CN112674096A - Liquid herbicide composition and application thereof - Google Patents

Liquid herbicide composition and application thereof Download PDF

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CN112674096A
CN112674096A CN202011623656.0A CN202011623656A CN112674096A CN 112674096 A CN112674096 A CN 112674096A CN 202011623656 A CN202011623656 A CN 202011623656A CN 112674096 A CN112674096 A CN 112674096A
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sulfonate
oil
polyoxyethylene ether
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CN112674096B (en
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李刚
刘勇
黄键
陈恩昌
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Shandong Cynda Chemical Co ltd
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Abstract

The invention relates to the field of herbicides, and discloses a liquid herbicide composition and application thereof. The composition contains the following components which are stored in a mixing way or independently: based on the total weight of the composition, component a: 0.01-30 wt% of clethodim, component b: 0.5-20 wt% of at least one of alkyl succinate sulfonate and its derivatives; and (c) component: 6-45% by weight of an emulsifier; and (b) a component d: 15-88% by weight of a solvent. The composition provided by the invention has good stability and weeding effect.

Description

Liquid herbicide composition and application thereof
Technical Field
The present invention relates to the field of herbicides, in particular to a liquid herbicide composition and its use in inhibiting or controlling undesirable monocotyledonous weeds and/or undesirable crop growth.
Background
The weeds in the paddy field mainly comprise grassy weeds such as barnyard grass, moleplant seeds and crabgrass, broadleaf weeds such as dayflower, alternanthera philoxeroides and sedge weeds such as sedge grass and cyperus rotundus, and the weeds are mixed, have high generation density and are difficult to control.
At present, methods for controlling weeds in paddy fields are divided into sealing treatment and stem and leaf spray treatment, and stem and leaf spray control is taken as a main means. However, the weeds have certain resistance to conventional medicaments such as quinclorac, penoxsulam, metamifop and the like, the control difficulty is increased, and the control cost is increased.
The phenthodim (structural formula shown below) is also a cyclohexenone herbicide, and has an ACCase inhibitor action mode. Is mainly used for preventing and controlling barnyard grass, moleplant seed, large crabgrass and golden green bristlegrass in the paddy field.
The structural formula of clethodim is:
Figure BDA0002876855590000011
cyclohexenone herbicides generally contain functional groups such as hydroxyl, double bond, oxime, etc., and are easily decomposed by oxygen, moisture, ultraviolet rays, temperature, etc. in daily environments. Due to the characteristic that the original drug is easy to decompose, the stability of the preparation is poor, and taking clethodim as an example, the thermal stability of the clethodim is specified in GB 22615-2008: the preparation is carried out according to the 'liquid preparation' in GB/T19136, and the hot storage condition is (35 +/-2) DEG C for 12 weeks. After heat storage, the mass fraction of clethodim is not less than 90% of the mass fraction of clethodim measured before storage. The heat storage condition of the conventional product is (54 +/-2) DEG C for 2 weeks, and the decomposition rate is required to be not higher than 5%; it follows that the decomposition of the cyclohexenone type products is a recognized problem.
Similar to other cyclohexenone herbicides, the problem that the benzoxydim is easy to degrade after being stored for a long time also exists. Therefore, one of the objects of the present invention is to select specific adjuvants and solvent systems to solve the problem of degradation of phenicol during long-term storage.
Disclosure of Invention
One of the purposes of the invention is to solve the problem that the phenthodim preparation provided by the prior art is easy to degrade after being stored for a long time.
The invention also aims to reduce the dosage of active components in the clethodim preparation on the premise of ensuring the weeding effect of the clethodim preparation on harmful weeds.
In order to achieve the above object, a first aspect of the present invention provides a liquid herbicidal composition comprising herbicidally effective amounts of two or more of the following components stored in admixture or separately: based on the total weight of the composition,
a component a: 0.01-30% by weight of clethodim,
and (b) component b: 0.5-20 wt% of at least one of alkyl succinate sulfonate and its derivatives;
and (c) component: 6-45% by weight of an emulsifier;
and (b) a component d: 15-88% by weight of a solvent.
A second aspect of the invention provides the use of a liquid herbicide as described above for inhibiting or controlling undesirable monocotyledonous weeds and/or undesirable crop growth.
The composition provided by the invention has good stability in long-term storage and has good weeding effect on harmful weeds.
Detailed Description
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
As described above, the first aspect of the present invention provides a liquid herbicidal composition comprising a herbicidally effective amount of two or more of the following components stored in admixture or separately: based on the total weight of the composition,
a component a: 0.01-30% by weight of clethodim,
and (b) component b: 0.5-20 wt% of at least one of alkyl succinate sulfonate and its derivatives;
and (c) component: 6-45% by weight of an emulsifier;
and (b) a component d: 15-88% by weight of a solvent.
The inventor finds that the invention adopts a specific amount of alkyl succinate sulfonate and derivatives thereof to replace calcium dodecyl benzene sulfonate, which not only can effectively inhibit the decomposition of the benzoxydim preparation, but also can obviously increase the drug effect of the benzoxydim preparation.
Preferably, the alkyl group in the alkyl succinate sulfonate and derivatives thereof is selected from at least one of n-butyl, isobutyl, tert-butyl, n-octyl, n-decyl and n-dodecyl.
Preferably, the alkyl succinate sulfonate and the derivatives thereof are selected from at least one of alkyl succinate sulfonate, polyoxyethylene alkyl phenol succinate sulfonate, polyoxyethylene alkyl ether succinate monoester sulfonate and polyoxyethylene alkyl ether formaldehyde condensate succinate monoester sulfonate.
Further preferably, the alkyl succinate sulfonate and the derivative thereof are selected from at least one of sodium alkyl succinate sulfonate, calcium alkyl succinate sulfonate, amine alkyl succinate sulfonate and magnesium alkyl succinate sulfonate.
Particularly preferably, the component b is 0.5 to 20% by weight of sodium diester 2-ethyl-hexyl succinate.
Preferably, the emulsifier is selected from at least one of calcium dodecylbenzene sulfonate, sodium dioctyl sulfosuccinate, calcium dioctyl sulfosuccinate, ammonium dioctyl sulfosuccinate, block copolymers of ethylene oxide and propylene oxide, fatty alcohol polyoxyethylene ethers, alkylphenol ethoxylates, tristyrylphenol polyoxyethylene ethers, castor oil polyoxyethylene ethers, isomeric alcohol polyoxyethylene ethers, polyoxyethylene sorbitan monooleate, and sorbitan fatty acid esters.
Preferably, in the component d, the solvent is mineral oil and/or methyl esterified vegetable oil.
Further preferably, the mineral oil is selected from at least one of white oil and engine oil; the methyl esterified vegetable oil is selected from at least one of methyl esterified rapeseed oil, methyl esterified cottonseed oil, methyl esterified castor oil, methyl oleate and methyl esterified soybean oil.
Particularly preferably, the methyl esterified vegetable oil is methyl oleate and/or methyl esterified soybean oil.
According to a preferred embodiment, the composition further comprises a component e: 5-40% by weight of a second active compound, said second active compound being a compound capable of producing a synergistic effect with said phenmedione.
Preferably, the composition further comprises component f: 0-5% by weight of auxiliary materials.
Further preferably, the auxiliary material is at least one selected from organic bentonite, white carbon black and kaolin.
Preferably, the second active compound is selected from simetryn, prometryn, terbuthylazine, bromoxynil, ioxynil, bromoxynil octanoate, pyrazosulfuron-ethyl, halosulfuron-methyl, bensulfuron-methyl, propyrisulfuron, metazosulfuron, flupyrazosulfuron-ethyl, ethoxysulfuron-methyl, triasulfuron-methyl, cinosulfuron, orthosulfamuron-methyl, pyrazosulfuron-ethyl, penoxsulam, florasulam, bispyribac, pyribenzoxim, pyriminobac-methyl, cyhalofop-butyl, fenoxaprop-ethyl, metamifop, alachlor, acetochlor, butachlor, pretilachlor, mefenacet, propanil, dinil, pyraclofen-ethyl, pyraflufen-ethyl, carfentrazone, quinclorac, 2-4-chloro, 2, 4-D-butyric acid, fluroxypyr, pentoxazone, penetryn, clorac, clomeprop, bencarb, bensulam, at least one of oxadiazon, oxadiargyl, oxyfluorfen, mesotrione, benzobicyclon, tembotrione, fluroxypyr, carfentrazone-ethyl, bentazone, clomazone, isoproturon, pyraclonil, sulfentrazone, pendimethalin, butralin, bensulfuron-methyl, fensulfuron-methyl, dithiopyr, propanil, bentazone, chlorimuron, pyrazosulfuron-ethyl, metamifop, penoxsulam, carfentrazone-ethyl, mefenacet, anilofos, clomeprop, clomazone, fluroxypyr and bispyribac-sodium.
Further preferably, the second active compound is at least one selected from cyhalofop-butyl, propanil, quinclorac, metamifop, anilofos, pyribenzoxim, bispyribac, penoxsulam.
Particularly preferably, the second active compound is cyhalofop-butyl.
Preferably, the composition is in the form of an emulsifiable concentrate or dispersible oil suspension.
According to a preferred embodiment, the composition is in the form of an emulsion and the composition is at least one of the following combinations:
combination 1: 2.5 weight percent of clethodim, 10 weight percent of cyhalofop-butyl, 3.4 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.6 weight percent of castor oil polyoxyethylene ether, 4.0 weight percent of fatty alcohol polyoxyethylene ether and the balance of No. 150 solvent oil;
and (3) combination 2: 3.25 wt% of clethodim, 20 wt% of cyhalofop-butyl, 3.8 wt% of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.4 wt% of castor oil polyoxyethylene ether, 4.0 wt% of fatty alcohol polyoxyethylene ether and the balance of No. 150 solvent oil;
and (3) combination: 2.5% by weight of benzoxydim, 30% by weight of anilofos, 5% by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.4% by weight of castor oil polyoxyethylene ether, 8.0% by weight of nonylphenol polyoxyethylene ether, and the balance methyl oleate;
and (4) combination: 2.5 weight percent of clethodim, 6 weight percent of metamifop, 0.5 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 6 weight percent of phenethylphenol polyoxyethylene ether and the balance of 150# solvent oil;
and (3) combination 5: 2.5 percent by weight of benzoxydim, 1 percent by weight of pyribenzoxim, 2 percent by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 6 percent by weight of phenethylphenol polyoxyethylene ether and the balance of No. 150 solvent oil.
According to another preferred embodiment, the composition is in the form of a dispersible oil suspension and the composition is at least one of the following combinations:
and (4) combination 6: 2.5 percent by weight of benzoxydim, 20 percent by weight of quinclorac, 5 percent by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 9 percent by weight of fatty alcohol-polyoxyethylene ether phosphate, 1 percent by weight of castor oil-polyoxyethylene ether, 0.5 percent by weight of organobentonite and the balance of methyl oleate;
and (3) combination 7: 2.5% by weight of benzoxydim, 2% by weight of bispyribac-sodium, 5% by weight of phenethylphenol polyoxyethylene ether phosphate triethanolamine salt, 5% by weight of fatty acid polyoxyethylene ester, 5% by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 8% by weight of castor oil polyoxyethylene ether, 1.5% by weight of organobentonite, and the balance methyl oleate;
and (4) combination 8: 2.5 percent by weight of phenthodim, 1.5 percent by weight of penoxsulam, 9 percent by weight of fatty alcohol-polyoxyethylene ether phosphate, 5 percent by weight of fatty acid-polyoxyethylene ester, 5 percent by weight of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 8 percent by weight of castor oil polyoxyethylene ether, 1.5 percent by weight of organic bentonite and the balance of methyl oleate.
In the present invention, the sum of the percentages of the components of the composition is 100% by weight.
As indicated above, a second aspect of the present invention provides the use of a composition as described above for inhibiting or controlling undesirable monocotyledonous weeds and/or undesirable crop growth.
The compositions of the invention can be used in crops that are rendered tolerant to herbicides or classes of herbicides (e.g. ALS inhibitors) by conventional breeding or gene editing. For example, millet crops that are made tolerant to sethoxydim by conventional breeding, and the like.
The present invention will be described in detail below by way of examples, in which the raw materials used are all commercially available products unless otherwise specified.
The raw materials used in the following examples are specifically as follows:
a component a:
raw clethodim: purchased from Shandong Xianda agrichemical Co., Ltd.
Component b (alkyl succinate sulfonate):
sodium 2-ethyl-hexyl succinate diester sulfonate: purchased from Weifang Yongsheng sanitary article science and technology Limited.
Component c (emulsifier):
sodium dioctyl sulfosuccinate: purchased from Weifang Yongsheng sanitary article science and technology Limited.
Calcium dioctyl sulfosuccinate salt: purchased from Weifang Yongsheng sanitary article science and technology Limited.
Sulfonated dioctyl ammonium succinate: purchased from Weifang Yongsheng sanitary article science and technology Limited.
Castor oil polyoxyethylene ether: the trade name EL-20, available from Shandong Tiandao bioengineering, Inc.
Fatty alcohol polyoxyethylene ether: the trade name AEO-9, available from Shandong Nature bioengineering, Inc.
Fatty alcohol polyoxyethylene ether (3) phosphate: purchased from Shandong-Taoist bioengineering, Inc.
Phenethylphenol polyoxyethylene ether phosphate triethanolamine salt: purchased from Shandong-Taoist bioengineering, Inc.
Tristyrylphenol polyoxyethylene ether: purchased from Shandong-Taoist bioengineering, Inc.
Polyoxyethylene nonyl phenyl ether: the trade name NP-7 was purchased from Shandong Nature Biotech Ltd.
Fatty acid polyoxyethylene ester: purchased from Shandong-Taoist bioengineering, Inc.
Calcium dodecylbenzenesulfonate: purchased from Shandong-Taoist bioengineering, Inc.
Component e (second active compound):
cyhalofop-butyl: purchased from Shandong Lvba chemical Co., Ltd.
Propanil: purchased from Shandong Weifang Runfeng Feng chemical Co., Ltd.
Clomazone: purchased from Weifang Xixiandao chemical Limited.
Anilofos: purchased from Shandongtabin agricultural technologies, Inc.
Metamifop: purchased from bioengineering, Inc., of Zhongbang, Anhui.
Pyribenzoxim: purchased from Liaoning Xianda agricultural science, Inc.
Quinclorac: purchased from Jiangsu Changlong agricultural Co., Ltd.
Bispyribac-sodium: purchased from agricultural chemicals chemical Co., Ltd, Anhui Jia Tiansen.
Chlorofluoropyridine esters: the synthesis route of the compound is as follows:
Figure BDA0002876855590000081
the specific synthesis method refers to Alylex published in journal of biological organic and pharmaceutical chemistry by Epp J B and the likeTMActivity and RinskorTMThe discovery of the activity: two novel auxin herbicides (Epp J B, Alexander A L, Balko T W, et al. the Discovery of AlylexTM Active and RinskorTM Active:Two Novel Auxin Herbicides[J].Bioorganic&Medicinal Chemistry 2015,24(3): 370).
Component d (solvent):
150# solvent oil: purchased from Hualun chemical Co., Ltd, Jiangsu.
Methyl oleate: purchased from biosciences, toyobo, Suzhou.
Component f (adjuvant):
organic bentonite: purchased from Suzhou national Huaijing mineral New Material Co.
In the following test examples, the determination method of the decomposition rate of the clethodim comprises the following steps: a reference clethodim emulsifiable concentrate GB22615-2008 stability determination method comprises the following steps: the content of the clethodim is measured after the storage for 12 weeks under the thermal storage condition of (35 +/-2).
The method for measuring the content of the clethodim comprises the following steps: the sample was dissolved in methanol, and a VP-ODS C18 column and a variable wavelength ultraviolet detector were used with methanol-water as a mobile phase. And (3) carrying out high performance liquid chromatography separation and determination on the clethodim in the sample. Mobile phase: ψ (methanol: water) ═ 90: 10; flow rate: 0.8 mL/min; column temperature: the room temperature is plus or minus the column temperature; detection wavelength: 290 nm; sample introduction amount: 5 mu L of the solution; retention time (min): the clethodim is about 12.5 min.
The general method for testing the weeding effect comprises the following steps:
test targets: echinochlorus rugosa (L.) Beauv), Euphorbia lathyris (Leptochloa chinensis (L.) Nees), Paspalum distichum (Paspalustaria pallides (Michx.) Scribn.).
A stem and leaf spraying method (NY/T1155.4-2006) is adopted, quantitative soil is filled in a pot with the height of 11cm and the diameter of 9cm to reach the position 3/4 of the pot, 15-20 weed seeds to be tested targets are uniformly sown on the soil surface of the pot, and the pot is covered with fine soil of about 1cm and then placed in a greenhouse (the temperature is 22-28 ℃, the humidity is 97 percent, the same is applied below) for culture. And (3) carrying out stem leaf spraying treatment when the tested target weeds grow to 3-5 leaf stages, spraying 1mL of liquid for each pot, repeating for 4 times, placing the treated tested target weeds in a greenhouse for culturing, and regularly observing the growth condition of the tested target weeds.
The investigation method comprises the following steps: and (3) visually observing the damage symptoms and growth inhibition condition of the tested target weeds 30 days after test treatment, weighing the fresh weight of the overground part of the tested target weeds, and calculating the fresh weight inhibition rate (%).
Fresh weight inhibition (%) (control fresh weight-treated fresh weight)/control fresh weight × 100.
Example 1
The formula comprises the following components: 2.5 percent of benzoxydim, 5.9 percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.1 percent of castor oil polyoxyethylene ether, 7.0 percent of fatty alcohol-polyoxyethylene ether and 150# solvent oil.
As S1.
Example 2
The formula comprises the following components: 5 weight percent of phenthodim, 3.8 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 4.2 weight percent of castor oil polyoxyethylene ether, 4.0 weight percent of fatty alcohol polyoxyethylene ether and 150# solvent oil.
As S2.
Example 3
The formula comprises the following components: 10 weight percent of phenthodim, 6.0 weight percent of sodium 2-ethyl-hexyl succinic acid diester sulfonate, 2.0 weight percent of castor oil polyoxyethylene ether, 7.0 weight percent of tristyrylphenol polyoxyethylene ether and 150# solvent oil.
As S3.
Example 4
The formula comprises the following components: 2.5 weight percent of phenthodim, 10 weight percent of cyhalofop-butyl, 4.5 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 3.5 weight percent of castor oil polyoxyethylene ether, 6.0 weight percent of tristyrylphenol polyoxyethylene ether and 150# solvent oil.
As S4.
Example 5
The formula comprises the following components: 5 weight percent of phenthodim, 10 weight percent of cyhalofop-butyl, 3.8 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 4.2 weight percent of castor oil polyoxyethylene ether, 4.0 weight percent of tristyrylphenol polyoxyethylene ether and 150# solvent oil.
As S5.
Example 6
The formula comprises the following components: 2.5 percent of benzoxydim, 1.5 percent of fluroxypyridine chloride, 5.9 percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.1 percent of castor oil polyoxyethylene ether, 7.0 percent of fatty alcohol polyoxyethylene ether and 150# solvent oil.
As S6.
Example 7
The formula comprises the following components: 2.5 weight percent of phenthodim, 10 weight percent of cyhalofop-butyl, 3.4 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.6 weight percent of castor oil polyoxyethylene ether, 4.0 weight percent of fatty alcohol polyoxyethylene ether and 150# solvent oil.
As S7.
Example 8
The formula comprises the following components: 3.25 percent of phenthodim by weight, 20 percent of cyhalofop-butyl by weight, 3.8 percent of sodium 2-ethyl-hexyl succinate sulfonate by weight, 2.4 percent of castor oil polyoxyethylene ether by weight, 4.0 percent of fatty alcohol polyoxyethylene ether by weight and 150# solvent oil.
As S8.
Example 9
The formula comprises the following components: 2.5% by weight of benzoxydim + 30% by weight of anilofos + 5% by weight of sodium 2-ethyl-hexyl sulfosuccinate + 2.4% by weight of castor oil polyoxyethylene ether + 8.0% by weight of nonylphenol polyoxyethylene ether + methyl oleate.
As S9.
Example 10
The formula comprises the following components: 2.5 weight percent of phenthodim, 6 weight percent of metamifop, 0.5 weight percent of sodium 2-ethyl-hexyl succinic acid diester sulfonate, 6 weight percent of phenethylphenol polyoxyethylene ether and 150# solvent oil.
As S10.
Example 11
The formula comprises the following components: 2.5 weight percent of benzoxydim, 1 weight percent of pyribenzoxim, 2 weight percent of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 6 weight percent of phenethylphenol polyoxyethylene ether and 150# solvent oil.
As S11.
Example 12
The formula comprises the following components: 2.5 percent of benzoxydim, 20 percent of quinclorac, 5 percent of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 9 percent of fatty alcohol-polyoxyethylene ether phosphate, 1 percent of castor oil polyoxyethylene ether, 0.5 percent of organic bentonite and methyl oleate.
As S12.
Example 13
The formula comprises the following components: 2.5% by weight of benzoxydim, 2% by weight of bispyribac-sodium, 5% by weight of phenethylphenol polyoxyethylene ether phosphate triethanolamine salt, 5% by weight of fatty acid polyoxyethylene ester, 5% by weight of sodium 2-ethyl-hexyl succinic acid diester sulfonate, 8% by weight of castor oil polyoxyethylene ether, 1.5% by weight of organic bentonite and methyl oleate.
As S13.
Example 14
The formula comprises the following components: 2.5 percent by weight of phenthodim, 1.5 percent by weight of penoxsulam, 9 percent by weight of fatty alcohol polyoxyethylene ether phosphate, 5 percent by weight of fatty acid polyoxyethylene ester, 5 percent by weight of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 8 percent by weight of castor oil polyoxyethylene ether, 1.5 percent by weight of organic bentonite and methyl oleate.
As S14.
Example 15
The formula comprises the following components: 2.5 percent by weight of phenthodim, 1.0 percent by weight of penoxsulam, 9 percent by weight of fatty alcohol polyoxyethylene ether phosphate, 5 percent by weight of fatty acid polyoxyethylene ester, 5 percent by weight of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 8 percent by weight of castor oil polyoxyethylene ether, 1.5 percent by weight of organic bentonite and methyl oleate.
As S15.
Comparative example 1
The formula comprises the following components: 5 weight percent of phenthodim, 10 weight percent of calcium dodecyl benzene sulfonate, 5.0 weight percent of tristyrylphenol polyoxyethylene ether and 150# solvent oil.
Denoted as D1.
Comparative example 2
The formula comprises the following components: 2.5 percent by weight of phenthodim, 1.5 percent by weight of penoxsulam, 9 percent by weight of fatty alcohol polyoxyethylene ether phosphate, 5 percent by weight of fatty acid polyoxyethylene ester, 5 percent by weight of calcium dodecyl benzene sulfonate, 8 percent by weight of castor oil polyoxyethylene ether, 1.5 percent by weight of organic bentonite and methyl oleate.
Denoted as D2.
Comparative example 3
The formula comprises the following components: 2.5% by weight of benzoxydim + 30% by weight of anilofos + 5% by weight of calcium dodecylbenzenesulfonate + 2.4% by weight of castor oil polyoxyethylene ether + 8.0% by weight of nonylphenol polyoxyethylene ether + methyl oleate.
Denoted as D3.
Test example
The following provides the decomposition rate data of the phenmedione in the herbicide composition of the above example and the herbicidal effect.
TABLE 1
Formulation of Decomposition rate% Dosage (ml/mu) Barnyard grass All-grass of Japanese stephania Paspalum distichum
S1 2.3 200 91.6 91.7 87.3
S2 4.1 100 92.8 92.1 88.6
S3 3.7 50 93.4 94.3 85.2
S4 3.5 150 100 99.2 97.9
S5 3.6 80 95.5 95.4 96.5
S6 2.8 150 100 100 100
S7 3.6 150 98.3 96.5 96.4
S8 4.1 100 95.4 96.2 93.1
S9 4.8 150 95.8 95.2 91.3
S10 3.9 150 94.7 95.2 93.3
S11 3.5 150 93.4 92.1 94.2
S12 4.4 150 100 93.5 87.5
S13 4.9 150 95.3 90.2 100
S14 4.5 150 95.4 91.9 88.8
S15 4.2 150 93.5 85.3 86
D1 12 100 90.7 89.1 86.2
D2 15 150 90.1 87.3 86.4
D3 9 150 89.4 90.2 87.4
As can be seen from the results of table 1, the herbicide composition provided by the present invention has good stability upon long-term storage.
The invention has good weeding effect when the second active compound is not added; the addition of the second active compound enables the invention to have significantly better results.
The preferred embodiments of the present invention have been described above in detail, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications can be made to the technical solution of the invention, including combinations of various technical features in any other suitable way, and these simple modifications and combinations should also be regarded as the disclosure of the invention, and all fall within the scope of the invention.

Claims (10)

1. A liquid herbicide composition, which is characterized by comprising more than two components with weeding effective amount which are stored in a mixed way or independently: based on the total weight of the composition,
a component a: 0.01-30% by weight of clethodim,
and (b) component b: 0.5-20 wt% of at least one of alkyl succinate sulfonate and its derivatives;
and (c) component: 6-45% by weight of an emulsifier;
and (b) a component d: 15-88% by weight of a solvent.
2. The composition of claim 1, wherein the alkyl group in the alkyl succinate sulfonate and derivatives thereof is selected from at least one of n-butyl, isobutyl, tert-butyl, n-octyl, n-decyl and n-dodecyl;
preferably, the alkyl succinate sulfonate and the derivatives thereof are selected from at least one of alkyl succinate sulfonate, polyoxyethylene alkyl phenol succinate sulfonate, polyoxyethylene alkyl ether succinate monoester sulfonate and polyoxyethylene alkyl ether formaldehyde condensate succinate monoester sulfonate;
preferably, the alkyl succinate sulfonate and its derivatives are selected from at least one of sodium alkyl succinate sulfonate, calcium alkyl succinate sulfonate, amine alkyl succinate sulfonate and magnesium alkyl succinate sulfonate;
preferably, the component b is 0.5 to 20% by weight of sodium diester 2-ethyl-hexyl succinate.
3. The composition according to claim 1 or 2, wherein the emulsifier is selected from at least one of calcium dodecylbenzenesulfonate, dioctyl sodium sulfosuccinate, dioctyl calcium sulfosuccinate, dioctyl ammonium sulfosuccinate, block copolymers of ethylene oxide and propylene oxide, fatty alcohol polyoxyethylene ethers, alkylphenol ethoxylates, tristyrylphenol polyoxyethylene ethers, castor oil polyoxyethylene ethers, iso-alcohol polyoxyethylene ethers, polyoxyethylene sorbitan monooleate, and sorbitan fatty acid esters.
4. The composition according to any one of claims 1 to 3, wherein in component d, the solvent is a mineral oil and/or a methyl esterified vegetable oil;
preferably, the mineral oil is selected from at least one of white oil and engine oil; the methyl esterified vegetable oil is selected from at least one of methyl esterified rapeseed oil, methyl esterified cottonseed oil, methyl esterified castor oil, methyl oleate and methyl esterified soybean oil;
preferably, the methyl esterified vegetable oil is methyl oleate and/or methyl esterified soybean oil.
5. A composition according to any one of claims 1 to 3, which further comprises component e: 5-40% by weight of a second active compound, said second active compound being a compound capable of producing a synergistic effect with said phenmedione;
preferably, the composition further comprises component f: 0-5% by weight of auxiliary materials;
preferably, the auxiliary material is selected from at least one of organic bentonite, white carbon black and kaolin.
6. The composition of claim 5, wherein the second active compound is selected from simetryn, prometryn, terbuthylazine, bromoxynil, ioxynil, bromoxynil octanoate, pyrazosulfuron-ethyl, halosulfuron-methyl, bensulfuron-methyl, propyrisulfuron, metazosulfuron, flucetosulfuron, ethoxysulfuron, triasulfuron, cinosulfuron, orthosulfamuron, pyrosulfuron, flumetsulam, penoxsulam, florasulam, bispyribac, pyribenzoxim, pyriminobac, cyhalofop-butyl, fenoxaprop-p-ethyl, metamifop, alachlor, acetochlor, butachlor, pretilachlor, mefenacet, metolachlor, propanil, pyraclofen, carfentrazone, benzofenap, carfentrazone, clethodim, diclofop, thion, fluroxypyr, metamifop, fluroxypyr, pentoxazone, oxadiazon, oxadiarthon, ethoxyfen, clomeprobamate, At least one of mesotrione, tembotrione, flurtamone, carfentrazone-ethyl, bentazone, clomazone, isoproturon, pyraclonil, sulfentrazone, pendimethalin, butralin, prosulfuron, dithiopyr, propanil, bentazone, chlorimuron, pyrazosulfuron, metamifop, penoxsulam, 2,4-D butyric acid, 2-methyl-4-chloro, fluroxypyr, carfentrazone, mefenacet, anilofos, clofenphos, clomazone, quinclorac, fluroxypyr and bispyribac;
preferably, the second active compound is selected from at least one of cyhalofop-butyl, propanil, quinclorac, metamifop, anilofos, pyribenzoxim, bispyribac, penoxsulam;
preferably, the second active compound is cyhalofop-butyl.
7. The composition according to any one of claims 1 to 6, wherein the composition is in the form of an emulsifiable concentrate or a dispersible oil suspension.
8. The composition according to any one of claims 1 to 6, wherein the composition is in the form of an emulsion and the composition is at least one of the following combinations:
combination 1: 2.5 weight percent of clethodim, 10 weight percent of cyhalofop-butyl, 3.4 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.6 weight percent of castor oil polyoxyethylene ether, 4.0 weight percent of fatty alcohol polyoxyethylene ether and the balance of No. 150 solvent oil;
and (3) combination 2: 3.25 wt% of clethodim, 20 wt% of cyhalofop-butyl, 3.8 wt% of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.4 wt% of castor oil polyoxyethylene ether, 4.0 wt% of fatty alcohol polyoxyethylene ether and the balance of No. 150 solvent oil;
and (3) combination: 2.5% by weight of benzoxydim, 30% by weight of anilofos, 5% by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 2.4% by weight of castor oil polyoxyethylene ether, 8.0% by weight of nonylphenol polyoxyethylene ether, and the balance methyl oleate;
and (4) combination: 2.5 weight percent of clethodim, 6 weight percent of metamifop, 0.5 weight percent of sodium 2-ethyl-hexyl succinate diester sulfonate, 6 weight percent of phenethylphenol polyoxyethylene ether and the balance of 150# solvent oil;
and (3) combination 5: 2.5 percent by weight of benzoxydim, 1 percent by weight of pyribenzoxim, 2 percent by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 6 percent by weight of phenethylphenol polyoxyethylene ether and the balance of No. 150 solvent oil.
9. The composition of any one of claims 1-6, wherein the composition is in the form of a dispersible oil suspension and the composition is at least one of the following combinations:
and (4) combination 6: 2.5 percent by weight of benzoxydim, 20 percent by weight of quinclorac, 5 percent by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 9 percent by weight of fatty alcohol-polyoxyethylene ether phosphate, 1 percent by weight of castor oil-polyoxyethylene ether, 0.5 percent by weight of organobentonite and the balance of methyl oleate;
and (3) combination 7: 2.5% by weight of benzoxydim, 2% by weight of bispyribac-sodium, 5% by weight of phenethylphenol polyoxyethylene ether phosphate triethanolamine salt, 5% by weight of fatty acid polyoxyethylene ester, 5% by weight of sodium 2-ethyl-hexyl succinate diester sulfonate, 8% by weight of castor oil polyoxyethylene ether, 1.5% by weight of organobentonite, and the balance methyl oleate;
and (4) combination 8: 2.5 percent by weight of phenthodim, 1.5 percent by weight of penoxsulam, 9 percent by weight of fatty alcohol-polyoxyethylene ether phosphate, 5 percent by weight of fatty acid-polyoxyethylene ester, 5 percent by weight of 2-ethyl-hexyl succinic acid diester sodium sulfonate, 8 percent by weight of castor oil polyoxyethylene ether, 1.5 percent by weight of organic bentonite and the balance of methyl oleate.
10. Use of a composition according to any one of claims 1 to 9 for inhibiting or controlling undesirable monocotyledonous weeds and/or undesirable crop growth.
CN202011623656.0A 2020-12-31 2020-12-31 Liquid herbicide composition and application thereof Ceased CN112674096B (en)

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CN114591230A (en) * 2022-03-07 2022-06-07 沈阳万菱生物技术有限公司 Cyclohexenone compound, application thereof and pesticide herbicide

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Title
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王早骧: "《农药助剂》", 30 June 1994 *

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Publication number Priority date Publication date Assignee Title
CN111972404A (en) * 2020-09-03 2020-11-24 大连仁邦农业科技集团有限公司 Solvent for bensulfuron methyl, pretilachlor and fenclorim original drugs and missible oil preparation thereof
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