CN110037038A - A kind of Pesticidal combination and its preparation containing Tolfenpyrad - Google Patents
A kind of Pesticidal combination and its preparation containing Tolfenpyrad Download PDFInfo
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- CN110037038A CN110037038A CN201910418987.1A CN201910418987A CN110037038A CN 110037038 A CN110037038 A CN 110037038A CN 201910418987 A CN201910418987 A CN 201910418987A CN 110037038 A CN110037038 A CN 110037038A
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- CN
- China
- Prior art keywords
- tolfenpyrad
- thymol
- pesticidal combination
- agent
- emulsifiers
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Classifications
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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
- A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
- A01N31/08—Oxygen or sulfur directly attached to an aromatic ring system
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- 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
Abstract
The present invention relates to a kind of Pesticidal combination and its preparation containing Tolfenpyrad, effective component are Tolfenpyrad, Thymol, and the two proportion is 1:(0.2~1).The present invention has apparent synergistic effect using Tolfenpyrad, Thymol as the compounded pesticides of effective component, and quick-acting and lasting effect are good, and effective component dosage is less, production cost and use cost is reduced, especially suitable for preventing and treating thrips.
Description
Technical field
The present invention relates to technical field of pesticide compounding, more particularly to a kind of Pesticidal combination and its system containing Tolfenpyrad
Agent.
Background technique
Tolfenpyrad is a kind of pyrazole heterocycle insecticides, and insecticidal spectrum is wide, and quick-acting is good, based on action of contace poison, is had
Ovicidal and suppression food effect, and can inhibit insect spawning.Its mechanism of action is that the electronics in mitochondrial metabolism system is hindered to convey system
Unite complex I, is hindered electronics reception and registration, and insect cannot provide and storing energy, and gradually dead, belongs to Mitochondrial electron
Convey complex Inhibitors.
Thymol: chemical name is thymol, chemical formula C10H14O, molecular weight 150.22.Room temperature
Lower is white to light yellow crystalline powder.Thymol has the function of antimycotic and helminth, due to phenols smell,
It is usually used in pest repellant.The various agriculturals harmful mite such as Tetranychus cinnabarinus, Tetranychus piercei, Oligonychus biharensis can be effectively prevented, and safe, low
Poison.
Application chemical agent is the most effective means for preventing and treating insect pest of the plant, but is applied to continuous high dose for a long time single
Chemical bactericide, the problems such as be easy to causeing residual, environmental pollution and the pest resistance to insecticide of medicament.It is past to develop novel pesticide
Past difficulty is big, the at high cost and period is long, therefore, realizes synergistic effect by rationally compounding on the basis of existing product, this
It is one of method most rapidly and efficiently at present.It develops a kind of with good insecticidal action and the good compounding of quick-acting and lasting effect is killed
Worm agent is technical staff's target, but technically still has certain difficulty, and such product is actually rare.Ingredient is compounded determining
Afterwards, it is also contemplated that influencing each other between main component and auxiliary agent in different dosage forms, such as fonnulator is in selection microemulsion
In emulsifier when, it is also contemplated that: will not promote active ingredient breaks down, preferably also there is stabilization, and be conducive to drug effect
Release.
Summary of the invention
Based on the above circumstances, it is an object of that present invention to provide a kind of Pesticidal combination and its preparation containing Tolfenpyrad is fitted
Prevention and treatment for thrips.
The technical solution of the present invention is achieved by the following measures:
The present invention provides a kind of Pesticidal combination containing Tolfenpyrad, including Tolfenpyrad and Thymol, wherein azoles worm
The mass ratio of amide and Thymol be 1:(0.2~1) when have synergistic effect, quick-acting and lasting effect are good, cost also compared with
It is low.
For the present invention it has furthermore been found that when the mass ratio of Tolfenpyrad and Thymol is 1:0.3, synergistic effect is best.
Following dosage form: missible oil, suspending agent, wettable powder, aqueous emulsion and microemulsion can be made in the present composition.
By present composition combination agricultural mineral oil, cyclohexanone, dimethylbenzene, 2201 emulsifiers, 700 emulsifiers, 604 creams
Microemulsion control efficiency made of the auxiliary agents such as agent and organosilicon is preferable, efficiency time is long.The quality hundred of each ingredient in microemulsion
Score are as follows: Tolfenpyrad 8~11%, Thymol 1.6~11%, agricultural mineral oil 0.8~2.2%, cyclohexanone 23~26%,
Dimethylbenzene 5~7%, 2201 emulsifiers 22~26%, 700 emulsifiers 4~6%, 604 emulsifiers 1~2% and organosilicon 1~
2%, surplus is water.
The present composition has significant preventive effect to thrips.
The specific embodiment for the formulations of pesticide that Pesticidal combination of the present invention is configured to is as follows:
The Pesticidal combination is cream preparation, the mass percent of each component are as follows: in Tolfenpyrad 8~15%, hundred
Fragrant phenol 1.6~15%, emulsifier 3~13%, synergist 1~5%, wetting agent 0~8% and solvent.The cream preparation it is specific
Production stage is to add emulsifier, synergy after being first completely dissolved in effective component Tolfenpyrad, Thymol addition solvent
The auxiliary agents such as agent are filling after mixing evenly at homogeneous and transparent oily liquids, can the missible oil preparation made into the composition of the present invention.
The Pesticidal combination is suspending agent, the mass percent of component are as follows: Tolfenpyrad 8~11%, Thymol
1.6~11%, dispersing agent 2~11%, antifreezing agent 1~3%, thickener 0.1~5%, defoaming agent 0~1%, bleeding agent 0~
5%, wetting agent 0~5%, pH adjusting agent 0~3%, synergist 0~6% and solvent.The specific production stage of the suspending agent is first
Other auxiliary agents are mixed, are uniformly mixed through high speed shear, effective component Tolfenpyrad, Thymol, the sand in sand mill is added
Mill 2~3 hours, is below 5mm a diameter, that is, can be made into the suspending agent of the present composition.
The Pesticidal combination is wettable powder, the mass percent of component are as follows: in Tolfenpyrad 8~11%, hundred
Fragrant phenol 1.6~11%, dispersing agent 3~10%, wetting agent 1~5% and filler.The specific production stage of the wettable powder are as follows:
Tolfenpyrad, Thymol, dispersing agent, wetting agent and filler are mixed by above-mentioned formula, in a stirring kettle uniform stirring, through gas
It is remixed uniformly after stream pulverizer, that is, can be made into the wettable powder of the present composition.
The Pesticidal combination is aqueous emulsion, the mass percent of component are as follows: Tolfenpyrad 8~11%, Thymol
1.6~11%, emulsifier 3~25%, solvent 5~15%, stabilizer 2~10%, antifreezing agent 1~5%, defoaming agent 0.1~
8%, thickener 0.2~2% and water.The specific production stage of the aqueous emulsion are as follows: first by Tolfenpyrad, Thymol, solvent
It is added together with emulsifier, makes to be dissolved into uniform oily phase；Other insecticides adjuvants such as part water, antifreezing agent are mixed
At uniform water phase；The oil phase is added to the aqueous phase while being stirred in the reactor at high speed, and slowly plus water is up to reaching phase inversion point, opens
It opens cutter and carries out high speed shear, and remaining water is added, shearing about half an hour, form the aqueous emulsion of oil-in-water type, can make
The aqueous emulsion of inventive composition.
The Pesticidal combination is microemulsion, the mass percent of component are as follows: Tolfenpyrad 8~11%, Thymol
1.6~11%, agricultural mineral oil 0.8~2.2%, emulsifier 10~35%, synergist 1~3%, cosolvent 20~28%, molten
Agent 2~8% and water.Tolfenpyrad, Thymol and agricultural mineral oil cosolvent, solvent are completely dissolved, emulsification is added
The other compositions such as agent, synergist uniformly mix, are eventually adding water, microemulsion can be made into after being sufficiently stirred.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate, aliphatic acid polyethenoxy ether, alkyl phenol polyoxy
Ethylene ether sulfosuccinates, styrylphenol polyoxyethylene ether, nonylphenol polyoxyethylene ether, castor oil polyoxyethylene ether,
One of aliphatic acid polyethenoxy base ester, polyoxyethylene aliphatic alcohol ether, 2201 emulsifiers, 700 emulsifiers and 604 emulsifiers or
Several combinations.
The solvent is dimethylbenzene, toluene, methanol, ethyl alcohol, n-butanol, isopropanol, (code name is turpentine-based vegetable oil
ND-60), one or more of solvent naphtha, dimethylformamide, dimethyl sulfoxide, water equal solvent combine.
The cosolvent be cyclohexanone, alcohols (methanol, ethyl alcohol etc.), phenols (phenol, cresols etc.), ethyl acetate,
The combination of one or more of cosolvents such as dimethyl sulfoxide.
The dispersing agent be selected from polycarboxylate (code name YUS-WG5, TERSPERSE 2700, TERSPERSE2500),
Lignosulfonates (code name YUS-WG4, YUS-207K, WLNOK, WLNO100, TERSPERSE2020), alkyl phenol polyoxy second
Alkene ether methyl ether condensate sulfate, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkyl phenol polyoxyethylene ether, rouge
The combination of one or more of fat acid polyoxyethylene ester, aliphatic amine polyoxyethylene ether, glycerol fatty acid ester polyoxyethylene ethe.
The wetting agent be selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX, TERWET1004,
YUS-LXC, TERSPERSE 4894, TERSPERSE2288, alkylbenzene sulfonate polyoxyethylene triphen dimly phosphenylic acid salt,
One of spaonin powder, silkworm excrement, spaonin powder or multiple combinations.
The thickener be selected from xanthan gum, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, aluminum magnesium silicate,
One or more combinations in polyvinyl alcohol.
The stabilizer is selected from one or more of sodium citrate, resorcinol, epoxidized soybean oil, epoxychloropropane
Combination.
The antifreezing agent is selected from one of ethylene glycol, glycerine.
The synergist select code name SP-4078, organosilicon, hypertonic anesthetic, except cured dose, one of transdermal element or more
Kind combination.
The defoaming agent is selected from silicone oil, silicone compound, C10-20 saturated fat acid compounds, C8-10 fat
One or more combinations of alcohol.
The filler is in kaolin, diatomite, bentonite, attapulgite, white carbon black, starch, precipitated calcium carbonate
One or more combinations.
Pesticidal combination and its preparation of the present invention avoid applying at the nectariferous plant florescence.
The effect that the present invention obtains:
The present invention has apparent synergistic effect, speed using Tolfenpyrad, Thymol as the compounded pesticides of effective component
Effect property and lasting effect are good, and reduce production cost and use cost, the prevention and treatment suitable for various pests such as thrips.
The present invention is also the study found that pass through agricultural mineral oil and Compositional type emulsifier (2201 emulsifiers, 700 emulsifiers
With 604 emulsifiers), be conducive to improve quick-acting and lasting effect.
Specific embodiment
For technical solution of the present invention, purpose and advantage is more clearly understood, the present invention is to kill Thysanoptera insect
For thrips, it is illustrated by following specific embodiments.
In the embodiment of the present invention, virulence test operating method:
Using leaf pipe medicine embrane method.Prick several apertures in 4mL centrifuge tube pipe lid and tube bottom, aperture with prevent thrips from escaping for
It is quasi-.Then reagent agent is diluted with water to 6 concentration, under about 1mL medical fluid is added in centrifuge tube after reverse shaken several times
Medical fluid is outwelled, naturally dry in pipe lid rear chamber is opened；Then fresh and tender cowpea beanpod is cut with a knife into the piece that length is about 2cm
Section is placed in for naturally dry after dipping 10s in reagent liquid, is sandwiched in centrifuge tube, and suck 20 cowpea Jis with pest sucking device
It is sprung into centrifuge tube after horse (the big thrips of beans) adult；It is (25 ± 2) DEG C that centrifuge tube, which is then placed in temperature, and L:D=is arranged in illumination
Check that test worm death condition (touches polypide with small writing brush pen tip, motionless person is considered as extremely in the growth cabinet of 14h:10h, after 48h
It dies).Every pipe is 1 repetition, and every concentration is repeated 3 times.Using clear water as blank control.Virulence equation and cause are calculated with least square method
Concentration LC50, calculates the toxicity index and mixed co-toxicity coefficient (i.e. CTC value) of medicament in dead.
The synergistic effect of pharmacy mix is evaluated according to co-toxicity coefficient (CTC), i.e. CTC≤80 are antagonism, 80 < CTC
< 120 is summation action, and CTC >=120 are synergistic effect.
Survey toxicity index (ATI)=(LC50 of the LC50/ reagent agent of standard agent) × 100；
The virulence of the percentage composition+B medicament of A medicament refers in toxicity index × mixture of theoretical toxicity index TTI=A medicament
The percentage composition of B medicament in number × mixture；
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixtures theoretical toxicity index (TTI)] × 100.
1 thrips virulence test of embodiment
Virulence test is carried out by the proportion of table 1, the results are shown in Table 1.
Table 1
| Ingredient | Proportion | LC50(ug/ml) | ATI | TTI | CTC |
| Tolfenpyrad | - | 2.38 | 100 | - | - |
| Thymol | - | 706.6 | 0.34 | - | - |
| Tolfenpyrad: Thymol | 1:0.1 | 2.34 | 101.71 | 90.94 | 111.84 |
| Tolfenpyrad: Thymol | 1:0.2 | 2.11 | 112.80 | 83.39 | 135.26 |
| Tolfenpyrad: Thymol | 1:0.3 | 2.05 | 116.10 | 77.00 | 150.77 |
| Tolfenpyrad: Thymol | 1:0.5 | 2.85 | 83.51 | 66.78 | 125.05 |
| Tolfenpyrad: Thymol | 1:1 | 3.94 | 60.41 | 50.17 | 120.41 |
| Tolfenpyrad: Thymol | 1:2 | 6.77 | 35.16 | 33.56 | 104.76 |
Table 1 is the results show that Tolfenpyrad: Thymol proportion is 1:(0.2~1) when, CTC is all larger than 120, illustrates at this
In ratio range, Pesticidal combination of the present invention has synergistic function, shows apparent toxic effect to thrips, matches and is
When 1:0.3, CTC reaches 150, and synergy is significant.
2 22% Tolfenpyrad Thymol suspending agent of embodiment
By following weight proportion:
3 22% Tolfenpyrad Thymol missible oil of embodiment
By following weight proportion:
4 22% Tolfenpyrad Thymol microemulsion of embodiment presses following weight proportion:
5 22% Tolfenpyrad Thymol microemulsion of embodiment presses following weight proportion:
6 9.6% Tolfenpyrad Thymol microemulsion of embodiment presses following weight proportion:
1 10% Tolfenpyrad microemulsion of comparative example
The field control effectiveness test of the prevention and treatment thrips of embodiment 7
Experimental plot design is carried out according to China State Bureau of Quality and Technical Supervision's " pesticide field efficacy medicine test criterion (1) " standard,
Each plot area is 20m2, 28 cells are set altogether, and the isolation strip of 1.2m is set between each cell.Insecticide-applying way uses spray-on process,
With power spraye even spraying 1 time when application.
It participates in the experiment crop: cowpea
Reagent agent: embodiment 2~6, comparative example 1, clear water control.Every group of processing sets 4 repetitions.
Effective component dosage: 60g/hm2
Meteorological condition: weather is fine or cloudy, gentle breeze, and 23~32 DEG C of temperature.
Investigation method: adjusting Check insect population before application, is sampled with 5 points of every cell diagonal line, every solid point, which is seted the tone, looks into 10 plants of cowpeas
Beans simultaneously mark.The work borer population on 50 plants of cowpeas is looked into altogether.1d, 3d, 7d and 14d carry out tune Check in the same way after application,
Calculate preventive effect.
Table 2 prevents and treats thrips field control effectiveness test result
As the result is shown: average preventive effect reaches 83% after embodiment medicament application 3 days, and display Example formulations have a constant speed
Effect property；Average preventive effect reaches 90% after embodiment medicament application 7 days, and compared to comparative example, Example formulations have synergistic effect；
Preventive effect still maintains 84% or more after embodiment medicament application 14d, illustrates that Example formulations lasting effect is good.Wherein, 4 He of embodiment
The quick-acting and lasting effect of 6 microemulsion of embodiment are obviously preferable.
In the embodiment of the present invention, effective component dosage is 60g/hm2When reaches good insecticidal effect, and (inventor will
Effective component dosage is improved to 150g/hm2Shi Faxian, 1d, 3d, 7d, 14d preventive effect slightly rise), and Tolfenpyrad is in cowpea
Conventional amount used on beans is generally 110g/hm2(test discovery, the effective component dosage of comparative example 1 is increased to above
150g/hm2Afterwards, 1d, 3d, 7d, 14d preventive effect are still significantly lower than each embodiment medicament), it can be seen that, pesticidal preparations of the present invention
Not only insecticidal effect is preferable, but also effective component dosage is less, mitigates the influence to environment, and cost reduces.
Interpretation of result:
In conclusion Pesticidal combination of the present invention containing Tolfenpyrad has synergistic effect, quick-acting is good, efficiency time
Long, effective component dosage is less, environmental-friendly, and has obvious preventive and therapeutic effect to thrips, and control efficiency is substantially better than folk prescription
Preparation.
The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made.
Claims (6)
1. the Pesticidal combination containing Tolfenpyrad, it is characterised in that: including Tolfenpyrad and Thymol, in Tolfenpyrad and hundred
The mass ratio of fragrant phenol is 1:(0.2~1).
2. the Pesticidal combination according to claim 1 containing Tolfenpyrad, it is characterised in that: Tolfenpyrad and Thymol
Mass ratio be 1:0.3.
3. the Pesticidal combination according to claim 1 containing Tolfenpyrad, it is characterised in that: the agent of the Pesticidal combination
Type is missible oil, suspending agent, wettable powder, aqueous emulsion and microemulsion.
4. the Pesticidal combination according to claim 3 containing Tolfenpyrad, it is characterised in that: the agent of the Pesticidal combination
Type is microemulsion, and agricultural mineral oil, cyclohexanone, dimethylbenzene, 2201 emulsifiers, 700 emulsifiers, 604 creams are also contained in microemulsion
Agent and organosilicon.
5. the Pesticidal combination according to claim 4 containing Tolfenpyrad, it is characterised in that: the matter of each ingredient in microemulsion
Measure percentage are as follows: Tolfenpyrad 8~11%, Thymol 1.6~11%, agricultural mineral oil 0.8~2.2%, cyclohexanone 23~
26%, dimethylbenzene 5~7%, 2201 emulsifiers 22~26%, 700 emulsifiers 4~6%, 604 emulsifiers 1~2% and organosilicon 1
~2%, surplus is water.
6. described in any item Pesticidal combinations containing Tolfenpyrad according to claim 1~5, it is characterised in that: the desinsection
Composition is for killing thrips.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006131516A (en) * | 2004-11-04 | 2006-05-25 | Nippon Nohyaku Co Ltd | Pest control agent composition and method for use thereof |
| CN101601382A (en) * | 2009-07-20 | 2009-12-16 | 中国热带农业科学院环境与植物保护研究所 | Thymol mite-killing microemulsion and preparation method thereof |
| CN105123699A (en) * | 2015-10-22 | 2015-12-09 | 唐睿 | Miticide and insecticide composite containing thymol and pyriproxyfen |
-
2019
- 2019-05-20 CN CN201910418987.1A patent/CN110037038A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006131516A (en) * | 2004-11-04 | 2006-05-25 | Nippon Nohyaku Co Ltd | Pest control agent composition and method for use thereof |
| CN101601382A (en) * | 2009-07-20 | 2009-12-16 | 中国热带农业科学院环境与植物保护研究所 | Thymol mite-killing microemulsion and preparation method thereof |
| CN105123699A (en) * | 2015-10-22 | 2015-12-09 | 唐睿 | Miticide and insecticide composite containing thymol and pyriproxyfen |
Non-Patent Citations (1)
| Title |
|---|
| 张静等: "20%虫螨腈·唑虫酰胺微乳剂对豇豆蓟马的杀虫活性", 《热带农业科学》 * |
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