CN104430312B - pesticide spray auxiliary agent and preparation method thereof - Google Patents

pesticide spray auxiliary agent and preparation method thereof Download PDF

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Publication number
CN104430312B
CN104430312B CN201410699119.2A CN201410699119A CN104430312B CN 104430312 B CN104430312 B CN 104430312B CN 201410699119 A CN201410699119 A CN 201410699119A CN 104430312 B CN104430312 B CN 104430312B
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China
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auxiliary agent
phase component
preparation
temperature
pesticide spray
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CN104430312A (en
Inventor
沈燕
刘贤金
余向阳
朱宏
孙星
闫小龙
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Jiangsu Academy of Agricultural Sciences
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Jiangsu Academy of Agricultural Sciences
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Abstract

The present invention relates to pesticide spray auxiliary agent of a kind of similar hair conditioner and preparation method thereof.This auxiliary agent is made up of by weight percentage following component: A phase component: docosanol, white oil;B phase component: glycerol, disodiumedetate, surfactant 1631;C phase component: Silwet408, AEO-9, Span-80, Tween-80;Surplus is white oil.This preparation method includes: preparation A phase mixture, prepares AB phase mixture, prepares ABC phase mixture, obtain finished product with white oil constant volume.Insecticides adjuvant of the present invention can be effectively improved drug effect and the persistent period of pesticidal preparations.

Description

Pesticide spray auxiliary agent and preparation method thereof
Technical field
The present invention relates to a kind of pesticide spray auxiliary agent and preparation method thereof, this insecticides adjuvant be applicable to insecticide, Antibacterial, herbicide and plant growth regulator pesticide, belong to insecticides adjuvant technical field.
Background technology
Understanding according to inventor, spray adjuvants enters the history of Chinese market existing more than ten years, but auxiliary agent in The development of state is the slowest, its reason have following some: (1) is though the application of auxiliary agent can reduce pesticide medication Amount, reduces drug cost, but the price of pesticidal preparations own is relatively low at home, even if answering used additives to drop Low cost, it is also difficult to allow peasant spend a extra money to go to buy auxiliary agent.(2) per hectare arable land spray at home Liquid measure is too high weakens the economic benefit brought by auxiliary agent.The application amount of some auxiliary agents is just to become with spouting liquid Ratio, usually auxiliary agent accounts for the 0.125%-1% of spouting liquid, due to the presence of such ratio, thus higher Spouting liquid naturally improve the application cost of per hectare auxiliary agent.Meanwhile, the highest spouting liquid is on the contrary The synergistic effect of auxiliary agent can be reduced.(3) domestic less to auxiliary agent research, auxiliary agent kind is single.80 years Dai Mo, the early 1990s, the nonionic surfactants auxiliary agent of weedicide promoted in China is many with ethanol Make solvent, such as YZ-901, AA-921 etc., in certain humidity range, pesticide had potentiation, But potentiation is inconspicuous under drought condition.Additionally, conventional adjuvants is based on cream preparation and the most past Toward there is poisonous and harmful element, cause many drawbacks.
Summary of the invention
The goal of the invention that the present invention is to be realized is: overcome the problem that prior art exists, it is provided that Yi Zhongnong Medicine spray adjuvants and preparation method thereof, this insecticides adjuvant can be effectively improved the drug effect of pesticidal preparations and lasting time Between.
For achieving the above object, technical scheme is as follows:
A kind of pesticide spray auxiliary agent, is characterized in that, be made up of by weight percentage following component:
A phase component: 1.0-2.0% docosanol, 8.0-10% white oil;
B phase component: 2.0-3.0% glycerol, 0.05-0.06% disodiumedetate, 1.6-2.0% table Face activating agent 1631;
C phase component: 10-12%Silwet 408,2.0-3.0%AEO-9,2.0-3.0%Span-80, 4.0-6.0%Tween-80;
Surplus is white oil.
The most perfect technical scheme of auxiliary agent of the present invention is as follows:
Preferably, A phase component: 1.0% docosanol, 8.0% white oil;
B phase component: 2.0% glycerol, 0.05% disodiumedetate, 1.6% surfactant 1631;
C phase component: 10%Silwet 408,2.0%AEO-9,2.0%Span-80,4.0%Tween-80.
Preferably, A phase component: 2.0% docosanol, 10% white oil;
B phase component: 3.0% glycerol, 0.06% disodiumedetate, 2.0% surfactant 1631;
C phase component: 12%Silwet 408,3.0%AEO-9,3.0%Span-80,6.0%Tween-80.
Preferably, A phase component: 1.7% docosanol, 9.4% white oil;
B phase component: 2.3% glycerol, 0.058% disodiumedetate, 1.8% surfactant 1631;
C phase component: 11.2%Silwet 408,2.2%AEO-9,2.6%Span-80,5.1%Tween-80.
Preferably, described docosanol is cosmetics-stage docosanol, and described white oil is cosmetics-stage white oil.
Present invention also provide that
A kind of aforementioned pesticide spray auxiliary agent preparation method, is characterized in that, comprise the following steps:
The first step, A phase component is mixed, and stir at 75 DEG C-80 DEG C;
Second step, B phase component is mixed and heated stirring to 75 DEG C-80 DEG C, afterwards B phase mixture is added To first step gained A phase mixture and mix homogeneously;Insulated and stirred 10-12 minute at identical temperature;
Wherein, first step temperature is identical with second step temperature;
3rd step, second step gained AB phase mixture is cooled to 50 DEG C-55 DEG C, and to AB phase mixture Middle addition C phase component, at identical temperature, insulated and stirred is uniform;
4th step, the 3rd step gained ABC phase mixture is down to room temperature after, be settled to 100% with white oil, Get product.
The technical scheme that preparation method of the present invention is the most perfect is as follows:
Preferably, the temperature of the first step is 75 DEG C, and the temperature of second step is 75 DEG C, and the temperature of the 3rd step is 50℃。
Preferably, the temperature of the first step is 80 DEG C, and the temperature of second step is 80 DEG C, and the temperature of the 3rd step is 55℃。
Preferably, the temperature of the first step is 76 DEG C, and the temperature of second step is 76 DEG C, and the temperature of the 3rd step is 53℃。
Present invention also provide that
A kind of using method using aforementioned pesticide spray auxiliary agent, including: by described pesticide spray auxiliary agent with Percentage by weight 0.03-0.10% adds in pesticidal preparations, dispenser after mixing.
Inventor finds in depth practical studies, uses A phase component, B phase component as " hair conditioner " Composition, employing C phase component is as agricultural emulsifier stabilizer composition, and uses above-mentioned preparation method, institute Insecticides adjuvant can plant surface formed cuticula, thus be effectively improved the drug effect of pesticidal preparations and lasting time Between.
Compared with prior art, there is poisonous oxious component in can not only avoiding tradition cream preparation in the present invention Drawback, moreover it is possible to form the film of similar hair conditioner at plant surface, pesticide active ingredient can be locked in and plant Strain key position gives full play to drug effect, and rainwater is difficult to wash away, and extends duration of efficacy.
Detailed description of the invention
Below by embodiment, the present invention will be further described, but the present invention is not limited only to these examples.
Embodiment 1 prepares pesticide spray auxiliary agent
Pesticide spray auxiliary agent is made up of by weight percentage following component: A phase component: 1.0-2.0% 20 Glycol, 8.0-10% white oil;B phase component: 2.0-3.0% glycerol, 0.05-0.06% ethylenediaminetetraacetic acid two Sodium, 1.6-2.0% surfactant 1631;C phase component: 10-12%Silwet 408,2.0-3.0%AEO-9, 2.0-3.0%Span-80,4.0-6.0%Tween-80;Surplus is white oil.
Docosanol uses cosmetics-stage docosanol, such as original-pack BASF docosanol Lanette 22. White oil uses cosmetics-stage white oil.Span-80, Tween-80: the Tianjin limited public affairs of Ke Miou chemical reagent Department.Silwet408: Changzhou Jing Run Chemical Co., Ltd..AEO-9: the Shanghai limited public affairs of Wenhua chemical color Department.
Concrete preparation process is as follows:
The first step, A phase component is mixed, and stir at 75 DEG C-80 DEG C;
Second step, B phase component is mixed and heated stirring to 75 DEG C-80 DEG C, afterwards B phase mixture is added To first step gained A phase mixture and mix homogeneously;Insulated and stirred 10-12 minute at identical temperature;
Wherein, first step temperature is identical with second step temperature;
3rd step, second step gained AB phase mixture is cooled to 50 DEG C-55 DEG C, and to AB phase mixture Middle addition C phase component, at identical temperature, insulated and stirred is uniform;
4th step, the 3rd step gained ABC phase mixture is down to room temperature after, be settled to 100% with white oil, Get product.
Concrete application case:
The composition of each case is as shown in table 1, and the preparation parameter of each case is as shown in table 2.
Table 1 each case composition
The preparation parameter of each case of table 2
The use of embodiment 2 embodiment 1 pesticide spray auxiliary agent
Take Rynaxypyr 20% suspending agent and Acetamiprid 40% water dispersible granules respectively;By chlorine worm benzoyl Amine dilutes 4000 times, Acetamiprid is diluted 8000 times, makes Rynaxypyr and Acetamiprid concentration all reach To 50mg/kg.The pesticide spray auxiliary agent each for embodiment 1 case prepared is with percentage by weight 0.03-0.10% Add in pesticidal preparations, dispenser after mixing.
Each case is specifically prepared percentage by weight and is shown in Table 3.
The configuration proportion of each case of table 3
Case 1 2 3
Preparation percentage by weight 0.03% 0.06% 0.10%
The using effect experiment of embodiment 3 embodiment 1 case 3
The pesticidal preparations used is 60% first dimension Cupric sulfate, and formulation rate is 80g/ mu, is carried out by pesticidal preparations After process, carry out preventing and treating the effect experiment of rice leaf roller.
Processing mode has: (1) not adding assistant, direct dispenser.(2) dispenser after ordinary adjuvants AEO-9 is added. (3) by weight 0.10% adds dispenser after the pesticide spray auxiliary agent that embodiment 1 case 3 prepares.
Effect experiment the results are shown in Table 4.
The effect experiment result of rice leaf roller prevented and treated by table 4
From this result, embodiment 1 case 3 prepares prevention effect and the persistence of pesticide spray auxiliary agent It is considerably better than not adding assistant and ordinary adjuvants to process.

Claims (9)

1. a preparation method for pesticide spray auxiliary agent, is characterized in that, described pesticide spray auxiliary agent is by following Composition is constituted by weight percentage:
A phase component: 1.0-2.0% docosanol, 8.0-10% white oil;
B phase component: 2.0-3.0% glycerol, 0.05-0.06% disodiumedetate, 1.6-2.0% surface Activating agent 1631;
C phase component: 10-12%Silwet 408,2.0-3.0%AEO-9,2.0-3.0%Span-80, 4.0-6.0%Tween-80;
Surplus is white oil;
The preparation method of described pesticide spray auxiliary agent, comprises the following steps:
The first step, A phase component is mixed, and stir at 75 DEG C-80 DEG C;
Second step, B phase component is mixed and heated stirring to 75 DEG C-80 DEG C, afterwards B phase mixture is added To first step gained A phase mixture and mix homogeneously;Insulated and stirred 10-12 minute at identical temperature;
Wherein, first step temperature is identical with second step temperature;
3rd step, second step gained AB phase mixture is cooled to 50 DEG C-55 DEG C, and to AB phase mixture Middle addition C phase component, at identical temperature, insulated and stirred is uniform;
4th step, the 3rd step gained ABC phase mixture is down to room temperature after, be settled to 100% with white oil, i.e. Obtain finished product.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, described pesticide Spray adjuvants is made up of by weight percentage following component:
A phase component: 1.0% docosanol, 8.0% white oil;
B phase component: 2.0% glycerol, 0.05% disodiumedetate, 1.6% surfactant 1631;
C phase component: 10%Silwet 408,2.0%AEO-9,2.0%Span-80,4.0%Tween-80;
Surplus is white oil.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, described pesticide Spray adjuvants is made up of by weight percentage following component:
A phase component: 2.0% docosanol, 10% white oil;
B phase component: 3.0% glycerol, 0.06% disodiumedetate, 2.0% surfactant 1631;
C phase component: 12%Silwet 408,3.0%AEO-9,3.0%Span-80,6.0%Tween-80;
Surplus is white oil.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, described pesticide Spray adjuvants is made up of by weight percentage following component:
A phase component: 1.7% docosanol, 9.4% white oil;
B phase component: 2.3% glycerol, 0.058% disodiumedetate, 1.8% surfactant 1631;
C phase component: 11.2%Silwet 408,2.2%AEO-9,2.6%Span-80,5.1%Tween-80;
Surplus is white oil.
5., according to the preparation method of pesticide spray auxiliary agent described in any one of Claims 1-4, it is characterized in that, Described docosanol is cosmetics-stage docosanol, and described white oil is cosmetics-stage white oil.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, the first step Temperature is 75 DEG C, and the temperature of second step is 75 DEG C, and the temperature of the 3rd step is 50 DEG C.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, the first step Temperature is 80 DEG C, and the temperature of second step is 80 DEG C, and the temperature of the 3rd step is 55 DEG C.
The most according to claim 1, the preparation method of pesticide spray auxiliary agent, is characterized in that, the first step Temperature is 76 DEG C, and the temperature of second step is 76 DEG C, and the temperature of the 3rd step is 53 DEG C.
9. pesticide prepared by pesticide spray auxiliary agent preparation method described in an any one of claim 1 to 5 The using method of spray adjuvants, including: by described pesticide spray auxiliary agent with percentage by weight 0.03-0.10% Add in pesticidal preparations, dispenser after mixing.
CN201410699119.2A 2014-11-27 2014-11-27 pesticide spray auxiliary agent and preparation method thereof Expired - Fee Related CN104430312B (en)

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CN115191430B (en) * 2022-06-02 2023-07-07 中国科学院化学研究所 Application of biomass-based surfactant system as auxiliary agent in improving effective utilization rate of pesticide

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002034047A1 (en) * 2000-10-26 2002-05-02 Adjuvants Plus Inc. Agrochemical formulation aid composition and uses thereof
CN101658470A (en) * 2009-09-18 2010-03-03 北京欧凯纳斯科技有限公司 Moisturizer and preparation method thereof
CN101873796A (en) * 2007-10-30 2010-10-27 巴斯夫欧洲公司 Use of glycerol, method of crop treatment, composition for tank mixing and a method of preparation of a composition for tank mixing
CN103535345A (en) * 2013-09-30 2014-01-29 江苏省农业科学院 Mixed pesticide spray auxiliary prepared from waste soybean oil-sunflower oil mixture, and preparation method and application method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002034047A1 (en) * 2000-10-26 2002-05-02 Adjuvants Plus Inc. Agrochemical formulation aid composition and uses thereof
CN101873796A (en) * 2007-10-30 2010-10-27 巴斯夫欧洲公司 Use of glycerol, method of crop treatment, composition for tank mixing and a method of preparation of a composition for tank mixing
CN101658470A (en) * 2009-09-18 2010-03-03 北京欧凯纳斯科技有限公司 Moisturizer and preparation method thereof
CN103535345A (en) * 2013-09-30 2014-01-29 江苏省农业科学院 Mixed pesticide spray auxiliary prepared from waste soybean oil-sunflower oil mixture, and preparation method and application method thereof

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