CN101861864B - Plant bactericidal composition - Google Patents
Plant bactericidal composition Download PDFInfo
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- CN101861864B CN101861864B CN 201010209601 CN201010209601A CN101861864B CN 101861864 B CN101861864 B CN 101861864B CN 201010209601 CN201010209601 CN 201010209601 CN 201010209601 A CN201010209601 A CN 201010209601A CN 101861864 B CN101861864 B CN 101861864B
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- difenoconazole
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Abstract
The invention discloses a plant bactericidal composition, which comprises 5 to 70 weight percent of difenoconazole copper complex serving as active ingredients and auxiliary ingredients which are allowed to use and accepted in pesticide. The plant bactericidal composition expands the bactericidal spectrum of difenoconazole; and simultaneously, an organic copper complex can release copper ions slowly and prevent water-solubility inorganic copper from damaging crops, and the plant bactericidal composition is a low-carbon environmentally-friendly preparation without organic solvents and the like. In addition, the plant bactericidal composition can control the mixed occurrence of plant fungi and bacteria effectively, so that the dose of the pesticide is reduced, and the pollution and damages to environment are reduced while the pesticide cost of farmers is reduced. One pesticide can prevent and control various crop diseases and is convenient to use.
Description
Technical field
The present invention relates to a kind of agricultural chemicals, specifically, relate to a kind of plant bactericidal composition.
Background technology
Difenoconazole has use on vegetables, fruit tree and a lot of ornamental plants, be mainly used in preventing and treating anthracnose and the fungal diseases such as scab, powdery mildew, suppresses the biosynthesis of cell wall sterol, stops the growth of fungi, and fungicidal spectrum is wide.Copper ion can kill the spore cell of germinating; thereby play bactericidal action, good to the crop protection effect, copper agent is at present bacterial disease to be suppressed the widest disinfectant use in agriculture of scope; but Inorganic Copper generally can be dangerous to crop, has phenomenons such as burning leaf and occur.Simultaneously, present disease on the crops such as vegetables, fruit tree, often not that a kind of disease occurs separately, generally can occur simultaneously by the fungi bacterium, the serious harm plant growth, and people are when carrying out the sterilization treatment to crop, Difenoconazole and the copper agents of adopting use respectively more, this has not only caused its effective drug duration weak point, has reduced drug effect because the release of copper ion in the simple copper agent is too fast, also greatly increase agricultural chemicals using dosage, drug cost and efficient, increased simultaneously pollution and injury to environment.
Summary of the invention
Technical problem to be solved by this invention provided a kind of easy to use, safe, using dosage and drug cost low, can guarantee again the plant bactericidal composition of working substance drug effect simultaneously.
Plant bactericidal composition provided by the invention contains the Difenoconazole copper complex for this plant bactericidal composition, and the copper complex formazan weight percentage of Difenoconazole is 5-70% in the described plant bactericidal composition.Plant bactericidal composition comprises active component Difenoconazole copper complex, and all the other components are to allow in the agricultural chemicals to use and acceptable auxiliary element such as dispersant wetting agent etc., and working substance Difenoconazole copper complex ratio is that weight percentage is 5%-70%; Only need in proportion the Difenoconazole copper complex to be mixed with each auxiliary element and makes required formulation during preparation to get final product.In actual production, this plant bactericidal composition can be mixed with suspending agent, wetting powder, water dispersible granules, dry suspending agent, or formulations such as granule of directly using etc. do not contain the low-carbon environment-friendly formulation of organic solvent etc., and can be according to the difference of production formulation, select identical or different dispersant wetting agent, so that production and application.
This plant bactericidal composition is the water dispersible granular formulation, and the weight percentage of each composition is Difenoconazole copper complex 5-70% in the plant bactericidal composition, help forming agent 0.5-5%, water dispersible granular formulation dispersant wetting agent 2-15%, help disintegrant 0.5-5%, surplus is water dispersible granular formulation carrier.Wherein
The described forming agent that helps is in polyvinyl alcohol 6000# or polyvinyl alcohol 12000# and polyvinylpyrrolidone and the Magnesiumaluminumsilicate one or both;
Described water dispersible granular formulation dispersion moisture agent is at least two kinds in carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, desugar lignin sulfonic acid sodium salt, lignin sulfonic acid calcium salt and the alkyl sulfate; Optimum such as the naphthalene sulfonate polymer: D-425; Desugar lignin sulfonic acid sodium salt: the M-9 that the Tumen, Jilin produces; Alkyl sulfate optimal selection lauryl sodium sulfate, the water dispersible granular formulation makes up with the composition that can adopt following percentage by weight in the dispersion moisture agent production;
Carboxylate polymer: dibenzyl phenol polyethenoxy ether: naphthalenesulfonate condensation compound is 3～4: 0～1.5: 4～3;
Or carboxylate polymer: lignin sulfonic acid calcium salt: sodium alkyl sulfate is 3～6: 6～3: 1～1～2;
Or carboxylate polymer: dibenzyl phenol polyethenoxy ether: desugar lignin sulfonic acid sodium salt is 3～4: 0.5～1.5: 4～3;
Or lignin sulfonic acid calcium salt: naphthalene sulfonate polymer: sodium alkyl sulfate is 3～4: 6～4: 1～2;
The described disintegrant that helps is in Sodium Hydroxymethyl Stalcs, corn starch, urea, lactose and the sodium phosphate trimer one or both; Optimum is lactose.
Described water dispersible granular formulation carrier is a kind of in kaolin, talcum powder, diatomite and the bentonite or two kinds.Described water dispersible granular formulation is kaolin with the carrier optimal selection.
And the preparation method of water dispersible granular formulation plant bactericidal composition can adopt may further comprise the steps:
(1) press need of production, be ready to the Difenoconazole copper complex, help forming agent, the water dispersible granular formulation with the dispersant wetting agent, help disintegrant and water dispersible granular formulation carrier;
(2) first with the Difenoconazole copper complex with help disintegrant, stir;
(3) add again water dispersible granular formulation dispersant wetting agent and water dispersible granular formulation carrier;
(4) stirring is lower, adds and helps forming agent, is stirred to evenly, makes material;
(5) with the gained material, after Squeezinggranulator or the boiling granulator granulation, temperature is controlled at 40～60 ℃, carry out drying and dehydrating after, get product.
Producing this water dispersible granular formulation plant bactericidal composition not with an organic solvent, to user and producer's safety, when the identical disease of control, easy to use; Formulation is solid granulates, is easy to packing, and the raw material availability height does not exist produces pollution, does not have the three wastes in the processing, is the environmental protection production technology.
Or this plant bactericidal composition is the wettable powder formulation, and the weight percentage of each composition is Difenoconazole copper complex 5-70% in the plant bactericidal composition, wettable powder formulation dispersant wetting agent 2-10%, suspending agent 0.1-9%, anti-caking agent 0.1-6%, surplus is wettable powder formulation carrier.
Described wettable powder formulation dispersion moisture agent is at least two kinds mixture in carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, desugar lignin sulfonic acid sodium salt, lignin sulfonic acid calcium salt, sodium alkyl sulfate, styryl phenol polyethenoxy ether, alkyl phenol formaldehyde resin polyoxyethylene ether sulphate, alkylphenol-polyethenoxy phosphate and the styryl phenol polyethenoxy ether; The wettable powder formulation makes up with the composition that can adopt following percentage by weight in the dispersion moisture agent production:
Carboxylate polymer: dibenzyl phenol polyethenoxy ether: naphthalenesulfonate condensation compound is 1～4: 0.5～2.5: 4～3;
Or naphthalene sulfonate polymer: lignin sulfonic acid calcium salt: sodium alkyl sulfate is 3～6: 2～5: 1～3;
Or dibenzyl phenol polyethenoxy ether: desugar lignin sulfonic acid sodium salt is 0.5～1.5: 4～3;
Or lignin sulfonic acid calcium salt: naphthalene sulfonate polymer: sodium alkyl sulfate is 3～4: 6～4: 1～2;
Suspending agent can adopt one or both in carboxymethyl cellulose, corn starch, Magnesiumaluminumsilicate and the hydroxyl Starch Sodium;
Anti-caking agent can adopt at least a in white carbon, polyvinylpyrrolidone or the sodium phosphate trimer;
Described wettable powder formulation carrier is a kind of in kaolin, talcum powder, diatomite and the bentonite or two kinds.And the wettable powder formulation is kaolin with the carrier optimal selection.
And the preparation of wettable powder formulation plant bactericidal composition can may further comprise the steps:
(1) presses need of production, be ready to Difenoconazole copper complex, wettable powder formulation dispersant wetting agent, suspending agent, anti-caking agent and wettable powder formulation carrier;
(5) with Difenoconazole copper complex, wettable powder formulation with dispersant wetting agent, anti-caking agent, suspending agent and wettable powder formulation with carrier successively mixing and stirring;
(6) mixture with gained carries out air-flow crushing, the examination and test of products of system.
Produce this wettable powder formulation plant bactericidal composition not with an organic solvent, formulation is solid state powder, is easy to packing, and raw material availability is high, does not have the three wastes in the closed production and processing, is environmental protection low-carbon (LC) prescription.
Or plant bactericidal composition is suspending agent type, and the weight percentage of each composition is Difenoconazole copper complex 5-40% in the plant bactericidal composition, suspending agent type dispersant wetting agent 2-10%, suspending is floated stabilizing agent 0.1-6%, preservative 0.1-5%, antifreezing agent 1-10%, deflocculant 0.5-5%, defoamer 0.1-3%, surplus is water.
Described suspending agent type dispersion moisture agent is at least a in carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, desugar lignin sulfonic acid sodium salt, lignin sulfonic acid calcium salt, styryl phenol polyethenoxy ether, alkyl phenol formaldehyde resin polyoxyethylene ether sulphate, alkylphenol-polyethenoxy phosphate and the styryl phenol polyethenoxy ether; Suspending agent type makes up with the composition that can adopt following percentage by weight in the dispersion moisture agent production:
Styryl phenol polyethenoxy ether: alkylphenol-polyethenoxy phosphate: the carboxylate polymer is 1-3: 0.6～2.5: 0.5～2.0;
Or carboxylate polymer: dibenzyl phenol polyethenoxy ether: the naphthalene sulfonate polymer is 2～4: 1-2: 1.5～4;
Or dibenzyl phenol polyethenoxy ether: alkyl phenol formaldehyde resin polyoxyethylene ether sulphate: desugar lignin sulfonic acid sodium salt is 1: 0.6～2.0: 0.6～1.0;
Or desugar lignin sulfonic acid sodium salt: naphthalene sulfonate polymer: the styryl phenol polyethenoxy ether is 3～4: 6～4: 1～2;
And described styryl phenol polyethenoxy ether the best is a kind of or two kinds of combinations among agricultural newborn 1602#, agricultural newborn 1601# or the agricultural newborn 603#.
The floating stabilizing agent of described suspending is at least a in Macrogol 6000 #, polyethylene glycol 12000#, polyvinyl alcohol 1788#, polyvinyl alcohol 1799#, Magnesiumaluminumsilicate, sodium carboxymethylcellulose (CMC), xanthans, corn starch, Sodium Hydroxymethyl Stalcs, bentonite and the diatomite;
Described preservative is one or both in Sodium Benzoate, formaldehyde, eugenol and the sorb alkyd sodium;
Described antifreezing agent is at least a in propane diols, ethylene glycol, glycerine, urea and the sodium chloride;
Described deflocculant is a kind of among polyvinylpyrrolidone and the sokalan HP;
Described defoamer is at least a in polyoxyethylene glycerol ether, organic silicone oil, fatty acid, n-butanol, n-octyl alcohol and the n-amyl alcohol.
And described water can adopt a kind of in natural well water, demineralized water, the pure water.
The preparation method of suspending agent type plant bactericidal composition, can adopt may further comprise the steps:
(1) presses need of production, be ready to Difenoconazole copper complex, suspending agent type dispersant wetting agent, the floating stabilizing agent of suspending, preservative, antifreezing agent, deflocculant, defoamer and water;
(2) Difenoconazole copper complex, suspending agent type are added to the water with dispersant wetting agent, preservative, deflocculant, stirring 15 becomes a kind of slurry body;
(3) stir behind the floating stabilizing agent of adding suspending, blowing enters sand milling device;
(4)) add gradually the step defoamer in the sand grinding process;
(13) sand milling finishes to draw back modulating equipment, adds antifreezing agent, is stirred to evenly.
This suspending agent type plant bactericidal composition is not with an organic solvent, and is to user and producer's safety, when the identical disease of control, easy to use; Formulation is liquid colloidal suspension, is the low-carbon environment-friendly prescription, is easy to packing, and the raw material availability height does not exist produces pollution, does not have the pollutions such as dust in the processing, is the environmental protection production technology.
And can be for copper complex formazan the making of Difenoconazole of using in producing
By weight Difenoconazole: organic solvent is 1: the ratio of 4-7, add organic solvent to Difenoconazole, the intensification stirring and dissolving, temperature increase to 90 ± 2 ℃, in molar ratio inorganic mantoquita: Difenoconazole is 1: the ratio of 1-2 adds mantoquita, continue heat tracing at 60-120 ℃, stir maintenance reaction 2.5-3h, cold water is cooled to 20 ± 2 ℃ afterwards, makes the Difenoconazole copper complex 50-60 ℃ of lower drying behind the suction filtration.
And inorganic mantoquita is copper chloride, copper sulphate, copper nitrate or Schweinfurt green, and described organic solvent is dimethylbenzene, alcohol, methyl alcohol or acetic acid.
Adopt copper sulphate such as inorganic mantoquita, as follows by the Difenoconazole copper complex structural formula of producing:
Molecular weight is 972;
Difenoconazole mantoquita outward appearance is light blue to the Powdered crystal of yellow green, and 162～165 ℃ of fusing points are slightly soluble in water, are insoluble to the organic solvents such as toluene, dimethylbenzene and linear paraffin.Stable in neutral and weak acid environment under the normal temperature, under highly basic, hot conditions, can resolve into Difenoconazole and Kocide SD.
Plant bactericidal composition is for containing the copper complex formazan pesticidal preparations of Difenoconazole, and it comprises the complexing of active component Difenoconazole copper, and all the other components are to allow in the agricultural chemicals to use and the acceptable auxiliary element, have not only widened the fungicidal spectrum of Difenoconazole; Simultaneously organic copper complex can slowly discharge copper ion, can prevent water-soluble inorganic copper to the injury of crop, and does not contain the low-carbon environment-friendly formulation of organic solvent etc.Said composition is used for the fungus-caused multiple diseases such as control imperfect fungus, sac fungi, basidiomycetes, Gammaproteobacteria, such as grape powdery mildew, wheat rust, potato late blight, pumpkin epidemic disease, rice blast, the citrus scab that powdery mildew of strawberry, melon powdery mildew, powdery mildew of cucumber, pear scab and bacterium cause, canker, bacterial stripe, leaf spot etc. have reached synergy, have doublely controlled, resisted pesticide resistance, have delayed the pesticide resistance texts.Compared with prior art, advantageous compositions of the present invention can control effectively that plant epiphyte and bacterium are mixed to be sent out, thereby has reduced the agricultural chemicals using dosage, when having reduced peasant's drug cost, reduced pollution and injury to environment, a kind of medicament can be prevented and treated the various crop disease, and easy to use.
Embodiment
Below in conjunction with embodiment, further set forth the present invention.Should be understood that these embodiment only to be used for explanation the present invention and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Embodiment 1,10wt% Difenoconazole copper complex water dispersion granule:
(1) by weight percentage, prepare
10% Difenoconazole copper complex;
5% naphthalenesulfonate condensation compound, 3% carboxylate polymer, 1.5% lauryl sodium sulfate, and naphthalenesulfonate condensation compound, carboxylate polymer and lauryl sodium sulfate made mixed liquor;
2% Magnesiumaluminumsilicate, and to be made into weight concentration be 2% aqueous dispersions;
2% corn starch, 3% sodium phosphate trimer;
All the other are kaolin;
(2) corn starch, sodium phosphate trimer are dropped into mixer, add again the Difenoconazole copper complex and mix 10min;
(3) naphthalenesulfonate condensation compound, carboxylate polymer and lauryl sodium sulfate are made mixed liquor adding blender and mixed 10min;
(4) kaolin add being added blender is stirred to fully and mixes;
(5) with the material that mixes through air-flow crushing to the 98wt% particle diameter in 10 microns;
(6) material behind the air-flow crushing is dropped into fluidized granulating equipment, in the granulation process Magnesiumaluminumsilicate is prepared aqueous dispersions and spray into uniformly, granulating;
(7) screening after granulation finishes, particle carries out drying, after the assay was approved packing.
10wt% Difenoconazole copper complex and the contrast of 10wt% Difenoconazole field control effectiveness test
| Project | The 10wt% Difenoconazole | 10wt% Difenoconazole copper complex suspending agent |
| Working concentration (weight) | 1000 times | 2000 times |
| Cucumber anthracnose integrated control effect (preventive effect ratio %) | 85％ | 95％ |
| Cucumber bacterial stripe integrated control control efficiency (preventive effect ratio %) | 30％ | 90％ |
| The mixed control efficiency (preventive effect ratio %) of sending out of the bacillary angle of cucumber spot+anthrax | 56％ | 85％ |
Embodiment 2,50wt% Difenoconazole copper complex wetting powder
(1) by weight percentage, prepare
Difenoconazole copper complex 50%;
Dibenzyl phenol polyethenoxy ether 2.0%, naphthalene sulfonate polymer D-425 are 4%, and desugar not quality sodium sulfonate M-9 is 1%;
Suspending agent Magnesiumaluminumsilicate 5%;
Anti-caking agent white carbon 6%;
All the other are calcined kaolin;
(2) with calcined kaolin, Difenoconazole copper complex, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer D-425, desugar sodium lignin sulfonate M-9, Magnesiumaluminumsilicate, white carbon drops into mixer and stirred 20 minutes;
(3) mixture with gained carries out air-flow crushing, the examination and test of products of system.
Embodiment 3,20wt% Difenoconazole copper complex suspending agent
(1) by weight percentage, prepare
20% Difenoconazole copper complex;
1% Magnesiumaluminumsilicate, 0.1% xanthans;
1.5% carboxylate polymer, 1% dibenzyl phenol polyethenoxy ether, 3% naphthalene sulfonate polymer;
0.1% eugenol;
5% propane diols;
2% polyvinylpyrrolidone;
0.2% n-octyl alcohol;
All the other are water;
(2) modulator is stirred in water 60～85% addings by weight;
(3) stirring became the slurry body in 15 minutes behind adding Difenoconazole copper complex, carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, eugenol, the polyvinylpyrrolidone;
(4) add again Magnesiumaluminumsilicate, xanthans after, stir 20min, blowing enters sand mill;
(5) add n-octyl alcohol in the sand grinding process;
(6) sand milling is drawn back the stirring modulator after finishing, and with the defective material in the water flushing sand milling device of surplus, propane diols adds together, is stirred to evenly to get final product.
20wt% Difenoconazole copper complex and the contrast of 20% Difenoconazole field control effectiveness test
| Project | 20% Difenoconazole | 20% Difenoconazole copper complex |
| Working concentration (weight) | 1500 times | 1500 times |
| Muskmelon anthrax control efficiency (preventive effect ratio %) | 90％ | 92％ |
| Bacterial angular leaf spot of melon control efficiency (preventive effect ratio %) | 25％ | 85％ |
| The mixed control efficiency (preventive effect ratio %) of sending out of the bacillary angle of cucumber spot+anthrax | 56％ | 86％ |
Embodiment 4, the copper complex formazan preparation of Difenoconazole
By weight Difenoconazole: dimethylbenzene is 1: 4 ratio, add dimethylbenzene to Difenoconazole, the intensification stirring and dissolving, temperature increase to 90 ℃, in molar ratio copper sulphate: Difenoconazole is 1: 1 ratio, adds copper sulphate, continue heat tracing at 120 ℃, stir maintenance reaction 2.5h, cold water is cooled to 20 ℃ afterwards, makes the Difenoconazole copper complex 50 ℃ of lower dryings behind the suction filtration.
Embodiment 5, the copper complex formazan preparation of Difenoconazole
By weight Difenoconazole: methyl alcohol is 1: 7 ratio, add methyl alcohol to Difenoconazole, the intensification stirring and dissolving, temperature increase to 92 ℃, in molar ratio copper chloride: Difenoconazole is 1: 2 ratio, adds copper chloride, continue heat tracing at 60 ℃, stir maintenance reaction 3h, cold water is cooled to 22 ℃ afterwards, makes the Difenoconazole copper complex 60 ℃ of lower dryings behind the suction filtration.
Claims (4)
1. the preparation method of a water dispersible granular formulation plant bactericidal composition, it is characterized in that: the weight percentage of described each composition of water dispersible granular formulation plant bactericidal composition is Difenoconazole copper complex 5-70%, help forming agent 0.5-5%, water dispersible granular formulation dispersant wetting agent 2-15%, help disintegrant 0.5-5%, surplus is water dispersible granular formulation carrier;
The copper complex formazan preparation of described Difenoconazole may further comprise the steps:
By weight Difenoconazole: organic solvent is the ratio of 1:4-7, add organic solvent to Difenoconazole, the intensification stirring and dissolving, temperature increase to 90 ± 2 ℃, inorganic mantoquita in molar ratio: Difenoconazole is the ratio of 1:1-2, add mantoquita, continue heat tracing at 60-120 ℃, stir and keep reaction 2.5-3h, cold water is cooled to 20 ± 2 ℃ afterwards, the Difenoconazole copper complex that makes 50-60 ℃ of lower drying behind the suction filtration, wherein said inorganic mantoquita is copper chloride or copper sulphate, described organic solvent is dimethylbenzene, alcohol or methyl alcohol;
The preparation of described water dispersible granular formulation plant bactericidal composition may further comprise the steps:
(1) by above-mentioned weight percentage, be ready to the Difenoconazole copper complex, help forming agent, the water dispersible granular formulation with the dispersant wetting agent, help disintegrant and water dispersible granular formulation carrier;
(2) first with the Difenoconazole copper complex with help disintegrant, stir;
(3) add again water dispersible granular formulation dispersant wetting agent and water dispersible granular formulation carrier;
(4) stirring is lower, adds and helps forming agent, is stirred to evenly, makes material;
(5) with the gained material, after Squeezinggranulator or the boiling granulator granulation, temperature is controlled at 40～60 ℃, carry out drying and dehydrating after, get product.
2. the preparation method of water dispersible granular formulation plant bactericidal composition as claimed in claim 1 is characterized in that:
The forming agent that helps of described water dispersible granular formulation plant bactericidal composition is in polyvinyl alcohol 6000#, polyvinyl alcohol 12000# and polyvinylpyrrolidone and the Magnesiumaluminumsilicate one or both;
Described water dispersible granular formulation plant bactericidal composition dispersion moisture agent is at least two kinds in carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, desugar lignin sulfonic acid sodium salt, lignin sulfonic acid calcium salt and the alkyl sulfate;
The described disintegrant that helps is in Sodium Hydroxymethyl Stalcs, corn starch, urea, lactose and the sodium phosphate trimer one or both;
Described water dispersible granular formulation carrier is a kind of in kaolin, talcum powder, diatomite and the bentonite or two kinds.
3. the preparation method of a wettable powder formulation plant bactericidal composition, it is characterized in that: the weight percentage of described each composition of wettable powder formulation plant bactericidal composition is Difenoconazole copper complex 5-70%, wettable powder formulation dispersant wetting agent 2-10%, suspending agent 0.1-9%, anti-caking agent 0.1-6%, surplus is wettable powder formulation carrier;
The copper complex formazan preparation of described Difenoconazole may further comprise the steps:
By weight Difenoconazole: organic solvent is the ratio of 1:4-7, add organic solvent to Difenoconazole, the intensification stirring and dissolving, temperature increase to 90 ± 2 ℃, inorganic mantoquita in molar ratio: Difenoconazole is the ratio of 1:1-2, add mantoquita, continue heat tracing at 60-120 ℃, stir and keep reaction 2.5-3h, cold water is cooled to 20 ± 2 ℃ afterwards, the Difenoconazole copper complex that makes 50-60 ℃ of lower drying behind the suction filtration, wherein said inorganic mantoquita is copper chloride or copper sulphate, described organic solvent is dimethylbenzene, alcohol or methyl alcohol;
The preparation of wettable powder formulation plant bactericidal composition may further comprise the steps:
(1) by above-mentioned weight percentage, is ready to Difenoconazole copper complex, wettable powder formulation dispersant wetting agent, suspending agent, anti-caking agent and wettable powder formulation carrier;
(2) with Difenoconazole copper complex, wettable powder formulation with dispersant wetting agent, anti-caking agent, suspending agent and wettable powder formulation with carrier successively mixing and stirring;
(3) mixture with gained carries out air-flow crushing, the examination and test of products of system.
4. the preparation method of wettable powder formulation plant bactericidal composition as claimed in claim 3 is characterized in that:
Described wettable powder formulation plant bactericidal composition dispersion moisture agent is at least two kinds mixture in carboxylate polymer, dibenzyl phenol polyethenoxy ether, naphthalene sulfonate polymer, desugar lignin sulfonic acid sodium salt, lignin sulfonic acid calcium salt, sodium alkyl sulfate, styryl phenol polyethenoxy ether, alkyl phenol formaldehyde resin polyoxyethylene ether sulphate, alkylphenol-polyethenoxy phosphate and the styryl phenol polyethenoxy ether;
Described wettable powder formulation carrier is a kind of in kaolin, talcum powder, diatomite and the bentonite or two kinds.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107853325A (en) * | 2017-11-14 | 2018-03-30 | 潍坊友容实业有限公司 | Salt-soda soil crop is efficiently applied fertilizer bactericide |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102805107B (en) * | 2012-05-30 | 2016-12-14 | 山东京青农业科技有限公司 | A kind of microorganism formulation preventing and treating Fructus Mali pumilae wheel stricture of vagina canker and application |
| CN105619639A (en) * | 2015-12-31 | 2016-06-01 | 浙江大川新材料股份有限公司 | Solid PDMDAAC preparing method |
| CN107897206A (en) * | 2017-11-14 | 2018-04-13 | 潍坊友容实业有限公司 | Alkaline land improving crop fertilizer with bactericidal effect |
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| CN101107932A (en) * | 2007-07-11 | 2008-01-23 | 湖南万家丰科技有限公司 | Bactericial composition containing Difenoconazole and copper fungicide |
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| Title |
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| ***酮金属配合物的缓释作用;张培志等;《浙江科技学院学报》;20030930;第15卷(第3期);143-145 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107853325A (en) * | 2017-11-14 | 2018-03-30 | 潍坊友容实业有限公司 | Salt-soda soil crop is efficiently applied fertilizer bactericide |
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