CN113475524A - Preparation method of glyphosate isopropylamine salt aqueous solution - Google Patents
Preparation method of glyphosate isopropylamine salt aqueous solution Download PDFInfo
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- CN113475524A CN113475524A CN202110718492.8A CN202110718492A CN113475524A CN 113475524 A CN113475524 A CN 113475524A CN 202110718492 A CN202110718492 A CN 202110718492A CN 113475524 A CN113475524 A CN 113475524A
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- glyphosate
- isopropylamine
- water
- reaction kettle
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- ZEKANFGSDXODPD-UHFFFAOYSA-N glyphosate-isopropylammonium Chemical compound CC(C)N.OC(=O)CNCP(O)(O)=O ZEKANFGSDXODPD-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000007864 aqueous solution Substances 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 43
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000005562 Glyphosate Substances 0.000 claims abstract description 36
- 229940097068 glyphosate Drugs 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000004094 surface-active agent Substances 0.000 claims abstract description 9
- 239000004557 technical material Substances 0.000 claims abstract description 7
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 239000000575 pesticide Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 6
- 230000000857 drug effect Effects 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 5
- 230000014759 maintenance of location Effects 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 4
- 229960001484 edetic acid Drugs 0.000 description 4
- 239000004009 herbicide Substances 0.000 description 4
- 238000009333 weeding Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002363 herbicidal effect Effects 0.000 description 3
- 231100000053 low toxicity Toxicity 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 239000007853 buffer solution Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- PDYXIVPKOMYDOK-UHFFFAOYSA-N Glyphosate-monoammonium Chemical class [NH4+].OC(=O)CNCP(O)([O-])=O PDYXIVPKOMYDOK-UHFFFAOYSA-N 0.000 description 1
- 241000209510 Liliopsida Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- YBCVMFKXIKNREZ-UHFFFAOYSA-N acoh acetic acid Chemical compound CC(O)=O.CC(O)=O YBCVMFKXIKNREZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 241001233957 eudicotyledons Species 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003197 gene knockdown Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000000361 pesticidal effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
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Classifications
-
- 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
-
- 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
- A01N25/30—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
Landscapes
- 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 invention discloses a preparation method of glyphosate isopropylamine salt aqueous solution, which comprises the following steps: step 1, mixing and stirring a glyphosate technical, isopropylamine and water, wherein the molar ratio of the glyphosate technical to the isopropylamine is 1: 1-1.2, wherein the weight ratio of the mixture of glyphosate technical material and isopropylamine to water is 1: 3-5; step 2, pouring out the mixture obtained in the step 1, filtering and then putting into a reaction kettle; and 3, continuously adding the auxiliary agent and the water into the reaction kettle, wherein the mass ratio of the added auxiliary agent and the added water to the mixture in the step 2 is 1.5-3: 7-10: 1, stirring to obtain glyphosate isopropylamine salt aqueous solution; wherein the auxiliary agent is ST-90 penetrating agent or TAE surfactant. The glyphosate isopropylamine salt aqua prepared by the preparation method has better permeability, moisture retention, adhesion and adhesiveness, thereby improving the comprehensive drug effect of the product.
Description
Technical Field
The invention belongs to the field of preparation processes of herbicides, and particularly relates to a preparation method of a glyphosate isopropylamine salt aqueous solution.
Background
The glyphosate is an efficient, low-toxicity and low-residue postemergence biocidal efficient herbicide, and the existing glyphosate production formulations mainly comprise 10% of glyphosate aqueous solution, 30% of glyphosate amine salt aqueous solution, 41% of glyphosate isopropylamine salt aqueous solution, 62% of glyphosate isopropylamine salt, 68% of glyphosate amine salt soluble granules, 50% of glyphosate ammonium salt soluble powder and the like in percentage by mass.
As is well known, the glyphosate salt has a good weeding effect by using ammonium salt and isopropylamine salt, but isopropylamine has a low boiling point, is flammable and volatile and belongs to a fire hazard class B, so that the preparation process has high requirements, and the prepared isopropylamine salt has poor performance and needs to be improved.
Disclosure of Invention
The invention aims to provide a preparation method of glyphosate isopropylamine salt aqueous solution, which has better permeability, moisture retention, adhesion and adhesiveness, thereby improving the comprehensive drug effect of the product.
In order to achieve the above purpose, the solution of the invention is:
a preparation method of glyphosate isopropylamine salt aqueous solution comprises the following steps:
step 1, mixing and stirring a glyphosate technical, isopropylamine and water, wherein the molar ratio of the glyphosate technical to the isopropylamine is 1: 1-1.2, wherein the weight ratio of the mixture of glyphosate technical material and isopropylamine to water is 1: 3-5;
step 2, pouring out the mixture obtained in the step 1, filtering and then putting into a reaction kettle;
and 3, continuously adding the auxiliary agent and the water into the reaction kettle, wherein the mass ratio of the added auxiliary agent and the added water to the mixture in the step 2 is 1.5-3: 7-10: 1, stirring to obtain glyphosate isopropylamine salt aqueous solution; wherein the auxiliary agent is ST-90 penetrating agent or TAE surfactant.
In the step 1, all glyphosate raw pesticide and isopropylamine are added into a reaction kettle, and then all water is added into the reaction kettle.
In the step 1, part of glyphosate technical material, isopropylamine and water are added into a reaction kettle, mixed and stirred, and then the rest glyphosate technical material, isopropylamine and water are added, mixed and stirred.
In the step 1, all glyphosate raw drug and isopropylamine are added into a reaction kettle, part of water is added, and the mixture is mixed and stirred, then the rest water is added, and the mixture is mixed and stirred.
In the step 1, the temperature of the reaction kettle is adjusted to 10-20 ℃ and kept for 20-45 min during mixing and stirring.
In the step 2, a filter screen with 100-180 meshes is adopted for filtering.
In the step 3, the stirring condition is that the temperature of the reaction kettle is 12-23 ℃, and the stirring is carried out for 5-10 min.
After the scheme is adopted, the invention has the following beneficial effects:
(1) according to the invention, through test analysis, proper auxiliary agents are screened, and the drug effect of the product is improved; experiments prove that the permeability, moisture retention, adhesion and adhesiveness of the product can be improved by adding auxiliary agents such as ST-90 penetrant (mainly 2040-X, namely polyester type multi-chain high-molecular polymer), TAE surfactant (TAE: buffer solution consisting of Tris base, acetic acid and Ethylene Diamine Tetraacetic Acid (EDTA)), and the like, so that the comprehensive efficacy of the product is improved;
(2) the invention adopts glyphosate technical as main raw material, the production process of the glyphosate technical of the applicant is stable in technology, skillful in experience, safe and controllable, DCS automatic operation and continuous production can be realized, the total yield of the product is far higher than the average level in the same industry, the content is higher, and high-quality, stable and sufficient raw materials are provided for the production of the product; meanwhile, the yield is improved, so that the production cost of the raw material glyphosate technical is further reduced, and the product has certain cost advantage;
(3) the glyphosate product is designed into an aqueous solution, and the aqueous solution is a novel environment-friendly preparation formulation which is environment-friendly, easy to transport and safe to use and accords with the national pesticide development direction;
(4) through sufficient tests, the invention adds selected additives according to the formula: firstly, penetrant ST-90, secondly surfactant TAE can prevent effectively that the glyphosate aqueous solution from decomposing, further promote product quality stability, not only reduced surface tension, improved the permeability, have good moist spreading power, adhesion and high-efficient osmotic force, improve solubility and the degree of consistency of glyphosate isopropylamine salt simultaneously, improve and knock down speed, strengthened the drug effect, and harmless to people and animals, pollution-free to the environment, to crops safe and reliable.
Drawings
FIG. 1 is a schematic diagram of the preparation of the present invention.
Detailed Description
The technical solution and the advantages of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides a preparation method of glyphosate isopropylamine salt aqueous solution, comprising the following steps:
step 1, mixing a mixture of 1: adding 1-1.2 glyphosate technical and isopropylamine into a reaction kettle, and adding water into the reaction kettle, wherein the weight ratio of the water to the mixture is (3-5): 1, after uniformly mixing and stirring, adjusting the temperature of a reaction kettle to 10-20 ℃, and keeping for 20-45 min;
in the step 1, all the ingredients can be mixed and stirred at one time or added in multiple times;
step 2, pouring the mixture obtained in the step 1 out, filtering the mixture through a filter screen of 100-180 meshes, and putting the filtered mixture into the reaction kettle;
and 3, continuously adding the auxiliary agent and the water into the reaction kettle, wherein the mass ratio of the added auxiliary agent to the added water to the mixture is 1.5-3: 7-10: 1, adjusting the temperature of a reaction kettle to 12-23 ℃, and stirring for 5-10min to obtain glyphosate isopropylamine salt aqua; wherein, the auxiliary agent can be ST-90 penetrating agent (mainly 2040-X, namely polyester type multi-chain polymer), TAE surfactant and other auxiliary agents, wherein, TAE refers to buffer solution composed of Tris (hydroxymethyl) aminomethane (Tris base), acetic acid (acetic acid) and Ethylene Diamine Tetraacetic Acid (EDTA).
Example 1
Step 1, mixing a mixture of 1: 1.1, adding glyphosate technical and isopropylamine into a reaction kettle at one time, and adding the mixture into the reaction kettle in a weight ratio of 3: 1, uniformly mixing and stirring the mixture, adjusting the temperature of the reaction kettle to 10 ℃, and keeping the temperature for 45 min;
step 2, pouring out the mixture obtained in the step 1, filtering the mixture through a 120-mesh filter screen, and putting the filtered mixture into the reaction kettle;
and 3, continuously adding the ST-90 penetrant and water into the reaction kettle, wherein the mass ratio of the added ST-90 penetrant and water to the mixture is 1.5: 8: 1, adjusting the temperature of the reaction kettle to 20 ℃, and stirring for 5min to obtain the glyphosate isopropylamine salt aqueous solution.
Example 2
Step 1, mixing a mixture of 1: adding glyphosate technical and isopropylamine into a reaction kettle, and adding the mixture into the reaction kettle in a weight ratio of 4: 1, uniformly mixing and stirring the mixture, adjusting the temperature of the reaction kettle to 12 ℃, and keeping the temperature for 40 min; then adding a mixture of the components in a molar ratio of 1: 1.15 glyphosate technical and isopropylamine, then adding the glyphosate technical and isopropylamine in a molar ratio of 1: 1.15 weight ratio of glyphosate technical to isopropylamine is 4: 1, keeping the temperature of the reaction kettle at 12 ℃ for 20 min;
step 2, pouring the mixture obtained in the step 1 out, filtering the mixture through a filter screen with 110 meshes, and putting the filtered mixture into the reaction kettle;
and 3, continuously adding the TAE surfactant and water into the reaction kettle, wherein the mass ratio of the added TAE surfactant and water to the mixture is 1.5: 10: 1, adjusting the temperature of the reaction kettle to 23 ℃, and stirring for 7min to obtain the glyphosate isopropylamine salt aqueous solution.
Example 3
Step 1, mixing a mixture of 1: 1.2, adding glyphosate technical and isopropylamine into a reaction kettle, and preparing the mixture according to the weight ratio of 5: 1, adding half water into a reaction kettle, mixing and stirring uniformly, adjusting the temperature of the reaction kettle to 20 ℃, and keeping for 15 min; then adding the rest half water, stirring, keeping the temperature of the reaction kettle at 20 ℃, and keeping for 20 min;
step 2, pouring out the mixture obtained in the step 1, filtering the mixture through a filter screen of 160 meshes, and putting the filtered mixture into the reaction kettle;
and 3, continuously adding the ST-90 penetrant and water into the reaction kettle, wherein the mass ratio of the added ST-90 penetrant and water to the mixture is 1.5: 4: 1, adjusting the temperature of the reaction kettle to 15 ℃, and stirring for 10min to obtain the glyphosate isopropylamine salt aqueous solution.
In summary, the preparation method of the glyphosate isopropylamine salt aqueous solution comprises the steps of reacting a glyphosate original drug with isopropylamine to prepare the glyphosate isopropylamine salt, adding an auxiliary agent and water to prepare the high-efficiency low-toxicity glyphosate isopropylamine salt aqueous solution, and adding auxiliary agents such as ST-90 penetrating agent, TAE surfactant and the like to improve the permeability, moisture retention, adhesion and adhesiveness of the product, so that the comprehensive drug effect of the product is improved.
The 41 percent glyphosate isopropylammonium aqua is an excellent biocidal high-efficiency herbicide and has been favored for a long time. The weeding composition has the characteristics of low toxicity, high weeding efficiency, strong destructive power on underground tissues of perennial deep-rooted weeds and capability of reaching the depth which is difficult to reach by common agricultural machinery, and the pesticide effect can be transferred to underground rhizomes within 24 hours, thus thoroughly eradicating the weeds. The glyphosate has good weeding effect, is widely used for preventing and controlling weeds in various crop fields, is a few excellent herbicide varieties at present, and can prevent and control monocotyledons, dicotyledons, annual and perennial plants, herbaceous plants, shrubs and other plants of more than 40 families. After entering the soil, the glyphosate is combined with metal ions such as iron, aluminum and the like to lose activity, has no adverse effect on seeds and soil microorganisms hidden in the soil, and has very wide market prospect because the product has stable dosage form, environmental protection, easy transportation and safe use.
At present, through market research, the market price of the 41 percent glyphosate isopropylammonium salt water agent is about 10500 yuan/ton. Because the glyphosate technical of our company has advanced production process, stable quality, high total yield and comprehensive cost lower than the average level of the industry, the quality and dosage of blending the 41 percent glyphosate isopropylammonium aqua can be ensured. Therefore, the product has strong competitive advantages in cost price and product quality, and can obtain higher market share.
The company predicts that 3000 tons of 41 percent glyphosate isopropylammonium aqua produced in 2017 can realize 3150 ten thousand yuan of zero-stock sales, 636 ten thousand yuan of profit and 120 ten thousand yuan of tax revenue.
The above embodiments are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modifications made on the basis of the technical scheme according to the technical idea of the present invention fall within the protection scope of the present invention.
Claims (7)
1. A preparation method of glyphosate isopropylamine salt aqueous solution is characterized by comprising the following steps:
step 1, mixing and stirring a glyphosate technical, isopropylamine and water, wherein the molar ratio of the glyphosate technical to the isopropylamine is 1: 1-1.2, wherein the weight ratio of the mixture of glyphosate technical material and isopropylamine to water is 1: 3-5;
step 2, pouring out the mixture obtained in the step 1, filtering and then putting into a reaction kettle;
and 3, continuously adding the auxiliary agent and the water into the reaction kettle, wherein the mass ratio of the added auxiliary agent and the added water to the mixture in the step 2 is 1.5-3: 7-10: 1, stirring to obtain glyphosate isopropylamine salt aqueous solution; wherein the auxiliary agent is ST-90 penetrating agent or TAE surfactant.
2. The method of claim 1, wherein: in the step 1, all glyphosate raw pesticide and isopropylamine are added into a reaction kettle, and then all water is added into the reaction kettle.
3. The method of claim 2, wherein: in the step 1, part of glyphosate technical material, isopropylamine and water are added into a reaction kettle, mixed and stirred, and then the rest glyphosate technical material, isopropylamine and water are added, mixed and stirred.
4. The method of claim 1, wherein: in the step 1, all glyphosate technical and isopropylamine are added into a reaction kettle, part of water is added, and the mixture is mixed and stirred, then the rest water is added, and the mixture is mixed and stirred.
5. The method of any one of claims 2 to 4, wherein: in the step 1, the temperature of the reaction kettle is adjusted to 10-20 ℃ and kept for 20-45 min during mixing and stirring.
6. The method of claim 1, wherein: and in the step 2, filtering by adopting a filter screen of 100-180 meshes.
7. The method of claim 1, wherein: in the step 3, the stirring condition is that the temperature of the reaction kettle is 12-23 ℃, and the stirring is carried out for 5-10 min.
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| CN202110718492.8A CN113475524A (en) | 2021-06-28 | 2021-06-28 | Preparation method of glyphosate isopropylamine salt aqueous solution |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114680130A (en) * | 2020-12-25 | 2022-07-01 | 南通泰禾化工股份有限公司 | Glyphosate isopropylamine soluble agent and preparation method thereof |
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| CN109497058A (en) * | 2018-12-04 | 2019-03-22 | 四川赛华睿科技有限责任公司 | A kind of glyphosate synergist of effects enhancing and dose reducing |
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2021
- 2021-06-28 CN CN202110718492.8A patent/CN113475524A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114680130A (en) * | 2020-12-25 | 2022-07-01 | 南通泰禾化工股份有限公司 | Glyphosate isopropylamine soluble agent and preparation method thereof |
| CN114680130B (en) * | 2020-12-25 | 2023-12-22 | 南通泰禾化工股份有限公司 | Glyphosate isopropylamine salt soluble solution and preparation method thereof |
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