etc. defect,
In order to adapt to the actual requirement of agricultural production, the invention provides a kind of Insecticidal combinations containing ethyl pleocidin and decis
Thing, said composition is compounded ethyl pleocidin and decis according to special ratios, serves good synergistic effect,
Insecticidal effect is improved, has delayed the generation of pest resistance to insecticide.
The invention provides a kind of Pesticidal combination, the active ingredient of the Pesticidal combination is ethyl pleocidin and bromine cyanogen
The content of chrysanthemum ester, wherein ethyl pleocidin in Pesticidal combination is 10-35wt%, and decis is in Pesticidal combination
Content is 5-15wt%.
It is preferred that, the total content of ethyl pleocidin and decis in Pesticidal combination is 20-40wt%.
The present invention is compounded ethyl pleocidin and decis, and both optimal compounding has been obtained by research
Ratio, wherein, ethyl pleocidin and decis are according to mass ratio 1-3.5:1 plays synergistic effect when being compounded, preferably
, when the content of ethyl pleocidin be 25wt%, decis content be 15wt% when synergistic effect it is more prominent.
The above-mentioned Pesticidal combination of the present invention, in addition to active ingredient, in addition to auxiliary agent, the auxiliary agent include emulsifying agent, point
At least one of powder, wetting agent, thickener, stabilizer and decentralized medium.
In the above-mentioned Pesticidal combination of the present invention, deltamethrin original medicine is clear crystal, there is higher molten in organic solvent
Xie Du, and missible oil formulation processing technology is simple, not high to equipment requirement, therefore the upper often processing creaming agent type of production；Ethyl is more
Bacteriocidin active compound is pale solid, solubility is low in water, fusing point is much larger than 60 DEG C, can be steady in water and under certain pH value
Determine the long period, be often processed into aqueous suspension agent.Usually require that possess preferable compatibility between each component in complex preparation, institute
Meaning compatibility refers to two or more material mixing, and the compatibility in chemical property and physical property is molecular level
Miscibility.In order that the complex composition possesses good compatibility and is more convenient for using, it is necessary to ground according to the characteristics of them
Study carefully suitable formulation.And the selection and research of formulation and auxiliary agent can more give full play to the synergistic effect of both.Therefore for bromine
The deficiency that the characteristics of Cyano chrysanthemate and ethyl pleocidin and both existing formulation are present, inventor is real by research and largely
Test, obtained the dispersible oil-suspending agent formulation of a kind of suitable ethyl pleocidin and decis.The dispersible oil-suspending agent
Experiment proves that the synergistic effect of active ingredient can be played preferably, killing rate is greatly improved, and can effectively prevent and kill off thrips, leaf mining
Fly, the insect such as diamondback moth, beet armyworm, rice leaf roller；And it is easy to use, it cannot be only used for conventional spraying and use, also can use
Used in the spraying of plant protection unmanned plane, decoction is not volatile, anti-drift and infiltration conductibility is strong, resistance of rainwater washing against, to target organismses
It is active high.
Dispersible oil-suspending agent of the invention containing ethyl pleocidin and decis is made up of active ingredient and auxiliary agent, is had
Imitate composition and auxiliary agent weight percentage is as follows：Ethyl pleocidin 10-35%, decis 5-15%, emulsifying agent 5-20%, point
Powder 1-6%, wetting agent 1-10%, thickener 1-5%, stabilizer 0.5-3%, decentralized medium supply 100%.
Ethyl pleocidin and decis are made into dispersible oil-suspending agent has difficulty of processing is big, stability is poor to lack
Point, for this problem, inventor carries out screening operation in large quantities to adjuvant system, has finally drawn matching between above-mentioned each component
The optimal system of degree, particularly emulsifying agent, the screening and combination of 3 components of dispersant and thickener greatly reduces formulation
Difficulty of processing, improves the stability of formulation, with the advantage that emulsifying dispersivity is good, suspensibility is high, efficiently solves sample
The problems such as storing condensate oil or caking, flocculation, particle size growth occur.
It is preferred that, the total content of ethyl pleocidin and decis in Pesticidal combination is 20-40wt%, and this is effective
Under component content scope, each component is more stable in system between auxiliary agent, drug effect more preferably.
Further, the emulsifying agent be styrylphenol polyoxyethylene ether, polyethenoxy ether carboxylate, castor oil gather
Oxygen vinethene, calcium dodecyl benzene sulfonate, AEO, APES and anhydrous sorbitol list bay
One or more in sour fat.
Further, the dispersant be calcium lignosulfonate, polycarboxylate sodium, alkylphenol sodium sulfonate, polyoxyethylene-
One or more in polyoxypropylene block copolymers and naphthalene sulfonic acid-formaldehyde condensation product sodium salt.
Further, the wetting agent is sodium sulfate of polyethenoxy ether of fatty alcohol, Nekal BX, alkylsulfonate, alkyl
One or more in sodium naphthalene sulfonate and lauryl sodium sulfate.
Further, the thickener is polyvinyl alcohol, white carbon, organobentonite, attapulgite, xanthans and silicic acid
One or more in magnalium.
Further, the stabilizer is butylated hydroxy anisole, triphenyl phosphite, epoxychloropropane and sodium benzoate
In one or more.
Further, the decentralized medium is one kind or many in epoxidized soybean oil, methyl oleate, rapeseed oil and castor oil
Kind, present invention decentralized medium used is environment-friendly solvent, is more beneficial for environmental protection, and good to each COMPONENTS COMPATIBILITY, is improved
The stability of product.
The auxiliary agent of the dispersible oil-suspending agent of the present invention has：Emulsifying agent, dispersant, wetting agent, thickener, stabilizer and scattered
Medium, having dispersible oil-suspending agent by the selection of these auxiliary agents, dispersion stabilization is good, suspensibility is high, thermodynamic stability good
The advantages of, when carrying out preferred to these auxiliary agents, it is more beneficial for the optimization of formulation performance and the drug effect of active ingredient is played, especially
It is that emulsifying agent, dispersant, the performance of the performance and drug effect of the preferred pair formulation of thickener have more preferable castering action.
It is preferred that, emulsifying agent is by styrylphenol polyoxyethylene ether and calcium dodecyl benzene sulfonate 2-4 in mass ratio:1
Mix.The content of emulsifying agent is preferably 12-20wt%.
It is preferred that, dispersant is by wooden calcium sulfonate and polycarboxylate sodium 1-3 in mass ratio:1 mixes.Dispersant contains
Amount is preferably 4-6wt%.
It is preferred that, wetting agent is by sodium sulfate of polyethenoxy ether of fatty alcohol and lauryl sodium sulfate in mass ratio 1:1-3 is mixed
Conjunction is formed.The content of wetting agent is preferably 8-9%.
It is preferred that, thickener is by white carbon and organobentonite in mass ratio 1:2-4 is mixed.The content of thickener is excellent
Elect 2.5-4wt% as.
It is preferred that, stabilizer is epoxychloropropane.The content of stabilizer is preferably 2-2.5wt%.
It is preferred that, decentralized medium is methyl oleate.
Present invention also offers the preparation method of above-mentioned dispersible oil-suspending agent, its step includes：By decentralized medium, emulsification
Agent, dispersant, wetting agent and stabilizer are added in reactor, are sufficiently mixed and are uniformly dispersed；Again to anti-under high speed shear state
Answer and thickener, ethyl pleocidin and decis are added in kettle, shear 15-30 minutes, be then ground to mixture particle diameter D90
Less than 5 μm, the dispersible oil-suspending agent containing ethyl pleocidin and decis is obtained.
In above-mentioned preparation method, each material is being subjected to high speed shear according to 2000-10000r/min shear rate.
In above-mentioned preparation method, grinding can be carried out using disclosed any Ginding process in the prior art, for example can be with
It is ground under zirconium oxide bead sanding media.After grinding, detected with laser fineness gage, until particle diameter D90It is less than 5 μm
Only.
Pesticidal combination is made in ethyl pleocidin, decis compounding by the present invention, and the compounding of both is effectively improved
Insecticidal effect, expands the prevention and treatment range to insect pest.In addition, ethyl pleocidin and decis are made and can divided by the present invention
Oil-suspending agent is dissipated, the formulation can be adapted to the scattered and performance of ethyl pleocidin and decis simultaneously, effectively lift medicine
Effect, and compared with the formulations such as missible oil, pulvis, suspending agent, the formulation dispersion stabilization is strong, adherence permeability is strong, easy to use,
Preparation process is without dust, and auxiliary agent is more environmentally friendly, and environment and people and animals are difficult to pollute.
Suspended present invention also offers the Pesticidal combination containing ethyl pleocidin and decis and its dispersible oil
Application of the agent in pest control.The Pesticidal combination and its dispersible oil-suspending agent can be used for paddy rice, corn, sugarcane and vegetable
Pest control in the crop fields such as dish, wherein insect pest include diamondback moth, beet armyworm, prodenia litura, bean-pod borer, striped rice borer, three changes
The insects such as snout moth's larva, rice leaf roller, corn borer, Liriomyza, thrips, aleyrodid, aphid.
The invention has the advantages that：
1st, the present invention is compounded ethyl pleocidin and decis, can be widely used for paddy rice, corn, sugarcane and vegetables
Deng crop, the vertical volume of diamondback moth, beet armyworm, prodenia litura, bean-pod borer, striped rice borer, yellow rice borer, rice of crop described above is prevented and treated
The insects such as leaf snout moth's larva, corn borer, Liriomyza, thrips, aleyrodid, aphid, are compared, desinsection with ethyl pleocidin, decis single dose
Effect is significantly improved.
2nd, the invention provides ethyl pleocidin and the dispersible oil-suspending agent of decis, the formulation is easy to use,
Can be not only used for conventional spraying, it can also be used to plant protection unmanned plane spraying use, decoction is not volatile, anti-drift and infiltration conductibility
By force, resistance of rainwater washing against is high to target organismses activity.
3rd, the preparation technology of dispersible oil-suspending agent of the invention is simple, easily operation, and the dispersible oil being prepared from suspends
Agent emulsifying dispersivity is good, be difficult retrogradation or knot bottom, topples over rear residue few；Suspensibility is high, and thermodynamic stability is good, outstanding before and after heat storage
Floating rate reaches as high as more than 95%.
Embodiment
Following embodiments are further illustrating using as the explaination to the technology of the present invention content for present invention, but
The substantive content of the present invention is not limited in described in following embodiments.
Unless otherwise instructed, following percentages are weight percentage.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 1 15%
It is formulated and is：Active component ethyl pleocidin 10%, decis 5%, emulsifier polyoxyethylene ether carboxylate 3%, dehydration mountain
Pears alcohol mono laurate fat 2%, dispersant polyox-yethylene-polyoxypropylene block copolymer 3%, alkylphenol sodium sulfonate 3%, wetting agent
Alkylsulfonate 1%, lauryl sodium sulfate 3%, thickener polyvinyl alcohol 2.5%, aluminium-magnesium silicate 2.5%, stabilizer butylhydroxy
Anisole 2%, surplus is epoxidized soybean oil.
Preparation method：Emulsifying agent, dispersant, wetting agent and stabilizer are added in decentralized medium, adds them into and carries
In the reactor of shear, it is sufficiently mixed emulsification, is uniformly dispersed；Under high speed shear state（2000-10000r/min）Again
Thickener, ethyl pleocidin and decis are added into reactor, is sheared 15-30 minutes, then in zirconium pearl sanding media
Under be ground, grind 2-3h, detected with laser fineness gage, until particle diameter D90Untill less than 5 μm, obtain and kill 15% ethyl more
The dispersible oil-suspending agent of rhzomorph decis.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 2 20%
It is formulated and is：Active component ethyl pleocidin 10%, decis 10%, emulsifying agent styrylphenol polyoxyethylene ether
12%th, calcium dodecyl benzene sulfonate 3%, dispersant calcium lignosulfonate 3%, polycarboxylate sodium 1%, wetting agent aliphatic alcohol polyethenoxy
Ether sodium sulfate 2%, lauryl sodium sulfate 6%, thickener white carbon 0.5%, organobentonite 2%, stabilizer epoxychloropropane 2%,
Surplus is methyl oleate.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 3 30%
It is formulated and is：Active component ethyl pleocidin 20%, decis 10%, emulsifying agent styrylphenol polyoxyethylene ether
9%th, calcium dodecyl benzene sulfonate 3%, dispersant calcium lignosulfonate 4%, polycarboxylate sodium 2%, wetting agent aliphatic alcohol polyethenoxy
Ether sodium sulfate 3%, lauryl sodium sulfate 6%, thickener white carbon 1%, organobentonite 3%, stabilizer epoxychloropropane 2% are remaining
Measure as methyl oleate.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 4 40%
It is formulated and is：Active component ethyl pleocidin 25%, decis 15%, emulsifying agent styrylphenol polyoxyethylene ether
13.3%th, calcium dodecyl benzene sulfonate 6.7%, dispersant calcium lignosulfonate 2.5%, polycarboxylate sodium 2.5%, wetting agent fatty alcohol
Polyethenoxy ether sodium sulfate 4%, lauryl sodium sulfate 4%, thickener white carbon 1%, organobentonite 2%, stabilizer epoxy chlorine
Propane 2%, surplus is methyl oleate.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 5 45%
It is formulated and is：Active component ethyl pleocidin 35%, decis 10%, emulsifying agent castor oil polyoxyethylene ether 10%, fat
Alcohol APEO 5%, dispersant polycarboxylate sodium 2%, alkylphenol sodium sulfonate 2%, wetting agent Nekal BX 0.4%, alkylnaphthalene
Sodium sulfonate 0.6%, thickener xanthans 2%, attapulgite 2%, stabilizer triphenyl phosphite 3%, surplus is rapeseed oil.Preparation side
Method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 6 50%
It is formulated and is：Active component ethyl pleocidin 35%, decis 15%, emulsifying agent styrylphenol polyoxyethylene ether
6%th, APES 10%, dispersant calcium lignosulfonate 0.5%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 0.5%, wetting agent
Negel 4%, Nekal BX 6%, thickener white carbon 0.5%, attapulgite 0.5%, stabilizer sodium benzoate 0.5%,
Surplus is castor oil.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 7 45%
It is formulated and is：Active component ethyl pleocidin 30%, decis 15%, emulsifying agent styrylphenol polyoxyethylene ether
9%th, calcium dodecyl benzene sulfonate 3%, dispersant calcium lignosulfonate 4%, polycarboxylate sodium 2%, wetting agent aliphatic alcohol polyethenoxy
Ether sodium sulfate 3%, lauryl sodium sulfate 6%, thickener white carbon 1%, organobentonite 3%, stabilizer epoxychloropropane 2% are remaining
Measure as methyl oleate.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of embodiment 8 30%
It is formulated and is：Active component ethyl pleocidin 20%, decis 10%, it is emulsifying agent castor oil polyoxyethylene ether 12%, scattered
Agent alkylphenol sodium sulfonate 3%, polyox-yethylene-polyoxypropylene block copolymer 3%, wetting agent Nekal BX 9%, thickener xanthan
Glue 2%, aluminium-magnesium silicate 2%, stabilizer epoxychloropropane 2%, surplus is methyl oleate.Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of comparative example 1 30%
It is formulated and is：Active component ethyl pleocidin 20%, decis 10%, emulsifying agent polysorbate 12%, castor oil polyoxy second
Alkene ether 10%, dispersant ethylene oxide-propylene oxide block copolymer 0.5%, sodium metnylene bis-naphthalene sulfonate 0.3%, wetting agent is pulled open
Powder BX 9%, thickener carboxymethyl cellulose 3%, diatomite 3%, stabilizer triphenyl phosphite 2%, surplus is epoxidized soybean oil.
Preparation method be the same as Example 1.
The dispersible oil-suspending agent of ethyl pleocidin decis of comparative example 2 40%
It is formulated and is：Active component ethyl pleocidin 35%, decis 5%, emulsifying agent styrylphenol polyoxyethylene ether
13.3%th, calcium dodecyl benzene sulfonate 6.7%, dispersant calcium lignosulfonate 2.5%, polycarboxylate sodium 2.5%, wetting agent fatty alcohol
Polyethenoxy ether sodium sulfate 4%, lauryl sodium sulfate 4%, thickener white carbon 1%, organobentonite 2%, stabilizer epoxy chlorine
Propane 2%, surplus is methyl oleate.Preparation method be the same as Example 1.
Performance to dispersible oil-suspending agent made from above-described embodiment and comparative example is detected, as a result see the table below 1.Its
In, suspensibility is detected that pourability is according to GB/T31737- according to GB/T14825-2006 agricultural-chemical suspension rate assay methods
2015 agricultural chemicals pourability assay methods are detected that dispersion stabilization is according to international analysis of agricultural drugs coordination board CIPAC MT
180《The dispersion stabilization of suspension emulsion is determined》Detected.
As shown in Table 1, the quality before and after heat storage of comparative example 1 is not good, and the quality after heat storage of embodiment 1,5,6,8 slightly becomes
Difference, and embodiment 2-4,7 and comparative example 2 quality after heat storage is preceding and heat is stored up are good, preferred promoter is played in product quality
Key effect.
Field experiment example 1：Field test prevents and treats the wild cabbage diamondback moth test of pesticide effectiveness
This test arrangement Jiangsu Province Huai'an Vegetable Base carry out, comparison medicament be 60g/L ethyl pleocidins suspending agent,
25g/L deltamethrin milk oils（It is purchased in market）.4 processing are set altogether, are respectively：Processing 1：Clear water is sprayed, blank control；Processing 2：Implement
Example 1-8 and the comparative example gained dispersible oil-suspending agent of ethyl pleocidin decis；Processing 3：60g/L ethyl pleocidins
Suspending agent；Processing 4：25g/L deltamethrin milk oils.
Wherein, embodiment 1-8 and the comparative example dispersible oil-suspending agent of gained ethyl pleocidin decis are by effective
30g/ hectares of progress cauline leaf spraying treatments of Ingredient Amount, processing 3 carries out cauline leaf spraying treatments for 36g/ hectares by effective ingredient consumption,
Processing 4 is by 25g/ hectares of progress cauline leaf spraying treatments of effective ingredient consumption.
Diamondback moth is in the larva full incidence period of 1-2 ages during experiment.With the type knapsack hand sprayer of workers and peasants -16 dispenser 1
It is secondary, it is watered 750kg by per hectare preparation consumption and is equipped with decoction, conversion cell amount of liquid medicine carries out even spraying.Weather during experiment
Well, daily mean temperature is 20-25.0 DEG C.Without rain on the day of dispenser, non-rainfall in 10 days after medicine.
Investigated before dispenser the 3rd after insect population, medicine, investigate borer population amount living respectively within 7,10 days, calculate Revision insect recluced rate, and see
Examine security of the test medicine to crop.
Ethyl pleocidin and decis compounding have very to wild cabbage diamondback moth it can be seen from the result of the test of upper table 2
Good prevention effect, Revision insect recluced rate is superior to comparison medicament.It can be seen that and help from the drug effect contrasts of each embodiment and comparative example
The selection of agent has a critically important influence for the performance of active ingredient, auxiliary agent selection is improper can have a strong impact on ethyl pleocidin and
The compounding effect of decis.According to the whole observation of field test process, in the range of test dose, wild cabbage growing way is good
Good, each treatment agent does not occur poisoning phenomenon, and it is safe to wild cabbage to illustrate it.
Field experiment example 2：Field test prevents and treats the paddy rice rice leaf roller test of pesticide effectiveness
This test arrangement is carried out in Hunan Yueyang Rice Cropping cooperative society base, and comparison medicament is sterilization more than 60g/L ethyls
Plain suspending agent, 25g/L deltamethrin milk oils（It is purchased in market）.4 processing are set altogether, are respectively：Processing 1：Clear water is sprayed, blank control；
Processing 2：Embodiment 1-8 and the comparative example gained dispersible oil-suspending agent of ethyl pleocidin decis；Processing 3：60g/L second
Base pleocidin suspension；Processing 4：25g/L deltamethrin milk oils.
Wherein, embodiment 1-8 and the comparative example dispersible oil-suspending agent of gained ethyl pleocidin decis are by effective
30g/ hectares of progress cauline leaf spraying treatments of Ingredient Amount, processing 3 carries out cauline leaf spraying treatments for 36g/ hectares by effective ingredient consumption,
Processing 4 is by 25g/ hectares of progress cauline leaf spraying treatments of effective ingredient consumption.
Rice leaf roller is in larva full incidence period during experiment.With the mono- rotor plant protection unmanned plane dispensers of 3WQF80-10 1 time, fly
Scanning frequency degree 3m/s, flying height（From canopy）1m, spraying swath：Tiller later stage 4m, flow is controlled in 0.4-0.6L/min decoctions, dispenser
Liquid measure 15L/hm2.Spraying time morning 8-9 points on June 20th, 2016, weather is fine, 10 DEG C of temperature, relative humidity 82%, wind speed
0.7m/s.Without rain on the day of dispenser, non-rainfall in 10 days after medicine.
Investigated before dispenser the 3rd after insect population, medicine, investigate borer population amount living respectively within 7,10 days, calculate Revision insect recluced rate, and see
Examine security of the test medicine to crop.
Ethyl pleocidin and decis compounding are to paddy rice rice leaf roller it can be seen from the result of the test of upper table 3
There is good prevention effect, Revision insect recluced rate is superior to comparison medicament.Drug effect contrasts from each embodiment and comparative example can
Go out, the selection of auxiliary agent has a critically important influence for the performance of active ingredient, auxiliary agent selection is improper to be had a strong impact on and kill ethyl more
The compounding effect of rhzomorph and decis.According to the whole observation of field test process, in the range of test dose, paddy rice length
Gesture is good, and each treatment agent does not occur poisoning phenomenon, and it is safe to paddy rice to illustrate it.
Field experiment example 3：Field test prevents and treats the cowpea thrips test of pesticide effectiveness
This test arrangement Hainan Province Sanya Vegetable Base carry out, comparison medicament be 60g/L ethyl pleocidins suspending agent,
25g/L deltamethrin milk oils（It is purchased in market）.4 processing are set altogether, are respectively：Processing 1：Clear water is sprayed, blank control；Processing 2：Implement
Example 1-8 and the comparative example gained dispersible oil-suspending agent of ethyl pleocidin decis；Processing 3：60g/L ethyl pleocidins
Suspending agent；Processing 4：25g/L deltamethrin milk oils.
Wherein, embodiment 1-8 and the comparative example dispersible oil-suspending agent of gained ethyl pleocidin decis are by effective
30g/ hectares of progress cauline leaf spraying treatments of Ingredient Amount, processing 3 carries out cauline leaf spraying treatments for 36g/ hectares by effective ingredient consumption,
Processing 4 is by 25g/ hectares of progress cauline leaf spraying treatments of effective ingredient consumption.
Thrips is caused harm full incidence period in nymph during experiment.With the type knapsack hand sprayer of workers and peasants -16 dispenser 1 time, by every
Hectare preparation consumption is watered 750kg and is equipped with decoction, and conversion cell amount of liquid medicine carries out even spraying.Weather is good during experiment, day
Temperature on average is 18-26.0 DEG C.Without rain on the day of dispenser, non-rainfall in 14 days after medicine.
Investigated before dispenser the 3rd after insect population, medicine, investigate borer population amount living respectively within 7,14 days, calculate Revision insect recluced rate, and see
Examine security of the test medicine to crop.
Ethyl pleocidin and decis compounding have very well to cowpea thrips it can be seen from the result of the test of upper table 4
Prevention effect, Revision insect recluced rate is superior to comparison medicament.Auxiliary agent is can be seen that from the drug effect contrasts of each embodiment and comparative example
Selection have a critically important influence for the performance of active ingredient, auxiliary agent selection is improper to have a strong impact on ethyl pleocidin and bromine
The compounding effect of Cyano chrysanthemate.According to the whole observation of field test process, in the range of test dose, cowpea grows fine,
Each treatment agent does not occur poisoning phenomenon, and it is safe to cowpea to illustrate it.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
Among the obvious changes or variations that the spirit of the present invention is extended out is still in protection scope of the present invention.
Claims (10)
1. a kind of Pesticidal combination, it is characterized in that：Active ingredient is ethyl pleocidin and decis, and ethyl pleocidin exists
Content in Pesticidal combination is 10-35wt%, and content of the decis in Pesticidal combination is 5-15wt%.
2. Pesticidal combination according to claim 1, it is characterized in that：Total content of the active ingredient in Pesticidal combination be
20-40wt%。
3. Pesticidal combination according to claim 1, it is characterized in that：The mass ratio of ethyl pleocidin and decis is
1-3.5:1。
4. Pesticidal combination according to claim 1, it is characterized in that：Formulation is dispersible oil-suspending agent, described dispersible
The auxiliary agent of oil-suspending agent includes at least one of emulsifying agent, dispersant, wetting agent, thickener, stabilizer and decentralized medium.
5. Pesticidal combination according to claim 4, it is characterized in that：When formulation be dispersible oil-suspending agent when, effectively into
Divide and auxiliary agent weight percentage is：Ethyl pleocidin 10-35%, decis 5-15%, emulsifying agent 5-20%, dispersant 1-
6%th, wetting agent 1-10%, thickener 1-5%, stabilizer 0.5-3%, decentralized medium supply 100%.
6. Pesticidal combination according to claim 5, it is characterized in that：The emulsifying agent is styrylphenol polyoxyethylene
Ether, polyethenoxy ether carboxylate, castor oil polyoxyethylene ether, calcium dodecyl benzene sulfonate, AEO, alkyl phenol
One or more in APEO and anhydrous sorbitol mono laurate fat；The dispersant is calcium lignosulfonate, poly- carboxylic
One in acid sodium-salt, alkylphenol sodium sulfonate, polyox-yethylene-polyoxypropylene block copolymer and naphthalene sulfonic acid-formaldehyde condensation product sodium salt
Plant or a variety of；The wetting agent is sodium sulfate of polyethenoxy ether of fatty alcohol, Nekal BX, alkylsulfonate, Negel
With the one or more in lauryl sodium sulfate；The thickener is polyvinyl alcohol, white carbon, organobentonite, concave convex rod
One or more in soil, xanthans and aluminium-magnesium silicate；The stabilizer is butylated hydroxy anisole, triphenyl phosphite, ring
One or more in oxygen chloropropane and sodium benzoate；The decentralized medium is epoxidized soybean oil, methyl oleate, rapeseed oil and castor
One or more in sesame oil.
7. the Pesticidal combination according to claim 5 or 6, it is characterized in that：The emulsifying agent is by styrylphenol polyoxy
Vinethene and calcium dodecyl benzene sulfonate 2-4 in mass ratio:1 mixes；The dispersant is by wooden calcium sulfonate and polycarboxylic acids
Sodium salt 1-3 in mass ratio:1 mixes；The wetting agent is by sodium sulfate of polyethenoxy ether of fatty alcohol and lauryl sodium sulfate
In mass ratio 1:1-3 is mixed；The thickener is by white carbon and organobentonite in mass ratio 1:2-4 is mixed；Institute
Stabilizer is stated for epoxychloropropane；The decentralized medium is methyl oleate.
8. Pesticidal combination according to claim 5, it is characterized in that：The total content of ethyl pleocidin and decis is
20-40wt%；The content of emulsifying agent is 12-20wt%；The content of dispersant is 4-6wt%；The content of wetting agent is 8-9%；Thickening
The content of agent is 2.5-4wt%；The content of stabilizer is 2-2.5wt%.
9. the preparation method of the Pesticidal combination described in a kind of claim 5 or 6, it is characterized in that comprising the following steps：Will be scattered
Medium, emulsifying agent, dispersant, wetting agent and stabilizer are added in reactor, are sufficiently mixed and are uniformly dispersed；In high speed shear state
Under thickener, ethyl pleocidin and decis are added into reactor again, shear 15-30 minutes, be then ground to mixing
Thing particle diameter D90Less than 5 μm, the dispersible oil-suspending agent containing ethyl pleocidin and decis is obtained.
10. application of the Pesticidal combination any one of claim 1-8 in pest control, it is characterized in that：The worm
Evil is the diamondback moth in paddy rice, corn, sugarcane or vegetables, beet armyworm, prodenia litura, bean-pod borer, striped rice borer, yellow rice borer, rice
The insects such as leaf-roller, corn borer, Liriomyza, thrips, aleyrodid, aphid.
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| CN114916550A (en) * | 2022-05-31 | 2022-08-19 | 允发化工（上海）有限公司 | Spinetoram-containing microcapsule and preparation method thereof |
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Address after: No. 8, Hai Pu North Road, New River ecological and chemical technology industry base in Pingdu City, Qingdao, Shandong Patentee after: QINGDAO RUNNONG CHEMICAL Co.,Ltd. Address before: 266717 New River eco chemical science and technology industrial base, Shandong, Qingdao Province, No. 8 Pu Bei Road Patentee before: QINGDAO RUNNONG CHEMICAL Co.,Ltd. |