CN102057900B - Thidiazuron suspension agent - Google Patents
Thidiazuron suspension agent Download PDFInfo
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- CN102057900B CN102057900B CN 201110027523 CN201110027523A CN102057900B CN 102057900 B CN102057900 B CN 102057900B CN 201110027523 CN201110027523 CN 201110027523 CN 201110027523 A CN201110027523 A CN 201110027523A CN 102057900 B CN102057900 B CN 102057900B
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Abstract
The invention discloses a thidiazuron suspension agent which is applied for disleaving and accelerating maturation for cotton in the later period. The thidiazuron suspension agent comprises the following components in percentage by weight: 1-60% of thidiazuron, 30-80% of vegetable oil, 3-10% of dispersant, 0.5-8% of thickening agent, 4.5-15% of emulsifier and 2-10% of stabilizer. The thidiazuron suspension agent is processed by taking the thidiazuron as an active ingredient and the vegetable oil as a synergism ingredient, thus the use effect of the thidiazuron and the osmosis of thidiazuron on lamina are greatly improved, the retention time of effective ingredients on the lamina is prolonged, the pesticide use amount is lowered, the dust pollution is reduced, and the thidiazuron suspension agent provided by the invention is convenient to transport and apply.
Description
Technical field
The present invention relates to a kind of agricultural chemicals, specifically a kind of Thidiazuron suspension agent of coordinate plant growth.
Background technology
Thidiazuron is a kind of new and effective basic element of cell division, and spraying is used in the cotton growth later stage, conduct to the petiole place after being absorbed by blade and can promote the chorista formation between petiole and the stem to make leaf abscission, and be the good defoliation ripening agent of cotton.The Thidiazuron preparation of domestic-developed all is wetting powder at present, also is difficult for weighing in the time of can causing dust pollution and use in process.In recent years, the friendly novel pesticide formulation of national requirements development environment is to water baseization, ultramicronising, without dust and control release type future development.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of consumption that reduces dust pollution, reduces agricultural chemicals, improve the Thidiazuron suspension agent of result of use.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of Thidiazuron suspension agent comprises the material of following percentage by weight: Thidiazuron 1%-60%, vegetable oil 30%-80%, dispersant 3%-10%, thickener 0.5%-8%, emulsifier 4.5%-15%, stabilizing agent 2%-10%.
The further improvement of vegetable oil of the present invention is: described vegetable oil is methylated vegetable oil.Methylated vegetable oil is: the esterification soybean oil, the esterification rapeseed oil, the esterification sunflower oil, esterification peanut oil, esterification corn oil, the esterification cottonseed oil, the esterification linseed oil, the esterification castor oil, methyl stearate, oleic acid oleic alcohol ester, laurel oleate, olein, methyl oleate, ethyl oleate, butyl oleate, isooctyl oleate, the oleic acid propylene glycol ester, methyl laurate, ethyl laurate, butyl laurate, the different monooctyl ester of lauric acid, Glycerin, mixed triester with caprylic acid capric acid, isobutyl palmitate, isopropyl palmitate is any one or multiple mixture wherein.
The further improvement of dispersant of the present invention is: described dispersant is naphthalenesulfonatedispersant dispersant, polycarboxylic acid salt's dispersant wherein any one or the multiple mixture of non ionic polymer condensation polymer, lignin sulfonic acid dipersant, polymeric carboxylic dipersant, polyvinyl alcohol, modification.The polymeric carboxylic dipersant can be RED EFW-500, and the lignin sulfonic acid dipersant can be sodium lignin sulfonate or NNO.
The further improvement of thickener of the present invention is: described thickener is organobentonite, xanthans, aluminium-magnesium silicate, arabic acid glue wherein any one or multiple mixture.
The further improvement of stabilizing agent of the present invention is: described stabilizing agent is hydroquinones, pH value buffer solution, epoxides wherein any one or multiple mixture, and epoxides can be epoxidised soybean oil.
The further improvement of emulsifier of the present invention is: described emulsifier is anionic, nonionic or has anion and nonionic sulfuric acid or the phosphate of nonionic dual nature.Such as: polyoxyethylene nonylphenol ether series (OP-4, OP-7, OP-10 etc.) NPE series, AEO is serial, castor oil is serial, 600#, 700#, phosphate or phosphoric acid ester surfactant wherein any one or multiple mixture.
Because the technological progress of having adopted technique scheme, the present invention to obtain is:
The invention provides a kind of minimizing consumption of organic solvent; the preparation of better protection of the environment; take Thidiazuron as active component; take vegetable oil as synergistic component; by the effect of dispersant and the physical dispersion effect of ball mill; Thidiazuron is dispersed in the vegetable oil with small solid state; vegetable oil can reduce surface tension and the contact angle of Thidiazuron spray liquor; increase the deposition of liquid on blade; and can delay drying time of drop; increase the absorptive amount of plant; secondly vegetable oil can dissolve the wax coat of blade surface; make that active ingredient is easier to be absorbed by blade, the drug effect of Thidiazuron is largely increased.The auxiliary agents such as used vegetable oil and dispersant mainly are for the former medicine of Thidiazuron can better be disperseed and adhere on the plant leaf blade in use, when a vegetable oil or auxiliary agent can not satisfy the ageing stability of suspension and suspensibility, vegetable oil and auxiliary agent will add another vegetable oil or auxiliary agent and improve the practicality of prescription, so can multiplely be used with.To sum up, use the present invention can significantly improve the result of use of Thidiazuron, and the permeability of Thidiazuron on blade, prolongs the retention time of active ingredient on blade, reduces the consumption of agricultural chemicals, reduces dust pollution; And, because the present invention becomes oily suspension, therefore be convenient to transportation and application.
Embodiment
Below in conjunction with specific embodiment and comparative trial the present invention is described in further details:
Embodiment 1-21:
A kind of Thidiazuron suspension agent comprises Thidiazuron, vegetable oil, dispersant, thickener, emulsifier, stabilizing agent.
The weight percent content of above-mentioned each material such as following table:
The preparation method of above-mentioned Thidiazuron suspension agent is: start stirring after vegetable oil is added reactor, drop into successively Thidiazuron, dispersant, emulsifier, thickener, stirring adds stabilizing agent in the backward sand mill and grinds, until in the particle diameter to 5 micron.
The Thidiazuron suspension agent of said ratio is tested in experimental field, 121 agrotechnical stations, and cotton variety is new land early No. 30, uses Thidiazuron suspension agent 20g for every mu, with 40 kilograms water-soluble solution.Spray date is September 16.
Before the dispenser and investigate respectively the number of blade, bell number, the blow-of-cottons number of cotton after the dispenser.First investigation was once respectively investigated once after the dispenser in 5,10,15,20 days before the dispenser.
The computing formula of leaf abscission rate is: leaf abscission rate (%)=[(dispenser front vane sum-dispenser rear blade sum)/dispenser front vane sum] * 100
The computing formula of cotton boll blow-of-cottons rate is: cotton boll blow-of-cottons rate (%)=(blow-of-cottons cotton boll number/cotton boll sum) * 100
Investigation result such as following table (data in the table are percentage):
| Embodiment 19 | 10.12 | 9.89 | 57.29 | 48.37 | 79.31 | 63.72 | 94.29 | 89.07 |
| Embodiment 20 | 10.39 | 9.98 | 60.21 | 53.68 | 82.03 | 63.73 | 95.07 | 90.48 |
| Embodiment 21 | 10.48 | 9.47 | 57.36 | 53.67 | 81.48 | 68.48 | 95.02 | 90.37 |
Can show through above-mentioned experiment: Thidiazuron suspension agent of the present invention can coordinate plant growth, can promote the ripe disleave of cotton and accelerate cotton boll cracking blow-of-cottons in the cotton boll blowing phase, and when the content one of Thidiazuron regularly, increase along with content of vegetable oil, drug effect is also thereupon better, mainly is because vegetable oil has reduced surface tension and the contact angle of Thidiazuron spray liquor, has increased the deposition of liquid on blade, and can delay drying time of drop, increase the absorptive amount of plant.
Comparative trial 1: different material is as the comparative trial of oil-suspending agent filler
1, test objective:
White oil is common oil-suspending agent filler, for understanding white oil and vegetable oil as the synergistic effect of oil-suspending agent filler to Thidiazuron, 20% Thidiazuron prescription promotes the ripe disleave of cotton and quickening cotton boll cracking blow-of-cottons in the cotton boll blowing phase comparative trial is set.
2, plan design:
Establish altogether 2 prescriptions, namely
Every mu of consumption 20g more than fills a prescription.
3, results and analysis:
Experimentation and investigation method are with embodiment 1-12, and experimental result is as follows:
1) on the impact of disleave
| Prescription | 5 days disleave rate % | 10 days disleave rate % | 15 days disleave rate % | 20 days disleave rate % |
| Prescription 1 | 4.37 | 13.79 | 31.82 | 45.54 |
| Prescription 2 | 7.48 | 25.49 | 53.78 | 69.12 |
2) on the impact of blow-of-cottons
| Prescription | 5 days blow-of-cottons rate % | 10 days blow-of-cottons rate % | 15 days blow-of-cottons rate % | 20 days blow-of-cottons rate % |
| Prescription 1 | 3.16 | 12.87 | 27.52 | 34.37 |
| Prescription 2 | 6.12 | 26.36 | 51.29 | 67.36 |
This comparative trial shows: as vegetable oil and the white oil of oil-suspending agent filler, at Thidiazuron content one regularly, vegetable oil can significantly improve the drug effect of Thidiazuron, its mechanism is surface tension and the contact angle that vegetable oil can reduce the Thidiazuron spray liquor, increase the deposition of liquid on blade, and can delay drying time of drop, increase the absorptive amount of plant, secondly vegetable oil can dissolve the wax coat of blade surface, make that active ingredient is easier to be absorbed by blade, and white oil does not have such effect as common oil-suspending agent filler.
Comparative trial 2: the Piglet s colibacillosis of the different medicaments of same dose
1, test objective:
Promote the ripe disleave of cotton and accelerate the ftracture effect of blow-of-cottons of cotton boll in the cotton boll blowing phase for understanding Thidiazuron suspension agent and Thidiazuron wetting powder, market defoliant commonly used, compare test.
2, plan design:
Establish altogether 3 processing, namely
Process 1:40% ethephon agent 20ml;
Process 2:50% Thidiazuron wetting powder 20g;
Process 3:40% Thidiazuron oil suspension 20g, recipe ingredient: the former medicine of 40% Thidiazuron, 5% lignin sulfonic acid dipersant, 0.5% organobentonite thickener, 10% polyoxyethylene nonylphenol ether emulsifier, 2%PH value buffer solution stabilizing agent, 42.5% esterification soybean oil;
3, results and analysis:
Experimentation and investigation method are with embodiment 1-21, and experimental result is as follows:
1) on the impact of disleave
| Process | 5 days disleave rate % | 10 days disleave rate % | 15 days disleave rate % | 20 days disleave rate % |
| Process 1 | 2.37 | 9.79 | 21.82 | 30.54 |
| Process 2 | 4.18 | 19.47 | 47.43 | 61.87 |
| Process 3 | 7.36 | 44.18 | 62.83 | 81.64 |
2) on the impact of blow-of-cottons
| Process | 5 days blow-of-cottons rate % | 10 days blow-of-cottons rate % | 15 days blow-of-cottons rate % | 20 days blow-of-cottons rate % |
| Process 1 | 1.16 | 7.87 | 15.52 | 24.37 |
| Process 2 | 5.24 | 17.12 | 45.23 | 67.28 |
| Process 3 | 7.26 | 37.18 | 61.83 | 80.53 |
This comparative trial shows: the ethephon agent of same amount is compared with the Thidiazuron oil suspension, the drug effect of Thidiazuron suspension agent is much larger than ethephon agent, and known ethrel has highly acid, skin, clothing and vessel there is corrosiveness, pollution to environment is larger, and Thidiazuron is to people and animals' low toxicity, and environmental pollution is also little, so Thidiazuron suspension agent is the good growth regulator that impels cotton defoliation and blow-of-cottons.
The Thidiazuron suspension agent of same amount is compared with wetting powder, and drug effect is greatly improved.This mainly is owing to select vegetable oil as the synergistic component of suspending agent, vegetable oil has reduced surface tension and the contact angle of Thidiazuron spray liquor, increased the deposition of liquid on blade, and delay drying time of drop, increase the absorptive amount of plant, and vegetable oil can dissolve the wax coat of blade surface, makes that active ingredient is easier to be absorbed by blade.
Claims (1)
1. Thidiazuron suspension agent is characterized in that comprising the material of following percentage by weight: Thidiazuron 1%-60%, methylated vegetable oil 30%-80%, dispersant 3%-10%, thickener 0.5%-8%, emulsifier 4.5%-15%, stabilizing agent 2%-10%;
Described methylated vegetable oil is the esterification soybean oil, the esterification rapeseed oil, the esterification sunflower oil, esterification peanut oil, esterification corn oil, the esterification cottonseed oil, the esterification linseed oil, the esterification castor oil, methyl stearate, oleic acid oleic alcohol ester, laurel oleate, olein, methyl oleate, ethyl oleate, butyl oleate, isooctyl oleate, the oleic acid propylene glycol ester, methyl laurate, ethyl laurate, butyl laurate, the different monooctyl ester of lauric acid, Glycerin, mixed triester with caprylic acid capric acid, isobutyl palmitate, isopropyl palmitate is any one or multiple mixture wherein;
Described dispersant is naphthalenesulfonatedispersant dispersant, polycarboxylic acid salt's dispersant wherein any one or the multiple mixture of non ionic polymer condensation polymer, lignin sulfonic acid dipersant, polymeric carboxylic dipersant, polyvinyl alcohol, modification;
Described thickener is organobentonite, xanthans, aluminium-magnesium silicate, arabic acid glue wherein any one or multiple mixture;
Described stabilizing agent is hydroquinones, pH value buffer solution, epoxides wherein any one or multiple mixture;
Described emulsifier is anionic, nonionic or has anion and nonionic sulfuric acid or the phosphate of nonionic dual nature.
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| CN 201110027523 CN102057900B (en) | 2011-01-26 | 2011-01-26 | Thidiazuron suspension agent |
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| CN 201110027523 CN102057900B (en) | 2011-01-26 | 2011-01-26 | Thidiazuron suspension agent |
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| WO2018090072A1 (en) * | 2016-11-18 | 2018-05-24 | Huntsman Corporation Australia Pty Limited | Co-formulation comprising a plant growth regulator and an oil, and methods of preparing and using said co-formulation |
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| CN103798286B (en) * | 2014-02-25 | 2016-04-20 | 山东棉花研究中心 | A kind of cotton defoliation ripening suspending agent and application process thereof |
| CN104886061A (en) * | 2015-03-28 | 2015-09-09 | 济南天邦化工有限公司 | Paraquat oil suspension and preparation method thereof |
| CN105851033B (en) * | 2016-04-28 | 2019-06-18 | 江苏省农用激素工程技术研究中心有限公司 | Composition pesticide for cotton defoliation |
| CN108812656A (en) * | 2018-08-15 | 2018-11-16 | 江苏四新界面剂科技有限公司 | Low toxic and environment-friendly pesticide special plant emulsifier |
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| CN1425298A (en) * | 2001-12-12 | 2003-06-25 | 马韵升 | Herbicide composition of nicosulfuron and atrazine |
| EP1952688A1 (en) * | 2007-01-23 | 2008-08-06 | Bayer CropScience GmbH | Oil suspension concentrate with microencapsulated and with non-microencapsulated agrochemical agents |
| CN101692807B (en) * | 2009-10-20 | 2013-06-19 | 陕西上格之路生物科学有限公司 | Dispersible oil suspension agent containing cyproconazole |
| CN101785457A (en) * | 2010-02-25 | 2010-07-28 | 深圳诺普信农化股份有限公司 | Oil-based suspension for weeding paddy field and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018090072A1 (en) * | 2016-11-18 | 2018-05-24 | Huntsman Corporation Australia Pty Limited | Co-formulation comprising a plant growth regulator and an oil, and methods of preparing and using said co-formulation |
| EP3541183A4 (en) * | 2016-11-18 | 2020-05-20 | Huntsman Corporation Australia Pty Limited | Co-formulation comprising a plant growth regulator and an oil, and methods of preparing and using said co-formulation |
| JP7015787B2 (en) | 2016-11-18 | 2022-02-03 | インドラマ・ベンチャーズ・オキサイズ・オーストラリア・ピーティーワイ・リミテッド | A mixed formulation containing a plant growth regulator and oil, and a formulation method and usage method of the mixed formulation. |
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Address after: 050000 South Area, No.1 Guihua Road, Shijiazhuang Economic and Technological Development Zone, Hebei Province Patentee after: HEBEI BOWIN AGRICULTURE CO.,LTD. Address before: Building 2, Provincial Academy of Sciences, No. 46, Youyi South Street, Shijiazhuang City, Hebei Province, 050051 Patentee before: HEBEI BOWIN AGRICULTURE CO.,LTD. |