CN107047546A - A kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium and preparation method thereof - Google Patents
A kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium and preparation method thereof Download PDFInfo
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- CN107047546A CN107047546A CN201710150712.5A CN201710150712A CN107047546A CN 107047546 A CN107047546 A CN 107047546A CN 201710150712 A CN201710150712 A CN 201710150712A CN 107047546 A CN107047546 A CN 107047546A
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- mancozeb
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/24—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing ingredients to enhance the sticking of the active ingredients
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION 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
- A01N47/00—Biocides, 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
- A01N47/08—Biocides, 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
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/12—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic ring
- A01N47/14—Di-thio analogues thereof
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium and preparation method thereof, belong to agrochemical technical field.It is made up of the raw material of following percetage by weight：Mancozeb 40 50%, mineral oil 40 50%, surfactant 5 10% and stabilizer 5 10%.The invention also discloses the preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium.The present invention is using mineral oil as the dispersible oil-suspending agent of the Mancozeb of medium, product is without hardened solidification, dumpable, flowing, its dispersiveness, suspension stability, low temperature, high-temperature storage stability and other indexs reach national sector standard, available for factorial praluction, it is adaptable to prepare the oil-suspending agent of Mancozeb of the effective content less than 50%.
Description
Technical field
The present invention relates to a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium and preparation method thereof, belong to
Agrochemical technical field.
Background technology
Broad spectrum activity chemical pesticide widely uses the serious health and environment problem that caused, state in 2015 China
The Ministry of Agriculture of family clearly proposed, from 2016, and China implements agricultural chemicals zero growth rate action plan, and pesticide active ingredient and formulation all must
It must develop to the direction of low toxicity decrement.The dispersible oil-suspending agent of agricultural chemicals has the characteristics of environmental protection, synergy, is widely weighed
Depending on.
Dispersible oil-suspending agent is solid-liquid suspension system, belongs to the heterogeneous coarse dispersion system of multicomponent, with unstable
Property.Its unstability between particle because caused by there is interaction as flocculating and clustering phenomena, and particle occurs in the formulation
Crystal grow up phenomenon, the oil base of layering and particle deposition and decentralized medium is to the micro- of solid active compound caused by Action of Gravity Field
Measure dissolution phenomena either causing in emulsifying agent solubilization.
At present, the research of the dispersible oil-suspending agent of China's agricultural chemicals mainly uses methylated vegetable oil as medium with application.
Compared with the pesticide oil suspension of methylated vegetable oil base floats agent, the dispersible oil-suspending agent of agricultural chemicals using mineral oil as medium, stability
It is good, not affected by environment, while having desinsection, bactericidal action, the prevention effect of agricultural chemicals is effectively improved, the use of agricultural chemicals is reduced
Amount, is with a wide range of applications.Limited by formula technique and raw material sources, at present, China is using mineral oil as medium
The dispersible oil-suspending agent product of agricultural chemicals rarely have report.In consideration of it, being necessary to provide a kind of using mineral oil as the dispersible of medium
Oil-suspending agent, to solve the deficiencies in the prior art.
The content of the invention
An object of the present invention, is to provide a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium.This
Dispersible oil-suspending agent of the invention using mineral oil as the Mancozeb of medium, without hardened solidification, dumpable, flowing, point of product
Dissipate property, suspension stability, low temperature, high-temperature storage stability and other indexs and reach national sector standard, available for batch production
Production, it is adaptable to prepare the oil-suspending agent of Mancozeb of the effective content less than 50%.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of Mancozeb using mineral oil as medium can divide
Oil-suspending agent is dissipated, is made up of the raw material of following percetage by weight：Mancozeb 40-50%, mineral oil 40-50%, surface-active
Agent 5-10% and stabilizer 5-10%.
In the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, Mancozeb is used as active ingredient；
Mineral oil is used as medium；A surfactant part to mineral oil as emulsifying agent (playing emulsification), and a part is as scattered
Agent and stabilizer (scattered and stabilization is risen to active ingredient).These compositions are combined, and the dispersible oil being made suspends
The emulsibility of agent product, dispersiveness, suspensibility, low temperature, high-temperature storage stability reach national sector standard.Product was used
Cheng Zhong, without hardened solidification, dumpable, flowing.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, it is made up of the raw material of following percetage by weight：Mancozeb 45%, mineral oil 41.2%, surface-active
Agent 8.8% and auxiliary material 5%.
It is using above-mentioned further beneficial effect：The mobility of mixed active ingredient in media as well is ensure that, is had
Effect improves the mobility during production efficiency, and use.
Further, the average carbon number of the mineral oil is 18-24.
It is using above-mentioned further beneficial effect：Ensure the reasonable viscosity of mineral oil medium, so as to ensure the stream of product
Dynamic property.Simultaneously, it is ensured that the bioactivity for the sterilization that mineral oil has in itself and the security to crop, effectively improve effectively
The bactericidal potency of composition.
Further, the mineral oil is to be more than 60%, non-sulfonated thing content containing paraffin component to be more than 92%, 10-90%
The carbon number difference of boiling range scope is less than 6 refined mineral oil.Wherein, the carbon number of 10-90% boiling ranges scope is poor, refers to that mineral oil exists
The difference of the carbon number of the carbochain of the carbon number of the carbochain of 90% end point of distillation and 10% initial boiling point.
It is using above-mentioned further beneficial effect：Ensure mineral oil bactericidal activity in itself and the safety to crop
Property.
Further, the surfactant is the mixture of fatty acid ester and fatty alcohol ethylene oxide polymer, its weight
Than for 2:1.
It is using above-mentioned further beneficial effect：Ensure emulsification and suspension stability, the dispersiveness of product.Meanwhile, institute
It is nontoxic level with surfactant, can effectively protects human health and Environmental security.
Further, the fatty acid ester is sorbitan fatty acid ester, and the fatty alcohol ethylene oxide polymer is
Carbochain R is C7-9 natural fatty alcohol APEO.
Anhydrosorbitol acid anhydride fatty acid ester, English name：polyoxyethylene sorbitan fatty acid
Ester, also known as this disk (Span) type nonionic surfactant, are important emulsifying agents, are also the important dispensing of fibre finishing.
Commercial specification：S-20, S-40, S-60, S-80, S-85 are due to the difference of chain alkyl carbon number in molecule and form a series of
Product.It is oil-soluble liquid or wax that the characteristics of its is common, which is, can be dissolved in deep fat and a variety of organic solvents, water insoluble,
Excellent emulsifying capacity and dispersion force is respectively provided with, water-in-oil type (W/O) emulsifying agent, and easily biological-degradable is suitable for use as；And all
Nontoxic odorless, can be used as safe food additives.
The molecular formula of fatty alcohol ethylene oxide polymer is RO (CH2CH2O)nH, R=C7-C9。
Further, the stabilizer is one or more mixed in white carbon, polyvinyl alcohol, bentonite, aluminium-magnesium silicate
Compound, wherein, the weight ratio of each composition is 1 in the mixture:1.
It is using above-mentioned further beneficial effect：Product does not lump solidification, dispersiveness, suspension stability and hot and cold storage
Stability reaches country or professional standard.
The second object of the present invention, is to provide the system of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium
Preparation Method.The present invention is prepared using mineral oil as medium by choosing suitable emulsification, diffusion, stabilising system and processing technology
The dispersible oil-suspending agent of Mancozeb, preparation method is simple, and operation is easy, wide market, available for factorial praluction.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of Mancozeb using mineral oil as medium can divide
The preparation method of oil-suspending agent is dissipated, is comprised the following steps：
(1) dispensing, modulation：Original is weighed by the proportioning of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium
Material, mineral oil is first mixed, add Mancozeb with surfactant, after stirring, is added auxiliary material, is stirred for, is modulated
Raw material afterwards；
(2) matter is mixed：Raw material after the modulation that step (1) is obtained mixes matter, obtains the batch mixing after mixed matter；
(3) grind：Batch mixing grinding after the mixed matter that step (2) is obtained, the mixed liquor after being ground；
(4) detect：Mixed liquor sampling Detection after the grinding that step (3) is obtained, when the grain of 90% particulate in mixed liquor
Footpath is less than 10 μm, that is, obtains the dispersible oil-suspending agent of Mancozeb using mineral oil as medium.
In above-mentioned preparation method, step (1) can ensure the reasonable of product compatibility and adapt to row energy；Step (2) can be protected
Demonstrate,prove the homogeneous performance of product.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, step (3) grinding uses bead or zirconium pearl.
It is using above-mentioned further beneficial effect：Fineness can be obtained and be less than 10 μm of suspension, so as to ensure that it hangs
Floating rate meets country or professional standard.
Further, step (4) is described detects that the instrument used is laser particle analyzer.
It is using above-mentioned further beneficial effect：Ensure that the fineness of active ingredient reaches above-mentioned requirements.
Beneficial effects of the present invention：
(1) the dispersible oil-suspending agent using mineral oil as the Mancozeb of medium of the invention, it is the mobility of product, scattered
Property, suspension stability, low temperature, high-temperature storage stability and other indexs reach national sector standard, available for factory's metaplasia
Production, it is adaptable to prepare the oil-suspending agent of Mancozeb of the effective content less than 50%.
(2) present invention is prepared using mineral oil as Jie by the suitable emulsification of selection, diffusion, stabilising system and processing technology
The dispersible oil-suspending agent of the Mancozeb of matter, preparation method is simple, and operation is easy, wide market, available for batch production
Production.
Embodiment
The principle and feature of the present invention are described below in conjunction with specific embodiment, example is served only for explaining this hair
It is bright, it is not intended to limit the scope of the present invention.
Embodiment 1
The dispersible oil-suspending agent of Mancozeb using mineral oil as medium of the present embodiment, by the original of following percetage by weight
Material is made：Mancozeb 40%, mineral oil 40%, surfactant 10% and auxiliary material 10%, wherein, the average carbon of the mineral oil
Number is 18-24, and the surfactant is the mixture of fatty acid ester and fatty alcohol ethylene oxide polymer, and its part by weight is
2:1, the fatty acid ester series is sorbitan fatty acid ester, and the fatty alcohol ethylene oxide polymer is that carbochain R is C7-
9 natural fatty alcohol APEO, the stabilizer is white carbon.
The preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, comprises the following steps：
(1) dispensing, modulation：Original is weighed by the proportioning of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium
Material, mineral oil is first mixed, add Mancozeb with surfactant, after stirring, is added auxiliary material, is stirred for, is modulated
Raw material afterwards；
(2) matter is mixed：Raw material after the modulation that step (1) is obtained mixes matter, obtains the batch mixing after mixed matter；
(3) grind：Batch mixing after the mixed matter that step (2) is obtained is ground using bead, the mixed liquor after being ground；
(4) detect：Mixed liquor sampling after the grinding that step (3) is obtained, is detected using laser particle analyzer, works as mixed liquor
In the particle diameter of 90% particulate be less than 10 μm, that is, obtain the dispersible oil-suspending agent of Mancozeb using mineral oil as medium.
Embodiment 2
The dispersible oil-suspending agent of Mancozeb using mineral oil as medium of the present embodiment, by the original of following percetage by weight
Material is made：Mancozeb 45%, mineral oil 41.2%, surfactant 8.8% and stabilizer 5%.Wherein, the mineral oil is
It is more than refining ore deposit of the carbon number difference less than 6 that 60%, non-sulfonated thing content is more than 92%, 10-90% boiling range scopes containing paraffin component
Thing oil, the surfactant is the natural fatty alcohol APEO that sorbitan fatty acid ester and carbochain R are C7-9
Mixture, its part by weight is 2:1, the auxiliary material is that weight ratio is 1:1 polyvinyl alcohol and bentonite.
The preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, be the same as Example 1.
Embodiment 3
The dispersible oil-suspending agent of Mancozeb using mineral oil as medium of the present embodiment, by the original of following percetage by weight
Material is made：Mancozeb 50%, mineral oil 40%, surfactant 5% and stabilizer 5%.Wherein, the mineral oil is containing stone
Wax composition is more than refined mineral oil of the carbon number difference less than 6 that 60%, non-sulfonated thing content is more than 92%, 10-90% boiling range scopes,
The surfactant is the mixing for the natural fatty alcohol APEO that sorbitan fatty acid ester and carbochain R are C7-9
Thing, its part by weight is 2:1, the stabilizer is that weight ratio is 1:1:1:1 white carbon, polyvinyl alcohol, bentonite and silicic acid
Magnalium.
The preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, be the same as Example 1.
Embodiment 4
The dispersible oil-suspending agent of Mancozeb using mineral oil as medium of the present embodiment, by the original of following percetage by weight
Material is made：Mancozeb 50%, mineral oil 40%, surfactant 8% and auxiliary material 2%.Wherein, the mineral oil is containing paraffin
Composition is more than refined mineral oil of the carbon number difference less than 6 that 60%, non-sulfonated thing content is more than 92%, 10-90% boiling range scopes, institute
It is fatty acid ester and the mixture of fatty alcohol ethylene oxide polymer to state surfactant, and its part by weight is 2:1, the fat
Acid esters series is sorbitan fatty acid ester, and the fatty alcohol ethylene oxide polymer is the natural fat that carbochain R is C7-9
Alcohol APEO, the stabilizer is that weight ratio is 1:1:1:1 white carbon, polyvinyl alcohol, bentonite and aluminium-magnesium silicate.
The preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, be the same as Example 1.
Embodiment 5
The dispersible oil-suspending agent of Mancozeb using mineral oil as medium of the present embodiment, by the original of following percetage by weight
Material is made：Mancozeb 40%, mineral oil 50%, surfactant 4% and auxiliary material 6%.Wherein, the mineral oil is containing paraffin
Composition is more than refined mineral oil of the carbon number difference less than 6 that 60%, non-sulfonated thing content is more than 92%, 10-90% boiling range scopes, institute
The mixture that surfactant is the natural fatty alcohol APEO that sorbitan fatty acid ester and carbochain R are C7-9 is stated,
Its part by weight is 2:1, the stabilizer is that weight ratio is 1:1:1:1 white carbon, polyvinyl alcohol, bentonite and magnesium silicate
Aluminium.
The preparation method of the above-mentioned dispersible oil-suspending agent of Mancozeb using mineral oil as medium, be the same as Example 1.
Contrast test 1
With Mancozeb oil-suspending agent common in the art as a comparison case 1, its by following percetage by weight original
Material is made：Mancozeb 55%, mineral oil 31%, fatty acid ester 4.5%, fatty alcohol ethylene oxide polymer 1.5%, dispersant
3%th, stabilizer (white carbon) 5%.
The product of comparative example 1 and embodiment 2 is compared, as a result as shown in table 1.
The performance comparision of the comparative example 1 of table 1 and embodiment 2
As shown in Table 1, product of the present invention is in automatically dispersed, the dilution stability that enters water, and product mobility reaches state
Family or the technical standard of industry oil-suspending agent.
Contrast test 2
With mancozeb wettable powder of the prior art as a comparison case 2, liquid is diluted with the product of embodiment 2
Stability, adhesion strength compare, and the results are shown in Table 2.
The comparative example 2 of table 2 is compared with dilution stability, the adhesion strength of embodiment 2
As shown in Table 2, product of the present invention is in the spreadability of crop surface, adhesion strength and anti-impact brushing force, than conventional Dai Sen
Mancozeb wettable powder is significantly increased.It is indicated above that the product of the present invention can effectively improve bactericidal effect, extend medicine
Effect, reduces pesticide dosage, with obvious social and economic effects.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium, it is characterised in that by following percetage by weight
Raw material be made：Mancozeb 40-50%, mineral oil 40-50%, surfactant 5-10% and stabilizer 5-10%.
2. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 1, its feature exists
In being made up of the raw material of following percetage by weight：Mancozeb 45%, mineral oil 41.2%, surfactant 8.8% and stably
Agent 5%.
3. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 1 or 2, its feature
It is, the average carbon number of the mineral oil is 18-24.
4. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 3, its feature exists
In the mineral oil is to be more than the carbon number that 60%, non-sulfonated thing content is more than 92%, 10-90% boiling range scopes containing paraffin component
Difference is less than -10 DEG C of narrow boiling range refined mineral oil less than 6, pour point.
5. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 1 or 2, its feature
It is, the surfactant is the mixture of fatty acid ester and fatty alcohol ethylene oxide polymer, its weight ratio is 2:1.
6. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 5, its feature exists
In the fatty acid ester is sorbitan fatty acid ester, and the fatty alcohol ethylene oxide polymer is the day that carbochain R is C7-9
Right AEO.
7. a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 1 or 2, its feature
It is, the stabilizer is one or more mixtures in white carbon, polyvinyl alcohol, bentonite, aluminium-magnesium silicate, wherein,
The weight ratio of each composition is 1 in the mixture:1.
8. the preparation method of a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium, it is characterised in that including such as
Lower step：
(1) dispensing, modulation：The dispersible oil-suspending agent of Mancozeb as described in claim 1 or 2 using mineral oil as medium is matched somebody with somebody
Than weighing raw material, first mineral oil is mixed with surfactant, Mancozeb is added, after stirring, auxiliary material is added, is stirred for,
Raw material after being modulated；
(2) matter is mixed：Raw material after the modulation that step (1) is obtained mixes matter, obtains the batch mixing after mixed matter；
(3) grind：Batch mixing grinding after the mixed matter that step (2) is obtained, the mixed liquor after being ground；
(4) detect：Mixed liquor sampling Detection after the grinding that step (3) is obtained, when the particle diameter of 90% particulate in mixed liquor is small
In 10 μm, that is, obtain the dispersible oil-suspending agent of Mancozeb using mineral oil as medium.
9. the preparation method of a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 8,
Characterized in that, step (3) grinding uses bead or zirconium pearl.
10. the preparation method of a kind of dispersible oil-suspending agent of Mancozeb using mineral oil as medium according to claim 8,
Characterized in that, step (4) is described to detect that the instrument used is laser particle analyzer.
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| US11980193B2 (en) | 2018-04-10 | 2024-05-14 | Terramera, Inc. | Natural oil pesticidal compositions |
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Cited By (7)
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| US11980193B2 (en) | 2018-04-10 | 2024-05-14 | Terramera, Inc. | Natural oil pesticidal compositions |
| CN112243347A (en) * | 2018-06-04 | 2021-01-19 | 特瑞美睿股份有限公司 | Pesticidal compositions with improved physical characteristics |
| CN112272520A (en) * | 2018-06-04 | 2021-01-26 | 特瑞美睿股份有限公司 | Improved natural oil pesticidal compositions |
| CN112272520B (en) * | 2018-06-04 | 2023-10-17 | 特瑞美睿股份有限公司 | Improved natural oil pesticide composition |
| CN112243347B (en) * | 2018-06-04 | 2023-10-20 | 特瑞美睿股份有限公司 | Pesticidal compositions with improved physical characteristics |
| CN114176092A (en) * | 2021-12-28 | 2022-03-15 | 利民化学有限责任公司 | Nano oil suspending agent containing mancozeb and prothioconazole and preparation method thereof |
| CN114208823A (en) * | 2021-12-30 | 2022-03-22 | 浙江正益生物科技有限公司 | Preparation method and application of refined mineral oil for dispersible oil suspending agent |
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