CN108576031A - Microcapsule suspending agent-aqua novel form pesticide and preparation method thereof and purposes - Google Patents

Microcapsule suspending agent-aqua novel form pesticide and preparation method thereof and purposes Download PDF

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Publication number
CN108576031A
CN108576031A CN201810720586.7A CN201810720586A CN108576031A CN 108576031 A CN108576031 A CN 108576031A CN 201810720586 A CN201810720586 A CN 201810720586A CN 108576031 A CN108576031 A CN 108576031A
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CN
China
Prior art keywords
aqua
suspending agent
pyraclostrobin
microcapsule
novel form
Prior art date
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Pending
Application number
CN201810720586.7A
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Chinese (zh)
Inventor
李宏民
史志行
李旭君
廖茂泉
刘松
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HUNAN DAFANG AGRICULTURAL CHEMICALS CO Ltd
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HUNAN DAFANG AGRICULTURAL CHEMICALS CO Ltd
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Priority to CN201810720586.7A priority Critical patent/CN108576031A/en
Publication of CN108576031A publication Critical patent/CN108576031A/en
Pending legal-status Critical Current

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    • 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
    • A01N47/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/10Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
    • A01N47/24Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
    • 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
    • A01N43/02Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
    • A01N43/04Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
    • A01N43/14Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings
    • A01N43/16Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings with oxygen as the ring hetero atom

Abstract

The present invention provides a kind of microcapsule suspending agent aqua novel form pesticide and preparation method thereof and purposes, are related to pesticide field, which is mainly made of microcapsule suspension drug and water aqua type drug.The dosage form is a kind of novel form of pesticide field, can solve the problems, such as in the prior art cannot use in a kind of dosage form water-insoluble medicine and water soluble drug compounding, achievees the purpose that reduce energy consumption, reduces environmental pollution and improve integrated control effect.

Description

Microcapsule suspending agent-aqua novel form pesticide and preparation method thereof and purposes
Technical field
The present invention relates to pesticide fields, more particularly, to a kind of microcapsule suspending agent-aqua novel form pesticide and its preparation side Method and purposes.
Background technology
Current widely used environmentally friendly liquid pesticidal dosage form generally have suspending agent, aqua, microcapsule suspending agent and The dosage forms such as microcapsule suspending agent-suspending agent.Active ingredient in suspending agent and microcapsule suspending agent and microcapsule suspending agent-suspending agent is equal For non-water soluble substance, and the active ingredient in aqua is water-soluble substances.For individual suspending agent and aqua and micro-capsule For suspending agent, drug effect is single, is unfavorable for the use of drug combination drug.For drug combination study it is more for micro-capsule it is outstanding Floating agent-suspending agent, but the drug of the dosage form needs to be stirred frosted processing, preparation process energy when preparing suspending agent water phase Consumption is higher, is unfavorable for industrialized production, and the drug of the dosage form is also limited only to the compounding between water-insoluble medicine.On It states four kinds of dosage forms and cannot achieve being used in compounding for water-insoluble medicine and water soluble drug.
In view of this, special propose the present invention.
Invention content
The first object of the present invention is to provide a kind of microcapsule suspending agent-aqua novel form pesticide, to alleviate the prior art Middle exclusive use suspending agent and aqua and microcapsule suspending agent drug effect are single, and microcapsule suspending agent-suspending agent energy consumption is high, with And cannot by water-insoluble medicine and water soluble drug compounding be used in a kind of dosage form the problem of, reach reduce energy consumption, Reduce environmental pollution and improve the purpose of integrated control effect.
The second object of the present invention is to provide a kind of preparation method of microcapsule suspending agent-aqua novel form pesticide, the party Method is simple for process, and is suitble to industrialized production.
The third object of the present invention is to provide a kind of purposes of microcapsule suspending agent-aqua novel form pesticide.
In order to realize that the above-mentioned purpose of the present invention, spy use following technical scheme:
A kind of microcapsule suspending agent-aqua novel form pesticide, is mainly made of microcapsule suspension drug and water aqua type drug.
Further, the microcapsule suspension drug includes pyraclostrobin microcapsule suspension, Fluoxastrobin microcapsule suspension Any one of fludioxonil microcapsule suspension or at least two combination;
Preferably, water aqua type drug includes kasugarnycin aqua, jinggangmeisu aqua, polyoxin aqueous solution, Ningnanmycin Any one of aqua or tetramycin aqua or at least two combination.
Further, microcapsule suspending agent-aqua novel form pesticide includes pyraclostrobin microcapsules and kasugarnycin aqua, Wherein, the weight percentage of pyraclostrobin is 0.1%~20%, the weight percentage of kasugarnycin is 0.1%~ 20%.
Further, microcapsule suspending agent-aqua novel form pesticide includes following raw material components by weight percentage:
Pyraclostrobin 0.1%~20%, kasugarnycin 0.1%~20%, capsule-core solvent 1%~10%, cyst material 5%~20%, composite assistant 1.7%~9.7%, optional pH adjusting agent 0.1%~0.4%, surplus is water.
Further, microcapsule suspending agent-aqua novel form pesticide includes following raw material components by weight percentage:
Pyraclostrobin 0.5%~15%, kasugarnycin 0.5%~15%, capsule-core solvent 1%~10%, cyst material 5%~20%, composite assistant 2.1%~9%, optionally pH adjusting agent 0.1~0.3%, surplus is water.
Further, the capsule-core solvent includes one kind in sec-Butyl Acetate, ethyl alcohol or turpentine-based vegetable oil or at least Two kinds of combination.
Further, the cyst material includes formaldehyde resin, carboxymethyl cellulose, carboxyethyl cellulose or polyvinyl alcohol In one kind or at least two combination.
Further, it is counted on the basis of the weight of the microcapsule suspending agent-aqua novel form pesticide, the composite assistant packet Include thickener 0.1%~2%, wetting agent 0.1%~0.6%, dispersant 1%~3%, antifoaming agent 0.1%~0.5%, anti-corrosion Agent 0.1%~0.6% and antifreeze 0.3%~3%.
Further, the thickener includes xanthan gum, sodium alginate, polyethylene glycol, methylcellulose or magnesium silicate One kind in aluminium or at least two combination;
Preferably, the wetting agent includes in alkyl naphthalene sulfonate, fatty alcohol ether, alkyl phenol polyether, alkyl sulfate It is a kind of or at least two combination;
Preferably, the dispersant include anion surfactant, nonionic surfactant, water soluble polymer with And one kind in inorganic dispersant or at least two combination;
Preferably, the antifoaming agent is organosiloxane or polyethers;
Preferably, the preservative includes sodium benzoate, potassium sorbate, dehydroactic acid sodium, calcium propionate, sodium Diacetate, breast One kind in sour sodium or propylparaben or at least two combination;
Preferably, the antifreeze includes one kind in ethylene glycol, glycerine, inorganic salts or urea or at least two group It closes;
Preferably, the pH adjusting agent includes one kind in acetic acid, hydroxide, amine salt, triethanolamine or at least two The combination of kind.
A kind of preparation method of microcapsule suspending agent-aqua novel form pesticide, by microcapsule suspension drug and water aqua type drug It is mixed to get the microcapsule suspending agent-aqua novel form pesticide.
Further, after the pyraclostrobin microcapsule suspension for being coated with pyraclostrobin being mixed with kasugarnycin aqua Obtain the microcapsule suspending agent-aqua novel form pesticide.
Further, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material;
B) kasugarnycin and remainder composite assistant auxiliary agent are mixed to get kasugarnycin aqua;
C) microcapsules obtained by step a) and kasugarnycin aqua, water and optional pH adjusting agent obtained by step b) are mixed Conjunction obtains the microcapsule suspending agent-aqua novel form pesticide;
Preferably, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material, then with Part water and optional pH adjusting agent are mixed to get pyraclostrobin microcapsule suspension;
B) water of kasugarnycin and remainder composite assistant auxiliary agent and remainder is mixed to get kasugarnycin water Agent;
C) pyraclostrobin microcapsule suspension obtained by step a) is mixed to get institute with kasugarnycin aqua obtained by step b) State microcapsule suspending agent-aqua novel form pesticide;
Preferably, it in the step a), dissolves pyraclostrobin with capsule-core solvent and part composite assistant is added carries out breast Change, cyst material is then added and stirs encystation, is then mixed to get pyrazoles ether bacterium with part water and optional pH adjusting agent Ester micro capsule suspension;
Preferably, the emulsification method is:With 2500~3000 revs/min of 1~2h of shear agitation.
Such as above-mentioned microcapsule suspending agent-purposes of the aqua novel form pesticide in preparing fungicide.
Compared with the prior art, the present invention has the advantages that:
Microcapsule suspending agent provided by the invention-aqua novel form pesticide, is by microcapsule suspension drug and water aqua type drug It is compound to be formulated.The dosage form is a kind of novel form of pesticide field, since water aqua type drug need not be ground in the preparation Sand processing, therefore, compared with microcapsule suspending agent-suspending agent, saves processing step, reduces energy consumption, simultaneously as being micro-capsule The compounding of suspending agent and aqua will be non-aqueous for the suspending agent, aqua and microcapsule suspending agent of exclusive use Property drug and water soluble drug are combined, and reach purpose used at the same time, and then improve drug effect.
Microcapsule suspending agent provided by the invention-aqua novel form pesticide, has both the spy of microcapsule suspending agent and water aqua type liquid One of which medicament is used alone not to solve by the way that microcapsule suspension and aqua are re-dubbed a kind of preparation in point The problem needed for current agricultural production can effectively be met, and the pollution to environment can be further reduced.
The present invention further provides microcapsule suspending agent-aqua novel form pesticide in, pyraclostrobin is in the form of capsule It is mixed with kasugarnycin aqua.Pyraclostrobin is wrapped in nontoxic cyst membrane, can not only reduce the contact toxicity of the product, Effective prevention time of product can also be made to be obviously prolonged, apply pesticide to can effectively avoid to be repeated several times, alleviate pair The pollution of environment.Kasugarnycin is microbial pesticide, itself low toxicity, be made into after environmentally friendly dosage form solutions again with the micro- glue of pyraclostrobin Capsule compounding becomes microcapsule suspending agent, and pyraclostrobin and kasugarnycin, which share, can play better synergistic effect, be sterilized after compounding Wide spectrum, efficiently.Meanwhile using the compounding form can also effectively solve using single formulation when caused by packaging material waste and Problem of environmental pollution.
Specific implementation mode
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific Condition person carries out according to conventional conditions or manufacturer's recommended conditions.Reagents or instruments used without specified manufacturer is The conventional products that can be obtained by commercially available purchase.
Below in conjunction with embodiment and comparative example, the present invention will be further described in detail.
On the one hand, the present invention provides a kind of microcapsule suspending agent-aqua novel form pesticides, mainly by microcapsule suspension drug It is formed with water aqua type drug.
Microcapsule suspending agent provided by the invention-aqua novel form pesticide, is by microcapsule suspension drug and water aqua type drug It is compound to be formulated.Since water aqua type drug need not carry out frosted processing in the preparation, with microcapsule suspending agent-suspension Agent is compared, and processing step is saved, and reduces energy consumption, simultaneously as being the compounding of microcapsule suspending agent and aqua, therefore, relatively For the suspending agent, aqua and microcapsule suspending agent of exclusive use, water-insoluble medicine and water soluble drug are combined, Reach purpose used at the same time, and then improves drug effect.
Microcapsule suspending agent provided by the invention-aqua novel form pesticide, has both the spy of microcapsule suspending agent and water aqua type liquid One of which medicament is used alone not to solve by the way that microcapsule suspension and aqua are re-dubbed a kind of preparation in point The problem needed for current agricultural production can effectively be met, and the pollution to environment can be further reduced.
Both the present invention does not make specific restriction to microcapsule suspension drug and water aqua type drug, as long as can reach Compounding.Wherein, the microcapsule suspension drug for example can be pyraclostrobin microcapsule suspension, Fluoxastrobin microcapsule suspension Any one of liquid or fludioxonil microcapsule suspension or at least two combination;Water aqua type drug for example can be kasugarnycin water Any one of agent, jinggangmeisu aqua, polyoxin aqueous solution, Ningnanmycin aqua or tetramycin aqua or at least two group It closes.
In certain embodiments of the present invention, microcapsule suspending agent-aqua novel form pesticide includes the micro- glue of pyraclostrobin Capsule and kasugarnycin aqua, wherein the weight percentage of pyraclostrobin is 0.1%~20%, the weight hundred of kasugarnycin It is 0.1%~20% to divide content.
In microcapsule suspending agent provided by the invention-aqua novel form pesticide, pyraclostrobin is in the form of capsule and spring thunder Mycin aqua mixes.Pyraclostrobin is wrapped in nontoxic cyst membrane, can not only reduce the contact toxicity of the product, moreover it is possible to make Effective prevention time of product is obviously prolonged, and is applied pesticide to can effectively avoid to be repeated several times, is alleviated to environment Pollution.Kasugarnycin is microbial pesticide, low toxicity itself is made into microcapsule compounded with pyraclostrobin again after environmentally friendly dosage form solutions As microcapsule suspending agent, pyraclostrobin and kasugarnycin, which share, can play better synergistic effect, broad-spectrum, height after compounding Effect.Meanwhile it can also effectively be solved using the compounding form dirty using the waste of packaging material caused by when single formulation and environment Dye problem.
Pyraclostrobin belongs to methoxy acrylic bactericide, is a kind of mitochondrial respiratory inhibitor.It passes through resistance It only carefully runs electron transmission between pigment b and C1 and mitochondrial respiratory is inhibited to act on, keep mitochondria normal from generating and providing cell It is metabolized required energy (ATP), eventually leads to cell death.Pyraclostrobin has stronger inhibition germ spore germination energy Power has good inhibiting effect to mycelia growth in blade, and the lasting period is longer, and has potential therapeutic activity.Pyrazoles Kresoxim-methyl is weaker to blade tip or phyllopodium conduction and fumigation action in blade, but the conductive activity in plant is stronger.But Its easy hydrolyzed and photodissociation is lost in and goes bad so can all generate the effective elements of the medicine when many pyraclostrobin dosage form applications.
Kasugarnycin is aminoglycoside antibiotics, is generated by springtime streptomycete and streptomyces microaureus, since it has Significant anti-fungal activity of plant pathogenic, therefore be successfully just agriculturally widely used from formulating, have to the rice blast on rice excellent Different preventive effect and therapeutic effect, prevention watermelon bacterial angular leaf spot, peach gummosis, shot hole, the diseases such as shothole disease have special efficacy, but It is general to the control effect of other plant disease.
Pyraclostrobin, kasugarnycin can only individually play respective effect when being used alone, and there are apparent work( The defects of energy property and usability.The present invention is improved each by combining the two in the form of microcapsule suspending agent-aqua From stability, while the two combination also improves the prevention curative effect of drug.
Wherein, pyraclostrobin is wrapped in microcapsules, is measured on the basis of microcapsule suspending agent-aqua novel form pesticide, The weight percentage of pyraclostrobin for example can be 0.1%, 0.5%, 1%, 3%, 5%, 8%, 10%, 12%, 14%, 16%, 18% or 20%.Kasugarnycin is added as a solution, using microcapsule suspending agent-aqua novel form pesticide as base Quasi- metering, the weight percentage of kasugarnycin for example can be 0.1%, 0.5%, 1%, 3%, 5%, 8%, 10%, 12%, 14%, 16%, 18% or 20%.
In certain embodiments of the present invention, microcapsule suspending agent-aqua novel form pesticide includes by weight percentage Following raw material components:
Pyraclostrobin 0.1%~20%, kasugarnycin 0.1%~20%, capsule-core solvent 1%~10%, cyst material 5%~20%, composite assistant 1.7%~9.7%, optional pH adjusting agent 0.1%~0.4%, surplus is water.
The present invention further provides pyraclostrobin microcapsule suspending agent in, kasugarnycin aqua be water aqua type solution, it is simultaneous Have the characteristics of microcapsule suspending agent and water aqua type liquid, pyraclostrobin not soluble in water and the kasugarnycin for being dissolved in water pass through The mode of microcapsules and solution is re-dubbed a kind of preparation, cannot effectively meet mesh to solve exclusive use one of which medicament Problem needed for preceding agricultural production, and the pollution to environment can be further reduced.
In the above embodiment, measured on the basis of microcapsule suspending agent-aqua novel form pesticide, the weight of pyraclostrobin Percentage composition for example can be 0.1%, 0.5%, 1%, 3%, 5%, 8%, 10%, 12%, 14%, 16%, 18% or 20%; The weight percentage of kasugarnycin for example can be 0.1%, 0.5%, 1%, 3%, 5%, 8%, 10%, 12%, 14%, 16%, 18% or 20%;The weight percentage of capsule-core solvent for example can be 1%, 2%, 3%, 4%, 5%, 6%, 7%, 8%, 9% or 10%;The weight percentage of cyst material for example can be 5%, 6%, 8%, 10%, 12%, 14%, 16%, 18% or 20%;The weight percentage of composite assistant for example can be 1.7%, 6%, 8%, 10%, 12%, 14%, 16%, 18% or 20%.In addition, the pH value that pH adjusting agent adjusts suspending agent is optionally added.
Wherein, capsule-core solvent for example can be one kind or at least two in sec-Butyl Acetate, ethyl alcohol or turpentine-based vegetable oil The combination of kind.Cyst material for example can be one in formaldehyde resin, carboxymethyl cellulose, carboxyethyl cellulose or polyvinyl alcohol Kind or at least two combination.
Thickener for example can be one in xanthan gum, sodium alginate, polyethylene glycol, methylcellulose or aluminium-magnesium silicate Kind or at least two combination;Wetting agent for example can be alkyl naphthalene sulfonate, fatty alcohol ether, alkyl phenol polyether, alkylsurfuric acid One kind in salt or at least two combination;Dispersant for example can be anion surfactant, nonionic surfactant, One kind in water soluble polymer and inorganic dispersant or at least two combination;Antifoaming agent for example can be organosiloxane Or polyethers;Preservative for example can be sodium benzoate, potassium sorbate, dehydroactic acid sodium, calcium propionate, sodium Diacetate, sodium lactate or One kind in propylparaben or at least two combination;Antifreeze for example can be ethylene glycol, glycerine, inorganic salts or One kind in urea or at least two combination;PH adjusting agent for example can be acetic acid, hydroxide, amine salt, triethanolamine In one kind or at least two combination.
In certain embodiments of the present invention, it is counted on the basis of the weight of microcapsule suspending agent-aqua novel form pesticide, institute It includes thickener 0.1%~2%, wetting agent 0.1%~0.6%, dispersant 1%~3%, antifoaming agent 0.1% to state composite assistant ~0.5%, preservative 0.1%~0.6% and antifreeze 0.3%~3%.
By optimizing the proportioning of each constitutive material, the steady of microcapsule suspending agent-aqua novel form pesticide can be further increased It is qualitative and dispersed.
On the other hand, the present invention provides a kind of preparation method of microcapsule suspending agent-aqua novel form pesticide, micro-capsule is hanged Supernatant liquid drug and water aqua type drug are mixed to get the microcapsule suspending agent-aqua novel form pesticide.
There is above-mentioned pyraclostrobin microcapsule suspending agent using the pyraclostrobin microcapsule suspending agent that the preparation method obtains All advantages, details are not described herein.
In certain embodiments of the present invention, the pyraclostrobin microcapsules and spring thunder that are coated with pyraclostrobin are mould The microcapsule suspending agent-aqua novel form pesticide is obtained after plain aqua mixing.
Further, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material;
B) kasugarnycin and remainder composite assistant auxiliary agent are mixed to get kasugarnycin aqua;
C) microcapsules obtained by step a) and kasugarnycin aqua, water and optional pH adjusting agent obtained by step b) are mixed Conjunction obtains the microcapsule suspending agent-aqua novel form pesticide.
Further optionally, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material, then with Part water and optional pH adjusting agent are mixed to get microcapsule suspension;
B) water of kasugarnycin and remainder composite assistant auxiliary agent and remainder is mixed to get kasugarnycin water Agent;
C) microcapsules obtained by step a) are mixed to get the microcapsule suspending agent-water with kasugarnycin aqua obtained by step b) Agent novel form pesticide.
Wherein, it in the step a), dissolves pyraclostrobin with capsule-core solvent and part composite assistant is added is emulsified, For example, emulsification method is:With 2500~3000 revs/min of 1~2h of shear agitation;Then cyst material is added and stirs encystation, at Capsule method is, for example, to stir 20~40min at 50~80 DEG C with 50~150 revs/min of speed, then with part water and Optional pH adjusting agent stirs 20~40min with 50~100 revs/min of speed and is mixed to get pyraclostrobin microcapsule suspension Liquid.
Below in conjunction with embodiment and comparative example, the present invention will be further described in detail.
Embodiment 1
The present embodiment is a kind of microcapsule suspending agent-aqua novel form pesticide, includes following raw material group by weight percentage Point:
Comparative example 1
This comparative example is a kind of pyraclostrobin microcapsule suspending agent, includes following raw material components by weight percentage:
Comparative example 2
This comparative example is a kind of kasugarnycin aqueous pesticide, includes following raw material components by weight percentage:
It is utilized respectively the pesticide that embodiment 1 and comparative example 1 provide and the kasugarnycin aqua that comparative example 2 provides is sprayed on For treating rice blast in rice, control effect is as follows:
Embodiment 2
The present embodiment is a kind of microcapsule suspending agent-aqua novel form pesticide, includes following raw material group by weight percentage Point:
Comparative example 3
This comparative example is a kind of pyraclostrobin microcapsule suspending agent, includes following raw material components by weight percentage:
Comparative example 4
This comparative example is a kind of kasugarnycin aqua, includes following raw material components by weight percentage:
It is utilized respectively the pyraclostrobin microcapsule suspending agent that embodiment 2 and comparative example 3 provide and the spring that comparative example 4 provides For thunder mycin aqua for preventing watermelon epidemic disease, control effect is as follows:
Embodiment 3
The present embodiment is a kind of microcapsule suspending agent-aqua novel form pesticide, includes following raw material group by weight percentage Point:
Comparative example 5
This comparative example is a kind of pyraclostrobin microcapsule suspending agent, includes following raw material components by weight percentage:
Comparative example 6
This comparative example is a kind of kasugarnycin aqua, includes following raw material components by weight percentage:
Comparative example 7
This comparative example be a kind of commercially available first support can wet-milling medicament, wherein first support can the weight percentage of wet-milling be 50%.
It is utilized respectively the pyraclostrobin microcapsule suspending agent of embodiment 3 and the offer of comparative example 5, the spring thunder that comparative example 6 provides The first support that mycin aqua and comparative example 7 provide can wet-milling for preventing cucumber fusarium axysporum, control effect is as follows:
Although illustrate and describing the present invention with specific embodiment, it will be appreciated that without departing substantially from the present invention's Many other change and modification can be made in the case of spirit and scope.It is, therefore, intended that in the following claims Including belonging to all such changes and modifications in the scope of the invention.

Claims (10)

1. a kind of microcapsule suspending agent-aqua novel form pesticide, which is characterized in that mainly by microcapsule suspension drug and water aqua type medicine Object forms.
2. microcapsule suspending agent according to claim 1-aqua novel form pesticide, which is characterized in that the microcapsule suspension Drug includes any one of pyraclostrobin microcapsule suspension, Fluoxastrobin microcapsule suspension or fludioxonil microcapsule suspension or extremely Few two kinds of combination;
Preferably, water aqua type drug includes kasugarnycin aqua, jinggangmeisu aqua, polyoxin aqueous solution, Ningnanmycin aqua Any one of tetramycin aqua or at least two combination.
3. microcapsule suspending agent according to claim 2-aqua novel form pesticide, which is characterized in that including pyraclostrobin Microcapsule suspension and kasugarnycin aqua, wherein the weight percentage of pyraclostrobin is 0.1%~20%, kasugarnycin Weight percentage be 0.1%~20%;
Preferably, by weight percentage include following raw material components:
Pyraclostrobin 0.1%~20%, kasugarnycin 0.1%~20%, capsule-core solvent 1%~10%, cyst material 5%~ 20%, composite assistant 1.7%~9.7%, optional pH adjusting agent 0.1%~0.4%, surplus is water;
Preferably, by weight percentage include following raw material components:
Pyraclostrobin 0.5%~15%, kasugarnycin 0.5%~15%, capsule-core solvent 1%~10%, cyst material 5%~ 20%, composite assistant 2.1%~9%, optionally pH adjusting agent 0.1~0.3%, surplus is water.
4. microcapsule suspending agent according to claim 3-aqua novel form pesticide, which is characterized in that the capsule-core solvent packet Include one kind in sec-Butyl Acetate, ethyl alcohol or turpentine-based vegetable oil or at least two combination.
5. microcapsule suspending agent according to claim 3-aqua novel form pesticide, which is characterized in that the cyst material packet Include one kind in formaldehyde resin, carboxymethyl cellulose, carboxyethyl cellulose or polyvinyl alcohol or at least two combination.
6. microcapsule suspending agent according to claim 3-aqua novel form pesticide, which is characterized in that with the microcapsule suspension It is counted on the basis of the weight of agent-aqua novel form pesticide, the composite assistant includes thickener 0.1%~2%, wetting agent 0.1% ~0.6%, dispersant 1%~3%, antifoaming agent 0.1%~0.5%, preservative 0.1%~0.6% and antifreeze 0.3%~ 3%.
7. microcapsule suspending agent according to claim 6-aqua novel form pesticide, which is characterized in that the thickener includes One kind in xanthan gum, sodium alginate, polyethylene glycol, methylcellulose or aluminium-magnesium silicate or at least two combination;
Preferably, the wetting agent includes one kind in alkyl naphthalene sulfonate, fatty alcohol ether, alkyl phenol polyether, alkyl sulfate Or at least two combination;
Preferably, the dispersant includes anion surfactant, nonionic surfactant, water soluble polymer and nothing One kind in machine dispersant or at least two combination;
Preferably, the antifoaming agent is organosiloxane or polyethers;
Preferably, the preservative includes sodium benzoate, potassium sorbate, dehydroactic acid sodium, calcium propionate, sodium Diacetate, sodium lactate One kind in propylparaben or at least two combination;
Preferably, the antifreeze includes one kind in ethylene glycol, glycerine, inorganic salts or urea or at least two combination;
Preferably, the pH adjusting agent includes one kind in acetic acid, hydroxide, amine salt, triethanolamine or at least two Combination.
8. a kind of preparation method of claim 1-7 any one of them microcapsule suspending agent-aqua novel form pesticide, feature exist In microcapsule suspension drug and water aqua type drug are mixed to get the microcapsule suspending agent-aqua novel form pesticide.
9. preparation method according to claim 8, which is characterized in that the pyraclostrobin for being coated with pyraclostrobin is micro- Capsule suspension obtains the microcapsule suspending agent-aqua novel form pesticide after being mixed with kasugarnycin aqua;
Preferably, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material;
B) kasugarnycin and remainder composite assistant auxiliary agent are mixed to get kasugarnycin aqua;
C) microcapsules obtained by step a) are mixed with kasugarnycin aqua, water and optional pH adjusting agent obtained by step b) To the microcapsule suspending agent-aqua novel form pesticide;
Preferably, the preparation method comprises the following steps:
A) capsule-core solvent, pyraclostrobin and part composite assistant are wrapped to form microcapsules with cyst material, then with part Water and optional pH adjusting agent are mixed to get pyraclostrobin microcapsule suspension;
B) water of kasugarnycin and remainder composite assistant auxiliary agent and remainder is mixed to get kasugarnycin aqua;
C) pyraclostrobin microcapsule suspension obtained by step a) is mixed to get with kasugarnycin aqua obtained by step b) described micro- Capsule suspending agent-aqua novel form pesticide;
Preferably, it in the step a), dissolves pyraclostrobin with capsule-core solvent and part composite assistant is added is emulsified, so Cyst material is added afterwards and stirs encystation, is then mixed to get pyraclostrobin micro-capsule with part water and optional pH adjusting agent Suspension.
10. such as claim 1-7 any one of them microcapsule suspending agent-use of the aqua novel form pesticide in preparing fungicide On the way.
CN201810720586.7A 2018-06-29 2018-06-29 Microcapsule suspending agent-aqua novel form pesticide and preparation method thereof and purposes Pending CN108576031A (en)

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Citations (2)

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Publication number Priority date Publication date Assignee Title
CN103702560A (en) * 2011-08-19 2014-04-02 巴斯夫欧洲公司 Formulations for paddy rice fields
CN103783036A (en) * 2013-11-20 2014-05-14 深圳诺普信农化股份有限公司 Insecticide water suspension agent containing pyriproxyfen microcapsule and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN103702560A (en) * 2011-08-19 2014-04-02 巴斯夫欧洲公司 Formulations for paddy rice fields
CN103783036A (en) * 2013-11-20 2014-05-14 深圳诺普信农化股份有限公司 Insecticide water suspension agent containing pyriproxyfen microcapsule and preparation method thereof

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