CN111066795A - Ternary compound weeding composition water suspending agent - Google Patents
Ternary compound weeding composition water suspending agent Download PDFInfo
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- CN111066795A CN111066795A CN201911306198.5A CN201911306198A CN111066795A CN 111066795 A CN111066795 A CN 111066795A CN 201911306198 A CN201911306198 A CN 201911306198A CN 111066795 A CN111066795 A CN 111066795A
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- Prior art keywords
- agent
- aqueous suspension
- ternary
- active ingredients
- clopyralid
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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
- A01N43/34—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
-
- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
-
- 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
- A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
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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 ternary compound weeding composition water suspending agent, which is characterized in that: comprises active ingredients and auxiliary materials; the active ingredients consist of clopyralid, picloram and benazolin; the auxiliary materials comprise wetting dispersant, organic silicon synergistic auxiliary agent, thickening agent, organic solvent and water; the wetting and dispersing agent comprises sodium lignosulfonate, SP-27001 and SP-SC 29; the organosilicon synergist is selected from Silwet408, Silwet806, Agrowwet 820 or GY-S903; the thickener comprises magnesium aluminum silicate and xanthan gum; the organic solvent is methyl oleate. The weeding composition can be used for preventing and controlling weeds in rape fields.
Description
Technical Field
The invention belongs to the field of pesticides, and particularly relates to a ternary compound weeding composition water suspending agent.
Background
Rape is the first major oil crop in China, and the planting area and the total yield all year round are the first in the world. Weeds in the rape field compete with rape for water, fertilizer, light and living space, plant diseases and insect pests are spread, the quality of grains is affected, and the yield of the rape is reduced. The weed species in the rape field are complex, the yield of the rape is reduced by 10 to 15 percent in common annual weed damage, and the yield can be reduced by 50 percent in serious conditions. Practice proves that the chemical pesticide single agent is easy to have resistance problem after long-term use, so that the dosage is continuously increased, the risk is increased, and the environmental ecological safety is not facilitated. The compounding of the pesticide active ingredients with different structure types is an effective way for solving the problems of cost, resistance and the like in the application process of a single pesticide, can improve the actual control effect, reduce the using amount of the pesticide, is beneficial to delaying the generation of resistance, and is an important means for scientific control.
Patent application (CN106465720A) of Sichuan rill crop science Co., Ltd discloses a plant weeding composition, which takes clopyralid, picloram or clopyralid and benazolin as main active ingredients; the herbicide composition is used for treating postemergence stems and leaves of rape fields and medicinal plants, and has a synergistic effect on preventing and killing weeds. The patent application (CN107372535A) previously filed by the applicant discloses a ternary compound weeding composition, wherein the active ingredients comprise clopyralid, picloram and benazolin, and the ratio of the clopyralid, the picloram and the benazolin is 6-10: 1-3: 23-27; the formulation of the gel can be suspending agent, and the auxiliary agent comprises sodium lignosulfonate, SP-27001, SP-SC29, magnesium aluminum silicate, xanthan gum, methyl oleate and water; it has good preparation performance.
In the pesticide compounding, the main factor influencing the control effect of the compound pesticide is the formula of the active ingredient, but the pesticide auxiliary agent plays an important role in the aspects of improving the pesticide effect of the pesticide preparation, improving the performance of the pesticide preparation, stabilizing the quality of the preparation, reducing the harm of the active ingredient and the like. On the basis of earlier research, the applicant further optimizes the formula of the aqueous suspension agent and further screens out the formula of the aqueous suspension agent capable of enhancing the drug effect.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a water suspending agent formula capable of enhancing the drug effect.
The invention provides the following technical scheme:
a ternary compound weeding composition water suspending agent comprises active ingredients and auxiliary materials; the active ingredients comprise clopyralid, picloram and benazolin, wherein the weight ratio of the clopyralid, the picloram and the benazolin is 6-10: 1-3: 23-27; the auxiliary materials comprise wetting dispersants, organic silicon synergistic auxiliaries, thickeners, organic solvents and water; the wetting and dispersing agent comprises sodium lignosulfonate, SP-27001 and SP-SC 29; the organosilicon synergist comprises Silwet408, Silwet806, Agrowet820 or GY-S903; the thickener comprises magnesium aluminum silicate and xanthan gum; the organic solvent is methyl oleate.
The ternary compound weeding composition water suspension agent has the weight ratio of clopyralid, picloram and benazolin being 8: 2: 25.
The ternary compound weeding composition water suspending agent provided by the invention has the active ingredients accounting for 15-55% of the total weight.
The organosilicon synergistic adjuvant in the ternary complex herbicidal composition water suspending agent is preferably Silwet 806.
The ternary compound weeding composition water suspending agent can be used for preventing and controlling weeds in rape fields.
The invention provides application of an organosilicon synergistic auxiliary agent for enhancing the pesticide effect of the ternary built herbicidal composition water suspension concentrate of claim 1, wherein the organosilicon synergistic auxiliary agent is selected from Silwet408, Silwet806, Agrowet820 or GY-S903. Preferably, the silicone builder is selected from Silwet 806.
The invention further provides the following technical scheme
A ternary compound weeding composition water suspending agent comprises the following components in percentage by weight: 15-55% of active ingredient, 1-6% of sodium lignosulfonate, 1-6% of SP-270012-6% of SP-SC 292-6%, 0.5-2% of organic silicon synergistic agent, 0.1-0.6% of magnesium aluminum silicate, 0.05-0.3% of xanthan gum, 5-20% of methyl oleate and the balance of water to 100%. Wherein the weight ratio of the clopyralid to the picloram to the benazolin is 6-10: 1-3: 23-27; the organosilicon synergistic auxiliary is selected from Silwet408, Silwet806, Agrowwet 820 or GY-S903.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention provides an aqueous suspending agent formula capable of enhancing drug effect, and organosilicon synergistic auxiliaries such as Silwet408, Silwet806, Agrowet820 and GY-S903 are added in the aqueous suspending agent formula, so that the weeding effect can be obviously improved. Particularly, the addition of Silwet806 in the suspending agent improves the weeding effect by more than 5%.
(2) The aqueous suspension agent prepared by the invention has excellent dispersibility, centrifugal stability, hot storage stability and cold storage stability, and has the same performance as the preparation in the prior application of the applicant.
Detailed Description
The following detailed description of specific embodiments of the present invention is provided in conjunction with examples, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Formulation examples
Based on the formula of the suspending agent in the prior application CN107372535A of the applicant, the organosilicon synergistic agent in the suspending agent is screened and optimized. The preparation process of the suspending agent comprises the following steps: the active ingredients, the auxiliary agents and water are put into a ball mill according to the designed feeding amount, the ball milling and crushing are carried out, the materials (formed slurry) after the ball milling and crushing are put into a sand mill, cooling water is introduced, the sand milling and ultramicro crushing are carried out until the granules are less than or equal to 5 mu m, and then the particles are homogenized under the action of a homogenizer, thus obtaining the suspending agent.
TABLE 1 ternary built composition aqueous suspension formulation
Remarking: formulation 1 of the present application was identical to suspension formulation 4 of the prior application CN 107372535A; in the formulas 2 to 5, 1 percent of auxiliary agents Silwet408, Silwet806, Agrowwet 820 and GY-S903 are respectively added.
TABLE 2 determination of the aqueous suspension Properties of the ternary built compositions
Remarking: 1. in the dispersibility index, the superior grade: the water is in a cloud form and automatically dispersed without visible particles sinking; good grade: can automatically disperse in water, and the particles sink, and the sinking particles can slowly disperse or disperse after being lightly shaken. 2. Among the centrifugal stability indexes, the top grade: the water precipitation volume is less than 1 percent, and the precipitation volume is less than 1 percent; good grade: the water separating volume is less than 5 percent, and the precipitation volume is less than 5 percent.
As can be seen from Table 2, the aqueous suspension formulations of formulations 2 to 9 of the present invention are excellent in dispersibility, centrifugal stability, hot storage stability and cold storage stability. The preparation performance of the suspending agent is equivalent to that of the suspending agent in the prior application CN107372535A, namely, the formula 4.
And (3) biological determination: field control effect
Test site: in the rape field, the main weeds are broad-leaved weeds such as bromelia, cleavers, chickweed and the like. The compound pesticide is used for field spraying, and the area of a small area is 5m2The test was repeated 3 times, and the effect was investigated 15 days after the administration. The random sampling method is adopted during investigation, and the sampling area is 1m2And investigating the survival rate and the survival weight of the weeds in the sampling area. The test results are as follows:
TABLE 4 field control of the ternary combination composition aqueous suspension concentrate
As can be seen from table 3, further adding an organosilicon synergist to the formulation of the aqueous suspension concentrate can significantly improve the herbicidal effect of the compound preparation, and the order of the enhanced pharmacodynamic action is as follows: silwet806 > silwet408 > GY-s903 > Agrowet 820; the reinforcing effect of silwet806 is the best. In field experiments, the treatment has no influence on the growth of the rapes, which indicates that the rapes are safe.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (7)
1. A ternary compound weeding composition water suspending agent is characterized in that: comprises active ingredients and auxiliary materials; the active ingredients comprise clopyralid, picloram and benazolin, wherein the weight ratio of the clopyralid, the picloram and the benazolin is 6-10: 1-3: 23-27; the auxiliary materials comprise wetting dispersant, organic silicon synergistic auxiliary agent, thickening agent, organic solvent and water; the wetting and dispersing agent comprises sodium lignosulfonate, SP-27001 and SP-SC 29; the organosilicon synergist is selected from Silwet408, Silwet806, Agrowwet 820 or GY-S903; the thickener comprises magnesium aluminum silicate and xanthan gum; the organic solvent is methyl oleate.
2. The ternary complex herbicidal composition aqueous suspension concentrate of claim 1, characterized in that: the weight ratio of the clopyralid to the picloram to the benazolin is 8: 2: 25.
3. The ternary complex herbicidal composition aqueous suspension concentrate of claim 1, characterized in that: the weight of the active ingredients accounts for 15-55% of the total weight.
4. The ternary complex herbicidal composition aqueous suspension concentrate of claim 1, characterized in that: the organosilicon synergistic auxiliary is selected from Silwet 806.
5. The ternary built herbicidal composition aqueous suspension of any one of claims 1 to 4 is used for the control of weeds in rape fields.
6. Use of an organosilicon synergist to enhance the efficacy of an aqueous suspension of a ternary formulated herbicidal composition according to claim 1, wherein the organosilicon synergist is selected from Silwet408, Silwet806, Agrowet820 or GY-S903.
7. Use according to claim 6, characterized in that the silicone builder is selected from Silwet 806.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306198.5A CN111066795A (en) | 2019-12-17 | 2019-12-17 | Ternary compound weeding composition water suspending agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306198.5A CN111066795A (en) | 2019-12-17 | 2019-12-17 | Ternary compound weeding composition water suspending agent |
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| Publication Number | Publication Date |
|---|---|
| CN111066795A true CN111066795A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911306198.5A Pending CN111066795A (en) | 2019-12-17 | 2019-12-17 | Ternary compound weeding composition water suspending agent |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412963A (en) * | 2013-08-29 | 2015-03-18 | 浙江新安化工集团股份有限公司 | Agricultural auxiliary agent, granules and preparation method of agricultural auxiliary agent and granules |
| CN107372535A (en) * | 2017-07-03 | 2017-11-24 | 安徽嘉联生物科技有限公司 | A kind of ternary built Herbicidal combinations |
-
2019
- 2019-12-17 CN CN201911306198.5A patent/CN111066795A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412963A (en) * | 2013-08-29 | 2015-03-18 | 浙江新安化工集团股份有限公司 | Agricultural auxiliary agent, granules and preparation method of agricultural auxiliary agent and granules |
| CN107372535A (en) * | 2017-07-03 | 2017-11-24 | 安徽嘉联生物科技有限公司 | A kind of ternary built Herbicidal combinations |
Non-Patent Citations (4)
| Title |
|---|
| 京广源益农化学: "有机硅增效剂GY-S903", 《北京广源益农化学有限责任公司企业标准》 * |
| 南京捷润科技有限公司: "低泡展透剂喜威（Silwet）806产品说明", 《百度搜索》 * |
| 南京捷润科技有限公司: "展透剂喜威（Silwet）408产品说明", 《百度搜索》 * |
| 张忠亮等: "六种有机硅助剂对氟磺胺草醚的增效作用及其增效机理初探", 《农药学学报》 * |
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Application publication date: 20200428 |
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