CN100348104C - Water dispersive myclobutanil particle and formula - Google Patents
Water dispersive myclobutanil particle and formula Download PDFInfo
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- CN100348104C CN100348104C CNB031345603A CN03134560A CN100348104C CN 100348104 C CN100348104 C CN 100348104C CN B031345603 A CNB031345603 A CN B031345603A CN 03134560 A CN03134560 A CN 03134560A CN 100348104 C CN100348104 C CN 100348104C
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Abstract
The present invention provides a myclobutanil agricultural bactericide, namely water dispersible myclobutanil granules and a formula thereof. Myclobutanil is prepared into emulsifiable solution, aqueous suspension or wettable powder in general in use, has great toxicity in the working process or in the use process, and serious ecological environment pollution; water dispersible granules are regular or irregular granules developed on the basis of wettable powder and aqueous suspension, the granules overcome the defects of the emulsifiable solution, the wettable powder and the aqueous suspension, and auxiliary agents with different components are added into the formula; the implementation effect of the granules indicates that the product has very good dispersivity and good heat storage stability, and the lasting suspension of effective substances; the product has high disintegration speed, and the disintegration time is less than 3 min; the water dispersible myclobutanil granules have high bactericidal potence in production application, the prevention and control effect on wheat powdery mildew reaches 84% to 100%; water dispersible myclobutanil granules have high safety, and have no phytotoxicity to crops.
Description
Technical field
The present invention relates to a kind of nitrile bacterium azoles disinfectant use in agriculture, particularly a kind of nitrile bacterium azoles water-dispersible granules.
Prior art
At present, disinfectant use in agriculture is a lot, and nitrile bacterium azoles is wherein a kind of.It has the bactericidal effect height, and security performance is good, uses but bulk myclobutanil in use is made generally in missible oil, aqueous suspension or wetting powder.Because in a large number with an organic solvent as benzene,toluene,xylene, methyl alcohol, dimethyl formamide etc., toxicity is big, and was serious to ecological environmental pollution during missible oil was made; Though aqueous suspension is the environmental protection preparation, working condition is required height, the high-load preparation can not realize, its production, packing and cost of transportation height cause use cost to increase; Wetting powder processing and use in, dust pollution serious harm health.Water-dispersible granules is to grow up on the basis of wetting powder and aqueous suspension, and this granula has overcome the shortcoming of missible oil and wetting powder and aqueous suspension, has had both both advantages, is a main trend of present pesticidal preparations development.
Goal of the invention
Purpose of the present invention is exactly for the environmental pollution that part clothes prior art exists, is detrimental to health and shortcoming such as use cost height and a kind of high-load of developing, environment-friendly type, and production cost is low, nitrile bacterium azoles water-dispersible granules and prescription easy to use.
The objective of the invention is to be realized that by following technical scheme nitrile bacterium azoles water-dispersible granules is rule or irregular particle shape, its prescription is:
The former powder of nitrile bacterium azoles: 40 parts～80 parts
Wetting agent phenethyl phenol polyethenoxy ether condensation product: 2 parts～10 parts
Dispersant lignosulfonates: 2 parts～20 parts
Disintegrant bentonite: 3 parts～15 parts
Thinner kaolin: 10 parts～70 parts
This granula also includes binding agent, and binding agent is a denaturated sodium polyacrylate 80, is 10 parts～30 parts of said mixture weight.
This granula also comprises following prescription:
Prescription 1: 43.76 parts in nitrile bacterium azoles powder, 10 parts in phenethyl phenol polyethenoxy ether formaldehyde, 5 parts in sodium sulphate, 41.24 parts of precipitated calcium carbonates, 18 parts of denaturated sodium polyacrylate 80 binding agents;
Prescription 2: 55.27 parts in nitrile bacterium azoles powder, 10 parts of sodium methylene bis-naphthalene sulfonates, 20 parts of white carbon blacks, 13.73 parts of precipitated calcium carbonates, No. 72 binding agents of 12 parts polyethylene glycol;
Prescription 3: 55.27 parts in nitrile bacterium azoles powder, 10 parts in alkylphenol-polyethenoxy base sulphate, 5 parts of sodium lignin sulfonate dispersants, 12 parts of Attapulgite disintegrants, 18.73 parts of Bardens, No. 72 binding agents of 10 parts polyethylene glycol;
Prescription 4: 53.16 parts in nitrile bacterium azoles powder, 6 parts of sodium alkyl benzene sulfonates, 8 parts of sodium lignin sulfonates, 5 parts in sodium carbonate, 26.84 parts in diatomite, No. 54 binding agents of 15 parts lignin;
Prescription 5: 43 parts in nitrile bacterium azoles powder, to 6 parts of methoxyl group fatty acid amide benzene sulfonic acid sodium salts, 5 parts of sodium methylene bis-naphthalene sulfonates, 5 parts in sodium carbonate, 41 parts in diatomite, 28 parts modified polyacrylic acid sodium 50 binding agents;
Prescription 6: 44 parts in nitrile bacterium azoles powder, to 8 parts of methoxyl group fatty acyl amido benzene sulfonic acid sodium salts, 6 parts of sodium methylene bis-naphthalene sulfonates, 5 parts in sodium chloride, 37 parts of bentonites, No. 54 binding agents of 28 parts lignin.
Wherein:
Wetting agent can also be a kind of of alkylphenol polyoxyethylene formaldehyde condensation products, alkyl benzene calcium sulfonate, alkyl sulfate, sodium alkyl benzene sulfonate phenethyl phenol polyethenoxy ether sodium sulfate and alkylphenol-polyethenoxy base sulphate.
Dispersant can also be alkylphenol formaldehyde condensate sulfate, lignosulfonates, sodium methylene bis-naphthalene sulfonate, a kind of to anionic surfactant such as methoxyl group fatty acid amide benzene sulfonic acid sodium salt, polycarboxylates.
Disintegrant can also be a kind of of Attapulgite, starch, sodium sulphate, sodium carbonate, sodium chloride, mineral salt, white carbon and silica gel.
Thinner can also be a kind of of precipitated calcium carbonate, diatomite, potter's clay, white clouds tin soil.
Binding agent can also be a kind of of No. 72, polyethylene glycol, No. 3, modified polyvinyl alcohol, No. 45, lignin, No. 54, lignin, modified polyacrylic acid sodium 50.
Owing to added the auxiliary agent of heterogeneity, make the present invention have the active component content height among the present invention, environmental pollution is little, and disintegration rate is fast, and dispersive property reaches heat storage steady performance well, bactericidal potency height in use, and safety is good.
Description of drawings
Fig. 1 is preparation method's of the present invention process chart.
Embodiment
The present invention will be described in more detail below in conjunction with drawings and Examples:
Embodiment 1
Take by weighing 43.76 parts in nitrile bacterium azoles powder, 10 parts in phenethyl phenol polyethenoxy ether formaldehyde, 5 parts in sodium sulphate, 41.24 parts of precipitated calcium carbonates after it is mixed, are pulverized through airslide disintegrating mill and to be obtained female powder, the denaturated sodium polyacrylate 80 of female powder and 18 parts is mixed, granulation then, oven dry, sieving obtains 40% about 96 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 40.5%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage in force is 30～60a.i.g/ha, and control efficiency is 88～98%.
Embodiment 2
Take by weighing 55.27 parts in nitrile bacterium azoles powder, 10 parts of sodium methylene bis-naphthalene sulfonates, 20 parts of white carbon blacks, 13.73 parts of precipitated calcium carbonates after it is mixed, are pulverized through airslide disintegrating mill and to be obtained female powder, the polyethylene glycol of female powder and 12 parts is mixed for No. 72, granulation then, oven dry, sieving obtains 50% about 96 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 50.8%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage is 30～60a.i.g/ha, and control efficiency is 91～100%.
Embodiment 3
Take by weighing 55.27 parts in nitrile bacterium azoles powder, alkylphenol-polyethenoxy base sulphate sop10 part, 5 parts of sodium lignin sulfonate dispersants, 12 parts of Attapulgite disintegrants, 18.73 parts of Bardens, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, the polyethylene glycol of female powder and 10 parts is mixed granulation then for No. 72, oven dry, sieving obtains 50% about 97 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 50.4%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage is 30～60a.i.g/ha, and control efficiency is 86～100%.
Embodiment 4
Take by weighing 53.16 parts in nitrile bacterium azoles powder, 6 parts of sodium alkyl benzene sulfonates, 8 parts of sodium lignin sulfonates, 5 parts in sodium carbonate, 26.84 parts in diatomite, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, the lignin of female powder and 15 parts is mixed granulation then for No. 54, oven dry, sieving obtains 50% about 96 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 50.1%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage is 30～60a.i.g/ha, and control efficiency is 88～100%.
Embodiment 5
Take by weighing 43 parts in nitrile bacterium azoles powder, to 6 parts of methyl fatty acid amide benzene sulfonic acid sodium salts, 5 parts of sodium methylene bis-naphthalene sulfonates, 5 parts in sodium carbonate, 41 parts in diatomite, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, the modified polyacrylic acid sodium 50 of female powder and 28 parts is mixed granulation then, oven dry, sieving obtains 40% about 95 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 40.2%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage is 30～60a.i.g/ha, and control efficiency is 95～100%.
Embodiment 6
Take by weighing 44 parts in nitrile bacterium azoles powder, to 8 parts of methyl fatty acyl amido benzene sulfonic acid sodium salts, 6 parts of sodium methylene bis-naphthalene sulfonates, 5 parts in sodium chloride, 37 parts of bentonites, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, the lignin of female powder and 28 parts is mixed granulation then for No. 54, oven dry, sieving obtains 40% about 96 parts nitrile bacterium azoles water-dispersible granules.Through the check active constituent content is 40.6%, moisture≤2.5%, and pH value 7.3, screening (by 75 μ m sieve) 〉=98%, suspensibility 〉=65%, lasting foaming characteristic (1min)≤10mL, wetability≤1min, dust≤3.0%, the acceleration heat storage stability is qualified.Being used to prevent and treat the wheat powdery mildew dosage is 30～60a.i.g/ha, and control efficiency is 90～100%.
In order to make those of ordinary skill in the art understand the present invention better, the invention provides the preparation method who is used for nitrile bacterium azoles water-dispersible granules, following steps are arranged:
A), choose raw material, it is mixed according to the prescription of nitrile bacterium azoles water-dispersible granules;
B), after carrying out ultramicro grinding with above mixture, airslide disintegrating mill obtains female powder;
C), the female powder that obtains after the ultramicro grinding is mixed by prescription and binding agent;
D), above mixture is carried out granulation on comminutor;
E), above shot-like particle is dried;
F), promptly obtain nitrile bacterium azoles water-dispersible granules after the shot-like particle after will drying sieves.
The nitrile bacterium azoles water-dispersible granules that adopts prescription of the present invention to process, its implementation result shows that this product has good dispersiveness, working substance suspends indefinite duration; Disintegration rate is fast, and disintegration time is less than 3min; Heat storage stability is good.The present invention is the bactericidal potency height in production application, and the wheat powdery mildew control efficiency is reached 84～100%; Safety is good, and crops are not had poisoning.
Among the present invention owing to added the auxiliary agent of heterogeneity so that the present invention has the active component content height, Environmental pollution is little, and disintegration rate is fast, and dispersive property reaches well heat storage steady performance, in use kills Bacterium usefulness height, security is good.
Claims (6)
1, a kind of nitrile bacterium azoles water-dispersible granules, nitrile bacterium azoles preparation is powdery or liquid form, it is characterized in that, and nitrile bacterium azoles preparation is rule or irregular particle shape, and its prescription is as follows:
The former powder of nitrile bacterium azoles: 40 parts～80 parts
Wetting agent phenethyl phenol polyethenoxy ether condensation product: 2 parts～10 parts
Dispersant lignosulfonates: 2 parts～20 parts
Disintegrant bentonite: 3 parts～15 parts
Thinner kaolin: 10 parts～70 parts
Said preparation also includes binding agent, and binding agent is a denaturated sodium polyacrylate 80, is 10 parts～30 parts of said mixture weight.
2, nitrile bacterium azoles water-dispersible granules according to claim 1 is characterized in that wetting agent can also be a kind of of alkyl benzene calcium sulfonate, sodium alkyl benzene sulfonate and alkylphenol-polyethenoxy base sulphate.
3, nitrile bacterium azoles water-dispersible granules according to claim 1 is characterized in that dispersant can also be alkylphenol formaldehyde condensate sulfate, sodium methylene bis-naphthalene sulfonate, a kind of to methoxyl group fatty acid amide benzene sulfonic acid sodium salt, polycarboxylate anionic surfactant.
4, nitrile bacterium azoles water-dispersible granules according to claim 1 is characterized in that disintegrant can also be a kind of of Attapulgite, sodium sulphate, sodium carbonate, sodium chloride and white carbon.
5, nitrile bacterium azoles water-dispersible granules according to claim 1 is characterized in that thinner can also be a kind of of precipitated calcium carbonate, diatomite.
6, nitrile bacterium azoles water-dispersible granules according to claim 1 is characterized in that binding agent can also be a kind of of No. 72, polyethylene glycol, No. 54, lignin, modified polyacrylic acid sodium 50.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031345603A CN100348104C (en) | 2003-09-10 | 2003-09-10 | Water dispersive myclobutanil particle and formula |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031345603A CN100348104C (en) | 2003-09-10 | 2003-09-10 | Water dispersive myclobutanil particle and formula |
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| Publication Number | Publication Date |
|---|---|
| CN1491549A CN1491549A (en) | 2004-04-28 |
| CN100348104C true CN100348104C (en) | 2007-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB031345603A Expired - Fee Related CN100348104C (en) | 2003-09-10 | 2003-09-10 | Water dispersive myclobutanil particle and formula |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228043A (en) * | 2011-05-06 | 2011-11-02 | 浙江泰达作物科技有限公司 | Bactericide water dispersible granules compounded from difenoconazole and pyraclostrobin and preparation method thereof |
| CN102524249A (en) * | 2012-01-05 | 2012-07-04 | 安徽迪邦药业有限公司 | Missible oil containing 12.5 percent of myclobutanil |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1119062A (en) * | 1994-09-22 | 1996-03-27 | 江苏省农药研究所 | Process for preparing agricultural fungicide myclobutanil |
| CN1237335A (en) * | 1999-06-07 | 1999-12-08 | 青岛东生药业有限公司 | Compound myclobutanil fungicide |
| CN1260116A (en) * | 2000-01-26 | 2000-07-19 | 杨凌大地化工有限公司 | Bactericide composition containing nitrile-bacteria-azole and its preparation method |
-
2003
- 2003-09-10 CN CNB031345603A patent/CN100348104C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1119062A (en) * | 1994-09-22 | 1996-03-27 | 江苏省农药研究所 | Process for preparing agricultural fungicide myclobutanil |
| CN1237335A (en) * | 1999-06-07 | 1999-12-08 | 青岛东生药业有限公司 | Compound myclobutanil fungicide |
| CN1260116A (en) * | 2000-01-26 | 2000-07-19 | 杨凌大地化工有限公司 | Bactericide composition containing nitrile-bacteria-azole and its preparation method |
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| CN1491549A (en) | 2004-04-28 |
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Owner name: SHANXI SHANGGEZHILU BIOLOGY SCIENCE CO., LTD. Free format text: FORMER OWNER: KESHENG XINYIDA PESTICIDE CO., LTD., XI-AN Effective date: 20071102 |
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Effective date of registration: 20071102 Address after: 710068 Shaanxi city of Xi'an province high tech Industrial Development Zone of High Road No. 25 Residencial Seculo 1704 Patentee after: Shanggezhilu Biosciences Co., Ltd., Shaanxi Address before: 710068 Shaanxi city of Xi'an province high tech Industrial Development Zone of High Road No. 25 Residencial Seculo 1704 Patentee before: Kesheng Xinyida Pesticide Co., Ltd., Xi-an |
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Granted publication date: 20071114 Termination date: 20110910 |