CN102550567A - Method for preparing novel weedicide - Google Patents
Method for preparing novel weedicide Download PDFInfo
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- CN102550567A CN102550567A CN 201010618219 CN201010618219A CN102550567A CN 102550567 A CN102550567 A CN 102550567A CN 201010618219 CN201010618219 CN 201010618219 CN 201010618219 A CN201010618219 A CN 201010618219A CN 102550567 A CN102550567 A CN 102550567A
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- 238000000034 method Methods 0.000 title description 6
- 239000000203 mixture Substances 0.000 claims abstract description 45
- NYYSPVRERVXMLJ-UHFFFAOYSA-N 4,4-difluorocyclohexan-1-one Chemical compound FC1(F)CCC(=O)CC1 NYYSPVRERVXMLJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000007787 solid Substances 0.000 claims abstract description 6
- AZNKQIFEMQHORS-UHFFFAOYSA-N 3-chloro-6-(trifluoromethyl)pyridazine Chemical compound FC(F)(F)C1=CC=C(Cl)N=N1 AZNKQIFEMQHORS-UHFFFAOYSA-N 0.000 claims description 25
- -1 polyoxyethylene Polymers 0.000 claims description 11
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 9
- 239000003995 emulsifying agent Substances 0.000 claims description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
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- 150000002576 ketones Chemical class 0.000 claims description 3
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- 235000012343 cottonseed oil Nutrition 0.000 claims description 2
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- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 2
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- LRDFRRGEGBBSRN-UHFFFAOYSA-N isobutyronitrile Chemical compound CC(C)C#N LRDFRRGEGBBSRN-UHFFFAOYSA-N 0.000 claims description 2
- HOVAGTYPODGVJG-UHFFFAOYSA-N methyl beta-galactoside Natural products COC1OC(CO)C(O)C(O)C1O HOVAGTYPODGVJG-UHFFFAOYSA-N 0.000 claims description 2
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- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 2
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- 238000002360 preparation method Methods 0.000 abstract description 3
- 239000004480 active ingredient Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 description 17
- 230000002363 herbicidal effect Effects 0.000 description 13
- 241000209140 Triticum Species 0.000 description 6
- 244000025254 Cannabis sativa Species 0.000 description 5
- 239000003814 drug Substances 0.000 description 5
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical compound [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 description 5
- 230000003449 preventive effect Effects 0.000 description 4
- HKELWJONQIFBPO-UHFFFAOYSA-N 1-(2,4-dichlorophenyl)-5-(trichloromethyl)-1,2,4-triazole-3-carboxylic acid Chemical compound N1=C(C(=O)O)N=C(C(Cl)(Cl)Cl)N1C1=CC=C(Cl)C=C1Cl HKELWJONQIFBPO-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 235000021307 Triticum Nutrition 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000010534 mechanism of action Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 241000724416 Polypogon <angiosperm> Species 0.000 description 2
- 230000008485 antagonism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 240000005702 Galium aparine Species 0.000 description 1
- 235000014820 Galium aparine Nutrition 0.000 description 1
- 240000005979 Hordeum vulgare Species 0.000 description 1
- 235000007340 Hordeum vulgare Nutrition 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
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- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
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- 239000000969 carrier Substances 0.000 description 1
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- PQKBPHSEKWERTG-LLVKDONJSA-N ethyl (2r)-2-[4-[(6-chloro-1,3-benzoxazol-2-yl)oxy]phenoxy]propanoate Chemical group C1=CC(O[C@H](C)C(=O)OCC)=CC=C1OC1=NC2=CC=C(Cl)C=C2O1 PQKBPHSEKWERTG-LLVKDONJSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
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- 235000011187 glycerol Nutrition 0.000 description 1
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- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
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- 239000011707 mineral Substances 0.000 description 1
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a composition containing 3-chlor-6-trifluoro-methyl pyridazine and 4,4-difluoro cyclohexanone. The composition contains two active ingredients, namely 3-chlor-6-trifluoro-methyl pyridazine and 4,4-difluoro cyclohexanone. A composition preparation is prepared from the 3-chlor-6-trifluoro-methyl pyridazine, the 4,4-difluoro cyclohexanone, a solid or liquid carrier and an aid and is used for preventing and weeding weed in cornfields. The composition containing the 3-chlor-6-trifluoro-methyl pyridazine and the 4,4-difluoro cyclohexanone has an obvious addition effect, and the combined action types, weeding activity and economic cost of the two ingredients can be considered comprehensively when the 3-chlor-6-trifluoro-methyl pyridazine and the 4,4-difluoro cyclohexanone are compounded.
Description
Technical field
The present invention relates to a kind of composition pesticide, said composition is the binary built composition of control of weed in wheat field, is specifically related to contain 3-chloro-6-trifluoromethyl pyridazine and 4, and the composition and the application of 4-difluoro cyclohexanone belong to the technical field of pesticide herbicide.
Background technology
3-chloro-6-trifluoromethyl pyridazine belongs to the pyridazine class weed killer herbicide, and its mechanism of action is to suppress fatty acid to synthesize, and can be used for multiple dicotyledonous crops and prevents and kill off annual and perennial grassy weed, and is invalid to broad leaved weed.
4,4-difluoro cyclohexanone belongs to difluoro cyclohexanone analog selectivity inner sucting conduction type herbicide after seedling, is applicable to the various broad leaved weeds of crop Tanaka such as preventing and kill off wheat, barley, corn, grape, orchard, pasture, forest land, lawn, and is invalid to grassy weed.
The present invention is in view of 3-chloro-6-trifluoromethyl pyridazine and 4; The mechanism of action that 4-difluoro cyclohexanone is different to weeds is killed obviously difference of careless spectral limit, and both are composite can to bring into play drug effect separately to greatest extent; Enlarge and kill the grass spectrum; Once use and to prevent and treat grassy weed and broad leaved weed simultaneously, and can reduce consumption, improve control efficiency important weeds.
Summary of the invention
The present invention is exactly in order to address the above problem, and overcomes existing weed killer herbicide and kills careless spectral limit difference, promptly kills the narrow problem of careless spectral limit, provides and contains 3-chloro-6-trifluoromethyl pyridazine and 4, the composition and the application of 4-difluoro cyclohexanone.This invention is applicable to cornfield herbicidal.
The present composition includes 3-chloro-6-trifluoromethyl pyridazine (Fenoxaprop-P-ethyl) and 4,4-difluoro cyclohexanone (
Fluroxypyr-mepthyl) two kinds of active components.The mechanism of action of two kinds of medicaments has bigger difference, with 3-chloro-6-trifluoromethyl pyridazine and 4, after 4-difluoro cyclohexanone is mixed; Show summation action, can enlarge and kill the grass spectrum, reach the purpose of effective control wheat weeds; Reduced the using dosage of medicament simultaneously in the field; Practice thrift Financial cost, reduce the pollution of medicament, and improve control efficiency important weeds to environment.
For realizing that the object of the invention studies composition active component proportioning, the composition effect evaluation method is tested with the activity of weeding of Gowing method after to two kinds of herbicide mixtures.
The calculation of effect that is mixed formula is: E
0=X+Y-XY/100.
In the formula: the weeds preventive effect of weed killer herbicide A when X representes that consumption is P.
The weeds preventive effect of weed killer herbicide B when Y representes that consumption is Q.
E
0The theoretical preventive effect of weed killer herbicide A+B when the expression consumption is P+Q.
Press the Gowing method, work as E-E
0, explain that mixture herbicide produces synergistic effect at＞10% o'clock; Work as E-E
0, explain that mixture herbicide produces antagonism at＜-10% o'clock; Work as E-E
0Between ± 10% o'clock, explain that mixture herbicide produces summation action, wherein E representes the actual measurement preventive effect % that each is handled.
The technical problem that will solve required for the present invention, can realize through following technical scheme:
As first aspect of the present invention; A kind of 3-chloro-6-trifluoromethyl pyridazine and 4 contained; The composition of 4-difluoro cyclohexanone, said composition comprises active component, carrier and auxiliary agent, it is characterized in that; The active component of said composition comprises: 3-chloro-6-trifluoromethyl pyridazine and 4,4-difluoro cyclohexanone; 3-chloro-6-trifluoromethyl pyridazine and 4 in the said composition, the ratio of weight and number of 4-difluoro cyclohexanone is 1: 6～4: 6; The content of said active component accounts for 2～96% of composition total weight percentage.The synergistic effect degree of the amount of application the when content of active component depends on use among the present invention and the proportioning of mixture.
Conventional processing method is adopted in the processing of present composition preparation, promptly mixes active component with solid carrier or liquid-carrier, adds one or more auxiliary agents such as emulsifier, wetting agent, dispersant, antifoaming agent, stabilizing agent, adhesive etc. and processes.Therefore contain one or more carriers and auxiliary agent at least in the present composition.During use, preferred formulation is selected according to actual conditions.
Wherein, said carrier comprises: solid carrier or liquid-carrier.
Further, said solid carrier comprises: one or more combinations in natural synthetic mineral such as clay, kaolin, white carbon, talcum, sulphur, active carbon, calcium carbonate, diatomite, sawdust, the methylcellulose.
Further, said liquid-carrier comprises: aromatic series or aliphatic hydrocarbon such as xylol, trimethylbenzene, naphthalene, light oil (like kerosene), cyclohexane; Ethers such as ethylene glycol dimethyl ether; Ester class such as butyl acetate; Ketone such as cyclohexanone; Nitrile such as isobutyronitrile; Sulfoxide class such as dimethyl sulfoxide (DMSO); Amide-type such as N, dinethylformamide and DMAC N,N; One or more combinations of vegetable oil such as soya-bean oil and cottonseed oil.
Wherein, said auxiliary agent comprises: emulsifier, wetting agent, dispersant, antifoaming agent, stabilizing agent, adhesive.
Further, said emulsifier comprises nonionic emulsifier and ionic emulsifying agent.
Said nonionic emulsifier is a kind of of APES, castor oil polyoxyethylene ether, AEO, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, polyol fatty acid ester and ethylene oxide adduct thereof, methyl glucoside fatty acid ester or more than one combination in any.
Said ionic emulsifying agent is one or more a combination in any of alkylbenzenesulfonate, benzene sulfonamide amine acid salt, alkylsulfonate, alkyl sulfate, alkylnaphthalene sulfonate, arylsulphonate.
Further, said dispersant such as lignosulfonates, methylcellulose, alkylsulfonate, how one or more combinations of sulfonic acid and formaldehyde condensation compound.
As second aspect of the present invention, a kind of 3-chloro-6-trifluoromethyl pyridazine and 4 contained, the application of the composition of 4-difluoro cyclohexanone is characterized in that said composition is used to prevent and treat wheat weeds.
Beneficial effect of the present invention:
1, because the present composition includes 3-chloro-6-trifluoromethyl pyridazine and 4, two kinds of active components of 4-difluoro cyclohexanone.After the two is mixed, show summation action, can enlarge and kill the grass spectrum, reach the purpose of effective control wheat weeds, and improve control efficiency important weeds.
2, the present invention has reduced the using dosage of medicament in the field, practices thrift Financial cost, reduces the pollution of medicament to environment simultaneously.
Reaction of the present invention is calculated according to weight.
Beneficial effect of the present invention:
Owing to adopted technique scheme, it is simple that the present invention has technology, and raw material is easy to get, and prepares advantage easily.
Embodiment
In order to make technological means of the present invention, character of innovation, to reach purpose and effect and be easy to understand and understand,, further set forth the present invention below in conjunction with specific embodiment.But the present invention is not limited only to these examples.
Embodiment 1: the activity of composition
Using greenhouse pot method, Studies in - chloro-6 - (trifluoromethyl) pyridazine and 4,4 - difluoro cyclohexanone mix different ratios wheat field after major grass weeds such as Polypogon, Wang grass, roll ears, cleavers herbicidal activity, the results are shown in Table 1, Table 2.
Table 1 3-chloro-6-trifluoromethyl pyridazine and 4,4-difluoro cyclohexanone are mixed to the control efficiency (%) of weeds
Table 2 3-chloro-6-trifluoromethyl pyridazine and 4,4-difluoro cyclohexanone is mixed to the synergy type of weeds
The result shows: 3-chloro-6-trifluoromethyl pyridazine and 4, the activity of weeding after two kinds of active components of 4-difluoro cyclohexanone are mixed is higher.If 3 - chloro-6 - (trifluoromethyl) pyridazine low dose and 4,4 - difluoro-dose ratio of cyclohexanone under the treatment of gramineous weeds and Wang grass grass Polypogon certain antagonism.Effect to weeds under other proportionings are handled all is a summation action.Wherein best proportioning is a 3-chloro-6-trifluoromethyl pyridazine: 4, and 4-difluoro cyclohexanone=1～4: 4.
Embodiment 2: formulation examples
Prescription 1:3-chloro-6-trifluoromethyl pyridazine 5%, 4,4-difluoro cyclohexanone 10%, fenchlorazole 2.5%; Sodium lignin sulfonate 2%, alkyl phenol formaldehyde resin polyoxyethylene ether 10%, white carbon 1%, xanthans 0.1%; Glycerine 2%, silicone defoaming agent 0.3%, water complements to 100%.After material coarse crushing, the homogenize, after being ground to particle diameter and reaching standard-required through sand mill, cross and filter 15%3-chloro-6-trifluoromethyl pyridazine 4,4-difluoro cyclohexanone suspending agent.
Prescription 2:3-chloro-6-trifluoromethyl pyridazine 10%, 4,4-difluoro cyclohexanone 30%, fenchlorazole 5%, methylcellulose 5%, sodium lignin sulfonate 3%, white carbon 2%, kaolin complements to 100%.Material obtains 40%3-chloro-6-trifluoromethyl pyridazine 4,4-difluoro cyclohexanone wetting powder after ultra-fine grinding.
Prescription 3:3-chloro-6-trifluoromethyl pyridazine 5%, 4,4-difluoro cyclohexanone 20%, fenchlorazole 2.5%, 200# solvent naphtha 10%, polyoxyethylene fatty acid ester 3%, silicone defoaming agent 0.2%.Stir after the mixing of materials, be dissolved into uniform oil phase, add ethylene glycol 5%, water complements to 100% and stirs formation 25%3-chloro-6-trifluoromethyl pyridazine 4,4-difluoro cyclohexanone aqueous emulsion.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; The present invention also has various changes and modifications under the prerequisite that does not break away from spirit and scope of the invention, and these variations and improvement all fall in the scope of the invention that requires protection.
Claims (10)
1. one kind contains 3-chloro-6-trifluoromethyl pyridazine and 4; The composition of 4-difluoro cyclohexanone, said composition comprises active component, carrier and auxiliary agent, it is characterized in that; The active component of said composition comprises: 3-chloro-6-trifluoromethyl pyridazine and 4,4-difluoro cyclohexanone; 3-chloro-6-trifluoromethyl pyridazine and 4 in the said composition, the ratio of weight and number of 4-difluoro cyclohexanone is 1: 6～4: 6; The content of said active component accounts for 2～96% of composition total weight percentage.
2. composition according to claim 1 is characterized in that, said carrier comprises: solid carrier or liquid-carrier.
3. composition according to claim 2 is characterized in that, said solid carrier is one or more combinations in clay, kaolin, white carbon, talcum, sulphur, active carbon, calcium carbonate, diatomite, sawdust, the methylcellulose.
4. composition according to claim 2 is characterized in that, said liquid-carrier is one or more combinations of aromatic series or aliphatic hydrocarbon, ethers, ester class, ketone, nitrile, sulfoxide class, vegetable oil.
5. composition according to claim 4 is characterized in that, said ethers is an ethylene glycol dimethyl ether; Said ester class is a butyl acetate; Said ketone is a cyclohexanone; Said nitrile is an isobutyronitrile; Said sulfoxide class is a dimethyl sulfoxide (DMSO); Said amide-type is N, dinethylformamide and DMAC N,N; Said vegetable oil is one or more combinations of soya-bean oil and cottonseed oil.
6. composition according to claim 1 is characterized in that, said auxiliary agent comprises: emulsifier, wetting agent, dispersant, antifoaming agent, stabilizing agent, adhesive.
7. composition according to claim 6 is characterized in that said emulsifier comprises nonionic emulsifier and ionic emulsifying agent.
8. composition according to claim 7; It is characterized in that said nonionic emulsifier is a kind of of APES, castor oil polyoxyethylene ether, AEO, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, polyol fatty acid ester and ethylene oxide adduct thereof, methyl glucoside fatty acid ester or more than one combination in any.
9. composition according to claim 7; It is characterized in that said ionic emulsifying agent is one or more a combination in any of alkylbenzenesulfonate, benzene sulfonamide amine acid salt, alkylsulfonate, alkyl sulfate, alkylnaphthalene sulfonate, arylsulphonate.
10. composition according to claim 6 is characterized in that, said dispersant is lignosulfonates, methylcellulose, alkylsulfonate, how one or more combinations of sulfonic acid and formaldehyde condensation compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010618219 CN102550567A (en) | 2010-12-30 | 2010-12-30 | Method for preparing novel weedicide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105638727A (en) * | 2014-11-24 | 2016-06-08 | 武汉鸿信通科技有限公司 | Herbicide |
| CN105685096A (en) * | 2014-11-24 | 2016-06-22 | 武汉鸿信通科技有限公司 | Preparation method of herbicide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105638727A (en) * | 2014-11-24 | 2016-06-08 | 武汉鸿信通科技有限公司 | Herbicide |
| CN105685096A (en) * | 2014-11-24 | 2016-06-22 | 武汉鸿信通科技有限公司 | Preparation method of herbicide |
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Application publication date: 20120711 |