CN112273393A - Cyhalothrin and chlorpyrifos mixture - Google Patents
Cyhalothrin and chlorpyrifos mixture Download PDFInfo
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- CN112273393A CN112273393A CN202011169274.5A CN202011169274A CN112273393A CN 112273393 A CN112273393 A CN 112273393A CN 202011169274 A CN202011169274 A CN 202011169274A CN 112273393 A CN112273393 A CN 112273393A
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- cyhalothrin
- chlorpyrifos
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- synergist
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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
- A01N57/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
- A01N57/10—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds
- A01N57/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds containing heterocyclic radicals
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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
- A01N53/00—Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
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- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a cyhalothrin and chlorpyrifos mixture, which has the technical scheme that: the composite material comprises a main solvent and a cosolvent, wherein the main solvent comprises cyhalothrin and chlorpyrifos, the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide, and the main solvent comprises the following components in percentage by mass: 1-3% of cyhalothrin and 20-60% of chlorpyrifos, wherein the cosolvent comprises the following components in percentage by mass: 8-20% of xylene solvent, 10-30% of emulsifier agricultural emulsion, 5-9% of synergist, 12-24% of dimethylformamide, and a cyhalothrin and chlorpyrifos mixture has the following beneficial effects: the cyhalothrin and the chlorpyrifos are mixed with the cosolvent to prepare the insecticidal mixture with small pollution and good insecticidal effect, so that the problems that the existing mixture for preventing and treating vegetable pests has strong pungent smell, strong pollution, harm to body health, strong drug resistance of pests and unreasonable prevention and treatment effect are solved.
Description
Technical Field
The invention relates to the technical field of pesticide insecticides, in particular to a cyhalothrin and chlorpyrifos mixture.
Background
The cyhalothrin is yellow to brown viscous oily liquid, is stable under light, is a pyrethroid insecticide, can effectively control various pests on cotton, fruit trees, vegetables and soybeans, can control parasites on animals, is moderately toxic to human and livestock, has no stimulation to rabbit skin, has slight stimulation to eyes, has high toxicity to aquatic organisms, bees and silkworms, has high insecticidal activity, belongs to nerve toxicants, is a pyrethroid insecticide, mainly has contact poisoning and stomach poisoning effects, has certain repelling effect, has no systemic and fumigating effects, has long restraining effect and lasting period, can resist rain drip washing, chlorpyrifos and also called dead ticks, is a non-toxic broad-spectrum insecticide and acaricide, has higher volatility in land, has the triple effects of stomach poisoning, contact poisoning and fumigating, has better control effect on various chewing and sucking mouthpart pests on rice, wheat, cotton, fruit trees, vegetables and tea trees, has good compatibility when being mixed, can be mixed with various insecticides and has obvious synergistic effect.
The prior art has the following defects: the existing mixed agent for preventing and controlling vegetable pests has strong pungent smell, strong pollution, harm to body health, strong drug resistance of pests and unsatisfactory prevention and control effect.
Therefore, the invention is necessary to invent cyhalothrin and chlorpyrifos mixture.
Disclosure of Invention
Therefore, the cyhalothrin and chlorpyrifos mixture is prepared by mixing cyhalothrin and chlorpyrifos and a cosolvent, and the pesticide mixture with low pollution and good insecticidal effect is prepared, so that the problems that the existing mixture for preventing and treating vegetable pests has strong pungent smell, strong pollution, harm to body health, strong drug resistance of pests and unreasonable prevention and treatment effect are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the cyhalothrin and chlorpyrifos mixture comprises a main solvent and a cosolvent, wherein the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent comprises the following components in percentage by mass: 1-3% of cyhalothrin and 20-60% of chlorpyrifos;
the cosolvent comprises the following components in percentage by mass: 8-20% of dimethylbenzene solvent, 10-30% of emulsifier agricultural emulsion, 5-9% of synergist and 12-24% of dimethylformamide.
Preferably, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen;
s2: respectively pouring a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide into a container according to the optimal ratio, and uniformly stirring;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion and uniformly stirring;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen and is metered and subpackaged into storage bottles.
Preferably, the content ratio of each component in the main solvent and the cosolvent is respectively as follows:
cyhalothrin 1% V/V, chlorpyrifos 20% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 5% of synergist and 12% of dimethylformamide. Preferably, the content ratio of each component in the main solvent and the cosolvent is respectively as follows:
cyhalothrin 2% V/V, chlorpyrifos 40% W/V;
14% of xylene solvent, 20% of emulsifier agricultural emulsion, 7% of synergist and 18% of dimethylformamide.
Preferably, the content ratio of each component in the main solvent and the cosolvent is respectively as follows:
cyhalothrin 2.5% V/V, chlorpyrifos 50% W/V;
16% of dimethylbenzene solvent, 25% of emulsifier agricultural emulsion, 8% of synergist and 20% of dimethylformamide.
Preferably, the content ratio of each component in the main solvent and the cosolvent is respectively as follows:
cyhalothrin 3% V/V and chlorpyrifos 60% W/V;
20% of dimethylbenzene solvent, 30% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide.
Preferably, the content ratio of each component in the main solvent and the cosolvent is respectively as follows:
cyhalothrin 3% V/V, chlorpyrifos 40% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide.
Preferably, in the step S1, the container is heated to 40-50 ℃.
Preferably, in the steps S1-S4, the gas mask and gloves must be worn when the mixture is mixed.
Preferably, in step S1, the storage bottle is a glass bottle.
The invention has the beneficial effects that:
the cyhalothrin and chlorpyrifos mixture has the advantages of high pest mortality rate, small pungent smell and small pollution, delays the resistance of pests to the cyhalothrin and chlorpyrifos mixture, has high comprehensive performance and ideal pest control effect, and the cyhalothrin accounts for more than seven tenths of the mixed preparation, thereby being beneficial to improving the synergistic effect and the control effect of the mixed preparation and reducing the cost.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the invention.
Example 1:
the invention provides a cyhalothrin and chlorpyrifos mixture, which comprises a main solvent and a cosolvent;
further, the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent and the cosolvent respectively comprise the following components in percentage by mass: cyhalothrin 1% V/V, chlorpyrifos 20% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 5% of synergist and 12% of dimethylformamide;
further, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen, heating the container to 40-50 ℃ to obtain better stirring effect, accelerating the activity of molecules in the mixed agent when the temperature is heated to 40-50 ℃, improving the fusion property of the molecules, setting the storage bottle as a glass bottle, preventing the mixed agent from corroding the bottle body, and having good chemical stability, air impermeability and easy forming;
s2: the dimethyl formamide is an excellent organic solvent and can be used as a mixed basic solvent of the cyhalothrin and the chlorpyrifos;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion for uniform stirring, and stirring for 45 minutes clockwise and then for 45 minutes anticlockwise until the mixture is completely mixed;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen, the mixed solvent is metered and subpackaged into a storage bottle, the mixed solvent is filtered by the filter screen and then is timely washed by clear water, the liquid on the filter screen is prevented from splashing to cause pollution, the interior of the storage bottle is vacuum-packaged, and the storage bottle is lightly taken.
Example 2:
the invention provides a cyhalothrin and chlorpyrifos mixture, which comprises a main solvent and a cosolvent;
further, the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent and the cosolvent respectively comprise the following components in percentage by mass: cyhalothrin 2% V/V, chlorpyrifos 40% W/V;
14% of dimethylbenzene solvent, 20% of emulsifier agricultural emulsion, 7% of synergist and 18% of dimethylformamide;
further, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen, heating the container to 40-50 ℃ to obtain better stirring effect, accelerating the activity of molecules in the mixed agent when the temperature is heated to 40-50 ℃, improving the fusion property of the molecules, setting the storage bottle as a glass bottle to prevent the mixed agent from corroding the bottle body, and having good chemical stability, air impermeability and easy forming;
s2: the dimethyl formamide is an excellent organic solvent and can be used as a mixed basic solvent of the cyhalothrin and the chlorpyrifos;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion for uniform stirring, and stirring for 45 minutes clockwise and then for 45 minutes anticlockwise until the mixture is completely mixed;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen, the mixed solvent is metered and subpackaged into a storage bottle, the mixed solvent is filtered by the filter screen and then is timely washed by clear water, the liquid on the filter screen is prevented from splashing to cause pollution, the interior of the storage bottle is vacuum-packaged, and the storage bottle is lightly taken.
Example 3:
the invention provides a cyhalothrin and chlorpyrifos mixture, which comprises a main solvent and a cosolvent;
further, the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 2.5% V/V, chlorpyrifos 50% W/V;
16% of dimethylbenzene solvent, 25% of emulsifier agricultural emulsion, 8% of synergist and 20% of dimethylformamide;
further, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen, heating the container to 40-50 ℃ to obtain better stirring effect, accelerating the activity of molecules in the mixed agent when the temperature is heated to 40-50 ℃, improving the fusion property of the molecules, setting the storage bottle as a glass bottle to prevent the mixed agent from corroding the bottle body, and having good chemical stability, air impermeability and easy forming;
s2: the dimethyl formamide is an excellent organic solvent and can be used as a mixed basic solvent of the cyhalothrin and the chlorpyrifos;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion for uniform stirring, and stirring for 45 minutes clockwise and then for 45 minutes anticlockwise until the mixture is completely mixed;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen, the mixed solvent is metered and subpackaged into a storage bottle, the mixed solvent is filtered by the filter screen and then is timely washed by clear water, the liquid on the filter screen is prevented from splashing to cause pollution, the interior of the storage bottle is vacuum-packaged, and the storage bottle is lightly taken.
Example 4:
the invention provides a cyhalothrin and chlorpyrifos mixture, which comprises a main solvent and a cosolvent;
further, the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent and the cosolvent respectively comprise the following components in percentage by mass: cyhalothrin 3% V/V and chlorpyrifos 60% W/V;
20% of dimethylbenzene solvent, 30% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide;
further, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen, heating the container to 40-50 ℃ to obtain better stirring effect, accelerating the activity of molecules in the mixed agent when the temperature is heated to 40-50 ℃, improving the fusion property of the molecules, setting the storage bottle as a glass bottle to prevent the mixed agent from corroding the bottle body, and having good chemical stability, air impermeability and easy forming;
s2: the dimethyl formamide is an excellent organic solvent and can be used as a mixed basic solvent of the cyhalothrin and the chlorpyrifos;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion for uniform stirring, and stirring for 45 minutes clockwise and then for 45 minutes anticlockwise until the mixture is completely mixed;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen, the mixed solvent is metered and subpackaged into a storage bottle, the mixed solvent is filtered by the filter screen and then is timely washed by clear water, the liquid on the filter screen is prevented from splashing to cause pollution, the interior of the storage bottle is vacuum-packaged, and the storage bottle is lightly taken.
Example 5:
the invention provides a cyhalothrin and chlorpyrifos mixture, which comprises a main solvent and a cosolvent;
further, the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent and the cosolvent respectively comprise the following components in percentage by mass: cyhalothrin 3% V/V, chlorpyrifos 40% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide;
further, the mixing step is as follows:
s1: preparing a container, a storage bottle and a filter screen, heating the container to 40-50 ℃ to obtain better stirring effect, accelerating the activity of molecules in the mixed agent when the temperature is heated to 40-50 ℃, improving the fusion property of the molecules, setting the storage bottle as a glass bottle to prevent the mixed agent from corroding the bottle body, and having good chemical stability, air impermeability and easy forming;
s2: the dimethyl formamide is an excellent organic solvent and can be used as a mixed basic solvent of the cyhalothrin and the chlorpyrifos;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion for uniform stirring, and stirring for 45 minutes clockwise and then for 45 minutes anticlockwise until the mixture is completely mixed;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen, the mixed solvent is metered and subpackaged into a storage bottle, the mixed solvent is filtered by the filter screen and then is timely washed by clear water, the liquid on the filter screen is prevented from splashing to cause pollution, the interior of the storage bottle is vacuum-packaged, and the storage bottle is lightly taken.
Grab 10 pests were tested with cyhalothrin, chlorpyrifos mix prepared in examples 1-5 above, and the following data were obtained:
as can be seen from the above table, the cyhalothrin and chlorpyrifos mixtures prepared in examples 1 to 5 have high pest mortality, less pungent odor, less pollution and optimal overall performance when the cyhalothrin in example 3 is 2.5% V/V, the chlorpyrifos is 50% W/V, the xylene solvent is 16% V/V, the emulsifier-emulsifier is 25% V/V, the synergist is 8% V/V and the dimethylformamide is 20% V/V, the cyhalothrin and chlorpyrifos mixtures in examples 1 and 2 have less pollution, but the insecticidal effect is not ideal, and the cyhalothrin and chlorpyrifos mixtures in examples 4 and 5 have better insecticidal effect, but have greater pollution to the environment, have greater pungent odor and harm to the body health of users.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (10)
1. The cyhalothrin and chlorpyrifos mixture comprises a main solvent and a cosolvent, and is characterized in that: the main solvent comprises cyhalothrin and chlorpyrifos, and the cosolvent comprises a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide;
the main solvent comprises the following components in percentage by mass: 1-3% of cyhalothrin and 20-60% of chlorpyrifos;
the cosolvent comprises the following components in percentage by mass: 8-20% of dimethylbenzene solvent, 10-30% of emulsifier agricultural emulsion, 5-9% of synergist and 12-24% of dimethylformamide.
2. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the preparation method also comprises the following specific steps:
s1: preparing a container, a storage bottle and a filter screen;
s2: respectively pouring a xylene solvent, an emulsifier agricultural emulsion, a synergist and dimethylformamide into a container according to the optimal ratio, and uniformly stirring;
s3: continuously pouring cyhalothrin and chlorpyrifos into the container according to the optimal proportion and uniformly stirring;
s4: after the mixed solvent is uniformly stirred for 90 minutes, the mixed solvent is filtered by a filter screen and is metered and subpackaged into storage bottles.
3. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 1% V/V, chlorpyrifos 20% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 5% of synergist and 12% of dimethylformamide.
4. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 2% V/V, chlorpyrifos 40% W/V;
14% of xylene solvent, 20% of emulsifier agricultural emulsion, 7% of synergist and 18% of dimethylformamide.
5. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 2.5% V/V, chlorpyrifos 50% W/V;
16% of dimethylbenzene solvent, 25% of emulsifier agricultural emulsion, 8% of synergist and 20% of dimethylformamide.
6. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 3% V/V and chlorpyrifos 60% W/V;
20% of dimethylbenzene solvent, 30% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide.
7. A cyhalothrin, chlorpyrifos mixture according to claim 1, characterised in that: the main solvent and the cosolvent respectively comprise the following components in percentage by weight:
cyhalothrin 3% V/V, chlorpyrifos 40% W/V;
8% of dimethylbenzene solvent, 10% of emulsifier agricultural emulsion, 9% of synergist and 24% of dimethylformamide.
8. A cyhalothrin, chlorpyrifos mixture according to claim 2, characterised in that: in said step S1, the vessel is heated to 40 ℃ to 50 ℃.
9. A cyhalothrin, chlorpyrifos mixture according to claim 2, characterised in that: in the steps S1-S4, the gas mask and gloves must be worn when the mixture is mixed.
10. A cyhalothrin, chlorpyrifos mixture according to claim 2, characterised in that: in step S1, the storage bottle is set as a glass bottle.
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| CN202011169274.5A CN112273393A (en) | 2020-10-28 | 2020-10-28 | Cyhalothrin and chlorpyrifos mixture |
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| CN202011169274.5A CN112273393A (en) | 2020-10-28 | 2020-10-28 | Cyhalothrin and chlorpyrifos mixture |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095890A (en) * | 1993-06-03 | 1994-12-07 | 南京农业大学 | Cyhalothrin, chlorpyrifos mixture |
| AU2008200430A1 (en) * | 2001-07-25 | 2008-02-21 | Syngenta Limited | Insecticidal mixture containing gamma-cyhalothrin |
| CN101305715A (en) * | 2008-01-26 | 2008-11-19 | 益阳市润慷宝化工有限公司 | Chlorpyrifos - highly active cyhalothrin EC and its preparation method |
| AU2012201147A1 (en) * | 2001-07-25 | 2012-03-22 | Syngenta Limited | Insecticidal mixture containing gamma-cyhalothrin |
| CN107593758A (en) * | 2017-10-13 | 2018-01-19 | 四川利尔作物科学有限公司 | Missible oil of gamma cyhalothrin and chlorpyrifos mixture and its preparation method and application |
| CN110896959A (en) * | 2019-11-11 | 2020-03-24 | 南京华洲药业有限公司 | Composite insecticidal and acaricidal nano-water agent containing efficient cyhalothrin and chlorpyrifos and application thereof |
-
2020
- 2020-10-28 CN CN202011169274.5A patent/CN112273393A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095890A (en) * | 1993-06-03 | 1994-12-07 | 南京农业大学 | Cyhalothrin, chlorpyrifos mixture |
| AU2008200430A1 (en) * | 2001-07-25 | 2008-02-21 | Syngenta Limited | Insecticidal mixture containing gamma-cyhalothrin |
| AU2012201147A1 (en) * | 2001-07-25 | 2012-03-22 | Syngenta Limited | Insecticidal mixture containing gamma-cyhalothrin |
| CN101305715A (en) * | 2008-01-26 | 2008-11-19 | 益阳市润慷宝化工有限公司 | Chlorpyrifos - highly active cyhalothrin EC and its preparation method |
| CN107593758A (en) * | 2017-10-13 | 2018-01-19 | 四川利尔作物科学有限公司 | Missible oil of gamma cyhalothrin and chlorpyrifos mixture and its preparation method and application |
| CN110896959A (en) * | 2019-11-11 | 2020-03-24 | 南京华洲药业有限公司 | Composite insecticidal and acaricidal nano-water agent containing efficient cyhalothrin and chlorpyrifos and application thereof |
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