CS249866B1 - Combined herbicidal preparation - Google Patents
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- CS249866B1 CS249866B1 CS640484A CS640484A CS249866B1 CS 249866 B1 CS249866 B1 CS 249866B1 CS 640484 A CS640484 A CS 640484A CS 640484 A CS640484 A CS 640484A CS 249866 B1 CS249866 B1 CS 249866B1
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Abstract
Riešenie sa týká kombinovaného herbicídneho přípravku na báze 2-metyl-4-chlórfenoxyoctoive] kyseliny a 2-chlór-4,6-bis-etylamíno-l,3,5-triazínu. Prípravok je finalizovaný do formy stabilně] vodnej suspenzie prostredníctvom emulgátorov, polysacharidu získaného kultiváciou mikroorganizmov radu Xanthomohas, formaldehydom.The solution concerns a combined herbicide preparation based on 2-methyl-4-chlorophenoxyoctoic] acid and 2-chloro-4,6-bis-ethylamino-1,3,5-triazine. The preparation is finalized in the form of a stable aqueous suspension by means of emulsifiers, a polysaccharide obtained by the cultivation of microorganisms of the Xanthomohas family, formaldehyde.
Description
Vynález sa týká kombinovaného herbicídneho přípravku na báze účinných látok 2-metyl-4-chlórfenoxyoctových kyselin vo formě solí a 2-chilór-4,6-bis-etylamino-l,3,5-triazínu vo formě vodnej suspenzie.The invention relates to a combination herbicidal preparation based on 2-methyl-4-chlorophenoxyacetic acids in the form of salts and 2-chloro-4,6-bis-ethylamino-1,3,5-triazine in the form of an aqueous suspension.
Podfa doslal' známých postupov a zaužívaného spósobu výroby sa 2-metyl-fenoxyoctová kyselina (MCPAJ upravuje do formy herbicídneho přípravku ako sodná, draselná alebo dimetylamínová sol' rozpuštěná vo vodě. Tieto roztoky sú používané ako selektívne heribicídne přípravky na ničenie dvojklíčnych burín v obilninách.According to known methods and conventional production method, 2-methylphenoxyacetic acid (MCPAJ) is formulated as a herbicidal preparation such as a sodium, potassium or dimethylamine salt dissolved in water, which is used as a selective heribicidal preparation for controlling dicotyledonous weeds in cereals.
2-chlór-4,6-bis-etylamino-l,3,5-triazín (simazín) sa podfa známých postupov finalizuje do formy zmáčatefného prášku, ktorý sa používá ako selektívny herbicid na ničenie burín. Je známy sposob výroby, pri ktorom sa simazín finalizuje do formy vodnej suspenzie obsahujúcej účinnú látku 2-chló,r-4,6-bis-etylamino-l,3,5-triazín.2-Chloro-4,6-bis-ethylamino-1,3,5-triazine (simazine) is, according to known procedures, finalized to form a wettable powder which is used as a selective herbicide for weed control. A production process is known in which simazine is finalized in the form of an aqueous suspension containing the active ingredient 2-chloro, β-4,6-bis-ethylamino-1,3,5-triazine.
Teraz bolo zistené, že je možné vyrobit kombinovaný herbicídny prípravok na báze MCPA a simazínu vo formě vodnej suspenzie. Výhodou herbicídneho přípravku vyrobeného vo formě vodnej suspenzie je dobrá homogenita výrobku, dobrá rieditelno.sť přípravku, ktorá dává předpoklady rovnomernej aplikácie herbicídneho přípravku.It has now been found that it is possible to produce a combined herbicidal composition based on MCPA and simazine in the form of an aqueous suspension. The advantage of the herbicidal composition made in the form of an aqueous suspension is the good homogeneity of the product, the good dilutability of the composition, which gives a prerequisite for uniform application of the herbicidal composition.
Vodná suspenzia vytvára dobré podmienky ku skladovatefnosti přípravku ako i zjednodušeniu manipulácie pri aplikácii.The aqueous suspension provides good storage conditions for the formulation as well as easier handling during application.
Nová forma kombinovaného herbicídneho přípravku obsahuje účinnú látku simazin v pevnej formě, ktorá je prostredníctvom povrchovoaktívnych látok, polysacharidů a stabilizujúcich komponentov suspendovaná v roztoku vodorozpustnej účinnej látky, pričom sa vytvoří stabilná suspenzná forma.The novel form of the combination herbicidal formulation contains the active substance simazine in solid form, which is suspended in the solution of the water-soluble active substance by means of surfactants, polysaccharides and stabilizing components, forming a stable suspension form.
Kombinovaný herbicídny prípravok zjednoduší aplikáciu v pofnohospodársbve, pretože jeho jednorázovým použitím sa aplikujú dve účinné látky, čo doposiaí' si vyžadovalo separátnu aplikáciu MCPA i simazínu.The combination herbicidal formulation will simplify application in agriculture, since its single-use application delivers two active ingredients, which hitherto required separate application of both MCPA and simazine.
Kombinovaný herbicídny prípravok na báze účinných látok 2-metyl-4-chlórfenoxyoctových kyselin vo formě soli a 2-chlór-4,6-bis-etylamino-l,3,5-triazínu sa može vyrábať například tak, že sa do sodnej, draselnej alebo dimetylamínovej soli MCPA obsahujúcej 10 až 30 % hm. MCPA přidá za miešania jemne zomletá účinná látka 2-chlór-4,6-bis-etylamino-l,3,5-triazín (simazin J v množstve 10 až 30 % hm. a ďalej sa přidá 0,3 až 5 % hm. povrchovo aktívnej látky zo skupiny neiónového tenzidu, napr. Slovazol SF, ktorý představuje zmesný kopolymér propylenoxidu a etylénoxidu, v 'ktorom polyoxypropylénový reťazec tvoří fiydrofóbnu a pOlyoxyetylénový reťazec hydrofilnú časť molekuly. Ďalej sa přidá 0,1 až 1,0 % hm. neiónového emulgátora, napr. Slovanik M 640, ktorý je vyrobený oxyetyláciou vyšších mastných alkoholov. Do finalizujúceho přípravku sa přidá 5 až 10 % hm. etylénglykolu, ktorý zabezpečuje jeho stabilizáciu pri teplotách nižších ako 5 °C. Ďalej sa do finalizujúceho přípravku přidá za miešania 0,1 až 1,0 % formaldehydu, ktorý spina funkciu antibakteriálneho komponenta. Počas intenzivního miešania sa přidá polysacharid získaný kultiváciou mikroorganizrnojv rodu Xaimtlholmoiniais alebo jeho vodný roztok, uiapiríkilíad Roidloipol. Zmes sa melte mokrým mletím, ma závěr sa zriedi vodou talk, aby výsledný produkt obsahoval 33 ež 55 % hm,. účinných látok. Ďalej sa zhoimogenizUje. Molkre miletie a homogemlzáicia přípravku zabezpečujú vysokú Jemnosti účinných látok, vysokú suspenznú stálost a homogenitu přípravku.The combined herbicidal preparation based on the active ingredients of 2-methyl-4-chlorophenoxyacetic acids in the form of a salt and 2-chloro-4,6-bis-ethylamino-1,3,5-triazine can be produced, for example, by adding to sodium, potassium or a dimethylamine salt of MCPA containing 10 to 30 wt. The MCPA adds, with stirring, the finely divided active compound 2-chloro-4,6-bis-ethylamino-1,3,5-triazine (simazine J in an amount of 10 to 30 wt.%) And further 0.3 to 5 wt. a nonionic surfactant surfactant such as Slovazol SF, which is a mixed copolymer of propylene oxide and ethylene oxide in which the polyoxypropylene chain forms the hydrophobic and polyoxyethylene chain hydrophilic portion of the molecule, and 0.1 to 1.0% by weight of a nonionic emulsifier is added. Slovanik M 640, which is made by oxyethylation of higher fatty alcohols, 5-10% by weight of ethylene glycol is added to the finalizing composition to stabilize it at temperatures below 5 ° C. 1 to 1.0% formaldehyde, which spins the function of an antibacterial component During the intensive stirring, the polysaccharide obtained by cultivation of microorganisms of the genus Xaimtlholmoinia is added The mixture is ground by wet grinding and the end is diluted with water to give a final product of 33 to 55% by weight. of active substances. It is further homogenized. The formulation milk and homogemolysis of the formulation ensure high fineness of the active ingredients, high suspension stability and homogeneity of the formulation.
Bolo zisfeiné, že závěrečné mletie přípravku možno vyimeohialť, ak je atraziin pired fimaliziácioui požadovanej jemnosti, t. j. zvyšok na. slité 125 mim je menší alko 0,1 %.It has been found that the final milling of the formulation can be undermined if atrazine is pired by the optimization of the desired fineness, i. j. rest on. a molten 125 mime is less than 0.1% alcohol.
Je výhodné polysachiarid alebo jeho' vodný roztok přidal po mioikrloím mleti.It is preferred that the polysaccharide or an aqueous solution thereof be added after the microcirculation milling.
Postup možno modifikoval aj talk, že sa do roztoku soli MCPA piridá za miešania stabilná vodná suspenzia, obsahujúca 40 % him. účinnej látky sianazinu.The process may also be modified by adding a stable aqueous suspension containing 40% him to the MCPA salt solution with stirring. of the active substance sianazine.
Predmet vynálezu dlokumeintujú naisledujúce příklady prevedenia:The following examples illustrate the invention:
Příklad 1Example 1
Do banky sa, nadávkovalo 475 g rloztofcu obsalhujiúcehio 29,3 % 2-mietyl-4-chilórfeinoxyoictiovej kyseliny vo formě dimeityilamínovej soli a za miešiainia sa, přidalo 180 g 2,-c.hlór-4,6-bis-etylaimino-l,3,5-triia:zínu. Ďalej sa pridiaio1 9 g Slovaizoiu SF, po premiešaní sa přidalo, 3,2 g Slioyamiiku M 640. Za miešania pri teplote miesnosti sa přidal vodný roz tok poiziostávajúicii z 210 g vody, 10 g etyleniglylkoilu a 0,2 g polysacharidů i 0,5 ml fonmialdehydíu. Vzniklá zmes sa promlela mokrým mletím, ďalej sa doriedila vodou 15 ml a homogenizovala miešaním 20 minut. Analýzou sa zistila suspenzná stálost 1 % roztoku, ktorá bola 90,3 %.To the flask was charged 475 g of a solution containing 29.3% of 2-methyl-4-chloro-phenoxyoxyethioic acid in the form of the dimeityilaminate salt, and 180 g of 2-chloro-4,6-bis-ethylaimino-1 was added with stirring. 3,5-nitrile: -piperazine. 1 g of Slovaizoiu SF were added, after stirring, 3.2 g of Slioyami M 640 were added. While stirring at room temperature, an aqueous solution consisting of 210 g of water, 10 g of ethyleniglylkoil and 0.2 g of polysaccharides was added. 5 ml of phonaldehyde. The resulting mixture was ground by wet grinding, further diluted with water (15 ml) and homogenized by stirring for 20 minutes. The analysis showed a suspension stability of 1% solution which was 90.3%.
Příklad 2Example 2
Do banky opatrenej miešadlom a teplomerom sa nadávkovalo 475 g roztoku obsahujúceho 29,8 % 2-metyl-4-chlórfenoxyoctO'vej kyseliny vo formě dimetylamínovej soli, ďalej sa za miešania přidalo 350 g vodnej suspenzie obsahujúcej 40 % hm. 2-chlór-4,6-bis-etylamino-l,3,5-triazínu, pričom suspenzia dosahovala 2,5 percent hm. Slovazolu SF, 0,5 % Slovaniku M 640 a 5 % etylenglykolu a 0,5 % formaldehydu, bola stabilizovaná 0,2 % polysacharidů typu Rodopol. Suspeinzia účinných látok sa miešlala pri teplote miestnosti 20 minút. Vzniknutý kombinovaný herbicídny prípravok obsahoval dve účinné látky. Analýzou sa zistilo, že výsledný produkt obsahuje 16,98 % hm. 2-methyl-4-chlórfenOxyoctovej kyseliny vo terme dimetylamínoivej soli a 16,7 % 2-chlór-4,6-bis-etylamino-l,3,5-triazínu. Stálost 1 % suspenzie boila 90% po 30 minútach.A flask equipped with a stirrer and a thermometer was charged with 475 g of a solution containing 29.8% 2-methyl-4-chlorophenoxyacetic acid as the dimethylamine salt, followed by the addition of 350 g of an aqueous suspension containing 40% wt. 2-chloro-4,6-bis-ethylamino-1,3,5-triazine, the suspension reaching 2.5 wt. Slovazol SF, 0.5% Slavic M 640 and 5% ethylene glycol and 0.5% formaldehyde were stabilized with 0.2% polysaccharides of the Rodopol type. The suspeinzia of the active ingredients was stirred at room temperature for 20 minutes. The resulting combination herbicidal formulation contained two active ingredients. Analysis showed that the final product contained 16.98 wt. Of 2-methyl-4-chlorophenoxyacetic acid in the term dimethylamino salt and 16.7% of 2-chloro-4,6-bis-ethylamino-1,3,5-triazine. The stability of the 1% suspension was 90% after 30 minutes.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS640484A CS249866B1 (en) | 1984-08-24 | 1984-08-24 | Combined herbicidal preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS640484A CS249866B1 (en) | 1984-08-24 | 1984-08-24 | Combined herbicidal preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS249866B1 true CS249866B1 (en) | 1987-04-16 |
Family
ID=5410991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS640484A CS249866B1 (en) | 1984-08-24 | 1984-08-24 | Combined herbicidal preparation |
Country Status (1)
| Country | Link |
|---|---|
| CS (1) | CS249866B1 (en) |
-
1984
- 1984-08-24 CS CS640484A patent/CS249866B1/en unknown
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