WO2013054194A1 - Composition de solvant formulée pour un pesticide - Google Patents

Composition de solvant formulée pour un pesticide Download PDF

Info

Publication number
WO2013054194A1
WO2013054194A1 PCT/IB2012/002440 IB2012002440W WO2013054194A1 WO 2013054194 A1 WO2013054194 A1 WO 2013054194A1 IB 2012002440 W IB2012002440 W IB 2012002440W WO 2013054194 A1 WO2013054194 A1 WO 2013054194A1
Authority
WO
WIPO (PCT)
Prior art keywords
ester
oil
alkoxylate
pesticide
composition
Prior art date
Application number
PCT/IB2012/002440
Other languages
English (en)
Other versions
WO2013054194A4 (fr
Inventor
Siew Hwa TAN
Jamaluddin Bin SAAD
Leh Hung WONG
Soon Chee YAP
Kim Chai LEE
Original Assignee
Amril Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Amril Ag filed Critical Amril Ag
Publication of WO2013054194A1 publication Critical patent/WO2013054194A1/fr
Publication of WO2013054194A4 publication Critical patent/WO2013054194A4/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/30—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants

Definitions

  • the present invention relates to a formulated solvent for use in an agrochemical formulation.
  • the present invention relates to a formulated solvent composition mainly containing oleochemicals, for use in dissolving active ingredients in a pesticide formulation, such as pyrethroid.
  • agrochemicals refers to a broad range of chemical products used in agriculture, including pesticides, fungicides, bactericides, biocides, herbicides, insecticides, miticides, as well as fertilizers, hormones, plant growth regulators and concentrated stores of animal manure.
  • agrochemicals contain organic compounds which are insoluble or poorly soluble in water, thus a substantially complicated handling process is involved before these agrochemicals can be used in the field. Owing to a number of economical and ecological reasons, water-based agrochemical formulations are increasingly desired.
  • agrochemical formulation can be prepared in an emulsifiable concentrate (EC) or an oil-in-water emulsion (EW) form.
  • EC emulsifiable concentrate
  • EW oil-in-water emulsion
  • An EC can be obtained by dissolving the active ingredients of the agrochemicals in a suitable solvent.
  • the active ingredients are usually hydrophobic or lipophilic, the selection of solvent with the suitable capability of dissolving these active ingredients is vital.
  • the pesticide formulation can also be prepared in an EW system in which the active ingredients, solvent, water as well as additives can be included.
  • a suitable solvent which is capable of dissolving the active ingredients and allowing further dillution of the dissolved active ingredients with water is desirable in order to produce the water-based agrochemical formulation, and thus improving the performance of the active ingredients therein. Therefore, an effective surfactant system plays a major role in the solvent composition.
  • organic solvents such as xylene, mineral oil, kerosene, isophorone, diethoxol, cyclohexane or n-butanol
  • xylene, mineral oil, kerosene, isophorone, diethoxol, cyclohexane or n-butanol is commonly used as the key solvent or diluent in the EW preparation for pesticides as they are miscible with a wide range of liquid formulations.
  • solvents exhibit adverse health effects and negative environmental impacts, the use of such solvents shall be avoided.
  • the applications of other non-environmentally friendly and nonbiodegradable petrochemical-based compounds in the preparation of agrochemicals shall also be obviated and replaced by natural ingredients.
  • an oil-in-water emulsion for insecticides disclosed in U.S. Patent No. 2005042245. It comprises one or more insecticides, particularly pyrethroid; one or more solvents such as esters of aliphatic monocarboxylic acids, esters of aliphatic dicarboxylic acids, esters of aromatic monocarboxylic acids, esters of aromatic dicarboxylic acids or tri-n-alkylphosphates; an emulsifier system comprising one or more anionic surfactants and two or more non-ionic surfactants, one of which has a hydrophilic-lipophilic balance (HLB) value between 4 and 12 and the other one has a HLB value between 12 and 20; one or more film forming agents and thickeners; and water.
  • HLB hydrophilic-lipophilic balance
  • the primary object of the present invention is to provide an oleochemical-based formulated solvent for effectively dissolving active ingredients of pesticides in the solvent or in the final pesticide formulation, thus potentially enhancing the stability and performance of the pesticide formulation, especially in the EC or EW form.
  • Another object of the present invention is to provide a formulated solvent for effectively dissolving active ingredients of pesticides which has an effective surfactant system suitable for use in various aqueous-based pesticide formulations, particularly pyrethroid formulations.
  • Still another object of the present invention is to optimize the use of natural oil-based esters in agrochemical industry and to replace the petrochemical-based pesticide formulations by providing environmentally friendly oleochemical-based pesticide formulations.
  • Yet another object of the present invention is to provide an oleochemical-based formulated solvent for effectively dissolving active ingredients of pesticides in order to prepare an EC pesticide formulation in which no hazardous or costly organic solvent is required.
  • Further object of the present invention is to provide an oleochemical-based formulated solvent for effectively dissolving active ingredients of pesticides in which less solvent is required and water can be used as diluent during the preparation of an EW pesticide formulation.
  • At least one of the preceding objects is met, in whole or in part, by the present invention, in which one of the embodiments of the present invention describes a solvent composition for dissolving an active ingredient of pesticide, comprising a natural oil-based ester, and a surfactant system having a polyethylene glycol ester or a polyoxyethylene sorbitan ester, and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the natural oil-based ester is derived from palm oil, olive oil, sunflower oil, soybean oil, peanut oil, rapeseed oil, almond oil, coconut oil, tallow oil or fish oil.
  • the natural oil-based ester is a methyl or ethyl ester derived from palm or palm kernel oil. More preferably, the natural oil-based ester is having 6 to 22 carbon atoms. This the natural oil-based ester is preferably present in an amount of 40% to 85% by weight of the composition.
  • Another preferred embodiment of the present invention is a solvent composition in which the surfactant system applied therein comprises a polyethylene glycol ester or polyoxyethylene sorbitan ester, which can be polyethylene glycol monooleate or polyethylene glycol monolaurate.
  • this polyethylene glycol ester or polyoxyethylene sorbitan ester is present in an amount of 10% to 40% by weight of the composition.
  • the fatty alcohol alkoxylate, methyl ester alkoxylate or fatty acid alkoxylate used is in an amount of 5% to 30% by weight of the composition.
  • the alkoxylate of fatty alcohol, methyl ester or fatty acid used is a fatty alcohol ethoxylate having 1 to 20 moles of ethylene oxide. More preferably, the fatty alcohol alkoxylate, methyl ester alkoxylate or fatty acid alkoxylate can have a HLB value ranging from 6 to 14.
  • the solvent composition can be applied in the pesticide formulation containing active ingredients of pyrethroid, organophosphate, avermectin, aryloxyphenoxy-propionate, pyridine carboxylic acid or triazoles.
  • a pesticide formulation comprising an active ingredient of pesticide and a solvent composition for dissolving the active ingredient, wherein the solvent composition including a natural oil-based ester, and a surfactant system having a polyethylene glycol ester or polyoxyethylene sorbitan ester, and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the pesticide formulation can be an EC or an EW.
  • Still another embodiment of the present invention is a method for dissolving an active ingredient of pesticide comprising a step of adding the active ingredient into a solvent composition containing a natural oil-based ester, and a surfactant system having a polyethylene glycol ester or polyoxyethylene sorbitan ester, and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the solvent composition is added in an amount of 30% to 99% by weight of the formulation for the preparation of an EC.
  • EW 5% to 50% of the solvent composition is applied, and water and additives can be added to obtain the final pesticide formulation.
  • Further embodiment of the present invention discloses the use of solvent composition according to the preceding embodiments for dissolving an active ingredient of pesticide.
  • the present invention relates to a formulated solvent for use in an agrochemical.
  • the present invention relates to a formulated solvent composition mainly containing oleochemicals, for use in dissolving active ingredients in a pesticide formulation, such as pyrethroid.
  • the present invention discloses a solvent composition for dissolving an active ingredient of pesticide, comprising a natural oil-based ester, and a surfactant system having a polyethylene glycol ester or a polyoxyethylene sorbitan ester, and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the solvent composition is formulated to effectively dissolve the active ingredient of pesticide, which can be prepared in an EC formulation or further diluted into an EW formulation.
  • This natural oil-based ester can be derived from palm oil, olive oil, sunflower oil, soybean oil, peanut oil, rapeseed oil, almond oil, coconut oil, tallow oil or fish oil.
  • this natural oil-based ester is a palm methyl ester or palm kernel methyl ester. More preferably, the natural oil-based ester is having 6 to 22 carbon atoms.
  • Palm-based methyl ester is deemed the most preferred major ingredient to be applied as the solvent in the present formulated solvent composition, as it is capable of replacing the petrochemical-based solvent and dissolving the active ingredients of a wide range of pesticides.
  • palm stearin methyl ester is capable of dissolving the active ingredients by evenly and effectively dispersing the active ingredients and thus potentially enhancing the performance of the active ingredients therein.
  • the natural oil-based methyl ester applied is preferably present in an amount of 40% to 85% by weight of the composition. Therefore, the solvent composition provided is environmentally friendly.
  • the formulated solvent composition of the present invention also contains a surfactant system which is made up of one or more wetting agents.
  • the surfactant system of the present composition includes a polyethylene glycol or polyoxyethylene sorbitan ester, and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the polyethylene glycol ester applied in the composition is preferably a polyethylene glycol monoester which can be polyethylene glycol monooleate or polyethylene glycol monolaurate.
  • This ester can act as an emulsifier in the pesticide formulation.
  • the co- surfactant used is a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the fatty alcohol alkoxylate, methyl ester alkoxylate or fatty acid alkoxylate can have a HLB value ranging from 6 to 14.
  • the alkoxylate applied is a natural oil-based fatty alcohol ethoxylate having 1 to 20 moles of ethylene oxide. This fatty alcohol ethoxylate is suitable to be used with high viscosity and low pH agrochemical formulations for lowering their viscosity.
  • this polyethylene glycol or polyoxyethylene sorbitan ester used in the solvent composition is in an amount of 10% to 40% by weight of the composition; whereas the fatty alcohol alkoxylate, methyl ester alkoxylate or fatty acid alkoxylate is present in an amount of 5% to 30% by weight of the composition.
  • An example of the formulated solvent composition is further detailed in the Example 1.
  • the active ingredients that can be dissolved by the solvent composition includes pyrethroid, organophosphate or avermectin.
  • the present invention does not intend to limit the class of pesticidal active ingredients which can be used together with the solvent composition. This class of pesticidal active ingredients is selected based on the nature of its application.
  • another embodiment of the present invention also discloses a pesticide formulation
  • a pesticide formulation comprising an active ingredient of pesticide and a solvent composition for dissolving the active ingredient, wherein the solvent composition including a natural oil-based ester, and a surfactant system having a polyethylene glycol or polyoxyethylene sorbitan ester and a fatty alcohol alkoxylate, a methyl ester alkoxylate or a fatty acid alkoxylate.
  • the pesticide formulation can be an EC or an EW.
  • Still another embodiment of the present invention is a method for dissolving an active ingredient of pesticide comprising a step of adding the active ingredient into a solvent composition according to the preceding embodiments.
  • the pesticide formulation can be prepared in an EC or EW formulation.
  • the solvent composition is added in an amount of 30% to 99% by weight of the formulation in order to dissolve the active ingredients.
  • 5% to 50% of the solvent composition can be applied for dissolving the active ingredients.
  • the dissolved active ingredients can be easily diluted by water and fortified with other additives in order to obtain the final EW pesticide formulation.
  • An EW pesticide formulation is shown in Example 2.
  • the prepared formulation can be sprayed onto a field to treat and control a wide range of insects, as the exoskeletons of the insects are porous, thus the active ingredients in the aqueous-based insecticide formulation is allowed to penetrate the treated surface of these insects.
  • Table 1 shows a formulated solvent composition according to one of the preferred embodiments of the present invention.
  • the ingredients can be commercially obtained. All ingredients can be mixed to obtain a homogeneous composition.
  • Table 2 shows the application of the formulated solvent composition as a solvent for active ingredients of pesticide, in comparison to the existing technology (Pesticide A).
  • the use of the formulated solvent composition in dissolving active ingredients allows the dissolved active ingredients to be further diluted with water to form the pesticide formulation (Pesticide B), and reduce the use of organic solvent in the formulation.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Agronomy & Crop Science (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

La présente invention concerne une composition de solvant permettant de dissoudre un principe actif d'un pesticide, comprenant un ester à base d'huile naturelle, et un système tensioactif comportant un ester de polyéthylène glycol ou un ester de polyoxyéthylène sorbitane, et un alcoxylate d'alcool gras, un alcoxylate d'ester de méthyle ou un alcoxylate d'acide gras.
PCT/IB2012/002440 2011-10-13 2012-10-12 Composition de solvant formulée pour un pesticide WO2013054194A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MYPI2011700152 2011-10-13
MYPI2011700152 2011-10-13

Publications (2)

Publication Number Publication Date
WO2013054194A1 true WO2013054194A1 (fr) 2013-04-18
WO2013054194A4 WO2013054194A4 (fr) 2013-07-18

Family

ID=47356229

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2012/002440 WO2013054194A1 (fr) 2011-10-13 2012-10-12 Composition de solvant formulée pour un pesticide

Country Status (1)

Country Link
WO (1) WO2013054194A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015085377A1 (fr) * 2013-12-11 2015-06-18 Oxiteno S.A. Indústria E Comércio Alkylester d'acide polycarboxylique dérivé d'alcool ramifié et linéaire de source végétale, et utilisation d'un alkylester dans des formulations agrochimiques
US9642357B2 (en) 2012-12-06 2017-05-09 Ishihara Sangyo Kaisha, Ltd. Oil-based pesticidal suspension
WO2017158193A1 (fr) * 2016-03-17 2017-09-21 Oleon Nv Composition comprenant un mel, un ester methylique d'acide gras et un tensioactif non-ionique de hlb superieur ou egal a 12
JP2022505538A (ja) * 2018-10-24 2022-01-14 シンジェンタ パーティシペーションズ アーゲー 新規なアバメクチン可溶性濃縮組成物（ｓｌ）
WO2022148949A1 (fr) * 2021-01-06 2022-07-14 UPL Corporation Limited Composition herbicide
WO2022226262A1 (fr) * 2021-04-22 2022-10-27 Ethox Chemicals, Llc Composition améliorée pour le mouillage de sols hydrophobes
EP4245139A1 (fr) 2022-03-15 2023-09-20 Centre national de la recherche scientifique Compositions comprenant un extrait botanique en tant qu'agent insecticide

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001062080A1 (fr) * 2000-02-23 2001-08-30 Victorian Chemicals International Pty Ltd Compositions contenant une hormone de croissance vegetale
US20050042245A1 (en) 2000-11-01 2005-02-24 Claude Taranta Oil-in-water emulsion formulation of insecticides
US20090163554A1 (en) * 2005-09-09 2009-06-25 Bayer Cropscience Ag Use of CNI-OD Formulations for Controlling White Fly
WO2010003889A1 (fr) * 2008-07-08 2010-01-14 Akzo Nobel N.V. Mélanges de tensioactifs utilisables en agriculture

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001062080A1 (fr) * 2000-02-23 2001-08-30 Victorian Chemicals International Pty Ltd Compositions contenant une hormone de croissance vegetale
US20050042245A1 (en) 2000-11-01 2005-02-24 Claude Taranta Oil-in-water emulsion formulation of insecticides
US20090163554A1 (en) * 2005-09-09 2009-06-25 Bayer Cropscience Ag Use of CNI-OD Formulations for Controlling White Fly
WO2010003889A1 (fr) * 2008-07-08 2010-01-14 Akzo Nobel N.V. Mélanges de tensioactifs utilisables en agriculture

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9642357B2 (en) 2012-12-06 2017-05-09 Ishihara Sangyo Kaisha, Ltd. Oil-based pesticidal suspension
WO2015085377A1 (fr) * 2013-12-11 2015-06-18 Oxiteno S.A. Indústria E Comércio Alkylester d'acide polycarboxylique dérivé d'alcool ramifié et linéaire de source végétale, et utilisation d'un alkylester dans des formulations agrochimiques
CN106164039A (zh) * 2013-12-11 2016-11-23 科莱恩私人控股公司 衍生自植物源的支链和直链醇的聚羧酸烷基酯及烷基酯在农用化学制剂中的用途
AU2017232394B2 (en) * 2016-03-17 2021-02-25 Oleon Nv Composition comprising a MEL, a fatty acid methyl ester and a non-ionic surfactant having an HLB value greater than or equal to 12
FR3048850A1 (fr) * 2016-03-17 2017-09-22 Oleon Nv Composition comprenant un mel, un ester methylique d'acide gras et un tensioactif non-ionique de hlb superieur ou egal a 12
US20190069544A1 (en) * 2016-03-17 2019-03-07 Oleon Nv Composition comprising a mel, a fatty acid methyl ester and a non-ionic surfactant having a hlb value greater than or equal to 12
WO2017158193A1 (fr) * 2016-03-17 2017-09-21 Oleon Nv Composition comprenant un mel, un ester methylique d'acide gras et un tensioactif non-ionique de hlb superieur ou egal a 12
JP2022505538A (ja) * 2018-10-24 2022-01-14 シンジェンタ パーティシペーションズ アーゲー 新規なアバメクチン可溶性濃縮組成物（ｓｌ）
JP7429230B2 (ja) 2018-10-24 2024-02-07 シンジェンタ パーティシペーションズ アーゲー 新規なアバメクチン可溶性濃縮組成物（ｓｌ）
WO2022148949A1 (fr) * 2021-01-06 2022-07-14 UPL Corporation Limited Composition herbicide
WO2022226262A1 (fr) * 2021-04-22 2022-10-27 Ethox Chemicals, Llc Composition améliorée pour le mouillage de sols hydrophobes
EP4245139A1 (fr) 2022-03-15 2023-09-20 Centre national de la recherche scientifique Compositions comprenant un extrait botanique en tant qu'agent insecticide
WO2023174908A1 (fr) 2022-03-15 2023-09-21 Centre National De La Recherche Scientifique Compositions comprenant un extrait botanique en tant qu'agent insecticide

Also Published As

Publication number Publication date
WO2013054194A4 (fr) 2013-07-18

Similar Documents

Publication Publication Date Title
WO2013054194A1 (fr) Composition de solvant formulée pour un pesticide
US12016331B2 (en) Microemulsions and uses thereof as delivery systems
KR20150085541A (ko) 농약 조성물
AU2011220319B2 (en) Emulsion adjuvant for herbicides
MX2014011436A (es) Concentrados de herbicidas acuosos que contienen esteres de alquilo de acidos grasos, amidas de acidos grasos, o esteres de acidos grasos trigliceridos y metodos de uso.
CN103874410A (zh) 组合物及其制备方法以及含有该组合物的植物检疫制剂
US20230148592A1 (en) Compositions comprising ethoxylated lecithin and methods of making and using the same
WO2007095163A2 (fr) Systeme emulsifiant et formulations pesticides le contenant
WO2012057610A2 (fr) Potentialisateur pour herbicide liquide soluble
AU2011336820B2 (en) Low toxicity, low odor, low volatility solvent for agricultural chemical formulations
WO2013054197A1 (fr) Agent de potentialisation pour herbicide liquide soluble
EP3593637A1 (fr) Concentré de régulateur de croissance de plantes et son utilisation
JPH05112402A (ja) 植物保護用エマルジヨン
WO2022118820A1 (fr) Préparation pesticide liquide
CN114072226A (zh) 一种获得高稳定性天然除虫菊酯微生物胶囊的方法和过程
WO2022195047A1 (fr) Composition agrochimique
WO2022118819A1 (fr) Préparation pesticide liquide
WO2024132825A1 (fr) Composition
WO2022118812A1 (fr) Composition pesticide liquide
CZ248596A3 (en) Emulgator mixtures
JP2010150143A (ja) 殺虫効果の向上した水性懸濁製剤

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12799600

Country of ref document: EP

Kind code of ref document: A1

DPE2 Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101)
NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12799600

Country of ref document: EP

Kind code of ref document: A1