CN108308179B - Pesticide synergistic additive and weeding composition containing same - Google Patents
Pesticide synergistic additive and weeding composition containing same Download PDFInfo
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- CN108308179B CN108308179B CN201810238411.2A CN201810238411A CN108308179B CN 108308179 B CN108308179 B CN 108308179B CN 201810238411 A CN201810238411 A CN 201810238411A CN 108308179 B CN108308179 B CN 108308179B
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- polyoxyethylene ether
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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
- A01N25/30—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 characterised by the surfactants
-
- 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
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/10—Sulfones; Sulfoxides
-
- 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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
- A01N43/68—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms with two or three nitrogen atoms directly attached to ring carbon atoms
- A01N43/70—Diamino—1,3,5—triazines with only one oxygen, sulfur or halogen atom or only one cyano, thiocyano (—SCN), cyanato (—OCN) or azido (—N3) group directly attached to a ring carbon atom
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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)
- Toxicology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a pesticide synergistic auxiliary and a weeding composition containing the same, belonging to the field of pesticide synergistic auxiliary. The pesticide synergistic auxiliary agent comprises the following components in parts by weight: 1-10 parts of a thickening agent; 40-100 parts of a synergistic component; the synergistic component comprises the following components in parts by weight: 20-30 parts of organic silicon, 15-20 parts of fatty alcohol-polyoxyethylene ether, 10-20 parts of fatty alcohol-polyoxyethylene ether sulfate and 1-10 parts of fatty alcohol-polyoxyethylene ether phosphate. The substances in the synergistic component of the invention act together, so that the prepared weeding composition has better stability, and simultaneously, the substances are matched for use, so that the weeding composition has better synergistic effect on herbicides. Moreover, the addition of the synergistic component in the formula avoids the use of an additional spraying auxiliary agent.
Description
Technical Field
The invention relates to the field of pesticide synergistic auxiliary agents, in particular to a pesticide synergistic auxiliary agent and a weeding composition containing the same.
Background
At present, the national is implementing the reduction and the increase of the pesticide, namely, the pesticide effect is improved by improving the utilization rate of the pesticide, and the using amount is reduced. The herbicide can improve the efficacy of the herbicide and is generally a surfactant such as polyether and organic silicon, and an auxiliary agent such as vegetable oil and inorganic salt. The formulation aids and spray aids are generally divided according to the mode of use. Formula auxiliary agent is that synergistic auxiliary agent is added into the formula to form a stable system, and spray auxiliary agent is that synergistic auxiliary agent is added into the liquid medicine during spraying. Because the formula auxiliary agent contains carriers such as filler and the like besides the effective components, the added synergistic components are few, and the amount of the synergistic components rarely reaches the desired effect after being diluted by hundreds of times to thousands of times; although the spraying aid can be added according to the required amount, the spraying aid needs additional packaging, and is not familiar and easy to add by mistake or add by omission when in use.
Disclosure of Invention
The invention provides a pesticide synergistic auxiliary and a weeding composition containing the same, aiming at solving the problems that a pesticide system is unstable and cannot achieve the expected synergistic effect due to low content of synergistic components in the prior art, and the spraying auxiliary needs extra packaging.
In order to solve the technical problems, the invention provides the following technical scheme:
on one hand, the invention provides a pesticide synergistic additive which comprises the following components in parts by weight: 1-10 parts of a thickening agent; 40-100 parts of a synergistic component;
the synergistic component comprises the following components in parts by weight:
further, the pesticide synergistic auxiliary agent comprises the following components in parts by weight: 1-5 parts of a thickening agent; 40-70 parts of a synergistic component.
Preferably, the thickener is one or more of organic bentonite, white carbon black, magnesium aluminum silicate and magnesium lithium silicate.
Further, the synergistic component also comprises 15-30 parts of sorbitan trioleate and/or 10-20 parts of sodium ditridecanol sulfosuccinate.
In another aspect, the invention also provides a weeding composition which comprises the pesticide synergistic auxiliary.
Furthermore, the herbicide in the weeding composition is one or more of mesotrione technical, cyanazine technical and ametryn technical
In still another aspect, the present invention also provides a preparation of the above herbicidal composition, comprising:
step 1: adding the synergistic components, the thickening agent and water into a mixing and shearing kettle, uniformly stirring, then adding the herbicide raw drug, shearing and uniformly stirring to form slurry;
step 2: sucking the slurry into a first-stage sand mill and a second-stage sand mill, sanding in sequence, and repeating sanding until D98The grain diameter is less than or equal to 5 mu m.
Compared with the prior art, the invention has the beneficial effects that:
the substances in the synergistic component of the invention act together, so that the prepared weeding composition has better stability, and simultaneously, the substances are matched for use, so that the weeding composition has better synergistic effect on herbicides. Moreover, the addition of the synergistic component in the formula avoids the use of an additional spraying auxiliary agent.
Detailed Description
In order to make the technical problems, solutions and advantages of the present invention more apparent, specific embodiments will be described in detail below, but the present invention is by no means limited to these examples. The following description is only a preferred embodiment of the present invention, and is only for the purpose of explaining the present invention, and should not be construed as limiting the scope of the present invention. It should be understood that any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
The invention provides a pesticide synergistic auxiliary and a weeding composition containing the same, and specific embodiments are as follows.
Example 1:
a pesticide synergistic adjuvant comprising: 1 part of organic bentonite, 20 parts of organic silicon, 15 parts of fatty alcohol-polyoxyethylene ether, 20 parts of fatty alcohol-polyoxyethylene ether sulfate and 1 part of fatty alcohol-polyoxyethylene ether phosphate.
Example 2:
a pesticide synergistic adjuvant comprising: 5 parts of white carbon black, 25 parts of organic silicon, 20 parts of fatty alcohol-polyoxyethylene ether, 10 parts of fatty alcohol-polyoxyethylene ether sulfate and 10 parts of fatty alcohol-polyoxyethylene ether phosphate.
Example 3:
a pesticide synergistic adjuvant comprising: 6 parts of white carbon black, 30 parts of organic silicon, 16 parts of fatty alcohol-polyoxyethylene ether, 20 parts of fatty alcohol-polyoxyethylene ether sulfate and 5 parts of fatty alcohol-polyoxyethylene ether phosphate.
Example 4:
a pesticide synergistic adjuvant comprising: 2 parts of magnesium aluminum silicate, 5 parts of lithium magnesium silicate, 28 parts of organic silicon, 18 parts of fatty alcohol-polyoxyethylene ether, 15 parts of fatty alcohol-polyoxyethylene ether sulfate and 8 parts of fatty alcohol-polyoxyethylene ether phosphate.
Example 5:
a pesticide synergistic adjuvant comprising: 5 parts of organic bentonite, 5 parts of white carbon black, 24 parts of organic silicon, 20 parts of fatty alcohol-polyoxyethylene ether, 12 parts of fatty alcohol-polyoxyethylene ether sulfate and 6 parts of fatty alcohol-polyoxyethylene ether phosphate.
Example 6:
a pesticide synergistic adjuvant comprising: 15 parts of sorbitan trioleate, and the rest components and the content are the same as those in example 1.
Example 7:
a pesticide synergistic adjuvant comprising: 30 parts of sorbitan trioleate, and the rest components and the content are the same as those in example 2.
Example 8:
a pesticide synergistic adjuvant comprising: 10 parts of ditridecanol sodium sulfosuccinate, and the rest of the components and the content are the same as in example 3.
Example 9:
a pesticide synergistic adjuvant comprising: 20 parts of ditridecanol sodium sulfosuccinate, and the rest of the components and the content are the same as in example 4.
Example 10:
a pesticide synergistic adjuvant comprising: 25 parts of sorbitan trioleate and 18 parts of sodium ditridecanol sulfosuccinate, and the rest of the components and the content are the same as those in example 5.
For the sake of brevity, the following comparative examples are constructed as examples only, with the purpose of further illustrating the advantageous effects of the present invention.
Comparative example 1:
the same procedure as in example 10 was repeated except that the sodium ditridecanol sulfosuccinate and sorbitan trioleate used in example 10 were replaced with water.
Comparative example 2:
the same procedure as in example 10 was repeated except that sodium ditridecanol sulfosuccinate and sorbitan trioleate used in example 10 were replaced with methyl fatty acid ester.
Comparative example 3:
the same procedure as in example 10 was repeated except that in example 10, sodium ditridecanol sulfosuccinate was replaced with fatty alcohol polyoxyethylene ether.
Comparative example 4:
the sorbitan trioleate used in example 10 was replaced by fatty alcohol polyoxyethylene ether, and the rest of the conditions were the same as in example 10.
Comparative example 5:
the sodium ditridecanol sulfosuccinate and sorbitan trioleate used in example 10 were replaced with fatty alcohol polyoxyethylene ether, and the rest of the conditions were the same as in example 10.
The invention also provides a weeding composition and a preparation method thereof, and the weeding composition comprises the pesticide synergistic additive and the herbicide.
Example 11:
the herbicide is a ternary composition of 4% of mesotrione technical, 14% of cyanazine technical and 20% of ametryn technical, and then the pesticide synergistic adjuvant prepared in the example 1 is added, wherein the pesticide synergistic adjuvant accounts for 12% of the dosage of the prepared weeding composition, and the balance is water.
The preparation method of the weeding composition comprises the following steps:
step 1: adding the synergistic components, the thickening agent and water into a mixing and shearing kettle, uniformly stirring, then adding the herbicide raw drug, shearing and uniformly stirring to form slurry;
step 2: sucking the slurry into a first-stage sand mill and a second-stage sand mill, sanding in sequence, and repeating sanding until D98The grain diameter is less than or equal to 5 muAnd m is just needed.
Example 12:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in example 3, and the remaining conditions and preparation method were the same as in example 11.
Example 13:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in example 5, and the remaining conditions and preparation method were the same as in example 11.
Example 14:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in example 7, and the remaining conditions and preparation method were the same as in example 11.
Example 15:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in example 9, and the remaining conditions and preparation method were the same as in example 11.
Example 16:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in example 10, and the remaining conditions and preparation method were the same as in example 11.
Comparative example 6:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in comparative example 1, and the remaining conditions and preparation method were the same as in example 11.
Comparative example 7:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in comparative example 2, and the remaining conditions and preparation method were the same as in example 11.
Comparative example 8:
the pesticidal synergistic agent prepared in example 1 in example 11 was replaced with the pesticidal synergistic agent prepared in comparative example 3, and the other conditions and the preparation method were the same as in example 11.
Comparative example 9:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in comparative example 4, and the remaining conditions and preparation method were the same as in example 11.
Comparative example 10:
the agricultural chemical synergist prepared in example 1 in example 11 was replaced with the agricultural chemical synergist prepared in comparative example 5, and the remaining conditions and preparation method were the same as in example 11.
The herbicidal compositions prepared in examples 11 to 16 and the herbicidal compositions prepared in comparative examples 6 to 10 were diluted 1000 times and tested for their performance, and the relevant performances are shown in tables 1 to 2.
TABLE 1, performance test results for 4% mesotrione, 14% cyanazine and 20% ametryn suspending agent
As can be seen from the results in Table 1, the 4% mesotrione, 14% cyanazine and 20% ametryn suspensions prepared with the potentiator of the present invention have good suspension properties and stability. Changing the components therein can cause instability and unacceptable performance of the formulation system.
The field efficacy tests of the herbicidal composition formulations prepared in the foregoing examples 11 to 16 and comparative examples 6 to 10 are shown in Table 2.
TABLE 2 field test of efficacy
The field efficacy results in table 2 show that the synergistic pesticide adjuvant can greatly improve the control effect on weeds when used together with 4% of mesotrione, 14% of cyanazine and 20% of ametryn herbicide.
Meanwhile, the pesticide synergistic additive prepared by the invention can be used together with other herbicides to improve the weeding effect, and is not repeated herein due to limited space.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (5)
1. A weeding composition is characterized in that herbicides in the weeding composition are a mesotrione technical material, a cyanazine technical material and a ametryn technical material; also comprises a pesticide synergistic auxiliary agent;
the pesticide synergistic auxiliary agent comprises the following components in parts by weight: 1-10 parts of a thickening agent; 40-100 parts of a synergistic component;
the synergistic component comprises the following components in parts by weight:
2. the weeding composition according to claim 1, wherein the pesticide synergist comprises the following components in parts by weight: 1-5 parts of a thickening agent; 40-70 parts of a synergistic component.
3. A herbicidal composition according to claim 1 or 2, characterized in that the thickener is one or more of organobentonite, silica white, magnesium aluminium silicate, magnesium lithium silicate.
4. A herbicidal composition according to claim 3, wherein the herbicide is 4% mesotrione technical, 14% cyhalofop-butyl and 20% ametryn; then adding a pesticide synergistic auxiliary agent, wherein the pesticide synergistic auxiliary agent accounts for 12% of the dosage of the prepared weeding composition, and the balance is water;
the pesticide synergistic auxiliary agent comprises the following components in parts by weight: 5 parts of organic bentonite, 5 parts of white carbon black, 24 parts of organic silicon, 20 parts of fatty alcohol-polyoxyethylene ether, 12 parts of fatty alcohol-polyoxyethylene ether sulfate and 6 parts of fatty alcohol-polyoxyethylene ether phosphate; 25 parts of sorbitan trioleate and 18 parts of sodium ditridecanol sulfosuccinate.
5. A process for the preparation of a herbicidal composition as claimed in any of claims 1 to 4, which comprises:
step 1: adding the synergistic components, the thickening agent and water into a mixing and shearing kettle, uniformly stirring, then adding the herbicide raw drug, shearing and uniformly stirring to form slurry;
step 2: sucking the slurry into a first-stage sand mill and a second-stage sand mill, sanding in sequence, and repeating sanding until D98The grain diameter is less than or equal to 5 mu m.
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| CN201810238411.2A CN108308179B (en) | 2018-03-22 | 2018-03-22 | Pesticide synergistic additive and weeding composition containing same |
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| CN108308179B true CN108308179B (en) | 2020-10-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109090159A (en) * | 2018-09-14 | 2018-12-28 | 安徽省益农化工有限公司 | A kind of paddy field weed herbicide and preparation method thereof containing thyme essential oil |
| CN113133450B (en) * | 2020-01-17 | 2023-10-20 | 成都新朝阳作物科学股份有限公司 | Use of polyether compounds as potentiators of herbicides |
| CN111887254A (en) * | 2020-08-20 | 2020-11-06 | 广东省农业科学院植物保护研究所 | High-permeability and high-adhesion pesticide synergistic additive and preparation method thereof |
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