CN111972405A - Auxiliary agent for suspending agent and isoxaflutole suspending agent - Google Patents
Auxiliary agent for suspending agent and isoxaflutole suspending agent Download PDFInfo
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- CN111972405A CN111972405A CN202010731689.0A CN202010731689A CN111972405A CN 111972405 A CN111972405 A CN 111972405A CN 202010731689 A CN202010731689 A CN 202010731689A CN 111972405 A CN111972405 A CN 111972405A
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- Prior art keywords
- isoxaflutole
- suspending agent
- agent
- suspension
- auxiliary agent
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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
- 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
- A01N25/22—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 ingredients stabilising the active ingredients
-
- 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
- A01N43/80—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 1,2
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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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses an auxiliary agent for a suspending agent, which comprises the following raw materials: 20-60% of phenethylphenol polyoxyethylene ether phosphate imine, 15-35% of dendritic acrylic acid polycarboxylic acid sodium salt and 25-50% of alkylbenzene sulfonic acid amide salt. The invention also discloses an isoxaflutole suspending agent containing the auxiliary agent for the suspending agent, which comprises the following raw materials: 20% of isoxaflutole, 8% of an auxiliary agent for a suspending agent, 0.2% of xanthan gum, 1.4% of magnesium aluminum silicate, 0.3% of benzoic acid, 0.5% of a defoaming agent and 69.6% of water, and the auxiliary agent for the suspending agent is added into the isoxaflutole suspending agent, so that the decomposition rate of isoxaflutole in the isoxaflutole suspending agent at normal temperature and high temperature can be effectively reduced, and the storage time of the isoxaflutole suspending agent is prolonged.
Description
Technical Field
The invention relates to the technical field of pesticide manufacturing, and particularly relates to an auxiliary agent for a suspending agent and an isoxaflutole suspending agent.
Background
Isoxaflutole is an organic heterocyclic selective systemic pre-emergence herbicide used for soil treatment in dry crop fields such as corn, sugarcane and the like, and mainly plays a role through the absorption and conduction of young roots of weeds. The application method of isoxaflutole is that the isoxaflutole is ground into particles and then uniformly dispersed in water to prepare the suspending agent, and at present, the problem that the isoxaflutole is easily decomposed after being stored for a long time exists in the conventional isoxaflutole suspending agent on the market.
Disclosure of Invention
The technical problem to be solved by the invention is as follows:
the isoxaflutole suspension is easy to decompose after being stored for a long time.
In order to achieve the purpose, the invention adopts the following technical scheme:
an auxiliary agent for a suspending agent comprises the following raw materials: 20-60% of phenethylphenol polyoxyethylene ether phosphate imine, 15-35% of dendritic acrylic acid polycarboxylic acid sodium salt and 25-50% of alkylbenzene sulfonic acid amide salt.
Further, the preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
An isoxaflutole suspension concentrate comprising any of the suspending agent adjuvants described above.
Further, the isoxaflutole suspending agent comprises the following raw materials: 20% of isoxaflutole, 8% of an auxiliary agent for a suspending agent, 0.2% of xanthan gum, 1.4% of magnesium aluminum silicate, 0.3% of benzoic acid, 0.5% of a defoaming agent and 69.6% of water;
further, the preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding the suspending agent and the auxiliary agent into water, and uniformly stirring to obtain an auxiliary agent solution;
(2) adding isoxaflutole into the auxiliary agent solution, and uniformly stirring to obtain a mixed solution;
(3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution; and uniformly stirring, carrying out high-speed shearing, and then grinding in a grinding medium to obtain the isoxaflutole suspending agent.
Further, the grinding time in the step (3) is 2-3 hours.
Further, the particle size D90 of the isoxaflutole suspension is less than 5 microns.
The invention has the beneficial effects that:
the assistant for the suspending agent is added into the isoxaflutole suspending agent, so that the decomposition rate of isoxaflutole in the isoxaflutole suspending agent at normal temperature and high temperature can be effectively reduced, and the storage time of the isoxaflutole suspending agent is prolonged.
Detailed Description
An auxiliary agent for a suspending agent comprises the following raw materials:
20-60% of phenethylphenol polyoxyethylene ether phosphate imine, 15-35% of dendritic acrylic acid polycarboxylic acid sodium salt and 25-50% of alkylbenzene sulfonic acid amide salt.
The preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
An isoxaflutole suspension concentrate, which comprises the following raw materials:
20% of isoxaflutole, 8% of an auxiliary agent for a suspending agent, 0.2% of xanthan gum, 1.4% of magnesium aluminum silicate, 0.3% of benzoic acid, 0.5% of a defoaming agent and 69.6% of water.
The preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding a suspending agent into water by using an aid, uniformly stirring to obtain an aid solution, (2) adding isoxaflutole into the aid solution, uniformly stirring to obtain a mixed solution, and (3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution, uniformly stirring, then carrying out high-speed shearing, and then placing the mixture in a grinding medium for grinding for 2-3 hours to obtain the isoxaflutole suspending agent with the particle size D90 smaller than 5 microns.
The auxiliary agent for the suspending agent can also be used for a isoxaflutole and atrazine compound suspending agent and an isoxaflutole and terbuthylazine compound suspending agent.
Example 1
An auxiliary agent for a suspending agent comprises the following raw materials:
20% of phenethylphenol polyoxyethylene ether phosphate imine, 30% of dendritic acrylic acid polycarboxylic acid sodium salt and 50% of alkylbenzene sulfonic acid amide salt.
The preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
Example 2
An auxiliary agent for a suspending agent comprises the following raw materials:
30% of phenethylphenol polyoxyethylene ether phosphate imine, 20% of dendritic acrylic acid polycarboxylic acid sodium salt and 50% of alkylbenzene sulfonic acid amide salt.
The preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
Example 3
An auxiliary agent for a suspending agent comprises the following raw materials:
40% of phenethylphenol polyoxyethylene ether phosphate imine, 30% of dendritic acrylic acid polycarboxylic acid sodium salt and 30% of alkylbenzene sulfonic acid amide salt.
The preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
Example 4
An auxiliary agent for a suspending agent comprises the following raw materials:
60 percent of phenethylphenol polyoxyethylene ether phosphate imine, 15 percent of dendritic acrylic acid polycarboxylic acid sodium salt and 25 percent of alkyl benzene sulfonic acid amide salt.
The preparation method of the auxiliary agent for the suspending agent comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
Example 5
An isoxaflutole suspension concentrate, which comprises the following raw materials:
20% isoxaflutole, 8% of the adjuvant for the suspension prepared in example 1, 0.2% xanthan gum, 1.4% magnesium aluminum silicate, 0.3% benzoic acid, 0.5% defoamer, 69.6% water.
The preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding a suspending agent into water by using an aid, uniformly stirring to obtain an aid solution, (2) adding isoxaflutole into the aid solution, uniformly stirring to obtain a mixed solution, and (3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution, uniformly stirring, then carrying out high-speed shearing, and then placing the mixture in a grinding medium for grinding for 2 hours to obtain the isoxaflutole suspending agent with the particle size D90 smaller than 5 microns.
Example 6
An isoxaflutole suspension concentrate, which comprises the following raw materials:
20% isoxaflutole, 8% of the adjuvant for the suspension prepared in example 2, 0.2% xanthan gum, 1.4% magnesium aluminum silicate, 0.3% benzoic acid, 0.5% defoamer, 69.6% water.
The preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding a suspending agent into water by using an aid, uniformly stirring to obtain an aid solution, (2) adding isoxaflutole into the aid solution, uniformly stirring to obtain a mixed solution, and (3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution, uniformly stirring, then carrying out high-speed shearing, and then placing the mixture in a grinding medium for grinding for 2.4 hours to obtain the isoxaflutole suspending agent with the particle size D90 smaller than 5 microns.
Example 7
An isoxaflutole suspension concentrate, which comprises the following raw materials:
20% isoxaflutole, 8% of the adjuvant for the suspension prepared in example 3, 0.2% xanthan gum, 1.4% magnesium aluminum silicate, 0.3% benzoic acid, 0.5% defoamer, 69.6% water.
The preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding a suspending agent into water by using an aid, uniformly stirring to obtain an aid solution, (2) adding isoxaflutole into the aid solution, uniformly stirring to obtain a mixed solution, and (3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution, uniformly stirring, then carrying out high-speed shearing, and then placing the mixture in a grinding medium for grinding for 2.6 hours to obtain the isoxaflutole suspending agent with the particle size D90 smaller than 5 microns.
Example 8
An isoxaflutole suspension concentrate, which comprises the following raw materials:
20% isoxaflutole, 8% adjuvant for suspension prepared in example 4, 0.2% xanthan gum, 1.4% magnesium aluminum silicate, 0.3% benzoic acid, 0.5% defoamer, 69.6% water.
The preparation method of the isoxaflutole suspending agent comprises the following steps:
(1) adding a suspending agent into water by using an aid, uniformly stirring to obtain an aid solution, (2) adding isoxaflutole into the aid solution, uniformly stirring to obtain a mixed solution, and (3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution, uniformly stirring, then carrying out high-speed shearing, and then placing the mixture in a grinding medium for grinding for 3 hours to obtain the isoxaflutole suspending agent with the particle size D90 smaller than 5 microns.
Experimental example:
taking a commercial isoxaflutole suspension product as a comparative example, the isoxaflutole suspensions prepared in examples 5-8 and the comparative example were placed at 25 ℃ for two years at room temperature and 54 ℃ for fourteen days at high temperature, respectively, and the experimental results are as follows:
table 1: decomposition rates of examples and comparative examples in two years at ambient temperature of 25 deg.C
Table 2: decomposition rates of examples and comparative examples were maintained at a high temperature of 54 ℃ for fourteen days
As can be seen from tables 1 and 2, compared with the isoxaflutole suspension products on the market, the isoxaflutole suspensions prepared by using the auxiliary agent for the suspension of the invention in the examples 5 to 8, the decomposition rate of isoxaflutole in the isoxaflutole suspension is effectively controlled by adding the auxiliary agent for the suspension of the invention under the conditions of normal temperature of 25 ℃ and high temperature of 54 ℃, so that the storage time of the isoxaflutole suspension is effectively prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention by equivalent replacement or change according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (7)
1. The auxiliary agent for the suspending agent is characterized by comprising the following raw materials: 20-60% of phenethylphenol polyoxyethylene ether phosphate imine, 15-35% of dendritic acrylic acid polycarboxylic acid sodium salt and 25-50% of alkylbenzene sulfonic acid amide salt.
2. The suspending agent aid as claimed in claim 1, wherein the preparation method of the suspending agent aid comprises the following steps:
and uniformly stirring phenethyl phenol polyoxyethylene ether phosphate imine, dendritic acrylic acid polycarboxylic acid sodium salt and alkylbenzene sulfonic acid amide salt to obtain the auxiliary agent for the suspending agent.
3. An isoxaflutole suspension concentrate, characterized in that it comprises an adjuvant for suspension concentrates as claimed in any one of claims 1-2.
4. The isoxaflutole suspension concentrate of claim 3, wherein the isoxaflutole suspension concentrate comprises the following raw materials: 20% of isoxaflutole, 8% of an auxiliary agent for a suspending agent, 0.2% of xanthan gum, 1.4% of magnesium aluminum silicate, 0.3% of benzoic acid, 0.5% of a defoaming agent and 69.6% of water.
5. The isoxaflutole suspension according to claim 4, wherein the isoxaflutole suspension is prepared by a process comprising the steps of:
(1) adding the suspending agent and the auxiliary agent into water, and uniformly stirring to obtain an auxiliary agent solution;
(2) adding isoxaflutole into the auxiliary agent solution, and uniformly stirring to obtain a mixed solution;
(3) sequentially adding xanthan gum, magnesium aluminum silicate, benzoic acid and a defoaming agent into the mixed solution; and uniformly stirring, carrying out high-speed shearing, and then grinding in a grinding medium to obtain the isoxaflutole suspending agent.
6. The isoxaflutole suspension of claim 5, wherein the grinding time of step (3) is 2-3 hours.
7. The isoxaflutole suspension of claim 5, wherein the isoxaflutole suspension has a particle size D90 of less than 5 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010731689.0A CN111972405A (en) | 2020-07-27 | 2020-07-27 | Auxiliary agent for suspending agent and isoxaflutole suspending agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010731689.0A CN111972405A (en) | 2020-07-27 | 2020-07-27 | Auxiliary agent for suspending agent and isoxaflutole suspending agent |
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| CN111972405A true CN111972405A (en) | 2020-11-24 |
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| CN202010731689.0A Pending CN111972405A (en) | 2020-07-27 | 2020-07-27 | Auxiliary agent for suspending agent and isoxaflutole suspending agent |
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