CN102696582A - Flonicamid suspension concentrate and method for preparing same - Google Patents

Flonicamid suspension concentrate and method for preparing same Download PDF

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Publication number
CN102696582A
CN102696582A CN2012101199210A CN201210119921A CN102696582A CN 102696582 A CN102696582 A CN 102696582A CN 2012101199210 A CN2012101199210 A CN 2012101199210A CN 201210119921 A CN201210119921 A CN 201210119921A CN 102696582 A CN102696582 A CN 102696582A
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agent
flonicamid
aqueous suspension
suspension agent
suspension concentrate
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CN2012101199210A
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Chinese (zh)
Inventor
周斌
阎工程
彭述明
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Guangdong Zhongxun Agri Science Corp
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Guangdong Zhongxun Agri Science Corp
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Priority to CN2012101199210A priority Critical patent/CN102696582A/en
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Abstract

The invention discloses a flonicamid suspension concentrate and a method for preparing the flonicamid suspension concentrate. The flonicamid suspension concentrate comprises the following component in percent by weight: 1-50% of flonicamid, 1-10% of dispersing agent, 1-10% of wetting agent, 0.1-2% of thickening agent, 1-10% of anti-freezing agent, 0.1-1% of deforming agent, 0.1-0.5% of preservative and the balance of deionized water. The method for preparing the flonicamid suspension concentrate comprises the following steps: adding the weighted unprocessed flonicamid, dispersing agent, wetting agent, anti-freezing agent, deforming agent, preservative and deionized water into a stirring tank, mixing uniformly in a shearing way, feeding the mixture into a grinding machine, adding the thickening agent, stirring uniformly in a shearing way, and adding a proper amount of pH regulating agent. The flonicamid suspension concentrate disclosed by the invention is high in flash point and low in cost, is non-inflammable and non-explosive, is safe to produce, store and use, is easy to package and causes less pollution to environment.

Description

A kind of flonicamid aqueous suspension agent and preparation method thereof
Technical field
The present invention relates to a kind of pesticidal preparations and preparation method thereof, specifically aqueous suspension agent of a kind of flonicamid and preparation method thereof.
Background technology
Flonicamid is effective to various suckings pest, and has the good penetration effect.It can be from root to the infiltration of stem, leaf portion, but by leaf portion to stem, root osmosis relatively a little less than.This medicament causes effect through hindering the insect act of sucking, and insect stops to suck after taking in medicament very soon, and is last hungry and dead.Because the mechanism of action that flonicamid is unique and high biologically active, with and to people, animal, the high safety of environment, effective to the insect of other insecticide tool resistances simultaneously, therefore have very big development space.
The modern formulations of pesticide are towards water baseization, ultramicronising, no efflorescence and the development of sustained release aspect; Promptly be the formulations of pesticide of matrix with water; Promptly with the big conventional dosage forms such as missible oil of water baseization such as suspending agent, aqueous emulsion pesticidal preparations replace organic solvent consumption, the environmental pollution that conventional dosage forms exists, harm is healthy and shortcomings such as manufacturing cost height.Wherein aqueous suspension agent be a kind of organic solvent can be less with in addition the novel pesticide formulation of no, good drug efficacy, environmentally-friendly water-basedization, also be a kind of good liquid dosage form that replaces emulsifiable concentrates for agricultural chemicals.For the public nuisance-free agricultural chemicals of Development and Production green agricultural product, help the sustainable development of environmental protection and agricultural production, we develop the flonicamid preparation, have invented the flonicamid aqueous suspension agent.
Summary of the invention
The present invention is directed to the environmental pollution that exists in the prior art, harm is healthy and shortcomings such as manufacturing cost height, a kind of efficient, low toxicity, environmentally friendly, person poultry safety are provided and are prone to the flonicamid aqueous suspension agent its preparation method producing and use.
Technical scheme of the present invention: for realizing above-mentioned purpose, the present invention provides a kind of flonicamid aqueous suspension agent, and each component is following by weight percentage: flonicamid: 1~50%; Dispersant: 1~10%; Wetting agent: 1~10%; Thickener: 0.1~2%; Antifreezing agent: 1~10%; Antifoaming agent: 0.1~1%; Preservative: 0.1~0.5%; Surplus is a deionized water.
Wherein: described dispersant is selected one or more the mixing in sodium lignin sulfonate, calcium lignosulfonate, polycarboxylic acid salt, lauryl alcohol polyethylene glycol oxide base ether sodium sulfate, alkyl naphthalene formaldehyde condensate sulfonates, oleic acid salt, alkyl polyoxyethylene ether sulfonate, alkylphenol-polyethenoxy base ether formaldehyde condensation products, polyoxyethylene polyoxypropylene base ether block copolymers, dodecyl polyoxyethylene ether phosphate or the alkyl naphthalene formaldehyde condensate sulfonates for use.
Described wetting agent is selected neopelex for use, is drawn back powder, one or more the mixing among the SOPA, alkylphenol-polyethenoxy base ether, Nonyl pheno base ether, detergent, emulsifier 2000 series, wetting and penetrating agent T.
Described thickener is selected one or more the mixing in water-soluble resin, xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, hydrated SiO 2, bentonite, the polyvinyl alcohol for use.
Described antifreezing agent is selected a kind of in ethylene glycol, propane diols, glycerine, the urea for use.
Described antifoaming agent is selected one or more the mixing in the aliphatic alcohols compound of silicone oil, organic silicone, C10-C20 saturated fat acid compounds, C8-C10 for use.
Described preservative is selected a kind of among potassium sorbate, sodium sorbate, Sodium Benzoate, the Ka Songkaisong for use.
Add an amount of pH regulator agent in the flonicamid aqueous suspension agent of the present invention, regulating the pH value is 6~8.One or more the mixing in sodium hydroxide, ammoniacal liquor, acetic acid, citric acid or the phosphoric acid is selected in the pH regulator agent for use.
A kind of flonicamid aqueous suspension agent preparation method; It is characterized in that: the former medicine of load weighted flonicamid, dispersant, wetting agent, antifreezing agent, antifoaming agent, preservative and deionized water are dropped into to carry out shear-mixed in the stirred tank even, feed sand mill then and carry out sand milling 4~6 times, sand milling to particle diameter is qualified (behind the particle diameter≤5um); Add thickener; Shear agitation is even once more, and adding an amount of pH regulator agent adjusting pH value is 6~8, promptly makes the flonicamid aqueous suspension agent.
The present invention has following advantage.
The invention provides a kind of efficient, low toxicity, environmentally friendly, person poultry safety, the flonicamid aqueous suspension agent that insect is difficult for developing immunity to drugs.Properties of product are stable, are prone to degraded, and active high to crop pests, environmental pollution is very little.The technological process of production is simple, and investment and cost of equipment are low.
1, product cost is low, easily packing.
2, with water be matrix, no dust, environmental pollution is little, to producing and user's safety.
3, water baseization product, flash-point is high, does not fire not quick-friedly, produces and stores safety.
4, after the said preparation spraying, be distributed in blade surface, make it infiltrate the blade face fast, improved insecticidal effect with fine particle.
Embodiment
The present invention describes through following specific embodiment, but the invention is not restricted to following specific embodiment.In these embodiment, unless otherwise indicated, all percentages all are weight percentage.
Embodiment 1.
According to technical scheme of the present invention, take by weighing the former medicine 5% of flonicamid, dispersant sodium lignin sulfonate 2%, wetting agent alkylphenol-polyethenoxy base ether 2%; Antifreezing agent glycerine 5%, antifoaming agent organic silicone 0.4%, preservative Ka Songkaisong 0.1%; Add deionized water to 100%, mix the back sand milling, add thickener xanthans 0.2% to qualified particle diameter; Shear agitation is even, and using sodium hydroxide to regulate pH is 6~8, promptly makes 5% flonicamid aqueous suspension agent.
Embodiment 2.
According to technical scheme of the present invention, take by weighing the former medicine 15% of flonicamid, dispersant lauryl alcohol polyethylene glycol oxide base ether sodium sulfate 3%, wetting agent Nonyl pheno base ether 3%; Antifreezing agent glycerine 5%, antifoaming agent organic silicone 0.4%, potassium sorbate preservative 0.2%; Add deionized water to 100%, mix the back sand milling, add thickener Magnesiumaluminumsilicate 1.3% to qualified particle diameter; Shear agitation is even, and using ammoniacal liquor to regulate pH is 6, promptly makes 15% flonicamid aqueous suspension agent.
Embodiment 3.
According to technical scheme of the present invention, take by weighing the former medicine 50% of flonicamid, dispersant polycarboxylate 4.5%, wetting and penetrating agent T 1%; Antifreeze glycol 5%, antifoaming agent organic silicone 0.4%, preservative Ka Songkaisong 0.1%; Add deionized water to 100%, mix the back sand milling, add thickener xanthans 0.3% to qualified particle diameter; Shear agitation is even, and using sodium hydroxide to regulate pH is 8, promptly makes 50% flonicamid aqueous suspension agent.
Embodiment 4.
5% flonicamid aqueous suspension agent of the embodiment of the invention 1~3,15% flonicamid aqueous suspension agent, 50% flonicamid aqueous suspension agent are following to cucumber control of aphids effect.
Figure 699254DEST_PATH_IMAGE001
Can find out from control efficiency; Flonicamid aqueous suspension agent control efficiency of the present invention is better than wetting powder; And owing to after the flonicamid aqueous suspension agent of the present invention spraying use, be distributed in crop surface with fine particle, reduction effective ingredient dosage that can be suitable.

Claims (9)

1. flonicamid aqueous suspension agent, it is characterized in that: each component is following by weight percentage: flonicamid: 1~50%, dispersant: 1~10%; Wetting agent: 1~10%; Thickener: 0.1~2%, antifreezing agent: 1~10%, antifoaming agent: 0.1~1%; Preservative: 0.1~0.5%, surplus is a deionized water.
2. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described dispersant is selected one or more the mixing in sodium lignin sulfonate, calcium lignosulfonate, polycarboxylic acid salt, lauryl alcohol polyethylene glycol oxide base ether sodium sulfate, alkyl naphthalene formaldehyde condensate sulfonates, oleic acid salt, alkyl polyoxyethylene ether sulfonate, alkylphenol-polyethenoxy base ether formaldehyde condensation products, polyoxyethylene polyoxypropylene base ether block copolymers, dodecyl polyoxyethylene ether phosphate or the alkyl naphthalene formaldehyde condensate sulfonates for use.
3. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described wetting agent is selected neopelex for use, is drawn back powder, one or more the mixing among the SOPA, alkylphenol-polyethenoxy base ether, Nonyl pheno base ether, detergent, emulsifier 2000 series, wetting and penetrating agent T.
4. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described thickener is selected one or more the mixing in water-soluble resin, xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, hydrated SiO 2, bentonite, the polyvinyl alcohol for use.
5. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described antifreezing agent is selected a kind of in ethylene glycol, propane diols, glycerine, the urea for use.
6. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described antifoaming agent is selected one or more the mixing in the aliphatic alcohols compound of silicone oil, organic silicone, C10-C20 saturated fat acid compounds, C8-C10 for use.
7. a kind of flonicamid aqueous suspension agent according to claim 1 is characterized in that: described preservative is selected a kind of among potassium sorbate, sodium sorbate, Sodium Benzoate, the Ka Songkaisong for use.
8. a kind of flonicamid aqueous suspension agent according to claim 1; It is characterized in that: add an amount of pH regulator agent in the described flonicamid aqueous suspension agent; Regulating the pH value is 6~8, and one or more the mixing in sodium hydroxide, ammoniacal liquor, acetic acid, citric acid or the phosphoric acid is selected in the pH regulator agent for use.
9. flonicamid aqueous suspension agent preparation method; It is characterized in that: shear-mixed is even with carrying out in the former medicine of load weighted flonicamid, dispersant, wetting agent, antifreezing agent, antifoaming agent, preservative and the deionized water input stirred tank, feeds sand mill then and carries out sand milling 4~6 times, and sand milling is to particle diameter≤5um; Add thickener; Shear agitation is even once more, and adding an amount of pH regulator agent adjusting pH value is 6~8, promptly makes the flonicamid aqueous suspension agent.
CN2012101199210A 2012-04-23 2012-04-23 Flonicamid suspension concentrate and method for preparing same Pending CN102696582A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109221138A (en) * 2018-11-08 2019-01-18 江西科技师范大学 A kind of flonicamid dry suspending agent and its preparation method and application
CN112293412A (en) * 2020-11-02 2021-02-02 吉林省农业科学院 Pesticide synergist and preparation method and application thereof
CN115119837A (en) * 2021-08-10 2022-09-30 永农生物科学有限公司 Flonicamid-spirotetramat mixed preparation and application thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102246766A (en) * 2011-07-27 2011-11-23 山东海利尔化工有限公司 Insecticidal composition containing flonicamid and pymetrozine
CN102258025A (en) * 2011-08-13 2011-11-30 山东海利尔化工有限公司 Insecticidal composition containing flonicamid and chlorfenapyr

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102246766A (en) * 2011-07-27 2011-11-23 山东海利尔化工有限公司 Insecticidal composition containing flonicamid and pymetrozine
CN102258025A (en) * 2011-08-13 2011-11-30 山东海利尔化工有限公司 Insecticidal composition containing flonicamid and chlorfenapyr

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
冯建国等: "农药水悬浮剂的开发应用", 《今日农药》, 31 January 2009 (2009-01-31), pages 13 - 15 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109221138A (en) * 2018-11-08 2019-01-18 江西科技师范大学 A kind of flonicamid dry suspending agent and its preparation method and application
CN112293412A (en) * 2020-11-02 2021-02-02 吉林省农业科学院 Pesticide synergist and preparation method and application thereof
CN115119837A (en) * 2021-08-10 2022-09-30 永农生物科学有限公司 Flonicamid-spirotetramat mixed preparation and application thereof
CN115119837B (en) * 2021-08-10 2023-12-26 永农生物科学有限公司 Flonicamid-spirotetramat mixed preparation and application thereof

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Application publication date: 20121003