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CN105707090A - High-salinity-resistant water emulsion and preparation method thereof - Google Patents

High-salinity-resistant water emulsion and preparation method thereof Download PDF

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Publication number
CN105707090A
CN105707090A CN201610169682.8A CN201610169682A CN105707090A CN 105707090 A CN105707090 A CN 105707090A CN 201610169682 A CN201610169682 A CN 201610169682A CN 105707090 A CN105707090 A CN 105707090A
Authority
CN
China
Prior art keywords
aqueous emulsion
divides
high salt
salt tolerance
solvent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610169682.8A
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Chinese (zh)
Inventor
曹希敏
周斌
袁彩斌
康逢斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Zhongxun Agri Science Corp
Original Assignee
Guangdong Zhongxun Agri Science Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Zhongxun Agri Science Corp filed Critical Guangdong Zhongxun Agri Science Corp
Priority to CN201610169682.8A priority Critical patent/CN105707090A/en
Publication of CN105707090A publication Critical patent/CN105707090A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N25/00Biocides, 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
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N25/00Biocides, 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
    • A01N25/02Biocides, 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
    • A01N25/04Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N25/00Biocides, 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
    • A01N25/30Biocides, 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

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  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention relates to a high-salinity-resistant water emulsion. The high-salinity-resistant water emulsion is prepared from, by weight, 0.1%-20% of a pesticide active ingredient, 0.1%-30% of a solvent, 0.1%-10% of a surfactant, 1%-5% of a special aid, 1%-5% of a stabilizer, 1%-5% of an anti-freezing agent and the balance water. The invention further discloses a preparation method of the high-salinity-resistant water emulsion. The water emulsion is stable in form performance and easy to degrade, the technological process of production is simple, and the investment and the equipment cost are low. The water emulsion product which is stable in quality, good in pesticide effect and high in storage stability can be obtained by adopting the reasonable processing technology.

Description

Aqueous emulsion that a kind of high salt tolerance divides and preparation method thereof
Technical field
The present invention relates to aqueous emulsion that a kind of high salt tolerance divides and preparation method thereof, belong to agriculture chemistry Field.
Background technology
In the various dosage forms of current chemical pesticide, aqueous emulsion is the agent of most " green " characteristic One of type, aqueous emulsion, also known as agriculture emulsion or thick Emulsion, is a kind of oil-in-water with water as continuous phase (O/W) mixed system, by adding suitable auxiliary agent and special processing technique, makes oil phase It is evenly distributed in aqueous phase with fine particles.Particle diameter is typically between 0.1-1 micron, outward See usually milky white liquid, put into and water has preferable emulsifying dispersivity.Owing to aqueous emulsion is Heterogeneous liquid, this just determines in development process, solves stability and first has to consider Problem.One excellent formula needs various auxiliary agents to carry out compatibility, and to have good working in coordination with Property,.But want to develop applicable aqueous emulsion product, in the urgent need to materialogy, biology, The multi-disciplinary close fit such as botany, the prevention and control of plant diseases, pest control,
Domestic market a lot of aqueous emulsion products appearing above now, but the good height the most not done The aqueous emulsion of salinity.Highly-saline aqueous emulsion is unstable, and cold and hot storage and storage at normal temperature are easily layered Bleed, that does bad also has precipitation, and entering water has granule, blocking sprayer, has a strong impact on product Product outward appearance and the use value of product.
Aqueous emulsion that a kind of high salt tolerance of the present invention divides and the dosage form performance that preparation method prepares are steady Fixed, degradable, the technological process of production is simple, and investment and cost of equipment are low;The present invention uses conjunction The processing technique of reason can obtain the aqueous emulsion product of steady quality, good drug efficacy, shelf-stable.
Summary of the invention
It is an object of the invention to provide aqueous emulsion and preparation method that a kind of high salt tolerance divides.
Technical scheme: the aqueous emulsion that a kind of high salt tolerance divides, including following weight ratio Component: include the component of following weight ratio: pesticide active ingredient 0.1%-20%, solvent 0.1%-30%, surfactant 0.1%-10%, special addition agent 1%-5%, stabilizer 1%-5%, Antifreezing agent 1%-5%, surplus is water.
Described pesticide active ingredient is emamectin-benzoate.
Described solvent be Ketohexamethylene, sec-butyl acetate, dimethylbenzene, S-150# solvent naphtha, The mixing of one or more in S-200# solvent naphtha.
Described surfactant is OPEO, alkaryl phenol polyethenoxy ether phosphorus Acid esters, castor oil polyoxyethylene ether, alkylphenol-polyethenoxy phosphate, polyoxyethylene sorbitan mountain Pears alcohol fatty acid ester, sorbitan fatty acid ester, fatty alcohol-polyoxyethylene ether, maleic two The mixing of one or more in acid di-sec-octyl sodium sulfonate.
Described special addition agent is aqueous polyurethane.
Described stabilizer is in Oleum Arachidis hypogaeae semen, epoxy soybean oil, epoxidized linseed oil, soybean oil Kind or several mixing.
Described antifreezing agent is one or more in carbamide, propylene glycol, glycerol, ethylene glycol Mixing.
Described water is deionized water.
The preparation method of the aqueous emulsion that a kind of high salt tolerance of the present invention divides: with solvent by pesticide After dissolving, add surfactant, special addition agent, stabilizer and antifreezing agent, after mixing, add Enter water, then high speed shear, obtain described aqueous emulsion
Aqueous emulsion that a kind of high salt tolerance of the present invention divides and preparation method, it is characterised in that: described Preparation method be: with solvent by pesticide dissolve after, add surfactant, special addition agent, Stabilizer and antifreezing agent, after mixing, add water, then high speed shear, obtain described aqueous emulsion.
The aqueous emulsion stable performance that a kind of high salt tolerance of the present invention divides, degradable, production technology stream Journey is simple, and investment and cost of equipment are low;The present invention uses rational processing technique can obtain matter Amount is stable, the aqueous emulsion product of good drug efficacy, shelf-stable.
Specific embodiments
In order to be more fully understood that the essence of the present invention, below in conjunction with embodiment to present disclosure It is described in further detail, content not limitation of the invention mentioned in embodiment, following institute State and be only used for explaining the present invention, for the amendment made without departing from present invention spirit and principle, replace Change or improve, belong to the scope of protection of present invention.
Embodiment one
Technical scheme under this invention, 73% emamectin-benzoate 3.15g, uses After 5g Ketohexamethylene and 5g xylene soluble, add surfactant alkylbenzenesulfonate and along fourth Enedioic acid di-sec-octyl sodium sulfonate 3g, after stirring evenly, stabilizer epoxy soybean oil 3g, ethylene glycol After 3g is sufficiently mixed dissolving, water complements to 100g, and cutter 7000 turns shears 10min, prepares 2.3% emamectin-benzoate aqueous emulsion, this example is not added with special addition agent.
Embodiment two
Technical scheme under this invention, 73% emamectin-benzoate 3.15g, uses After 5g Ketohexamethylene and 5g xylene soluble, add surfactant alkylbenzenesulfonate and along fourth Enedioic acid di-sec-octyl sodium sulfonate 3g, after stirring evenly, adds 2g aqueous polyurethane, stabilizer Epoxy soybean oil 3g, after ethylene glycol 3g is sufficiently mixed dissolving, water complements to 100g, cutter Shear 10min for 7000 turns, prepare 2.3% emamectin-benzoate aqueous emulsion.
Embodiment three
Technical scheme under this invention, 73% emamectin-benzoate 4.11g, uses 8g Ketohexamethylene and 10g S-200# solvent naphtha dissolve, and add surfactant alkylbenzenesulfonate With disecoctylmaleate sodium sulfonate 5g, after shaking up, add 3g aqueous polyurethane, Stabilizer epoxy soybean oil 3g, after ethylene glycol 3g is sufficiently mixed dissolving, water complements to 100g, Cutter 7000 turns shears 10min, prepares 3% emamectin-benzoate aqueous emulsion.
Embodiment four
Technical scheme under this invention, 73% emamectin-benzoate 6.84g, uses After 10g Ketohexamethylene and 10g S-200# solvent naphtha dissolve, add surfactant alkyl benzene sulphonate Salt and disecoctylmaleate sodium sulfonate 4g, after shaking up, add 2g aqueous polyurethane, Stabilizer epoxy soybean oil 3g, after ethylene glycol 3g is sufficiently mixed dissolving, water complements to 100g, Cutter 7000 turns shears 10min, prepares 5% emamectin-benzoate aqueous emulsion.
Embodiment five: stability test
Aqueous emulsion product obtained by above-described embodiment one to five is carried out stability test, and result is as follows Table.As can be seen from the test results, aqueous emulsion of the present invention every stability test result is qualified, It is substantially better than the embodiment one of comparison.
Table 1: stability test result of the test
Embodiment one Embodiment two Embodiment three Experimental example four
Cold storage (1-3 DEG C) 7 days System is homogeneous System is homogeneous System is homogeneous System is homogeneous
Heat storage (53 DEG C) 15 days Layering System is homogeneous System is homogeneous System is homogeneous
Freeze thawing (-15 DEG C) 1 day Layering System is homogeneous System is homogeneous System is homogeneous
Room temperature 1 month Layering System is homogeneous System is homogeneous System is homogeneous
Room temperature 3 months Layering System is homogeneous System is homogeneous System is homogeneous
Room temperature 6 months Layering System is homogeneous System is homogeneous System is homogeneous
Room temperature 1 year Layering System is homogeneous System is homogeneous System is homogeneous
Room temperature 2 years Layering System is homogeneous System is homogeneous System is homogeneous

Claims (9)

1. the aqueous emulsion that a high salt tolerance divides, it is characterised in that include the group of following weight ratio Point: pesticide active ingredient 0.1%-20%, solvent 0.1%-30%, surfactant 0.1%-10%, Special addition agent 1%-5%, stabilizer 1%-5%, antifreezing agent 1%-5%, surplus is water.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described pesticide active ingredient is emamectin-benzoate.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described solvent is Ketohexamethylene, sec-butyl acetate, dimethylbenzene, S-150# solvent naphtha, S-200# The mixing of one or more in solvent naphtha.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described surfactant is OPEO, alkaryl phenol polyethenoxy ether phosphoric acid Ester, castor oil polyoxyethylene ether, alkylphenol-polyethenoxy phosphate, polyoxyethylene sorbitan Alcohol fatty acid ester, sorbitan fatty acid ester, fatty alcohol-polyoxyethylene ether, maleic acid The mixing of one or more in di-sec-octyl sodium sulfonate.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described special addition agent is aqueous polyurethane.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described stabilizer be the one in Oleum Arachidis hypogaeae semen, epoxy soybean oil, epoxidized linseed oil, soybean oil or Several mixing.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described antifreezing agent is the mixed of one or more in carbamide, propylene glycol, glycerol, ethylene glycol Close.
The aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, it is characterised in that: Described water is deionized water.
The preparation method of the aqueous emulsion that a kind of high salt tolerance the most according to claim 1 divides, It is characterized in that: after pesticide being dissolved with solvent, add surfactant, special addition agent, steady Determine agent and antifreezing agent, after mixing, add water, then high speed shear, obtain described aqueous emulsion.
CN201610169682.8A 2016-03-22 2016-03-22 High-salinity-resistant water emulsion and preparation method thereof Pending CN105707090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610169682.8A CN105707090A (en) 2016-03-22 2016-03-22 High-salinity-resistant water emulsion and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610169682.8A CN105707090A (en) 2016-03-22 2016-03-22 High-salinity-resistant water emulsion and preparation method thereof

Publications (1)

Publication Number Publication Date
CN105707090A true CN105707090A (en) 2016-06-29

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Application Number Title Priority Date Filing Date
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1114855A (en) * 1992-09-21 1996-01-17 希巴-盖吉股份公司 Storage stable pesticidal aqueous emulsions
CN101507438A (en) * 2009-03-06 2009-08-19 福建农林大学 Emamectin-benzoate aqueous emulsion
US20120220456A1 (en) * 2009-08-07 2012-08-30 Casana Giner Victor Microcapsules containing macrolide lactones abamectin, milbemectin, avermectins, milbemycins, emamectins, ivermectins and mectins in general

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1114855A (en) * 1992-09-21 1996-01-17 希巴-盖吉股份公司 Storage stable pesticidal aqueous emulsions
CN101507438A (en) * 2009-03-06 2009-08-19 福建农林大学 Emamectin-benzoate aqueous emulsion
US20120220456A1 (en) * 2009-08-07 2012-08-30 Casana Giner Victor Microcapsules containing macrolide lactones abamectin, milbemectin, avermectins, milbemycins, emamectins, ivermectins and mectins in general

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Application publication date: 20160629