CN110150296A - A kind of Tolfenpyrad and the Pesticidal combination of spiral shell worm ethyl ester and the preparation method and application thereof - Google Patents
A kind of Tolfenpyrad and the Pesticidal combination of spiral shell worm ethyl ester and the preparation method and application thereof Download PDFInfo
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- CN110150296A CN110150296A CN201910491573.1A CN201910491573A CN110150296A CN 110150296 A CN110150296 A CN 110150296A CN 201910491573 A CN201910491573 A CN 201910491573A CN 110150296 A CN110150296 A CN 110150296A
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
- A01N47/06—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing —O—CO—O— groups; Thio analogues thereof
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Abstract
The invention discloses a kind of Tolfenpyrad and the Pesticidal combination of spiral shell worm ethyl ester and the preparation method and application thereof, content of the Tolfenpyrad in Pesticidal combination is 10-40wt%, and content of the spiral shell worm ethyl ester in Pesticidal combination is 5-25wt%.Tolfenpyrad and spiral shell worm ethyl ester are compounded and dispersible oil-suspending agent are made by the present invention, insecticidal effect significantly improves, it can be widely used for the fruit trees and vegetables such as cucumber, capsicum, tomato, citrus, pear tree, prevent and treat the pests such as aleyrodid, aphid, wood louse, plant hopper, scale insect, thrips, the red spider of crop described above.It is dispersible, and oil-suspending agent emulsifying dispersivity is good, is not easy retrogradation or knot bottom, suspensibility is high, thermodynamic stability is good, it can be not only used for conventional spraying, it can also be used for plant protection drone to use by spraying, medical fluid is volatile, anti-drift and wetting and spreading are strong, infiltration conductibility is good, resistance of rainwater washing against, high to target organisms activity.
Description
Technical field
The present invention relates to a kind of Pesticidal combination compounded by Tolfenpyrad and spiral shell worm ethyl ester, the azoles worm acyl is further related to
Amine and the dispersible oil-suspending agent dosage form of the Pesticidal combination of spiral shell worm ethyl ester and its preparation method and application belong to pesticide technology neck
Domain.
Background technique
Tolfenpyrad belongs to pyrazole amide insecticides, and mechanism of action is the electron transmission hindered in mitochondrial metabolism system
System complex I, so that electron transmission be made to be hindered.Tolfenpyrad based on tagging, it is long without absorbability, lasting period, also have
There is ovicidal, suppression food, inhibit oviposition effect, insecticidal spectrum is wide, has to each Lepidopterous, Semiptera, Hymenoptera, Diptera and mite class
Higher control efficiency is widely used in the controls of insect such as vegetables, fruit tree, flowers, tea tree and ornamental plant.
Spiral shell worm ethyl ester belongs to tetronic acid class compound, is a kind of lipoid synthetic inhibitor, by the conjunction for inhibiting insect lipid
At causing it to be poisoned to death.Spiral shell worm ethyl ester has two-way Uptake and translocation performance well, can pass through the xylem and bast of plant
Portion is conducted upwards to conduct from top to bottom in plant.Spiral shell worm ethyl ester insecticidal spectrum is wide, the lasting period is long, be widely used in cotton,
The controls of insect such as soybean, potato, tomato, cucumber, eggplant, wild cabbage, strawberry, capsicum, grape, pear tree, citrus, banana.
The suckings pest such as aphid, aleyrodid, wood louse, thrips, red spider, scale insect are short with the breeding cycle, breed
The features such as amount is big, generation overlap is obvious, are easy to develop drug resistance and polypide are smaller, in production when chemical control, medical fluid it is more difficult
Adhere on polypide, medical fluid need to additionally add dedicated spray adjuvants.The effective component particle of oil-suspending agent (OD) can be dispersed and its help
Agent can be stably dispersed in the liquid of non-water quality, be used after being selected with water is dilute.Dispersible oil-suspending agent selection has sticks together well
Property and plate-out ability oil-type adjuvant as disperse and dilution carrier, be easy to attach on wax or smooth blade face, so can divide
It is excellent that scattered oil-suspending agent has that good tackness and plate-out ability, infiltration conductibility are strong and ability to resist splash erosion is strong etc. when in use
Point, conducive to attachment of the medical fluid on polypide.
Insecticide variety containing single active ingredient deposits pest after continued use on agricultural insect pests control and is easy to produce
Raw drug resistance, access times add the disadvantages of pollution of weight environment, and the active constituent of different role mechanism is carried out compounding energy
Effectively overcome disadvantage mentioned above.Meanwhile using synergistic effect caused by two kinds of active component mixtures, preventive effect can be improved, delay
The generation of pest resistance to insecticide reduces environmental pollution, is the important means of integrated control pest.Tolfenpyrad and spiral shell worm are had no at present
The relevant report of oil-suspending agent can be dispersed in ethyl ester.
Summary of the invention
For Tolfenpyrad and spiral shell worm ethyl ester be applied alone it is existing insecticidal effect is poor, is easy to produce the defects of drug resistance, in order to
The actual requirement of agricultural production is adapted to, the present invention provides the Pesticidal combination of a kind of Tolfenpyrad and spiral shell worm ethyl ester, the combinations
Object compounds Tolfenpyrad and spiral shell worm ethyl ester according to special ratios, plays good synergistic effect, improves desinsection effect
Fruit has delayed the generation of pest resistance to insecticide.
The present invention provides the Pesticidal combination of a kind of Tolfenpyrad and spiral shell worm ethyl ester, the Pesticidal combination it is effective at
It is divided into Tolfenpyrad and spiral shell worm ethyl ester, content of the Tolfenpyrad in Pesticidal combination is 10-40wt%, and spiral shell worm ethyl ester is in desinsection
Content in composition is 5-25wt%.
Further, total content of the effective component in Pesticidal combination is 15-50wt%, i.e. Tolfenpyrad and spiral shell worm second
Total content of the ester in Pesticidal combination is 15-50wt%.
Further, the mass ratio of Tolfenpyrad and spiral shell worm ethyl ester is 1-4:1, and within the scope of this mass ratio, the two is multiple
With with better synergistic effect.Preferably, the increasing when the content of Tolfenpyrad is 30wt%, the content of spiral shell worm ethyl ester is 10wt%
Effect effect is more prominent.
In addition, smaller, medicament is difficult to the case where attachment influences insecticidal effect, the present invention for sucking pest polypide
Dispersible oil-suspending agent is made in Tolfenpyrad and spiral shell worm ethyl ester, which can increase the adhesion of medical fluid, improve desinsection effect
Fruit.But found in research, it is big with difficulty of processing, steady that dispersible oil-suspending agent is made in Tolfenpyrad and spiral shell worm ethyl ester
The disadvantage of qualitative difference, for this problem, inventor screens adjuvant system by research and many experiments in large quantities
Work, has finally shown that matching degree is good, performance is stable, the adjuvant system of good disinsection effect, oil-suspending agent agent can be dispersed in the present invention
The auxiliary agent of type includes at least one of emulsifier, dispersing agent, wetting agent, thickener, stabilizer and decentralized medium.Pass through these
The screening and combination of this 3 adjuvant components of the selection of auxiliary agent, especially emulsifier, wetting agent and stabilizer, greatly reduce agent
The difficulty of processing of type improves the stability of dosage form, and final resulting dispersible oil-suspending agent is made to have emulsifying dispersivity good, outstanding
The advantages such as floating rate is high, thermodynamic stability is good, efficiently solve sample storage condensate oil or agglomeration, flocculation, particle size growth occur etc.
Problem.
Further, emulsifier of the present invention is alkyl phenol formaldehyde resin polyoxyethylene ether, castor oil polyoxyethylene ether, benzene second
Base phenol polyoxyethylene poly-oxygen propylene aether, calcium dodecyl benzene sulfonate, sorbitan monostearate, alkyl phenol polyoxyethylene ether
With one of polyoxyethylene ether or a variety of.
Further, inventive dispersant is calcium lignosulfonate, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, succinic acid dibutyl ester
One of sodium sulfonate, neopelex and polycarboxylate sodium are a variety of.Polycarboxylate sodium used in the present invention can be with
It is styrene-t sodium copolymer or polyacrylic acid sodium salt.
Further, wetting agent of the present invention is lauryl sodium sulfate, APES formaldehyde condensation product fourth two
One of sour half ester sulfonate sodium, sodium laureth sulfate, dodecyl sodium sulfate and Nekal BX are a variety of.
Further, thickener of the present invention is fumed silica, polyvinyl alcohol, organobentonite, xanthan gum and silicon
One of sour magnalium is a variety of.
Further, stabilizer of the present invention is tributyl phosphate, butylated hydroxy anisole, triphenyl phosphite and benzoic acid
One of sodium is a variety of.
Further, decentralized medium of the present invention is in palm oil, epoxidized soybean oil, methyl oleate, corn oil and castor oil
It is one or more, the present invention used in decentralized medium be environment-friendly solvent, be more advantageous to environmental protection, and compatible to each ingredient
Property is good, improves the stability of product.
Further, when carrying out preferred to above-mentioned auxiliary agent, the optimization of dosage form performance and the medicine of effective component are more advantageous to
Effect plays, and especially emulsifier, wetting agent, preferably having to the performance of the performance of dosage form and drug effect for stabilizer are preferably promoted
Effect.Preferably, emulsifier is by alkyl phenol formaldehyde resin polyoxyethylene ether (Nongru-700) and sorbitan monostearate (department
Disk 60) 1-3:1 in mass ratio mixes.Preferably, dispersing agent presses matter by calcium lignosulfonate and neopelex
Amount is mixed than 1-4:1.Preferably, wetting agent is by APES formaldehyde condensation product succinic acid half ester sulfonate sodium
(No. CAS: 127-39-9) and Nekal BX 1:1-3 in mass ratio are mixed.Preferably, thickener is by vapor phase method titanium dioxide
Silicon and organobentonite 1:1-4 in mass ratio are mixed.Preferably, stabilizer is butylated hydroxy anisole.Preferably, disperse
Medium is methyl oleate.
Further, the present invention provides a kind of preferably dispersible oil-suspending agent formulas, by effective component and auxiliary agent
Composition, effective component and auxiliary agent weight percentage be as follows: Tolfenpyrad 10-40%, spiral shell worm ethyl ester 5-25%, emulsifier 5-25%,
Dispersing agent 2-10%, wetting agent 2-8%, thickener 1-6%, stabilizer 1-5%, decentralized medium supply 100%.
Further, can be dispersed oil-suspending agent be made of the effective component and auxiliary agent of following weight percentage: effectively at
Divide 15-50%, emulsifier 10-20%, dispersing agent 3-8%, wetting agent 3-6%, thickener 2-5%, stabilizer 2-4%, decentralized medium is mended
Foot 100%.Under this effective component and auxiliary agent content, each component is more stable in system, drug effect more preferably.
Further, oil-suspending agent can be dispersed to be made of the effective component and auxiliary agent of following weight percentage: azoles worm acyl
Amine 30%, spiral shell worm ethyl ester 10%, emulsifier 10-20%, dispersing agent 3-8%, wetting agent 3-6%, thickener 2-5%, stabilizer 2-4%, point
Dispersion media supplies 100%.Herein under preferred effective component proportion and content, insecticidal effect is more preferably.
Preferably, the total content of Tolfenpyrad and spiral shell worm ethyl ester in Pesticidal combination is 20-40wt%, the effective component
Under content range, each component is more stable in system between auxiliary agent, drug effect more preferably.
Experiment proves that dispersible oil-suspending agent adhesive force provided by the invention is strong, effective component can be preferably played
Synergistic effect, killing rate greatly improves, can effectively prevent and kill off sucking pest, and easy to use, cannot be only used for routine
It is spraying to use, it may also be used for plant protection drone uses by spraying, and medical fluid is volatile, anti-drift and wetting and spreading are strong, infiltration passes
The property led is good, resistance of rainwater washing against.
The present invention also provides the preparation methods of above-mentioned dispersible oil-suspending agent comprising following steps:
(1) decentralized medium, emulsifier, dispersing agent, wetting agent and stabilizer are added in reaction kettle, are sufficiently mixed and are uniformly dispersed；
(2) thickener, Tolfenpyrad and spiral shell worm ethyl ester is added into reaction kettle under high speed shear, shears 10-35 minutes, then
It is ground to mixture partial size D90Less than 5 μm, the dispersible oil-suspending agent of Tolfenpyrad and spiral shell worm ethyl ester is obtained.
Further, in above-mentioned steps (2), each material is subjected to high speed according to the shear velocity of 2500-9000r/min and is cut
It cuts.
Further, in above-mentioned steps (2), grinding can be carried out using any grinding method disclosed in the prior art,
Such as it can be ground under zirconium oxide bead sanding media.It after grinding, is detected with laser fineness gage, until partial size D90It is small
Until 5 μm.
Pesticidal combination is made in Tolfenpyrad, spiral shell worm ethyl ester compounding by the present invention, and the compounding of the two, which effectively increases, kills
Worm effect expands the prevention and treatment range to insect pest.It suspends in addition, dispersible oil is made in Tolfenpyrad and spiral shell worm ethyl ester by the present invention
Agent, the dosage form can be suitble to the dispersion and performance of Tolfenpyrad and spiral shell worm ethyl ester simultaneously, be effectively promoted drug effect, and with cream
The dosage forms such as oil, pulvis, suspending agent are compared, and the dosage form dispersion stabilization is strong, and adherence, permeability are strong, easy to use, preparation process
Without dust, auxiliary agent is more environmentally friendly, is not easy to pollute to environment and people and animals.
The Pesticidal combination and its dispersible oil-suspending agent of Tolfenpyrad and spiral shell worm ethyl ester of the present invention can be used for fruit and vegetable
Pest control in dish the crop fields, the fruits and vegetables can be cucumber, capsicum, tomato, citrus, pear tree etc., and the insect pest is excellent
It is selected as sucking pest, such as aleyrodid, aphid, wood louse, plant hopper, scale insect, thrips, red spider etc..
The invention has the following advantages:
1, the present invention compounds Tolfenpyrad and spiral shell worm ethyl ester, can be widely used for cucumber, capsicum, tomato, citrus, pear tree etc.
On fruit trees and vegetables, the pierce-suck types mouth such as aleyrodid, aphid, wood louse, plant hopper, scale insect, thrips, red spider of crop described above is prevented and treated
Device pest, compared with Tolfenpyrad, spiral shell worm ethyl ester single dose, insecticidal effect is significantly improved.
2, dispersible oil-suspending agent is made in Tolfenpyrad and spiral shell worm ethyl ester by the present invention, is substantially reduced by the selection of auxiliary agent
The difficulty of processing of dosage form, improves the stability of dosage form, and final resulting dispersible oil-suspending agent is made to have emulsifying dispersivity
Well, retrogradation or knot bottom are not easy, topples over the advantages such as rear residue is few, suspensibility is high, thermodynamic stability is good, efficiently solves sample
It stores condensate oil or agglomeration, the problems such as flocculation, particle size growth occur.
3, the dispersible oil-suspending agent preparation process of the present invention is simple, and easy to operate, the dosage form is easy to use, can be not only used for often
Rule are spraying, it can also be used to which plant protection drone uses by spraying, and medical fluid is volatile, anti-drift and wetting and spreading are strong, infiltration conduction
Property good, resistance of rainwater washing against, high to target organisms activity, and compared with the dosage forms such as missible oil, pulvis, suspending agent, adherence is strong, seeps
Permeability is strong, improves the insecticidal effect to sucking pest small in size.
Specific embodiment
Below by specific embodiment, invention is further explained, and the following instruction is only illustrative, not right
Substantive content of the invention is limited.
Unless otherwise instructed, following percentages are weight percentage.
Oil-suspending agent can be dispersed in 1 15% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 10%, spiral shell worm ethyl ester 5%, emulsifier castor oil polyoxyethylene ether 2%, phenethyl phenol
Polyoxyethylene poly-oxygen propylene aether poly- 3%, dispersing agent naphthalene sulfonic acid-formaldehyde condensation product sodium salt 2%, succinic acid dibutyl ester sodium sulfonate 1%, wetting
Agent dodecyl sodium sulfate 1%, lauryl sodium sulfate 1%, thickener polyvinyl alcohol 2%, aluminium-magnesium silicate 4%, stabilizer tricresyl phosphate
Butyl ester 2%, surplus are decentralized medium palm oil.
Preparation method: emulsifier, dispersing agent, wetting agent and stabilizer are added in a dispersion medium, adds them into and has
In the reaction kettle of shear, it is sufficiently mixed emulsification, is uniformly dispersed；Under high speed shear state (2500-9000r/min) again to
Thickener, Tolfenpyrad and spiral shell worm ethyl ester are added in reaction kettle, shears 10-35 minutes, is then carried out under zirconium pearl sanding media
Grinding is ground 2-2.5h, is detected with laser fineness gage, until partial size D90Until less than 5 μm, 15% Tolfenpyrad spiral shell is obtained
Oil-suspending agent can be dispersed in worm ethyl ester.
Oil-suspending agent can be dispersed in 2 20% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 10%, spiral shell worm ethyl ester 10%, emulsifier alkyl phenol formaldehyde resin polyoxyethylene ether 5%,
Sorbitan monostearate 5%, dispersing agent calcium lignosulfonate 6.4%, neopelex 1.6%, wetting agent alkyl phenol
Polyoxyethylene ether formaldehyde condensation products succinic acid half ester sulfonate sodium 1.5%, Nekal BX 1.5%, thickener fumed silica
1%, organobentonite 1%, stabilizer butylated hydroxy anisole 2%, surplus are decentralized medium methyl oleate.Preparation method is the same as implementation
Example 1.
Oil-suspending agent can be dispersed in 3 30% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 20%, spiral shell worm ethyl ester 10%, emulsifier alkyl phenol formaldehyde resin polyoxyethylene ether 15%,
Sorbitan monostearate 5%, dispersing agent calcium lignosulfonate 4%, neopelex 2%, wetting agent alkyl phenol polyoxy
Vinethene formaldehyde condensation products succinic acid half ester sulfonate sodium 1%, Nekal BX 2%, it is thickener fumed silica 2%, organic
Bentonite 3%, stabilizer butylated hydroxy anisole 3%, surplus are decentralized medium methyl oleate.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 4 40% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 30%, spiral shell worm ethyl ester 10%, emulsifier alkyl phenol formaldehyde resin polyoxyethylene ether 10%,
Sorbitan monostearate 5%, dispersing agent calcium lignosulfonate 2%, neopelex 2%, wetting agent alkyl phenol polyoxy
Vinethene formaldehyde condensation products succinic acid half ester sulfonate sodium 1.5%, Nekal BX 4.5%, thickener fumed silica 0.5%,
Organobentonite 2%, stabilizer butylated hydroxy anisole 3%, surplus are decentralized medium methyl oleate.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 5 40% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 20%, spiral shell worm ethyl ester 20%, emulsifier calcium dodecyl benzene sulfonate 5%, polyoxyethylene
Ether 10%, dispersing agent styrene-t sodium copolymer 1 %, calcium lignosulfonate 1%, wetting agent Nekal BX 2%, laurel
Ether sulfate 3%, thickener xanthan gum 0.7%, organobentonite 0.3%, stabilizer sodium benzoate 1%, surplus is decentralized medium
Epoxidized soybean oil.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 6 45% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 35%, spiral shell worm ethyl ester 10%, emulsifier alkyl phenol polyoxyethylene ether 10%, sorbitol anhydride
Monostearate 15%, dispersing agent naphthalene sulfonic acid-formaldehyde condensation product sodium salt 4%, succinic acid dibutyl ester sodium sulfonate 2%, wetting agent laruyl alcohol
Ether sodium sulfate 3%, lauryl sodium sulfate 5%, thickener aluminium-magnesium silicate 3%, polyvinyl alcohol 2%, stabilizer triphenyl phosphite 2%,
Surplus is decentralized medium corn oil.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 7 50% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 40%, spiral shell worm ethyl ester 10%, emulsifier alkyl phenol formaldehyde resin polyoxyethylene ether 12%,
Sorbitan monostearate 6%, dispersing agent calcium lignosulfonate 2%, neopelex 1%, wetting agent alkyl phenol polyoxy
Vinethene formaldehyde condensation succinic acid half ester sulfonate sodium 2%, Nekal BX 3%, thickener fumed silica 1%, organic bentonite
Profit soil 3%, stabilizer butylated hydroxy anisole 4%, surplus are decentralized medium methyl oleate.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 8 35% Tolfenpyrad spiral shell worm ethyl ester of embodiment
Formula are as follows: effective component Tolfenpyrad 25%, spiral shell worm ethyl ester 10%, emulsifier castor oil polyoxyethylene ether 12%, phenethyl benzene
Phenol polyethenoxy polyethenoxy ether 5%, dispersing agent neopelex 6%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 4%, wetting agent
Nekal BX 5%, dodecyl sodium sulfate 1%, thickener xanthan gum 2%, polyvinyl alcohol 2%, stabilizer triphenyl phosphite 5%,
Surplus is decentralized medium castor oil.The preparation method is the same as that of Example 1.
Oil-suspending agent can be dispersed in 30% Tolfenpyrad spiral shell worm ethyl ester of comparative example
Formula are as follows: effective component Tolfenpyrad 20%, spiral shell worm ethyl ester 10%, emulsifier polysorbate 15%, calcium dodecyl benzene sulfonate
12%, dispersing agent ethylene oxide-propylene oxide block copolymer 0.5%, sodium metnylene bis-naphthalene sulfonate 0.3%, wetting agent poly alkyl alcohol
Ethylene oxide ether sodium sulfate 9%, thickener carboxymethyl cellulose 3%, diatomite 4%, stabilizer triphenyl phosphite 3%, surplus is ring
Oxygen soybean oil.The preparation method is the same as that of Example 1.
The performance that oil-suspending agent can be dispersed made from above-described embodiment and comparative example is detected, as a result see the table below 1.Its
In, suspensibility is detected according to GB/T14825-2006 agricultural-chemical suspension rate measuring method, and pourability is according to GB/T31737-
2015 pesticide pourability measuring methods are detected, and dispersion stabilization is according to international analysis of agricultural drugs coordination board CIPAC MT
180 " dispersion stabilization of suspoemulsion measures " are detected.Heat storage stability is store according to GB/T19136-2003 pesticide heat to be stablized
Property measuring method is detected.
As shown in Table 1, oil-suspending agent appearance can be dispersed obtained by the embodiment of the present invention to meet the requirements, suspensibility up to 90% with
On, heat storage stability is good, and comparative example quality before and after heat storage is bad, and the quality after heat storage of embodiment 1,5,6,8 is slightly deteriorated, and
Quality is good before heat storage and after heat storage for embodiment 2-4,7, it can thus be seen that preferred promoter plays pass in product quality
Key effect.From embodiment 2-4 and embodiment 7 as can be seen that in the case where selecting preferred promoter, effective ingredient content exists
The similar performance of oil-suspending agent can be dispersed in gained when changing within the scope of 20-50%, this explanation is using preferred promoter ingredient and content
Under, medicament contg influences dosage form performance smaller.From embodiment 1,5,6,8 as can be seen that in the case where ordinary adjuvants, gained
Dispersible oil-suspending agent performance is relatively poor, and replacement auxiliary agent also improves without positive effect, this illustrates the ingredient of preferred promoter and contains
Measure to Tolfenpyrad spiral shell worm ethyl ester can be dispersed oil-suspending agent the performance effect of being significantly improved, ordinary adjuvants then without.
Field experiment example 1: field trial prevents and treats tomato Bemisia tabaci pharmacodynamic test
This test arrangement is carried out in Shouguang City, Shandong Province Vegetable Base, and comparison medicament is 15% Tolfenpyrad suspending agent, 22.4% spiral shell
Worm ethyl ester suspending agent (commercially available).4 processing are set altogether, and be respectively as follows: processing 1: clear water is spraying, blank control；Processing 2: embodiment 1-8
And oil-suspending agent can be dispersed in Tolfenpyrad spiral shell worm ethyl ester obtained by comparative example；Handle 3:15% Tolfenpyrad suspending agent；Processing 4:
22.4% spiral shell worm ethyl ester suspending agent.
Wherein, embodiment 1-8 and comparative example gained Tolfenpyrad spiral shell worm ethyl ester can be dispersed oil-suspending agent and press effective component
Effective ingredient consumption 112.5g/ hectares of progress cauline leaf spraying treatment is pressed in 90g/ hectares of progress cauline leaf spraying treatments of dosage, processing 3,
Effective ingredient consumption 100.8g/ hectares of progress cauline leaf spraying treatment is pressed in processing 4.
Bemisia tabaci is in full incidence period when test.It is administered 1 time with -16 type knapsack hand sprayer of workers and peasants, by per hectare system
Agent dosage is watered 750kg and is equipped with medical fluid, and conversion cell liquid volume carries out even spraying.Weather is good during test, per day gas
Temperature is 21-30.0 DEG C.The application same day without rain, non-rainfall in 21 days after medicine.
Insect population is investigated before application, is investigated borer population amount living respectively within the 3rd, 14,21 day after medicine, is calculated Revision insect recluced rate, and
Observe safety of the test medicine to crop.
Investigation statistics method: the 15 plants of crops demarcated in every cell, in the case where letting alone insect, leaf are investigated every time
The back side is gone through, and record is living at borer population, checks leaf when adult is less movable in the morning.
Tolfenpyrad and spiral shell worm ethyl ester compounding have well tomato Bemisia tabaci it can be seen from the test result of upper table 2
Control efficiency, Revision insect recluced rate are superior to Tolfenpyrad suspending agent and spiral shell worm ethyl ester suspending agent comparison medicament.From each embodiment and
The selection that the drug effect contrasts of comparative example can be seen that auxiliary agent has important influence for the performance of effective component, and auxiliary agent selects not
When the compounding effect that can seriously affect Tolfenpyrad and spiral shell worm ethyl ester.According to the observation to field trial process whole process, testing
In dosage range, tomato grows fine, and each treatment agent does not occur phytotoxicity phenomenon, illustrates that it is safe to tomato.
Field experiment example 2: field trial prevents and treats pear sucker pharmacodynamic test
This test arrangement Anhui Province Dangshan city pear tree plantation Demonstration Garden carry out, comparison medicament be 15% Tolfenpyrad suspending agent,
22.4% spiral shell worm ethyl ester suspending agent (commercially available).4 processing are set altogether, and be respectively as follows: processing 1: clear water is spraying, blank control；Processing 2: real
Applying Tolfenpyrad spiral shell worm ethyl ester obtained by a 1-8 and comparative example can be dispersed oil-suspending agent；Handle 3:15% Tolfenpyrad suspending agent；
Handle 4:22.4% spiral shell worm ethyl ester suspending agent.Test medicine and dosage are shown in Table 3.
Cultivation condition, the water and fertilizer management uniformity of each cell.It is equal using hand sprayer with liquid volume 3000kg/ha
It is even to spray, it is desirable that each cell Pears front and back sides uniformly medicine.Separately set blank control, 4 repetitions of every processing, 5 plants of every cell
Tree.Insect population is investigated before medicine, is investigated borer population amount living respectively within the 3rd, 14,21 day after medicine, is calculated Revision insect recluced rate, and observe test
Safety of the medicament to crop.
Investigation statistics method: every cell investigates 4 plants of trees, and every plant is fixed 5 branches, every random searching 20 by 5 directions
Work borer population on piece leaf, if every processing borer population is no less than 300.
Tolfenpyrad and spiral shell worm ethyl ester compounding have good prevention and treatment to pear sucker it can be seen from the test result of upper table 3
Effect, Revision insect recluced rate are superior to Tolfenpyrad suspending agent and spiral shell worm ethyl ester suspending agent comparison medicament.From each embodiment and comparison
The selection that the drug effect contrasts of example can be seen that auxiliary agent has important influence for the performance of effective component, and auxiliary agent selects improper meeting
Seriously affect the compounding effect of Tolfenpyrad and spiral shell worm ethyl ester.According to the observation to field trial process whole process, in test dose
In range, pear tree grows fine, and each treatment agent does not occur phytotoxicity phenomenon, illustrates that it is safe to pear tree.
It should be appreciated that described above, the specific embodiments are only for explaining the present invention, is not intended to limit the present invention.By
The obvious changes or variations that spirit of the invention is extended out are still in the protection scope of this invention.
Claims (10)
1. a kind of Pesticidal combination, it is characterized in that: effective component is Tolfenpyrad and spiral shell worm ethyl ester, Tolfenpyrad is in Insecticidal combinations
Content in object is 10-40wt%, and content of the spiral shell worm ethyl ester in Pesticidal combination is 5-25wt%.
2. Pesticidal combination according to claim 1, it is characterized in that: total content of the effective component in Pesticidal combination is
15-50wt%。
3. Pesticidal combination according to claim 1 or 2, it is characterized in that: the mass ratio of Tolfenpyrad and spiral shell worm ethyl ester is
1-4:1, preferably 3:1.
4. Pesticidal combination according to claim 1, it is characterized in that: dosage form is dispersible oil-suspending agent, it is described dispersible
The auxiliary agent of oil-suspending agent includes at least one of emulsifier, dispersing agent, wetting agent, thickener, stabilizer and decentralized medium.
5. Pesticidal combination according to claim 4, it is characterized in that: when dosage form is dispersible oil-suspending agent, by following heavy
Measure the effective component and auxiliary agent composition of percentage composition: Tolfenpyrad 10-40%, spiral shell worm ethyl ester 5-25%, emulsifier 5-25%, dispersion
Agent 2-10%, wetting agent 2-8%, thickener 1-6%, stabilizer 1-5%, decentralized medium supply 100%.
6. Pesticidal combination according to claim 5, it is characterized in that: by following weight percentage effective component and help
Agent composition: effective component 15-50%, emulsifier 10-20%, dispersing agent 3-8%, wetting agent 3-6%, thickener 2-5%, stabilizer 2-
4%, decentralized medium supplies 100%；Preferably, it is made of the effective component and auxiliary agent of following weight percentage: Tolfenpyrad
30%, spiral shell worm ethyl ester 10%, emulsifier 10-20%, dispersing agent 3-8%, wetting agent 3-6%, thickener 2-5%, stabilizer 2-4%, dispersion
Medium supplies 100%.
7. according to Pesticidal combination described in claim 4,5 or 6, it is characterized in that: the emulsifier is alkylphenol-formaldehyde resin
Polyoxyethylene ether, castor oil polyoxyethylene ether, phenethyl phenol polyoxyethylene poly-oxygen propylene aether, calcium dodecyl benzene sulfonate, mountain
One of pears alcohol acid anhydride monostearate, alkyl phenol polyoxyethylene ether and polyoxyethylene ether are a variety of；The dispersing agent is wooden
Plain sulfoacid calcium, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, succinic acid dibutyl ester sodium sulfonate, neopelex and polycarboxylate sodium
One of or it is a variety of；The wetting agent is lauryl sodium sulfate, APES formaldehyde condensation product succinic acid half
One of ester sulfonate sodium, sodium laureth sulfate, dodecyl sodium sulfate and Nekal BX are a variety of；The thickener is
One of fumed silica, polyvinyl alcohol, organobentonite, xanthan gum and aluminium-magnesium silicate are a variety of；The stabilizer
For one of tributyl phosphate, butylated hydroxy anisole, triphenyl phosphite and sodium benzoate or a variety of；The decentralized medium
For one of palm oil, epoxidized soybean oil, methyl oleate, corn oil and castor oil or a variety of.
8. Pesticidal combination according to claim 7, it is characterized in that: the emulsifier is by alkylphenol-formaldehyde resin polyoxy second
Alkene ether and sorbitan monostearate 1-3:1 in mass ratio are mixed；The dispersing agent is by calcium lignosulfonate and 12
Sodium alkyl benzene sulfonate 1-4:1 in mass ratio is mixed；The wetting agent is by APES formaldehyde condensation product fourth two
Sour half ester sulfonate sodium and Nekal BX 1:1-3 in mass ratio are mixed；The thickener is by fumed silica and has
Machine bentonite 1:1-4 in mass ratio is mixed；The stabilizer is butylated hydroxy anisole；The decentralized medium is oleic acid first
Ester.
9. the preparation method of Pesticidal combination described in a kind of any one of claim 5-8, it is characterized in that the following steps are included:
(1) decentralized medium, emulsifier, dispersing agent, wetting agent and stabilizer are added in reaction kettle, are sufficiently mixed and are uniformly dispersed；
(2) thickener, Tolfenpyrad and spiral shell worm ethyl ester is added into reaction kettle under high speed shear, shears 10-35 minutes, then
It is ground to mixture partial size D90Less than 5 μm, the dispersible oil-suspending agent of Tolfenpyrad and spiral shell worm ethyl ester is obtained.
10. application of the Pesticidal combination of any of claims 1-8 in pest control, it is characterized in that: the worm
Evil is the sucking pest in fruits and vegetables, preferably aleyrodid, aphid, wood louse, scale insect, thrips or red spider.
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| CN111436448A (en) * | 2020-05-20 | 2020-07-24 | 柳州市惠农化工有限公司 | Composition of spirotetramat and tolfenpyrad as well as preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103858899A (en) * | 2012-12-12 | 2014-06-18 | 王丽君 | Pesticide composition containing spirotetramat and amide insecticide |
| CN106417330A (en) * | 2016-09-19 | 2017-02-22 | 佛山市盈辉作物科学有限公司 | Insecticidal composition containing cyclaniliprole and spirotetramat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103858899A (en) * | 2012-12-12 | 2014-06-18 | 王丽君 | Pesticide composition containing spirotetramat and amide insecticide |
| CN106417330A (en) * | 2016-09-19 | 2017-02-22 | 佛山市盈辉作物科学有限公司 | Insecticidal composition containing cyclaniliprole and spirotetramat |
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| CN111436448A (en) * | 2020-05-20 | 2020-07-24 | 柳州市惠农化工有限公司 | Composition of spirotetramat and tolfenpyrad as well as preparation method and application thereof |
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