CN105901006A - Fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension and preparation method thereof - Google Patents
Fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension and preparation method thereof Download PDFInfo
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- CN105901006A CN105901006A CN201610325274.7A CN201610325274A CN105901006A CN 105901006 A CN105901006 A CN 105901006A CN 201610325274 A CN201610325274 A CN 201610325274A CN 105901006 A CN105901006 A CN 105901006A
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- fluroxypyr
- cyhalofop
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
-
- 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
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
-
- 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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Toxicology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension and a preparation method thereof and relates to the technical field of weed control of directly-sown rice fields. The dispersible oil suspension is at least prepared from the raw materials in parts by weight: 10 parts of fluroxypyr, 10 parts of cyhalofop-butyl, 3 parts of penoxsulam, 3 parts of fatty alcohol-polyoxyethylene ether, 5 parts of styryl phenol polyoxyethylene ether, 0.5 part of xanthan gum, 0.5 part of sodium benzoate, 0.5 part of antifoamer and the balance of deionized water. The preparation method comprises the steps of mixing and stirring the raw materials in a preparing kettle, then, carrying out primary milling by a colloid mill, then, carrying out fine grinding by a sander, carrying out sampling analysis, carrying out filtration after samples are qualified, carrying out metering, carrying out packaging and carrying out warehousing. By mixing 23% of the fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension according to a proportioning ratio of 10: 10: 3, the fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension can achieve an obvious synergism range, and preparations of other proportioning ratios all cannot achieve the obvious synergism range.
Description
Technical field
The present invention relates to rice direct seeding field control of weeds technical field, be specifically related to a kind of fluroxypyr, cyanogen fluorine
Grass ester and penoxsuam compound and dispersible oil-suspending agent and preparation method thereof.
Background technology
It is at present, existing for such as the Herbicidal combinations of the rice direct seeding field control of weeds such as barnyard grass, Semen Euphorbiae and Herba monochoriae vaginalis,
Such as Chinese patent " CN 105284836A " disclose one " herbicidal composition containing gibberellin and preparation method thereof and should
With ", it is made up of following components by weight: gibberellin 0.01-99 part, herbicide 1-90 part.Described herbicide is cyanogen fluorine
Grass ester, penoxsuam, azoles acyl grass amine, bispyribac-sodium, dichloro quinolinic acid, anilofos, pretilachlor, butachlor, mefenacet,
Bensulfuron-methyl, pyrazosulfuron, KIH 6127, bentazone, mesotrione, halosulfuronmethyl, isopropyl methoxalamine, pendimethalin, grass
One or more mixing in ketone, Oxadiargyl, 2 first 4 chlorine, fluroxypyr, diflufenican.Separately there is China
Patent " CN 105142402A " discloses one and " uses penoxsuam and the collaborative control of weeds of Acetochlor ", and it comprises association
With (a) penoxsuam (penoxsulam) or its agricultural salt of herbicidally effective amount, and (b) Acetochlor (acetochlor) or its
Agricultural salt.
Inventor verifies through long term test, and these above-mentioned several Herbicidal combinations are primarily present following defect:
1), by concrete proportionings several disclosed in above-mentioned several Herbicidal combinations are tested, find to as barnyard grass, thousand
The direct sowing of rice field weed such as gold and Herba monochoriae vaginalis cannot play good prevention effect.
2), for several dosage forms disclosed in above-mentioned several Herbicidal combinations, find all to there is difference through verification experimental verification
The defect of problem.Such as, the oil-suspending agent that dispersibles made easily causes product to bond, and is difficult in water dispersion and suspends, or stifled
Plug shower nozzle, the phenomenon such as reason precipitation in aerosol apparatus, causes sprinkling irregular, easily makes crop local produce poisoning, its main cause
It is that the selection of auxiliary agent and filler all exists different defects.
3), problem is compounded, by concrete proportionings several disclosed in above-mentioned several Herbicidal combinations are carried out virulence test, heat
Storage stability test and co-toxicity coefficient measure and find, are all unable to reach obvious potentiation.
Summary of the invention
An object of the present invention is to provide a kind of fluroxypyr, cyhalofop-butyl and penoxsuam to compound and can divide
Dissipating oil-suspending agent, it is reasonable in design that this dispersibles oil-suspending agent, to such as direct sowing of rice field weeds such as barnyard grass, Semen Euphorbiae and Herba monochoriae vaginaliss
Prevention effect is good, and can realize the notable synergistic effect of fluroxypyr, cyhalofop-butyl and penoxsuam.
For achieving the above object, present invention employs techniques below scheme:
A kind of fluroxypyr, cyhalofop-butyl and penoxsuam are compounding dispersibles oil-suspending agent, at least by following heavy
The component of amount part is made:
After fluroxypyr belongs to inner sucting conduction type Seedling, stem and leaf processes herbicide, is quickly absorbed by weeds, make quick after dispenser
There is the reaction of classical hormones class herbicide and is transmitted to each position of Herb in plant in sense, makes plant deformity, distortion, finally dead.
Cyhalofop-butyl is virtue phenoxy phenoxy propionic acid conduction type gramineous weed weedicide, and this product is absorbed by stem and leaf, conduction
To growing point, reach herbicide effect, process for direct seading rice field stem and leaf, especially barnyard grass class, Semen Euphorbiae etc. are had the effect of brilliance,
But to broad leaved weed weak effect, therefore we need to find a rice terrace and prevent and kill off the fine herbicide of broad leaved weed.
Penoxsuam Chinese trade name rice is outstanding, is use herbicide after the Seedling developed by The Dow Agrosciences, LLC.,
It is triazolopyrimidine sulfonamide herbicide, is worked by suppression acetolactate synthestase (ALS).For current rice field with wide
Spectrum herbicide, it is inner-adsorption conduction-type herbicide, through stem and leaf, plumelet and Root Absorption, is conducted extremely by xylem and phloem
Separate living tissue, suppresses plant strain growth, makes growing point chlorosis, and after process, 7～14 zenith bud mutations are red, downright bad, and within 2～4 weeks, plant is dead.
Can effectively prevent and kill off barnyard grass, annual sedge weed, and effective to numerous broad leaved weeds, the lasting period is up to 30～60 days, once
Medication energy basic controlling full season Weed infestation.
The fluroxypyr of the present invention, cyhalofop-butyl and penoxsuam are compounding dispersibles oil-suspending agent, its useful effect
Fruit shows:
1) what, prepared by the present invention dispersibles oil-suspending agent at aspects such as suspensibility, wet screening test etc. and heat storage stabilities
It is significantly better than that the product prepared by other proportionings.
2), by experimental verification, fluroxypyr, cyhalofop-butyl and penoxsuam with the mixed institute of 10:10:3 proportioning
Fluroxypyr, cyhalofop-butyl and penoxsuam when compounding 23% are compounding dispersibles oil-suspending agent, can play substantially
Potentiation scope, and the preparation that other proportioning is mixed, be all unable to reach notable synergistic sphere of action.Meanwhile, different ratio
Actual toxicity does not promote along with the enhancing of theoretical toxicity, there is no regular change between actual toxicity and theoretical toxicity
Change.
Another object of the present invention is to provide a kind of fluroxypyr, cyhalofop-butyl and penoxsuam to compound and can divide
Dissipate the preparation method of oil-suspending agent, through grinding at the beginning of colloid mill after raw material suction is prepared still mix and blend, then through sand mill fine grinding,
Sample analysis, qualified after filter, measure, pack, put in storage.
The fluroxypyr of the present invention, cyhalofop-butyl and penoxsuam compound the preparation side dispersibling oil-suspending agent
Method, preparation technology is relatively simple, it is easy to industrialized production.
Detailed description of the invention
Below with reference to embodiment, the present invention is described in detail.But, embodiment content is only to this
Bright example and explanation, described specific embodiment is done various repairing by affiliated those skilled in the art
Change or supplement or use similar mode to substitute, without departing from the design of invention or surmount defined in the claims
Scope, all should belong to protection scope of the present invention.
One, fluroxypyr, cyhalofop-butyl and penoxsuam compound the preparation dispersibling oil-suspending agent, and each reality
Execute the testing result of all technical dispersibling oil-suspending agent prepared by example, heat storage stability result of the test.
Embodiment 1
The compounding oil-suspending agent that dispersibles of 23% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and weight thereof
Amount part is as follows:
| Composition | Weight portion |
| Fluroxypyr | 10 |
| Cyhalofop-butyl | 10 |
| Penoxsuam | 3 |
| Fatty alcohol-polyoxyethylene ether | 3 |
| Styrylphenol polyoxyethylene ether | 5 |
| Xanthan gum | 0.5 |
| Sodium benzoate | 0.5 |
| Defoamer | 0.5 |
| Deionized water | 67.5 |
Preparation method: through grinding at the beginning of colloid mill after raw material suction is prepared still mix and blend, then through sand mill fine grinding, sampling
Analyze, qualified after filter, measure, pack, put in storage.
Embodiment 2
The compounding oil-suspending agent that dispersibles of 22.5% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and
Weight portion is as follows:
Preparation method is with embodiment 1.
Embodiment 3
The compounding oil-suspending agent that dispersibles of 22% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and weight thereof
Amount part is as follows:
| Composition | Weight portion |
| Fluroxypyr | 9.5 |
| Cyhalofop-butyl | 9.5 |
| Penoxsuam | 3 |
| Fatty alcohol-polyoxyethylene ether | 3 |
| Styrylphenol polyoxyethylene ether | 5 |
| Xanthan gum | 0.5 |
| Sodium benzoate | 0.5 |
| Defoamer | 0.5 |
| Deionized water | 68.5 |
Preparation method is with embodiment 1.
Embodiment 4
The compounding oil-suspending agent that dispersibles of 23.5% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and
Weight portion is as follows:
Preparation method is with embodiment 1.
Embodiment 5
The compounding oil-suspending agent that dispersibles of 24% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and weight thereof
Amount part is as follows:
| Composition | Weight portion |
| Fluroxypyr | 10 |
| Cyhalofop-butyl | 10.5 |
| Penoxsuam | 3.5 |
| Fatty alcohol-polyoxyethylene ether | 3 |
| Styrylphenol polyoxyethylene ether | 5 |
| Xanthan gum | 0.5 |
| Sodium benzoate | 0.5 |
| Defoamer | 0.5 |
| Deionized water | 66.5 |
Preparation method is with embodiment 1.
Embodiment 6
The compounding oil-suspending agent that dispersibles of 23% fluroxypyr, cyhalofop-butyl and penoxsuam, each component and weight thereof
Amount part is as follows:
Preparation method is with embodiment 1.
Fluroxypyr, cyhalofop-butyl and penoxsuam prepared by embodiment 1～6 is compounding dispersibles oil suspension
Agent, the testing result of product all technical is as shown in table 1, and product heat storage stability result of the test is as shown in table 2.
16 embodiments of table prepare the testing result of product all technical
26 embodiments of table prepare product heat storage stability result of the test
By table 1 and 2 it can be seen that the product of embodiment 1 and 6 preparation is steady in suspensibility, wet screening test etc. and heat storage
The aspect such as qualitative is significantly better than that the product prepared by other embodiments.
Two, toxicological information
Fluroxypyr: rat acute per os LD50＞ 5000mg/kg, rat acute percutaneous LD50＞ 5000mg/kg,
Acute toxicity is low toxicity.
Cyhalofop-butyl: rat acute per os: male and female LD50It is all higher than 5000mg/kg；Rat acute percutaneous: male and female LD50All
More than 5000mg/kg.
Penoxsuam: acute oral LD50For ＞ 5000mg/kg, acute percutaneous LD50＞ 5000mg/kg, allows every day
Intake: 0.04mg/kg.b.w/d.
Three, fluroxypyr, cyhalofop-butyl and penoxsuam compound the indoor biological activity dispersibling oil-suspending agent
(virulence) measures.
1 test objective
Pot experiment method method is used to determine fluroxypyr, cyhalofop-butyl and penoxsuam to barnyard grass, a thousand pieces of gold
Son and the biological activity of Herba monochoriae vaginalis, and use the synergy type of Cobly method evaluation three's mixture, rationally using with for three
And the proportioning in producing selects to provide scientific basis.
2 experimental conditions
2.1 material to be tested
Barnyard grass: Seed storage is collected in innovation methylene blue (Hefei) limited company's laboratory field.
Semen Euphorbiae: Seed storage is collected in innovation methylene blue (Hefei) limited company's laboratory field.
Herba monochoriae vaginalis: Seed storage is collected in innovation methylene blue (Hefei) limited company's laboratory field.
2.2 test medicine
97% fluroxypyr (fluroxypyr) former medicine, innovation methylene blue (Hefei) limited company provides.
95% cyhalofop-butyl (Cyhalofop-butyl) former medicine, innovation methylene blue (Hefei) limited company provides.
95% penoxsuam (Pyribenzoxim) former medicine, innovation methylene blue (Hefei) limited company provides.
2.3 test proportionings process
It is designed according to embodiment 1-6 proportioning.
2.4 processing mode
2.4.1 the medicament activity test to barnyard grass
After barnyard grass seed presoaking and germinating, point is sowed at the sectional area 0.25m equipped with earth2Basin in, every basin broadcasts 100, greenhouse
Interior cultivation processed to barnyard grass 1 leaf 1 heart stage.Spraying medicinal liquid with POTTER precision laboratory spray tower, spouting liquid is for often to process
50ml, keeps ground moistening, and sets clear water blank after medicine.Often process and be repeated 4 times, within after medicine 20 days, weigh each process barnyard grass ground
Upper part fresh weight, the inhibition percentage and the remaining barnyard grass that calculate each process aerial growth are the percent compareed, and use Gobly
Method evaluates the mixed synergy type to barnyard grass of three.The actual preventive effect of mixe herbicide calculates as follows:
E0=A × B × C × ... N/100(N-1)(this test is ternary built, therefore E0=A × B × C/10000)
In formula: A is the Weed-control effect of herbicide 1；
B is the Weed-control effect of herbicide 2；
C is the Weed-control effect of herbicide 3；
N is mixed herbicide kind quantity；
E0Weed-control effect+herbicide n the weeds of Weed-control effect+herbicide 3 for the Weed-control effect+herbicide 2 of herbicide 1
Preventive effect；
E1For the actual preventive effect of mixe herbicide, E is observation (100-E1)。
E-E0> 10% for potentiation；E-E0 <-10% is antagonism；E-E0 value is addition between theoretical value ± 10%
Effect.
2.4.2 the medicament activity test to Semen Euphorbiae
After Semen Euphorbiae seed-soaking, after accelerating germination, point is sowed at the sectional area 0.25m equipped with earth2Basin in, remaining same 2.4.1.
2.4.3 the medicament activity test to Herba monochoriae vaginalis
After Herba monochoriae vaginalis seed-soaking, after accelerating germination, point is sowed at the sectional area 0.25m equipped with earth2Basin in, remaining same 2.4.1.
3 interpretations of result and discussion
The mixture of embodiment 1-6 totally 6 the different compound proportions E-E to barnyard grass0Value is followed successively by 23.05%, and 2.85%,
3.46%, 2.51%, 1.80%, 23.25%；E-E to Semen Euphorbiae0Value is respectively 23.35%, 3.45%, 4.16%,
3.25%, 2.66%, 24.05%；E-E to Herba monochoriae vaginalis0Value is respectively 23.17%, 3.45%, 4.45%, 3.45%,
2.35%, 23.55%；Thus illustrate that the synergy of the compound proportion of embodiment 1 and 6 belongs to obvious addition potentiation,
And the synergy of other embodiments substantially belongs to addition.Meanwhile, by the experimental data of embodiment 6 it can be seen that
Compounding dispersible oil-suspending agent with the addition of a small amount of De Kalin alkali after, fluroxypyr, cyhalofop-butyl and five fluorine sulphurs can be made
The compounding synergy of grass amine promotes further.
Claims (2)
1. a fluroxypyr, cyhalofop-butyl and penoxsuam are compounding dispersibles oil-suspending agent, it is characterised in that: at least
It is made up of the component of following weight portion:
2. prepare fluroxypyr as claimed in claim 1, cyhalofop-butyl and penoxsuam compounding to dispersible oil outstanding for one kind
The method of floating agent, it is characterised in that: by through grinding at the beginning of colloid mill thinner through sand mill after raw material suction preparation still mix and blend
Mill, sample analysis, qualified after filter, measure, pack, put in storage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610325274.7A CN105901006A (en) | 2016-05-13 | 2016-05-13 | Fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610325274.7A CN105901006A (en) | 2016-05-13 | 2016-05-13 | Fluroxypyr, cyhalofop-butyl and penoxsulam compounded dispersible oil suspension and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110999909A (en) * | 2020-01-16 | 2020-04-14 | 河南邦君农业科技有限公司 | Efficient paddy field weeding composition |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102524272A (en) * | 2011-12-16 | 2012-07-04 | 联保作物科技有限公司 | Weeding combination |
| WO2013019824A2 (en) * | 2011-08-02 | 2013-02-07 | Dow Agrosciences Llc | Pesticidal compositions and processes related thereto |
-
2016
- 2016-05-13 CN CN201610325274.7A patent/CN105901006A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013019824A2 (en) * | 2011-08-02 | 2013-02-07 | Dow Agrosciences Llc | Pesticidal compositions and processes related thereto |
| CN102524272A (en) * | 2011-12-16 | 2012-07-04 | 联保作物科技有限公司 | Weeding combination |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110999909A (en) * | 2020-01-16 | 2020-04-14 | 河南邦君农业科技有限公司 | Efficient paddy field weeding composition |
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