CN101411331B - Herbicide composition - Google Patents
Herbicide composition Download PDFInfo
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- CN101411331B CN101411331B CN 200810227850 CN200810227850A CN101411331B CN 101411331 B CN101411331 B CN 101411331B CN 200810227850 CN200810227850 CN 200810227850 CN 200810227850 A CN200810227850 A CN 200810227850A CN 101411331 B CN101411331 B CN 101411331B
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Abstract
The invention relates to a herbicide composition. The herbicide composition comprises tribenuron-methyl salt and 2, 4D salt which are taken as active ingredients, wherein the weight ratio of the tribenuron-methyl salt to the 2, 4D salt is between 0.1 to 100 and 100 to 0.1. The herbicide composition has the advantages that the herbicide composition remarkably improves herbicidal effect compared with those of single doses of the herbicide composition, has quick dispersion rate, small using dose, good herbicidal effect and light hazard, and reduces the influence on the environment when reducing the cost for agricultural medicines.
Description
Technical field
The invention belongs to pesticide field, specifically, relate to a kind of herbicidal composition.
Background technology
Tribenuron-methyl is 2-[4-methoxyl group-6-methyl isophthalic acid; 3; 5-triazine-2-base (methyl) carbamoyl amino-sulfonyl] methyl benzoate, belong to the efficient sulfonylurea herbicide of conduction selectivity wheat crops, be the novel cornfield herbicidal of a kind of efficient, low toxicity, safety.After its root by plant, stem, leaf absorb, rapidly conduction, the activity of inhibition acetolactate synthestase (ALS) hinders the biosynthesis of valine and isoleucine, stops cell division, causes growth to be suppressed, and causes weeds dead.
2,4-D is 2,4-dichlorophenoxyacetic acid, belongs to Benzene Chloride fluoroacetic acid class weed killer herbicide, is a kind of main weed killer herbicide, and Ceng Zuowei is used for the model compound of microorganisms degraded chlorination aromatic, also can be used as plant growth regulating.2,4-D is a kind of systemic herbicide, and its plate-out ability is good, and penetration is strong, enters easily in the plant corpus, is difficult for by rain drop erosion, be mainly used in seedling after cauline leaf process, after medicament is sprayed onto leaf surface of plant, pass cuticula and cytoplasma membrane, be transmitted at last each several part.
Have now found that tribenuron-methyl and 2, the 4-D use that is mixed has very significantly synergistic effect, instant effect has significance to improve to the control efficiency of crop weeds.
Summary of the invention
The purpose of this invention is to provide a kind of can rapid dispersion, consumption is few, herbicidal effect good, poisoning is light, crop yield is high herbicidal composition.
Herbicidal composition of the present invention, it comprises tribenuron-methyl salt and 2,4D salt as active component, and the weight ratio of tribenuron-methyl salt and 2,4D salt is 0.1:100-100:0.1, preferred 1:20-20:1.The active component of wherein bringing into play herbicidal effect is tribenuron-methyl group and 2,4D group.
Organic salt and mineral salt that described tribenuron-methyl salt is tribenuron-methyl.The ethanolamine salt of organic salt such as tribenuron-methyl, triisopropanolamine salt, triethylamine salt etc.; The sylvite of mineral salt tribenuron-methyl, sodium salt, ammonium salt etc.
Described 2,4-D salt is organic salt and the mineral salt of 2,4-D.Organic salt is such as the ethanolamine salt of 2,4-D, triisopropanolamine salt, triethylamine salt etc.; Mineral salt are such as the sylvite of 2,4-D, sodium salt, ammonium salt etc.
The weight percentage of active component in herbicidal composition is 0.1%-99.9% in the herbicidal composition of the present invention.The amount of active component depends on the amount of application when every kind of component is used separately, the part by weight of two components and the degree of synergistic effect in the herbicidal composition.
Contain at least two kinds of carriers in the herbicidal composition of the present invention, and wherein at least a be surfactant.
Described surfactant can be emulsifier, dispersant or wetting agent, and the emulsifier that is used for this invention can be polyoxyethylene fatty acid fat, polyoxyethylene aliphatic alcohol ether, polyoxyethylene fatty amine, ethoxy castor oil, fatty acid polyethylene glycol ester, alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether etc.; Dispersant can be the sodium salt of sodium lignin sulfonate, Sodium Polyacrylate, dispersing agent MF, alkyl naphthalene sulfonic acid condensation polymer etc.; Wetting agent can be lauryl sodium sulfate, Teepol, neopelex, the mixture of fatty alcohol polyglycol ether sulphate, alkylnaphthalene sulfonate and anion wetting agent etc.
Carrier except surfactant can be white carbon, kaolin, diatomite, precipitated calcium carbonate, soluble starch etc.; Can also be the mixture of urea, amine fertilizer or urea and amine fertilizer, also have in addition glucose, maltose, sucrose, Anhydrous potassium carbonate, natrium carbonicum calcinatum, Carbon Dioxide hydrogen potassium, anhydrous sodium bicarbonate, Anhydrous potassium carbonate and the mixture of Carbon Dioxide hydrogen potassium or the mixture of natrium carbonicum calcinatum and anhydrous sodium bicarbonate.
Herbicidal composition of the present invention is equipped with suitable auxiliary agent can make soluble powder, soluble granula, water dispersible granules, aqua, wetting powder, soluble liquid, missible oil, aqueous emulsion, microemulsion, aqueous suspension agent or oil-suspending agent, and above-mentioned preparation can be prepared by the general method in this area.
The composition of described soluble granula, soluble powder, water dispersible granules and wetting powder is tribenuron-methyl salt 1-80%, 2, and 4D salt 1-80%, wetting agent 1-30%, dispersant 1-30%, other carriers complement to 100%.
Described aqueous emulsion consist of tribenuron-methyl salt 1-50%, 2,4D salt 1-50%, emulsifier 1-30%, antifreezing agent 1-10%, water complement to 100%.
Described missible oil consist of tribenuron-methyl salt 1-50%, 2,4D salt 1-50%, cosolvent 1-30%, emulsifier 1-30%, solvent complement to 100%.
Described aqueous suspension agent consists of tribenuron-methyl salt 1-80%, 2, and 4D salt 1-80%, dispersant 1-30%, wetting agent 1-30%, antifreezing agent 1-10%, thickener 0.1-5%, water complement to 100%.
Described oil-suspending agent consist of tribenuron-methyl salt 1-80%, 2,4D salt 1-80%, dispersant 1-30%, wetting agent 1-30%, thickener 0.1-5%, oil phase complement to 100%.
Wherein, described antifreezing agent is ethylene glycol, propane diols, glycerine, urea.
Described cosolvent is 1-METHYLPYRROLIDONE, oxolane, dimethyl sulfoxide (DMSO), spectrasolv DMDA, DMF, tetrahydrofurfuryl alcohol, tributyl phosphate, Isosorbide-5-Nitrae dioxane.
Described thickener is xanthans, sodium alginate, Magnesiumaluminumsilicate, carboxymethyl cellulose, organobentonite.
Described oil phase is vegetable oil or mineral oil, mineral oil such as liquid wax, machine oil, kerosene, lubricating oil, vegetable oil such as soybean oil, rape seed oil, peanut oil, epoxidized soybean oil, castor oil, corn oil, pine-seed oil.
The preparation of soluble granula or water dispersible granules: each active component and powder carrier, wetting spreader-sticker and binding agent etc. are carried out co-grinding; spray-dried or fluidized drying and get final product, or after adding again water and mediating, add in the comminutor and carry out granulation; and then drying, screening, and get final product.
The preparation of soluble powder or wetting powder: each active component, various auxiliary agent and filler etc. are fully mixed, behind ultra-fine pulverizer disintegrating, and get final product.
The preparation of aqueous emulsion: each active component, emulsifier and co-emulsifier are mixed, make it become even oil phase; With mixing such as water, antifreezes, make it become the homogeneous water.Under high-speed stirred, water is joined oil phase or oil phase is joined water, form the aqueous emulsion of favorable dispersibility.
The preparation of missible oil: each active component, solvent, emulsifier are mixed, make it become even oil phase, and get final product.
The preparation of suspending agent: take oil or water as medium, each active component, dispersant, suspending agent and antifreezing agent etc. are added in the sand milling still, carry out porphyrize, make oil-suspending agent or aqueous suspension agent.
Herbicidal composition of the present invention can be the finished product preparation form to be provided, and namely each material mixes in the composition; Also can provide with independent preparation, in bucket (tank), directly mix before using, its concentrate usually and water be mixed to get the concentration of required active substance.
Herbicidal composition can be applicable to prevent and treat the annual various broad leaved weeds of wheatland etc., in the mode that is watered, vegetable oil, mineral oil spray or directly spray, processes the weeds cauline leaf behind wheat seedling.Its also can with other compound with weeding, desinsection or bactericidal property particularly the weed killer herbicide processed of cauline leaf mix use, can also mix use with nematocide, protective agent, growth regulator, nutrient for plants or soil conditioner.
Herbicidal composition of the present invention shows fabulous synergistic effect in certain ratio range, herbicidal effect than its single dose all has significance to improve, its rate of dispersion is fast, using dosage is few, herbicidal effect is good, poisoning is light, when reducing agricultural medicine cost, has reduced the impact on environment.
Embodiment
Following examples further specify content of the present invention, but should not be construed as limitation of the present invention.
Embodiment 1
By weight percentage with tribenuron-methyl sodium salt 0.05%, 2,4-D dimethylamine salt 49.95%, neopelex 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, ammonium sulfate complements to 100%, co-grinding, the spray-dried soluble granula that namely gets.
Embodiment 2
By weight percentage with tribenuron-methyl triisopropanolamine salt 49.95%, 2,4-D sodium salt 0.05% neopelex 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, urea complements to 100%, co-grinding namely gets soluble granula through fluidized drying.
Embodiment 3
By weight percentage with tribenuron-methyl sodium salt 7.5%; 2,4-D dimethylamine salt 67.5%, neopelex 2.0%; sodium lignin sulfonate 10%; Anhydrous potassium carbonate 10%, ammonium sulfate complements to 100%, co-grinding; after adding again the water kneading; add in the comminutor and carry out granulation, and then drying, screening, soluble granula namely got.
Embodiment 4
By weight percentage with tribenuron-methyl sylvite 67.5%; 2; 4-D triethylamine salt 7.5%, neopelex 2.0%, sodium lignin sulfonate 5%; urea complements to 100%; co-grinding after adding water again and mediating, adds in the comminutor and carries out granulation; and then drying, screening, namely get soluble granula.
Embodiment 5
By weight percentage with tribenuron-methyl sodium salt 0.05%, 2,4-D sodium salt 49.95% sodium sulfonate 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, ammonium sulfate complements to 100%, fully mixes, and behind ultra-fine pulverizer disintegrating, namely gets soluble powder.
Embodiment 6
By weight percentage with tribenuron-methyl sylvite 49.5%, 2,4-D amine salt 0.5%, neopelex 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, urea complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, namely get soluble powder.
Embodiment 7
By weight percentage with tribenuron-methyl sodium salt 7.5%, 2,4-D dimethylamine salt 67.5%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 10%, urea complements to 100%, fully mixes, and behind ultra-fine pulverizer disintegrating, namely gets soluble powder.
Embodiment 8
By weight percentage with tribenuron-methyl sodium salt 67.5%, 2,4-D ammonium salt 7.5%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 10%, urea complements to 100%, fully mixes, and behind ultra-fine pulverizer disintegrating, namely gets soluble powder.
Embodiment 9
By weight percentage with tribenuron-methyl sodium salt 0.05%, 2,4-D sodium salt 49.95%, neopelex 15%, sodium lignin sulfonate 10%, soluble starch complements to 100%, and co-grinding namely gets water dispersible granules through fluidized drying.
Embodiment 10
Percentage is tribenuron-methyl sylvite 49.5%, 2 by weight, 4-D amine salt 0.5%, and neopelex 15%, sodium lignin sulfonate 10%, soluble starch complements to 100%, and co-grinding namely gets water dispersible granules through fluidized drying.
Embodiment 11
Percentage tribenuron-methyl sodium salt 7.5% by weight; 2; 4-D sodium salt 67.5%; neopelex 15%, sodium lignin sulfonate 10%, soluble starch complements to 100%; co-grinding; after adding again water and mediating, add in the comminutor and carry out granulation, and then drying, screening namely get water dispersible granules.
Embodiment 12
Percentage is tribenuron-methyl sylvite 67.5%, 2 by weight, 4-D sylvite 7.5%; neopelex 15%, sodium lignin sulfonate 10%, soluble starch complements to 100%; behind fluidized drying, add in the comminutor and carry out granulation, and then drying, screening namely get water dispersible granules.
Embodiment 13
By weight percentage with tribenuron-methyl ethanolamine salt 0.08%, 2,4-D sodium salt 79.92%, neopelex 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, diatomite complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, namely get wetting powder.
Embodiment 14
By weight percentage with tribenuron-methyl triethylamine salt 79.92%, 2,4-D ethanolamine salt 0.08%, lauryl sodium sulfate 1.5%, Anhydrous potassium carbonate 10%, sodium lignin sulfonate 10%, kaolin complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, namely get wetting powder.
Embodiment 15
By weight percentage with tribenuron-methyl sodium salt 8.0%, 2,4-D sodium salt 72.0%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 10%, solubility complements to 100%, fully mixes, and behind ultra-fine pulverizer disintegrating, namely gets wetting powder.
Embodiment 16
By weight percentage with tribenuron-methyl potassium triisopropanolamine salt 72.0%, 2,4-D triethylamine salt 8.0%, lauryl sodium sulfate 1.5%, Anhydrous potassium carbonate 10%, sodium lignin sulfonate 10%, soluble starch complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, namely get wetting powder.
Embodiment 17
The tribenuron-methyl sodium salt 5.0% by weight percentage, 2,4-D ammonium salt 45.0%, sorbitan fatty acid ester 3%, alkylphenol-polyethenoxy base ether 5%, farming breast 22012%, propane diols 3.0%, water complements to 100%, with tribenuron-methyl sodium salt, 2,4-D ammonium salt, sorbitan fatty acid ester, alkylphenol-polyethenoxy base ether, farming breast 2201, mixed with propylene glycol make it become even oil phase.Under high-speed stirred, water is joined oil phase or oil phase is added to the water the aqueous emulsion of formation favorable dispersibility.
Embodiment 18
Tribenuron-methyl sylvite 2.0% by weight percentage, 2,4-D ammonium salt 18.0%, fatty alcohol-polyoxyethylene ether 10%, polyoxyethylene nonylphenol ether (7) 5%, liquid wax is mended to 100%, take liquid wax as medium, with tribenuron-methyl sylvite, 2, mix with abrasive media in the adding sand milling stills such as 4-D ammonium salt, fatty alcohol-polyoxyethylene ether, polyoxyethylene nonylphenol ether and grind, obtain the homogeneous suspension liquid body, liquid is separated making oil-suspending agent with abrasive media.
Embodiment 19
Tribenuron-methyl sodium salt 8.0%, 2 by weight percentage, 4-D sodium salt 72.0%, sodium lignin sulfonate 5%, White Carbon black 0.3%, farming breast 2,201 5%, glycerine 8%, azone 1.5%, water complement to 100%, take water as medium, with tribenuron-methyl sodium salt, 2, mix with abrasive media in the adding sand milling stills such as 4-D sodium salt, sodium lignin sulfonate, White Carbon black, farming breast 2201, glycerine, silicone and grind, obtain the homogeneous suspension liquid body, liquid is separated making aqueous suspension agent with abrasive media.
Embodiment 20
By weight percentage with tribenuron-methyl sylvite 2.0%, 2,4-D ammonium salt 18.0%, 1-METHYLPYRROLIDONE 10%, fatty alcohol-polyoxyethylene ether 5%, glyceryl monolaurate APEO 10%, fast penetration enhancer T10%, plant oil subsidy to 100%, mix, make it become even oil phase, make missible oil.
Experimental example 1 herbicidal composition of the present invention is in the herbicidal effect test in greenhouse
In the greenhouse, adopt potted plant method to measure the preparation of herbicidal composition of embodiment 1-20 to the preventive effect of grass family and broad leaved weed.
Experimental technique: adopt the greenhouse pot culture method, the quantitative weed seed of sowing in Disposable paper cup, the 1.5-2 leaf carries out thinning during the phase after weeds are unearthed, each dixie cup is cultivated by the more consistent weeds plant of 5 strain growing ways of selecting and remain, and regularly water the aqueous solution of N, P, K composite fertilizer, treat that grassy weed grows to 3-4 leaf phase, broad leaved weed 4-6 leaf and carries out cauline leaf spraying processing with the crawler type crops sprayer during phase, process and be placed on greenhouse continuation cultivation observation after 6 hours, the herbicidal effect of each processing of " Invest, Then Investigate " in 20 days, the result is as shown in table 1.
Table 1 herbicidal composition of the present invention is to the preventive effect of grass family and broad leaved weed
As shown in table 1, active component tribenuron-methyl and 2, after 4-D uses with more alone compare weeds particularly the preventive effect of grassy weed barnyard grass be significantly improved, broad leaved weed is also had obvious synergistic effect, reach the purpose of preventing and treating simultaneously grassy weed and broad leaved weed.
Claims (5)
1. herbicidal composition; it is by weight percentage with tribenuron-methyl sylvite 67.5%, 2,4-D triethylamine salt 7.5%; neopelex 2.0%; sodium lignin sulfonate 5%, urea complements to 100%, co-grinding; after adding again the water kneading; add in the comminutor and carry out granulation, and then drying, screening, the soluble granula that makes.
2. herbicidal composition, it is by weight percentage with tribenuron-methyl sylvite 49.5%, 2,4-D ammonium salt 0.5%, neopelex 2.0%, sodium lignin sulfonate 10%, Anhydrous potassium carbonate 10%, urea complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, the soluble powder that makes.
3. herbicidal composition, it is by weight percentage with tribenuron-methyl sodium salt 67.5%, 2,4-D ammonium salt 7.5%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 10%, urea complements to 100%, fully mix, behind ultra-fine pulverizer disintegrating, the soluble powder that makes.
4. herbicidal composition, its be by weight percentage with tribenuron-methyl sylvite 49.5%, 2,4-D ammonium salt 0.5%, neopelex 15%, sodium lignin sulfonate 10%, soluble starch complements to 100%, co-grinding, the water dispersible granules that makes through fluidized drying.
5. the application of each described herbicidal composition of claim 1-4 in control wheat paddock annual broadleaf weed.
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| CN 200810227850 CN101411331B (en) | 2008-12-01 | 2008-12-01 | Herbicide composition |
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| CN 200810227850 CN101411331B (en) | 2008-12-01 | 2008-12-01 | Herbicide composition |
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| CN101411331B true CN101411331B (en) | 2013-01-23 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101711524B (en) * | 2009-10-26 | 2013-01-16 | 河北省农林科学院粮油作物研究所 | Tribenuron-methyl and 2,4-D butyl ester compound wheat field herbicide |
| GB2503416B (en) * | 2012-04-20 | 2017-07-19 | Rotam Agrochem Int Co Ltd | Method for spray tank cleanout |
| CN102696600A (en) * | 2012-06-25 | 2012-10-03 | 山东潍坊润丰化工有限公司 | Herbicidal composition containing 2,4-D and florasulam and preparation method and application thereof |
| CN103392701A (en) * | 2012-06-25 | 2013-11-20 | 山东潍坊润丰化工有限公司 | 2,4-D and florasulam weeding composition aqueous solution and its preparation method and use |
| CN103229678B (en) * | 2013-05-21 | 2014-09-17 | 江苏胜田农业科技发展有限公司 | Method for rapidly drying rice in field |
| CN103651343A (en) * | 2013-10-09 | 2014-03-26 | 沙隆达集团公司 | 2,4-D dimethylamine salt soluble granule and preparation method for soluble granule |
| CN106376586A (en) * | 2016-08-26 | 2017-02-08 | 安徽久易农业股份有限公司 | Tribenuron-methyl oil suspending agent |
| CN111789116A (en) * | 2020-07-02 | 2020-10-20 | 岳晟 | 2,4-D dimethylamine salt water-soluble granules and preparation method thereof |
| CN112205400B (en) * | 2020-10-22 | 2022-03-29 | 浙江师范大学 | A kind of herbicide composition and its application |
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