CN109964938A - D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate and preparation method thereof - Google Patents

D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate and preparation method thereof Download PDF

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Publication number
CN109964938A
CN109964938A CN201910298750.4A CN201910298750A CN109964938A CN 109964938 A CN109964938 A CN 109964938A CN 201910298750 A CN201910298750 A CN 201910298750A CN 109964938 A CN109964938 A CN 109964938A
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CN
China
Prior art keywords
alcohol ether
ether phosphate
laurel alcohol
compound auxiliary
acid
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Pending
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CN201910298750.4A
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Chinese (zh)
Inventor
陈维洪
黄雪萍
蒋殿君
李树权
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Industrial Technology Development Center Of Guangdong Academy Of Sciences
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Industrial Technology Development Center Of Guangdong Academy Of Sciences
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Priority to CN201910298750.4A priority Critical patent/CN109964938A/en
Publication of CN109964938A publication Critical patent/CN109964938A/en
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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
    • A01N25/30—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 characterised by the surfactants
    • 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
    • A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
    • A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
    • A01N39/04—Aryloxy-acetic acids; Derivatives thereof
    • 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
    • A01N57/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
    • A01N57/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-carbon bonds
    • A01N57/20—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-carbon bonds containing acyclic or cycloaliphatic radicals

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  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The present invention relates to agricultural technology fields, and in particular to a kind of D acid glyphosate compound auxiliary and preparation method thereof containing laurel alcohol ether phosphate.The percentage composition of each raw material of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate of the invention are as follows: laurel alcohol ether phosphate 5-15%, brown alga oligose 2-8%, natural oil glycerol ester ethoxylate 5-20%, alkyl glycosides 5-20%, glycine betaine 2-8%, humic acid 2-10%, oxidized polyethylene wax 2-5%, defoaming agent 2-8%, antifreezing agent 2-8%, remaining be pure water.The compound auxiliary and D acid glyphosate compatibility are good, have synergistic effect to medicament, and have good wetability, and biological degradability is good, and no noxious material release is conducive to environmental protection.

Description

D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate and preparation method thereof
Technical field
The present invention relates to agricultural technology fields, and in particular to the D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate And preparation method thereof.
Background technique
With the continuous development of planting industry, pesticide using more and more extensive, most of pesticide can not due to being insoluble in water Directly plus water or other mode are uniformly dispersed on controlling object, thus insecticides adjuvant using more and more extensive.
Existing herbicide insecticides adjuvant mainly passes through addition surfactant, changes the dissolubility of pesticide, so that drug It can be good at dissolving or dispersing in a solvent, on the other hand reducing the surface tension of liquid, facilitating medicament in plant table Face is sprawled, and is improved drug effect, is specifically included shea butter amine ethoxylates, organic silicon surfactant, spaonin powder, junket egg White, propylene glycol, TWEEN Series, EO/PO block polyether etc., additionally including corresponding carrier, filler and antifreezing agent is that pesticide is protected Hold good dispersity.
But the synergistic effect of existing auxiliary agent of weedicide is poor, and not degradable, so that the drug effect of pesticide and safety become Difference threatens the health of people.
Summary of the invention
The present invention provides a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, it is intended to solve herbicide and help The synergistic effect of agent is poor, and not problem of easy degradation.
A kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate provided in an embodiment of the present invention, each raw material Percentage composition are as follows: laurel alcohol ether phosphate 5-15%, brown alga oligose 2-8%, natural oil glycerol ester ethoxylate 5-20%, Alkyl glycosides 5-20%, glycine betaine 2-8%, humic acid 2-10%, oxidized polyethylene wax 2-5%, defoaming agent 2-8%, antifreezing agent 2-8%, remaining be pure water.
The embodiment of the present invention also provides a kind of preparation side of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate Method, specifically includes the following steps:
By laurel alcohol ether phosphate, brown alga oligose, natural oil glycerol ester ethoxylate, alkyl glycosides, glycine betaine and Antifreezing agent, which is added to stir evenly in the Scattered Kettle equipped with water, obtains the first mixed solution；
Humic acid, oxidized polyethylene wax and defoaming agent are added into the first mixed solution, and stirs evenly and carries out height Speed shearing obtains the D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate.
D acid glyphosate compound auxiliary provided in an embodiment of the present invention containing laurel alcohol ether phosphate and D acid glyphosate phase Capacitive is good, has synergistic effect to medicament, and have good wetability, and biological degradability is good, and no noxious material release is conducive to Environmental protection.
Specific embodiment
In order to more fairly set out technology contents of the invention, it is described in detail in conjunction with specific embodiments herein, it is clear that Cited embodiment is the preferred embodiment of the technical program, and those skilled in the art can be according to disclosed skill The other technologies scheme that art content is apparent from still falls within protection scope of the present invention.
The embodiment of the invention provides a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, each raw material Percentage composition are as follows: laurel alcohol ether phosphate 5-15%, brown alga oligose 2-8%, natural oil glycerol ester ethoxylate 5-20%, Alkyl glycosides 5-20%, glycine betaine 2-8%, humic acid 2-10%, oxidized polyethylene wax 2-5%, defoaming agent 2-8%, antifreezing agent 2-8%, remaining be pure water.
The embodiment of the invention also provides a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, each raw material Percentage composition are as follows: laurel alcohol ether phosphate 8-12%, brown alga oligose 3-6%, natural oil glycerol ester ethoxylate 8- 15%, alkyl glycosides 8-15%, glycine betaine 4-6%, humic acid 4-8%, oxidized polyethylene wax 3-5%, defoaming agent 4-7%, anti- Freeze agent 4-7%, remaining be pure water.
The embodiment of the invention also provides a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, each raw material Percentage composition are as follows: laurel alcohol ether phosphate 10%, brown alga oligose 5%, natural oil glycerol ester ethoxylate 9%, alkyl Glucosides 10%, glycine betaine 5%, humic acid 5%, oxidized polyethylene wax 3%, defoaming agent 6%, antifreezing agent 6%, remaining be pure water.
Wherein the mass ratio of laurel alcohol ether phosphate and alkyl glycosides is 1:1-2.
Natural oil glycerol ester ethoxylate is preferably coconut oil ethoxylate, palm-kernel oil ethoxylate or big Any one in soya-bean oil ethoxylate.
Defoaming agent be preferably in dimethyl silicone polymer, polyoxyethylene oxypropylene glycerol or isooctanol any one and it is several Kind.
Antifreezing agent is preferably any several in glycerol, sorbierite or urea.
The preparation side of the embodiment of the invention also provides a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate Method, which is characterized in that specifically includes the following steps:
By laurel alcohol ether phosphate, brown alga oligose, natural oil glycerol ester ethoxylate, alkyl glycosides, glycine betaine and Antifreezing agent, which is added to stir evenly in the Scattered Kettle equipped with water, obtains the first mixed solution；
Humic acid, oxidized polyethylene wax and defoaming agent are added into the first mixed solution, and stirs evenly and carries out height Speed shearing obtains the D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate.
Wherein obtain the process conditions of the first mixed solution are as follows: dispersion temperature is 20-60 DEG C, stirring rate 300- 500rpm。
The process conditions of high speed shear are preferred are as follows: rate 2500-3500rpm, shear time 20-30min.
Hereinafter, in conjunction with specific embodiments, carrying out expansion explanation to the solution of the present invention, that is, effect.
Embodiment 1:
A kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, the percentage composition of each raw material are as follows: lauryl alcohol Phosphate 8%, brown alga oligose 4%, coconut oil ethoxylate 5%, alkyl glycosides 6%, glycine betaine 3%, humic acid 9%, oxygen Change polyethylene wax 2%, dimethyl silicone polymer 3%, sorbierite 7%, remaining be pure water.
Each raw material is weighed according to the percentage composition of said components.By laurel alcohol ether phosphate, brown alga oligose, coconut oil ethoxy It is 25 DEG C that glycolylate, alkyl glycosides, glycine betaine and sorbierite, which are added in the Scattered Kettle equipped with water in temperature, and stirring rate is It is stirred evenly under conditions of 400rpm and obtains the first mixed solution.
Humic acid, oxidized polyethylene wax and dimethyl silicone polymer are added into the first mixed solution, stirred evenly simultaneously High speed shear 25min under conditions of shear rate is 3000rpm is carried out, it is sweet to obtain the D acid grass containing laurel alcohol ether phosphate Phosphine compound auxiliary.
Embodiment 2
A kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, the percentage composition of each raw material are as follows: lauryl alcohol Phosphate 5%, brown alga oligose 8%, palm-kernel oil ethoxylate 15%, alkyl glycosides 10%, glycine betaine 7%, humic acid 3%, oxidized polyethylene wax 4%, polyoxyethylene oxypropylene glycerol 6%, urea 4%, remaining be pure water.
Each raw material is weighed according to the percentage composition of said components.By laurel alcohol ether phosphate, brown alga oligose, palm-kernel oil second It is 40 DEG C that oxygroup compound, alkyl glycosides, glycine betaine and urea, which are added in the Scattered Kettle equipped with water in temperature, and stirring rate is It is stirred evenly under conditions of 350rpm and obtains the first mixed solution.
Humic acid, oxidized polyethylene wax and polyoxyethylene oxypropylene glycerol are added into the first mixed solution, stirring is equal Even and progress high speed shear 20min under conditions of shear rate is 3200rpm obtains the D acid containing laurel alcohol ether phosphate Glyphosate compound auxiliary.
Embodiment 3
A kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, the percentage composition of each raw material are as follows: lauryl alcohol Phosphate 10%, brown alga oligose 6%, soybean oil ethoxylate 12%, alkyl glycosides 12%, glycine betaine 5%, humic acid 10%, oxidized polyethylene wax 2%, isooctanol 8%, glycerol 8%, remaining be pure water.
Each raw material is weighed according to the percentage composition of said components.By laurel alcohol ether phosphate, brown alga oligose, soybean oil ethoxy It is 45 DEG C that glycolylate, alkyl glycosides, glycine betaine and glycerol, which are added in the Scattered Kettle equipped with water in temperature, stirring rate 30rpm Under conditions of stir evenly obtain the first mixed solution.
Humic acid, oxidized polyethylene wax and isooctanol are added into the first mixed solution, stir evenly and cutting Cutting speed rate is high speed shear 30min under conditions of 2500rpm, obtains the D acid glyphosate compounding containing laurel alcohol ether phosphate and helps Agent.
Embodiment 4
A kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, the percentage composition of each raw material are as follows: lauryl alcohol Phosphate 10%, brown alga oligose 5%, coconut oil ethoxylate 9%, alkyl glycosides 10%, glycine betaine 5%, humic acid 5%, Oxidized polyethylene wax 3%, polyoxyethylene oxypropylene glycerol 6%, urea 6%, remaining be pure water.
Each raw material is weighed according to the percentage composition of said components.By laurel alcohol ether phosphate, brown alga oligose, coconut oil ethoxy It is 35 DEG C that glycolylate, alkyl glycosides, glycine betaine and urea, which are added in the Scattered Kettle equipped with water in temperature, stirring rate 350rpm Under conditions of stir evenly obtain the first mixed solution.
Humic acid, oxidized polyethylene wax and polyoxyethylene oxypropylene glycerol are added into the first mixed solution, stirring is equal Even and progress high speed shear 25min under conditions of shear rate is 3000rpm obtains the D acid containing laurel alcohol ether phosphate Glyphosate compound auxiliary.
Comparative example 1
Remove the humic acid in embodiment 1, remaining ingredient and its parts by weight and preparation method and the complete phase of embodiment 4 Together.
Comparative example 2
The laurel alcohol ether phosphate in 1, remaining ingredient and its parts by weight and preparation method are implemented in removal and embodiment 4 is complete It is exactly the same.
Embodiment 1-4 and comparative example 1-2 compound auxiliary obtained is diluted 1000 times and D acid Radix Glycyrrhizae phosphorus herbicide is added It is configured to the weeding pesticide that herbicide concentration is 43%, observes compatibility, dispersibility and anti-foaming property the observation result of mixture such as Shown in table 1.
Table 1 respectively helps the comparison of pharmacy test result
Auxiliary agent Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Comparative example 1 Comparative example 2
Compatibility Well Well Well Well Well Generally
Dispersibility Well Well Well Well Well Generally
Anti-foaming property Well Well Well Well Well Well
As shown in Table 1, the compound auxiliary that technical solution of the present invention obtains makes D acid Radix Glycyrrhizae phosphorus herbicide have good phase Capacitive, dispersibility and anti-foaming property, comparative example 2 obtain the compatibility of compound auxiliary and dispersibility and reduce, and illustrate lauryl alcohol phosphorus Acid esters has the function of synergy to compatibility, the dispersibility of compound auxiliary and herbicide.
The size of configured weeding pesticide surface tension is measured using drop-weight method, test temperature is 18 DEG C, test result As shown in table 2, wherein embodiment/comparative example n indicates that embodiment/comparative example n acquisition compound auxiliary and herbicide mixing obtain Medicament.
2 medicament surface tension of table
Medicament Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Comparative example 1 Comparative example 2 Herbicide
Surface tension 25.3 24.6 26.1 23.8 28.7 39.4 76.9
As shown in Table 2, the compound auxiliary that technical solution of the present invention obtains is mixed with herbicide obtains medicament surface tension phase Compared with the herbicide of non-adding assistant, surface tension sharp fall, so that medicament improves the wetting adhesive capacity of plant, comparison Example 1 and comparative example 2 obtain compound auxiliary and are greater than the compound auxiliary obtained to embodiment 1-5 to the surface tension of medicament, illustrate this Apply for that laurel alcohol ether phosphate and humic acid in component have certain synergistic function to medicament surface tension is reduced.
Herbicidal performance test:
By the obtained complex weedicide of embodiment 1-4 and comparative example 1-2, carry out Herbicidal Testing Trials are carried out using spray-on process, Subjects weeds are herba eleusines indicae, herba digitariae, Vat slurry grass, alternanthera, beggar-ticks, Commeline communis, Ageratum conyzoides, Horseweed Herb, and usage amount is 360 milliliters/mu, the meteorological data for being administered the same day is 30.6 DEG C of temperature on average, and precipitation is 0 millimeter, sunshine time 5.1, application It is investigated within 15 days afterwards, the results are shown in Table 3 for imitation of the above-mentioned herbicide to all kinds of weeds.
3 complex weedicide of table is prevented and kill off after bare place control of weeds effect (%) medication 15 days
Group Herba eleusines indicae Herba digitariae Vat slurry grass Alternanthera Beggar-ticks Commeline communis Ageratum conyzoides Horseweed Herb Resultant effect
Embodiment 1 83.26 81.38 84.95 86.35 84.02 87.56 91.88 90.25 86.21
Embodiment 2 84.65 83.71 86.15 88.33 82.66 89.37 92.18 89.34 87.05
Embodiment 3 81.21 82.03 89.25 87.54 84.11 88.94 90.82 91.65 86.94
Embodiment 4 80.80 82.13 88.01 89.95 83.56 90.57 94.92 91.11 88.04
Comparative example 1 72.13 74.85 73.88 76.12 70.54 76.14 75.49 73.94 74.14
Comparative example 2 70.66 73.49 72.54 73.97 75.21 76.29 74.92 74.08 73.90
There is good prevention and treatment to imitate all kinds of weeds it is found that technical scheme obtains complex weedicide by above-mentioned table 3 Fruit, 15 days integrated control effects obtain the prevention and treatment of comparative example 1 and comparative example 2 according to embodiment 4 up to 88.08% after administration Effect illustrates that the sodium humate and laurel alcohol ether phosphate in the application complex weedicide have the herbicide system of the application Synergistic function can be improved the preventive effect of herbicide.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party Formula carries out change and modification appropriate.Therefore, the invention is not limited to the specific embodiments disclosed and described above, to this Some modifications and changes of invention should also be as falling into the scope of the claims of the present invention.In addition, although this specification In use some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.

Claims (10)

1. a kind of D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, which is characterized in that the percentage composition of each raw material Are as follows: laurel alcohol ether phosphate 5-15%, brown alga oligose 2-8%, natural oil glycerol ester ethoxylate 5-20%, alkyl glycosides 5- 20%, glycine betaine 2-8%, humic acid 2-10%, oxidized polyethylene wax 2-5%, defoaming agent 2-8%, antifreezing agent 2-8%, remaining be pure water.
2. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that each The percentage composition of raw material are as follows: laurel alcohol ether phosphate 8-12%, brown alga oligose 3-6%, natural oil glycerol ester ethoxylate 8- 15%, alkyl glycosides 8-15%, glycine betaine 4-6%, humic acid 4-8%, oxidized polyethylene wax 3-5%, defoaming agent 4-7%, antifreezing agent 4- 7%, remaining is pure water.
3. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that each The percentage composition of raw material are as follows: laurel alcohol ether phosphate 10%, brown alga oligose 5%, natural oil glycerol ester ethoxylate 9%, alkyl Glucosides 10%, glycine betaine 5%, humic acid 5%, oxidized polyethylene wax 3%, defoaming agent 6%, antifreezing agent 6%, remaining be pure water.
4. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that institute The mass ratio for stating laurel alcohol ether phosphate and alkyl glycosides is 1:1-2.
5. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that institute Stating natural oil glycerol ester ethoxylate is coconut oil ethoxylate, palm-kernel oil ethoxylate or soybean oil ethyoxyl Any one in compound.
6. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that institute Stating defoaming agent is any one or a few in dimethyl silicone polymer, polyoxyethylene oxypropylene glycerol or isooctanol.
7. the D acid glyphosate compound auxiliary according to claim 1 containing laurel alcohol ether phosphate, which is characterized in that institute Stating antifreezing agent is any one or a few in glycerol, sorbierite or urea.
8. a kind of preparation method of the D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate, which is characterized in that specifically include Following steps:
By laurel alcohol ether phosphate, brown alga oligose, natural oil glycerol ester ethoxylate, alkyl glycosides, glycine betaine and antifreeze Agent, which is added to stir evenly in the Scattered Kettle equipped with water, obtains the first mixed solution；
Humic acid, oxidized polyethylene wax and defoaming agent are added into the first mixed solution, and stirs evenly and carries out high speed and cut It cuts and obtains the D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate.
9. the preparation method of the D acid glyphosate compound auxiliary according to claim 8 containing laurel alcohol ether phosphate, special Sign is, the process conditions for obtaining the first mixed solution are as follows:
Dispersion temperature is 20-60 DEG C, stirring rate 300-500rpm.
10. the preparation method of the D acid glyphosate compound auxiliary according to claim 8 containing laurel alcohol ether phosphate, It is characterized in that, the rate of the high speed shear is 2500-3500rpm, shear time 20-30min.
CN201910298750.4A 2019-04-15 2019-04-15 D acid glyphosate compound auxiliary containing laurel alcohol ether phosphate and preparation method thereof Pending CN109964938A (en)

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