CN104642373A - Insecticide composition containing chlorine-fluorine cyantraniliprole and high-efficiency chlorine-fluorine clocythrin - Google Patents

Insecticide composition containing chlorine-fluorine cyantraniliprole and high-efficiency chlorine-fluorine clocythrin Download PDF

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CN104642373A
CN104642373A CN201510061001.1A CN201510061001A CN104642373A CN 104642373 A CN104642373 A CN 104642373A CN 201510061001 A CN201510061001 A CN 201510061001A CN 104642373 A CN104642373 A CN 104642373A
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oil
fluorine
suspending agent
insecticides
insect amide
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CN104642373B (en
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张登科
黄松其
吴燕芳
刘伟
叶鸿
斯晓帆
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Jiangxi Hetian Technology Co ltd
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LIANYUNGANG HETIAN CHEMICAL CO Ltd
ZHEJIANG HETIAN CHEMICAL CO Ltd
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Abstract

The invention discloses an insecticide composition containing chlorine-fluorine cyantraniliprole and high-efficiency chlorine-fluorine clocythrin. The insecticide composition is prepared from the following components by weight percent: 15%-23% of chlorine-fluorine cyantraniliprole, 3%-15% of high-efficiency chlorine-fluorine clocythrin and the balance of additives and oily fillers, wherein the percent concentration is weight percent. A dispersible oil suspending agent is preferably selected as the preparation of the insecticide composition. As a method combining grinding and 'post-emulsifiable dispersion', the preparation process comprises the following steps: preparing the high-efficiency chlorine-fluorine clocythrin into an oil phase similar to emulsified oil, adding chlorine-fluorine cyantraniliprole prepared by using the traditional grinding method into the dispersible oil suspending agent, and using a high-shearing dispersing machine to emulsify and disperse the mixture uniformly. The insecticide composition disclosed by the invention has the advantages that the preventing effect of the dispersible oil suspending agent for lepidoptera pests such as plutella xylostella easy to generate drum resistance is excellent; and the insecticide composition has the characteristics of good crop compatibility, integration of fast-acting property and durable effect, low environmental stimulation in production and use and the like and can be used for drug-resistance control of the plutella xylostella.

Description

The insecticides of a kind of containing chlorine fluorine cyanogen insect amide and gamma cyhalothrin
Technical field
The invention belongs to pesticide field, be specifically related to the insecticides of a kind of containing chlorine fluorine cyanogen insect amide and gamma cyhalothrin and dispersible the preparation method of oil-suspending agent.
Technical background
Chlorine fluorine cyanogen insect amide (test code number ZJ4042) is Zhejiang Research Institute of Chemical Industry, Ltd. (base, Zhejiang, national southern pesticides discovery center) autonomous innovation development, the phthalic diamides insecticide of cyano-containing, obtain national inventing patent, Zhejiang Hetian Chemical Co., Ltd. is the industry development base in base, Zhejiang, national southern pesticides discovery center.This former medicine low toxicity, to rabbit eyes and no skin irritation, without three mutagenicities and genotoxicity, is that one is very safe, efficiently, and the environment-friendly pesticide of low toxicity.
According to the Toxicity Determination result display of open source information report, its insecticidal spectrum, insecticidal bioactivity, and insecticidal action mode, all suitable with novel pesticide fipronil bisamide to lepidopterous larvae poisoning symptom etc., infer the similar fipronil bisamide class of its mechanism of action.
Gamma cyhalothrin is efficient, wide spectrum, fast-acting type pyrethroid Insecticidal and acaricidal agent, to tag and stomach poison function, without systemic action, usually its to insect to knock down activity very high, drug effect is rapid, be applicable to peanut, soybean, cotton, fruit tree, vegetables, the control of the multiple lepidoptera pest in the various crop such as tealeaves, also can be used to prevent and treat multiple earth's surface and public health insect.
The former medicine fusing point of gamma cyhalothrin about 49 DEG C, in a lot of organic solvent, dissolubility is all very good, and its processing formulation is missible oil usually.
Dispersible oil-suspending agent (oil-based suspension concentrate, OD) be in recent years FAO (Food and Agriculture Organization of the United Nation) (FAO) release efficient, the green formulation of environment-friendly type, it is with the oils of environment-friendly type for medium, stable effective ingredients is suspended in the liquid preparation in oil; Be suitable for being processed into the pesticide activity component dispersibling oil-suspending agent, generally at least possess two features: one is that former medicine fusing point is wanted high (being advisable for more than 60 degree), and two is that former medicine does not substantially dissolve in oil based media; Otherwise it is produced and difficulty of processing will be very large; Usually its processing technology is ground exactly, namely by the abrasive media in sand mill, material is ground to form the particle of certain fineness, and makes it be dispersed in oil based media by the peptizaiton of surfactant.
This formulation, due to containing a large amount of plant oil, compares water, and it is much better to the compatibility of crop and target, and therefore this formulation not only increases the efficiency of transmission of medicament to target organisms, and to environment with very friendly per family.Comparatively speaking, then there is larger environmental issue in missible oil and wetting powder, the former is a large amount of to the disagreeableness organic solvent of environment because employing, there is serious dust problem in latter, therefore, dispersible the formulation that oil-suspending agent is a kind of very high-efficiency environment friendly, to use after water dilution allotment evenly when it uses.
Diamond-back moth is a kind of global important pests taking food brassicaceous vegetable of causing harm specially, often causes serious loss to agricultural production.From nineteen fifty-three reported first since it develops immunity to drugs, successively in China Shanghai, Guangdong, Hainan, multiple area such as Shandong has found that diamond-back moth all creates pesticide resistance to more than 50 kind of insecticides such as organic phosphor, carbamate, pyrethroid and benzoyl group phenylurea class insect growth regulator, IGRs; When diamond-back moth is caused harm serious, even if strengthen dosage, still can not effectively control it and cause harm; This makes safety and environmental protection and diamond-back moth pesticide control is very rare efficiently, and many times peasant has to use the agricultural chemicals of the even hypertoxic class of high poison to go control.This can strengthen the exposure of peasant user when the malicious highly toxic pesticide of height uses on the one hand, endangers healthy; The height poison brought thus on the other hand, highly toxic pesticide residue problem carrys out hidden trouble also to food safety belt.
Summary of the invention
Object of the present invention: one is for the important pests diamond-back moth on the crops such as vegetables provides efficiently a kind of and the novel environment friendly insecticide not easily developed immunity to drugs; Two is the formulations for this insecticide composition---the preparation dispersibling oil-suspending agent provides a kind of new processing technology.
First object of the present invention is achieved through the following technical solutions:
The insecticides of a kind of containing chlorine fluorine cyanogen insect amide and gamma cyhalothrin, it is characterized in that: described insecticides contains chlorine fluorine cyanogen insect amide 15%-23%, gamma cyhalothrin 3%-15%, surplus is auxiliary agent and oils filler, and percent concentration is wherein weight percentage.
Further, chlorine fluorine cyanogen insect amide content is preferably 15%-18%, gamma cyhalothrin 7%-10%; Surplus is auxiliary agent and oils filler.
Described oils filler is vegetable oil or methylated vegetable oil, oils filler be selected from soybean oil, corn oil, castor oil, rapeseed oil, olive oil, methyl oleate, methyl hexadecanoate, esterification soybean oil, esterification rapeseed oil one or several, account for the 50%-70% of Pesticidal combination weight ratio.
Described auxiliary agent comprises emulsifier, dispersant, bleeding agent, thickener or PH conditioning agent.
The formulation of described insecticides preferably dispersibles oil-suspending agent.
Above-mentionedly dispersible in oil-suspending agent, except containing except active component and vegetable oil or methylated vegetable oil, also containing surfactant and thickener, add PH conditioning agent etc. if desired.
Surfactant can serve as emulsifier, dispersant or bleeding agent, can be nonionic with anionic, also can be two or more compound use.Described emulsifier is selected from APEO oleoyl ricinoleate, castor oil polyoxyethylene ether, APEO glycerine ester, polyethylene glycol monooleate, EO-PO (polyoxyethylene polyoxypropylene) graft block copolymer, styrenated phenol polyoxyethylene ether phosphate triethanolamine salt, described dispersant is selected from macromolecule oiliness polycarboxylate.Above-mentioned surfactant accounts for the 10%-30% of Pesticidal combination weight ratio.
The thickener of indication of the present invention is organic modified bentonite, gas-phase silica, polyamide wax etc.PH conditioning agent is organic amine etc.
Second object of the present invention is achieved through the following technical solutions:
A kind of preparation method dispersibling oil-suspending agent of insecticides, it is characterized in that, described insecticides contains chlorine fluorine cyanogen insect amide 15%-23%, gamma cyhalothrin 3%-15%, surplus is auxiliary agent and oils filler, and percent concentration is wherein weight percentage; The described preparation method dispersibling oil-suspending agent is as follows: first become to dispersible oil-suspending agent with auxiliary agent, oils filling material grinding by chlorine fluorine cyanogen insect amide; Again gamma cyhalothrin and plant oil, emulsifier are prepared into the creamy oil phase of class; What finally this oil phase is added chlorine fluorine cyanogen insect amide dispersibles in oil-suspending agent, makes it be uniformly dispersed by high-shear emulsifying dispersion machine, and what prepare chlorine fluorine cyanogen insect amide and gamma cyhalothrin dispersibles oil-suspending agent.
The new processing technology of composite preparation in the present invention, is different from traditional single mill method.It should be noted that: gamma cyhalothrin fusing point is low, because machinery equipment easily heats up during grinding, especially production equipment heating is larger, single grinding preparation process very easily makes its melting and sedimentation occurs to assemble, thus cause conventional processing technology normally cannot prepare chlorine fluorine cyanogen insect amide and gamma cyhalothrin compound dispersible oil-suspending agent, and the described new preparation process reasonably avoiding process of lapping of gamma cyhalothrin, thus the oil-suspending agent that dispersibles of chlorine fluorine cyanogen insect amide and gamma cyhalothrin successfully prepared.
In above-mentioned composition of the present invention, chlorine fluorine cyanogen insect amide is in stomach poison function mode, owing to being noval chemical compound, its mechanism of action is still not clear, but its structure and the mode of action, and insect is all analogous to fipronil bisamide by the dead worm symptom after medicine, therefore infers that it is calcium ion release promoter, even if insect excessively discharges calcium ion, thus cause body calcium deficiency so that paralysis and dead.Gamma cyhalothrin is pyrethroid efficient pesticides, and the mode of action is to tag and stomach toxicity, and its mechanism of action is nervous system aixs cylinder position conduction depressant drug, makes insect finally dead by destroying neural conduction.
The stomach poison function that the present invention utilizes the brand-new Action mechanism of chlorine fluorine cyanogen insect amide and shows, has good insecticidal effect and lasting period to diamondback moth larvae; Utilize gamma cyhalothrin to tag fast and stomach poison function, make insect larva faster by medicine reaction, in addition because gamma cyhalothrin has certain osmosis on blade face, useful effect dosage and the rain wash resistance of compound drug can be improved.
Chlorine fluorine cyanogen insect amide and the composite generation synergistic function of gamma cyhalothrin, can overcome the deficiency that two kinds of single doses use, and chlorine fluorine cyanogen insect amide single dose is used alone on the one hand, and responding time is relatively slow; Diamond-back moth is increasing to gamma cyhalothrin pesticide resistance at present on the other hand, two kinds of composite reagents use, synergy between them greatly strengthen drug effect, the improvement of composition of the present invention to the Lepidoptera class pest such as diamond-back moth producing resistance is made also to have unique effect, and due to drug effect raising, both dosages can also be reduced, also have benifit to the edible safety risk reducing vegetables.
Prove through experiment, insecticides of the present invention has extraordinary insecticidal effect to the vegetables diamond-back moth developed immunity to drugs, and is a kind of ideal Pesticidal combination.
The process equipment of present composition preparation and the processing technology do not stated clearly are openly known.
Embodiment:
The present invention in order to illustrate, but is not limited to these examples with following concrete embodiment.In all formulas, percentage is weight ratio.
One, the preparation of oil-suspending agent is dispersibled
By chlorine fluorine cyanogen insect amide and auxiliary agent, oils weighs, and loads sand mill after homogeneous, and sand milling, thus obtains homogeneous dispersibling oil-suspending agent finished product to the particle diameter of preparation below 10 microns; Again by gamma cyhalothrin and emulsifier, oils mixes, and is prepared into oil phase after stirring to clarify; Finally this oil phase being added chlorine fluorine cyanogen insect amide dispersibles in oil-suspending agent, and shear evenly with high-shear emulsifying dispersion machine, what obtain described composition dispersibles oil-suspending agent.
Formulation Example one: chlorine fluorine cyanogen insect amide 15%, gamma cyhalothrin 10%, APEO oleoyl ricinoleate 15%, rosin grafting EO-PO block copolymer 2%, macromolecule modified oil base polycarboxylate 2%, modified alta-mud 1.5%, soybean oil supplies 100%.
Formulation Example two: chlorine fluorine cyanogen insect amide 17%, gamma cyhalothrin 8%, APEO oleoyl ricinoleate 15%, rosin grafting EO-PO block copolymer 2%, macromolecule modified oil base polycarboxylate 2%, gas-phase silica 1%, modified alta-mud 1%, soybean oil supplies 100%.
Formulation Example three: chlorine fluorine cyanogen insect amide 19%, gamma cyhalothrin 6%, APEO glycerine ester 10%, rosin grafting EO-PO block copolymer 3%, castor oil polyoxyethylene ether 5%, macromolecule modified oil base polycarboxylate 2%, gas-phase silica 1%, modified alta-mud 1%, methyl oleate supplies 100%.
Formulation Example four: chlorine fluorine cyanogen insect amide 21%, gamma cyhalothrin 4%, polyethylene glycol monooleate 10%, APEO glycerine ester 10%, macromolecule modified oil base polycarboxylate 2%, gas-phase silica 1%, modified alta-mud 0.5%, corn oil supplies 100%.
Two, effect experiment method
(1) composition of chlorine fluorine cyanogen insect amide and gamma cyhalothrin is to diamond-back moth indoor biometrics experimental technique
Adopt cabbage leaves infusion process.Main for fresh cabbage leaves muscle is removed, is cut into about 3cm × 5cm leaf dish with scissors, 2 ~ 3 leaf dish to be dipped in liquid 10 seconds, after ventilation is dried naturally, be placed in diameter 10cm culture dish, every ware connect 3 mid-term in age diamondback moth larvae 20, lid blotting paper, add a cover, mark, temperature (26 ± 2) DEG C, relative moisture 70%, intensity of illumination 2000lx, Light To Dark Ratio is the indoor of 14h:10h.3 repetitions are established in test, contrast with clear water.24h, 72h " Invest, Then Investigate " diamondback moth larvae death condition, to touch polypide with writing brush during investigation, examination worm is motionless or can not normally creep as dead worm standard.
Note: the former medicine of 96% chlorine fluorine cyanogen insect amide used provided by Zhejiang Provincial Chemical Engineering Research Inst pesticides discovery; 3 instar larvaes for examination diamond-back moth pick up from the more serious same wild cabbage ground of pesticide resistance.
(2) test statistics
Add up the borer population alive of each process and total borer population, calculating lethality (Abbott ' s formula).
Carry out data analysis statistical by " DPS data handling system " V6.50 professional version, obtain regression line, LC 50.Toxicity index and co-toxicity coefficient is calculated by the abundant method of Sun Yun (Sun etc. 1960).
The content (%) of toxicity index × B in using with of content (the %)+B of toxicity index × A in using with of theoretical mixed toxicity index (TTI)=A
(3) effect experiment result
With insecticides of the present invention and chlorine fluorine cyanogen insect amide, gamma cyhalothrin single dose carries out comparative trial, to the co-toxicity coefficient of diamond-back moth and test of pesticide effectiveness data as shown in table 1.
Table 1: chlorine fluorine cyanogen insect amide and gamma cyhalothrin combine diamond-back moth co-toxicity coefficient measurement result (following chlorine fluorine cyanogen insect amide A replaces, and gamma cyhalothrin B replaces)
Insecticide LC50(mg/L) Actual measurement toxicity index Theoretical toxicity index Co-toxicity coefficient CTC
A 5.86 2455.63 / /
B 143.9 100 / /
A:B=12:13 5.24 2746.18 1230.702 223.139
A:B=15:10 4.17 3450.84 1513.378 228.022
A:B=18:7 3.24 4441.36 1796.054 247.284
A:B=20:5 3.21 4482.87 1984.504 225.894
A:B=23:2 3.83 3757.18 2267.180 165.720
The evaluation of complex preparation insecticidal effect, mainly judges by calculating co-toxicity coefficient (Cotoxicity Cotteient, CTC).If co-toxicity coefficient CTC is greater than 120, show there is synergistic effect; If be less than 80, be indicated as antagonism; Close to 100, be indicated as summation action.
From above-mentioned indoor biometrics experimental result, the combination of above-mentioned chlorine fluorine cyanogen insect amide and gamma cyhalothrin to 3 age diamond-back moth all there is good synergistic effect (CTC value is all greater than 120).
After described composition is prepared into and dispersibles oil-suspending agent, with 20% chlorine fluorine cyanogen insect amide aqueous suspension agent, 5% efficient cyhalothrin emulsifiable concentrate has carried out field medicine effect test contrast for rice leaf roller, and data are as follows:
Table 2: chlorine fluorine cyanogen insect amide and gamma cyhalothrin dispersible oil-suspending agent to rice leaf roller control in field effect
From control in field effect, the combination of chlorine fluorine cyanogen insect amide and gamma cyhalothrin has good preventive effect to diamond-back moth, and after 14 days, lethality all can reach more than 83%.Drug effect all has raising in various degree compared with single dose, especially with chlorine fluorine cyanogen insect amide 15%-18%, during gamma cyhalothrin 7%-10%, synergistic effect is more outstanding, and be obviously better than chlorine fluorine cyanogen insect amide and gamma cyhalothrin single dose, the preventive effect after 14 days is all more than 90%.
From above-mentioned experimental result, the combination of chlorine fluorine cyanogen insect amide and gamma cyhalothrin can have quick-acting and lasting effect concurrently, and can realize good efficiency-cost ratio, is a kind of desirable insecticide composition, and the improvement of antagonism diamond-back moth is a selection preferably.

Claims (6)

1. the insecticides of a containing chlorine fluorine cyanogen insect amide and gamma cyhalothrin, it is characterized in that: described insecticides contains chlorine fluorine cyanogen insect amide 15%-23%, gamma cyhalothrin 3%-15%, surplus is auxiliary agent and oils filler, and percent concentration is wherein weight percentage.
2. insecticides according to claim 1, is characterized in that, described insecticides contains chlorine fluorine cyanogen insect amide 15%-18%, gamma cyhalothrin 7%-10%, and surplus is auxiliary agent and oils filler.
3. insecticides according to claim 1, it is characterized in that: described oils filler is vegetable oil or methylated vegetable oil, oils filler be selected from soybean oil, corn oil, castor oil, rapeseed oil, olive oil, methyl oleate, methyl hexadecanoate, esterification soybean oil, esterification rapeseed oil one or several.
4. insecticides according to claim 1, is characterized in that, described auxiliary agent comprises emulsifier, dispersant, bleeding agent, thickener or PH conditioning agent.
5. insecticides according to claim 1, is characterized in that, the formulation of described insecticides is for dispersibling oil-suspending agent.
6. the preparation method dispersibling oil-suspending agent of an insecticides, it is characterized in that, described insecticides contains chlorine fluorine cyanogen insect amide 15%-23%, gamma cyhalothrin 3%-15%, surplus is auxiliary agent and oils filler, and percent concentration is wherein weight percentage; The described preparation method dispersibling oil-suspending agent is as follows: first become to dispersible oil-suspending agent with auxiliary agent, oils filling material grinding by chlorine fluorine cyanogen insect amide; Again gamma cyhalothrin and plant oil, emulsifier are prepared into the creamy oil phase of class; What finally this oil phase is added chlorine fluorine cyanogen insect amide dispersibles in oil-suspending agent, makes it be uniformly dispersed by high-shear emulsifying dispersion machine, and what prepare chlorine fluorine cyanogen insect amide and gamma cyhalothrin dispersibles oil-suspending agent.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106259497A (en) * 2016-08-15 2017-01-04 卞佳林 A kind of Synergistic type method for producing insecticide
CN106857690A (en) * 2015-12-11 2017-06-20 黄少安 A kind of insecticide
CN112741085A (en) * 2020-12-30 2021-05-04 中国农业科学院植物保护研究所 Trichoderma conidium oil suspending agent and application thereof

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WO2007122264A2 (en) * 2006-04-26 2007-11-01 Basf Se Composition comprising a glucan or a glucan derivative and a pesticide and methods for improving plant health
CN102613183A (en) * 2012-03-07 2012-08-01 中化蓝天集团有限公司 Insecticide
CN102626077A (en) * 2012-04-01 2012-08-08 广西田园生化股份有限公司 Ultra-low-volume liquid containing flubendiamide

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007122264A2 (en) * 2006-04-26 2007-11-01 Basf Se Composition comprising a glucan or a glucan derivative and a pesticide and methods for improving plant health
CN102613183A (en) * 2012-03-07 2012-08-01 中化蓝天集团有限公司 Insecticide
CN102626077A (en) * 2012-04-01 2012-08-08 广西田园生化股份有限公司 Ultra-low-volume liquid containing flubendiamide

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106857690A (en) * 2015-12-11 2017-06-20 黄少安 A kind of insecticide
CN106259497A (en) * 2016-08-15 2017-01-04 卞佳林 A kind of Synergistic type method for producing insecticide
CN112741085A (en) * 2020-12-30 2021-05-04 中国农业科学院植物保护研究所 Trichoderma conidium oil suspending agent and application thereof
CN112741085B (en) * 2020-12-30 2022-04-12 中国农业科学院植物保护研究所 Trichoderma conidium oil suspending agent and application thereof

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