CN103734135A - Fluroxypyr and clodinafop-propargyl compound pesticide suspending agent - Google Patents
Fluroxypyr and clodinafop-propargyl compound pesticide suspending agent Download PDFInfo
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- CN103734135A CN103734135A CN201410038416.2A CN201410038416A CN103734135A CN 103734135 A CN103734135 A CN 103734135A CN 201410038416 A CN201410038416 A CN 201410038416A CN 103734135 A CN103734135 A CN 103734135A
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- clodinafop
- fluroxypyr
- propargyl
- suspending agent
- agricultural chemicals
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Abstract
The invention relates to a fluroxypyr and clodinafop-propargyl compound pesticide suspending agent which comprises the following raw materials by weight percentage: 6-12% of fluroxypyr, 6-12% of clodinafop-propargyl, 5-9% of surfactant, 5-7% of glycol, 0.05-0.15% of carboxyethyl cellulose, 0.1-0.3% of dimethicone, 0.01-0.03% of eucalyptus oil and the balance of water. The fluroxypyr and clodinafop-propargyl compound pesticide suspending agent is high in suspensibility and stable in product performance. A test proves that the pesticide suspending agent has a good effect on preventing and removing weeds in a cornfield, and can prevent and remove broadleaf weeds and gramineous weeds in the cornfield.
Description
Technical field
The present invention relates to the composite agricultural chemicals suspension agent of a kind of fluroxypyr and clodinafop-propargyl.
Background technology
Fluroxypyr, the fluoro-pyridine-2-of the chloro-6-of 4-amino-3.5-bis-fluoroacetic acid, English name: fluroxypyr, No. CAS: 69377-81-7.The organic heterocyclic class selectivity inner sucting conduction type herbicide after seedling of The Dow Agrosciences, LLC. (Dow AgroSciences Company) Development and Production, is applicable to prevent and kill off the various broad leaved weeds of gramineous crop Tanaka such as wheat, barley, corn.Now domesticize.
Clodinafop-propargyl, Chinese name: R-2-[4-(the fluoro-2-oxygen of the chloro-3-of 5-yl pyridines)-phenoxy group]-propionic acid propynyl ester, English name: Clodinafop-propargyl, CAS:105512-06-9.This weed killer herbicide, by ciba-Geigy development of company and exploitation, belongs to fragrant phenoxy phenoxy propionic acid weed killer herbicide, and the biosynthesis that can effectively suppress class ester is the auxiliary quick A hydroxylase inhibitors of acetyl, and this product is degraded to very soon free acid phenyl in soil and pyridine moiety enters soil.This product can be prevented and treated the grassy weeds such as wheat vole tail amur foxtail, tall oat grass, perennial ryegrass, rough stalked blue grass green foxtail.
Agricultural chemicals suspension agent is the formulation of 20 century 70 development, has now become one of basic processing formulation.Suspending agent claims again aqueous suspension agent, colloidal suspending agent, concentrated suspension, has cost low, produces, stores and transports and use the features such as safety, and easily mixing with water, easy to use.
Summary of the invention
For solving the deficiencies in the prior art, technical problem to be solved by this invention is to provide a kind of fluroxypyr and the composite agricultural chemicals suspension agent of clodinafop-propargyl.Specifically by following technical proposals, be achieved:
The agricultural chemicals suspension agent that fluroxypyr and clodinafop-propargyl are composite, comprises the raw material of following weight percentage: fluroxypyr 6-12%; Clodinafop-propargyl 6-12%.
The agricultural chemicals suspension agent that fluroxypyr and clodinafop-propargyl are composite, is comprised of following materials by weight percentage: fluroxypyr 6-12%; Clodinafop-propargyl 6-12%; Surfactant 5-9%; Ethylene glycol 5-7%; Carboxyethyl cellulose 0.05-0.15%; Dimethicone 0.1-0.3%; Eucalyptus oil 0.01-0.03%; Surplus is water.
Described surfactant is poly-(Oxy-1, the 2-ethylidene) non-ionic surface active agent of succinate sodium 2-ethylhexyl and/or α-[three (phenyl methyl) phenyl]-ω-hydroxyl.
Described surfactant, by 40-60 weight portion succinate sodium 2-ethylhexyl and poly-(Oxy-1,2-ethylidene) non-ionic surface active agent composition of 40-60 weight portion α-[three (phenyl methyl) phenyl]-ω-hydroxyl.
α-[three (phenyl methyl) phenyl]-ω-hydroxyl gathers (Oxy-1,2-ethylidene) non-ionic surface active agent, CAS:64422-66-8, molecular formula: (C
2h
4o)
nc
27h
24o.Succinate sodium 2-ethylhexyl, claims again: Aerosol OT, No. CAS: 577-11-7.
Can also in formula, add according to actual needs pH adjusting agent.
The composite agricultural chemicals suspension agent of fluroxypyr of the present invention and clodinafop-propargyl can adopt the general method in this area to be prepared, and one is ultramicro grinding method, and another kind is coacervation.
Concrete, described ultramicro grinding method:
(1) according to formula, fluroxypyr, clodinafop-propargyl, surfactant, ethylene glycol, carboxyethyl cellulose, dimethicone, eucalyptus oil and water are uniformly mixed to pulp thing, are placed in ball mill and pulverize.
(2) be placed in skin grinder and carry out ultramicro grinding, control average grain diameter 2-4 μ m.
(3) be placed in homogenizer homogeneous, make particle homogenising.
The composite agricultural chemicals suspension agent of fluroxypyr of the present invention and clodinafop-propargyl has higher suspension rate, long-term stable storage.Evidence, control of weed in wheat field has good result, and can prevent and kill off wheatland broad leaved weed and grassy weed simultaneously.
Embodiment
Embodiment 1
(1) according to formula, fluroxypyr, clodinafop-propargyl, surfactant, ethylene glycol, carboxyethyl cellulose, dimethicone, eucalyptus oil and water are uniformly mixed to pulp thing, are placed in ball mill and pulverize.
(2) be placed in skin grinder and carry out ultramicro grinding, control average grain diameter 2-4 μ m.
(3) be placed in homogenizer homogeneous, make particle homogenising.
The suspending agent making, the liquid of outward appearance thickness homogeneous phase, measures through Ma Erwen laser fineness gage, and its average grain diameter (D50) is 2.7 μ m.
Table 1: the agricultural chemicals suspension agent formula table unit that fluroxypyr and clodinafop-propargyl are composite: kilogram
This chemical control wheat weeds has good result, can prevent and kill off wheatland broad leaved weed and grassy weed simultaneously.600g/hm
2time, after medicine, the strain of 40d is counted preventive effect and is respectively 83.5%, and fresh weight preventive effect is 82.8%, to wheat safety.
Embodiment 2
By corresponding embodiment 2 data of table 1, take raw material, by the method for embodiment 1, be prepared.The suspending agent making, average grain diameter (D50) is 2.7 μ m.
Embodiment 3
By corresponding embodiment 3 data of table 1, take raw material, by the method for embodiment 1, be prepared.The suspending agent making, average grain diameter (D50) is 2.7 μ m.
High temperature storage 14 days under 14 days, 54 ℃ ± 2 ℃ conditions of room temperature storage respectively, adopt < < GB/T14825-2006 agricultural-chemical suspension rate assay method > > to survey suspensibility, concrete data see the following form 2.When suspensibility >85%, think that this product is certified products.
Table 2: agricultural-chemical suspension rate determination data list position: %
? | Embodiment 1 | Embodiment 2 | Embodiment 3 |
After room temperature storage 14 days | 99.5 | 98.4 | 97.8 |
After high temperature storage 14 days | 98.7 | 97.6 | 97.1 |
Suspension refers to that former powder of dispersion keeps the ability of suspension time length in suspension, represents with suspensibility conventionally.A good suspending agent, should have good storage stability, i.e. higher suspensibility.
The agricultural chemicals suspension agent that fluroxypyr of the present invention and clodinafop-propargyl are composite, suspensibility is high, plate-out ability and good penetrability, properties of product are stable.
α-[three (phenyl methyl) phenyl]-ω-hydroxyl gathers (Oxy-1,2-ethylidene) non-ionic surface active agent is mainly used in suppressing corrosion and the galvano-cautery in line cutting processing, sludge in softening working groove is used as rust-inhibiting additive in the silk thread of being careful cuts production process.In prior art, there is not any technology enlightenment of this raw material being played to dispersion moistening effect for agricultural chemicals reagent.In the present invention, in a creative way by poly-α-[three (phenyl methyl) phenyl]-ω-hydroxyl that is originally used for rust-inhibiting additive (Oxy-1,2-ethylidene) non-ionic surface active agent is diverted in insecticidal suspending agent, plays dispersion moistening effect.Especially, by composite to succinate sodium 2-ethylhexyl and poly-(Oxy-1, the 2-ethylidene) non-ionic surface active agent of α-[three (phenyl methyl) phenyl]-ω-hydroxyl, Synergistic, effectively improves suspensibility.
Claims (4)
1. the composite agricultural chemicals suspension agent of fluroxypyr and clodinafop-propargyl, is characterized in that, comprises the raw material of following weight percentage: fluroxypyr 6-12%; Clodinafop-propargyl 6-12%.
2. the composite agricultural chemicals suspension agent of fluroxypyr and clodinafop-propargyl, is characterized in that, following materials by weight percentage, consists of: fluroxypyr 6-12%; Clodinafop-propargyl 6-12%; Surfactant 5-9%; Ethylene glycol 5-7%; Carboxyethyl cellulose 0.05-0.15%; Dimethicone 0.1-0.3%; Eucalyptus oil 0.01-0.03%; Surplus is water.
3. the composite agricultural chemicals suspension agent of fluroxypyr as claimed in claim 2 and clodinafop-propargyl, it is characterized in that: described surfactant is poly-(Oxy-1, the 2-ethylidene) non-ionic surface active agent of succinate sodium 2-ethylhexyl and/or α-[three (phenyl methyl) phenyl]-ω-hydroxyl.
4. the composite agricultural chemicals suspension agent of fluroxypyr as claimed in claim 3 and clodinafop-propargyl, it is characterized in that: described surfactant, by 40-60 weight portion succinate sodium 2-ethylhexyl and poly-(Oxy-1,2-ethylidene) non-ionic surface active agent composition of 40-60 weight portion α-[three (phenyl methyl) phenyl]-ω-hydroxyl.
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CN103734135B CN103734135B (en) | 2016-03-16 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104126598A (en) * | 2014-08-25 | 2014-11-05 | 河南远见农业科技有限公司 | Herbicide composition for wheat field and application of herbicide composition |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5761322B2 (en) * | 1979-03-28 | 1982-12-23 | Kao Soap Co | |
WO2003047344A1 (en) * | 2001-12-03 | 2003-06-12 | Syngenta Participations Ag | Herbicidal composition |
CN101438709A (en) * | 2008-10-31 | 2009-05-27 | 淄博新农基农药化工有限公司 | Herbicidal composition containing clodinafop-propargyl and fluroxypyr-meptyl |
CN102017973A (en) * | 2010-12-30 | 2011-04-20 | 苏州富美实植物保护剂有限公司 | Weeding composition for wheat field |
-
2014
- 2014-01-26 CN CN201410038416.2A patent/CN103734135B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5761322B2 (en) * | 1979-03-28 | 1982-12-23 | Kao Soap Co | |
WO2003047344A1 (en) * | 2001-12-03 | 2003-06-12 | Syngenta Participations Ag | Herbicidal composition |
CN101438709A (en) * | 2008-10-31 | 2009-05-27 | 淄博新农基农药化工有限公司 | Herbicidal composition containing clodinafop-propargyl and fluroxypyr-meptyl |
CN102017973A (en) * | 2010-12-30 | 2011-04-20 | 苏州富美实植物保护剂有限公司 | Weeding composition for wheat field |
Non-Patent Citations (2)
Title |
---|
沈晋良: "《农药加工与管理》", 30 June 2002, 中国农业出版社, article "农药剂型及生产工艺", pages: 139 * |
沈永嘉: "《精细化学品化学》", 30 June 2007, 高等教育出版社, article "表面活性剂在农药中的应用", pages: 395-396 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104126598A (en) * | 2014-08-25 | 2014-11-05 | 河南远见农业科技有限公司 | Herbicide composition for wheat field and application of herbicide composition |
CN104126598B (en) * | 2014-08-25 | 2016-09-07 | 河南远见农业科技有限公司 | A kind of herbicide composition for wheat field and application |
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Effective date of registration: 20181203 Address after: 405400 West 512 Kaizhou Avenue, Yunfeng Street, Kaixian County, Chongqing Patentee after: Chongqing Agricultural Development Co., Ltd. swe sang Address before: 201111 E2128 first, 5500 Yuanjiang Road, Minhang District, Shanghai. Patentee before: Shanghai Yanzi Chemical Technology Co., Ltd. |
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