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CN1596647A - Carbendazin water dispersable particle agent and its formula - Google Patents

Carbendazin water dispersable particle agent and its formula Download PDF

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Publication number
CN1596647A
CN1596647A CN 200410026345 CN200410026345A CN1596647A CN 1596647 A CN1596647 A CN 1596647A CN 200410026345 CN200410026345 CN 200410026345 CN 200410026345 A CN200410026345 A CN 200410026345A CN 1596647 A CN1596647 A CN 1596647A
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CN
China
Prior art keywords
sodium
carbendazim
prescription
dispersible granules
prescription according
Prior art date
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Pending
Application number
CN 200410026345
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Chinese (zh)
Inventor
郑敬敏
王同斌
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XI'AN QINLIN PESTICIDE FACTORY
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XI'AN QINLIN PESTICIDE FACTORY
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Priority to CN 200410026345 priority Critical patent/CN1596647A/en
Publication of CN1596647A publication Critical patent/CN1596647A/en
Pending legal-status Critical Current

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Abstract

A granular carbendazin with high water dispersity for preventing and treating more diseases of fruit tree, cotton, rice and wheat is prepared from carbendazim powder, wetting agent, disperser, disintegrant, diluent and adhesive through proportional mixing, stirring, granulating, baking and sieving.

Description

Carbendazim water-dispersible granules and prescription
Technical field
The present invention relates to a kind of disinfectant use in agriculture, particularly carbendazim water-dispersible granules and prescription.
Background technology
At present, disinfectant use in agriculture is a lot, and carbendazim is wherein a kind of.The systemic fungicide of carbendazim high-efficiency low-toxicity.Effective to sac fungi and imperfect fungus, have protection and therapeutic action.The mechanism of action is the formation of imitative hammer body in the mitosis of disturbing bacterium, thereby influences cell division.Carbendazim original powder is made generally in suspending agent in using at present and wetting powder uses.But because there is dust pollution in wetting powder in processing and use, serious harm environment and health, and shortcomings such as effective rate of utilization is low, lasting period weak point are the formulations that falls behind and be on the verge of to eliminate relatively in the present formulations of pesticide.Though suspending agent is the environmental protection preparation, in the production technology to the conditional request height, high-load preparation can not realize that its production, packing and cost of transportation are also higher, causes the increase of use cost.
Summary of the invention
Purpose of the present invention is exactly in order to overcome environmental pollution that prior art exists, to be detrimental to health and shortcoming such as use cost height and a kind of high-load of developing environment-friendly type, availability height, and carbendazim water-dispersible granules and prescription easy to use.Water-dispersible granules is to grow up on the basis of wetting powder and suspending agent, this formulation has overcome the various shortcoming of suspending agent and wetting powder, had both the low advantage of environmental protection and use cost, in processing and use, having reduced the pollution of environment and reduced peasant's use cost, is a main trend of present pesticidal preparations formulation development.
The objective of the invention is to realize that by following technical scheme the effective ingredient of carbendazim water-dispersible granules is a carbendazim, it is characterized in that carbendazim is rule or irregular particle shape.
The prescription of realizing the carbendazim water-dispersible granules is as follows by percentage to the quality:
Carbendazim original powder: 40~80%
Wetting agent: 2~8%
Dispersant: 3~10%
Disintegrant: 3~8%
Thinner: 5~40%
Binding agent: 3~10%.
Wherein:
Wetting agent can be a kind of of phenethyl phenol polyethenoxy ether condensation product, alkylphenol polyoxyethylene formaldehyde condensation products, sodium alkyl benzene sulfonate, sodium alkyl sulfate, alkyl phosphoric acid sodium, phenethyl phenol polyethenoxy ether sodium sulfate and alkylphenol-polyethenoxy base sodium sulphate;
Dispersant can be Fluhyzon formaldehyde condensation products sodium sulfonate, alkylphenol formaldehyde condensation product sodium sulphate, sodium lignin sulfonate, a kind of to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt, polycarboxylic acids sodium;
Disintegrant can be a kind of of bentonite, Attapulgite, starch, inorganic sodium, white carbon and silica gel;
Thinner can be a kind of of kaolin, precipitated calcium carbonate, diatomite, potter's clay, white clouds tin soil;
Binding agent can be a kind of of denaturated sodium polyacrylate 80, 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
Accompanying drawing 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 carbendazim original powder 77%, wetting agent phenethyl phenol polyethenoxy ether formaldehyde 3%, dispersant sodium lignin sulfonate 3%, disintegrant white carbon 4%, thinner precipitated calcium carbonate 8%, it is pressed conventional method mix, after stirring, obtain female powder through the airslide disintegrating mill pulverizing, denaturated sodium polyacrylate 80 binding agents of female powder and 5% are mixed, granulation then, oven dry, sieving obtains about 96% 75% carbendazim water-dispersible granules.Through the check active constituent content is 76.8%, moisture≤2.5%, and pH value 7.8, 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 apple tree ring spot dosage in force is 750~937.5mg/kg, and control efficiency is 73~88%.
Embodiment 2
Take by weighing carbendazim original powder 78%, wetting agent di-2-ethylhexylphosphine oxide benzene sulfonic acid sodium salt 3%, dispersant sodium lignin sulfonate 4%, disintegrant white carbon 5%, thinner precipitated calcium carbonate 5%, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, No. 72 binding agents of polyethylene glycol of female powder and 5% are mixed granulation then, oven dry, sieving obtains about 96% 75% carbendazim water-dispersible granules.Through the check active constituent content is 75.5%, 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 apple tree ring spot dosage is 750~937.5mg/kg, and control efficiency is 79~92%.
Embodiment 3
Take by weighing carbendazim original powder 53%, wetting agent neopelex 6%, dispersant sodium lignin sulfonate 8%, Attapulgite disintegrant 6%, Barden 21%, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, No. 72 binding agents of polyethylene glycol of female powder and 6% are mixed granulation then, oven dry, sieving obtains about 97% 50% carbendazim water-dispersible granules.Through the check active constituent content is 50.3%, 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 apple tree ring spot dosage is 750~937.5mg/kg, and control efficiency is 71~86%.
Embodiment 4
Take by weighing carbendazim original powder 54%, wetting agent neopelex 7%, dispersant sodium lignin sulfonate 9%, disintegrant sodium carbonate 6%, thinner diatomite 17%, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, No. 54 binding agents of lignin of female powder and 7% are mixed granulation then, oven dry, sieving obtains about 96% 50% carbendazim water-dispersible granules.Through the check active constituent content is 51.2%, moisture≤2.5%, and pH value 6.8, 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 apple tree ring spot dosage is 750~937.5mg/kg, and control efficiency is 73~91%.
Embodiment 5
Take by weighing carbendazim original powder 43%, wetting agent di-2-ethylhexylphosphine oxide benzene sulfonic acid sodium salt 8%, dispersant is to methyl fatty acid amide benzene sulfonic acid sodium salt 9%, disintegrant sodium carbonate 7%, thinner diatomite 24%, after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, modified polyacrylic acid sodium 50 binding agents of female powder and 9% are mixed granulation then, oven dry, sieving obtains about 95% 40% carbendazim water-dispersible granules.Through the check active constituent content is 40.8%, moisture≤2.5%, and pH value 6.9, 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 apple tree ring spot dosage is 750~937.5mg/kg, and control efficiency is 69~83%.
Embodiment 6
Take by weighing carbendazim original powder 42%, wetting agent sodium methylene bis-naphthalene sulfonate 8%, is dispersant to methyl fatty acyl amido benzene sulfonic acid sodium salt 10%, disintegrant sodium chloride 8%, thinner diatomite 24%? after it is mixed, pulverize through airslide disintegrating mill and to obtain female powder, No. 54 binding agents of lignin of female powder and 8% are mixed granulation then, oven dry, sieving obtains about 96% 40% carbendazim water-dispersible granules.Through the check active constituent content is 40.6%, moisture≤2.5%, and pH value 7.5, 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 apple tree ring spot dosage is 750~937.5mg/kg, and control efficiency is 72~89%.
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 the carbendazim water-dispersible granules, following steps are arranged:
A), choose raw material, it is mixed according to the prescription of carbendazim 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), the shot-like particle with oven dry promptly obtains the carbendazim water-dispersible granules after sieving.
The carbendazim water-dispersible granules that adopts prescription of the present invention to process, its implementation result show that this product has good dispersiveness, and working substance suspends indefinite duration; Disintegration rate is fast, and disintegration time is less than 3min; Heat storage stability is good; And the height of adhesion rate in use, lasting period are long.The present invention is the bactericidal potency height in production application, through evidence, all can reach more than 80% to control efficiency such as the scab of multiple fruit tree cotton paddy rice and wheat etc., ring spot, damping off, rice blast; Safety is good, and crops are not had poisoning.
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.

Claims (7)

1, a kind of carbendazim water-dispersible granules, its effective ingredient is a carbendazim, it is characterized in that carbendazim is rule or irregular particle shape.
2, realize the prescription of carbendazim water-dispersible granules, it is characterized in that this prescription is as follows by percentage to the quality:
Carbendazim original powder: 40%~80%
Wetting agent: 2%~8%
Dispersant: 3%~10%
Disintegrant: 3%~8%
Thinner: 5%~40%
Binding agent: 3%~10%.
3, prescription according to claim 3, it is characterized in that wherein: wetting agent can be a kind of of phenethyl phenol polyethenoxy ether condensation product, alkylphenol polyoxyethylene formaldehyde condensation products, sodium alkyl benzene sulfonate, sodium alkyl sulfate, alkyl phosphoric acid sodium, phenethyl phenol polyethenoxy ether sodium sulfate and alkylphenol-polyethenoxy base sodium sulphate;
4, prescription according to claim 3, it is characterized in that wherein: dispersant can be Fluhyzon formaldehyde condensation products sodium sulfonate, alkylphenol formaldehyde condensation product sodium sulphate, sodium lignin sulfonate, a kind of to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt, polycarboxylic acids sodium;
5, prescription according to claim 3 is characterized in that, wherein: disintegrant can be a kind of of bentonite, Attapulgite, starch, inorganic sodium, white carbon and silica gel;
6, prescription according to claim 3 is characterized in that, wherein: thinner can be a kind of of kaolin, precipitated calcium carbonate, diatomite, potter's clay, white clouds tin soil;
7, prescription according to claim 3 is characterized in that, wherein: binding agent can be a kind of of denaturated sodium polyacrylate 80, No. 72, polyethylene glycol, No. 3, modified polyvinyl alcohol, No. 45, lignin, No. 54, lignin, modified polyacrylic acid sodium 50.
CN 200410026345 2004-07-21 2004-07-21 Carbendazin water dispersable particle agent and its formula Pending CN1596647A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200410026345 CN1596647A (en) 2004-07-21 2004-07-21 Carbendazin water dispersable particle agent and its formula

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Application Number Priority Date Filing Date Title
CN 200410026345 CN1596647A (en) 2004-07-21 2004-07-21 Carbendazin water dispersable particle agent and its formula

Publications (1)

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CN1596647A true CN1596647A (en) 2005-03-23

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101785456A (en) * 2010-02-24 2010-07-28 深圳诺普信农化股份有限公司 Benzimidazole-contained bactericide water dispersible granule and preparation method thereof
CN101238813B (en) * 2007-08-07 2011-08-17 甘肃省农业科学院植物保护研究所 Granule for preventing and controlling melon vegetable soil-borne disease of melon or vegetable
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
CN107041389A (en) * 2017-06-15 2017-08-15 程艳秋 A kind of composition pesticide of promotion agro based economic development
CN118489689A (en) * 2024-07-19 2024-08-16 山东中新科农生物科技有限公司 A kind of carbendazim wettable powder and its preparation method and application

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101238813B (en) * 2007-08-07 2011-08-17 甘肃省农业科学院植物保护研究所 Granule for preventing and controlling melon vegetable soil-borne disease of melon or vegetable
CN101785456A (en) * 2010-02-24 2010-07-28 深圳诺普信农化股份有限公司 Benzimidazole-contained bactericide water dispersible granule and preparation method thereof
CN101785456B (en) * 2010-02-24 2014-04-16 深圳诺普信农化股份有限公司 Benzimidazole-contained bactericide water dispersible granule and preparation method thereof
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
CN107041389A (en) * 2017-06-15 2017-08-15 程艳秋 A kind of composition pesticide of promotion agro based economic development
CN118489689A (en) * 2024-07-19 2024-08-16 山东中新科农生物科技有限公司 A kind of carbendazim wettable powder and its preparation method and application

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