BR112013019641A2 - methods of combating insects and preparing the composition and liquid composition - Google Patents
methods of combating insects and preparing the composition and liquid composition Download PDFInfo
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- BR112013019641A2 BR112013019641A2 BR112013019641-6A BR112013019641A BR112013019641A2 BR 112013019641 A2 BR112013019641 A2 BR 112013019641A2 BR 112013019641 A BR112013019641 A BR 112013019641A BR 112013019641 A2 BR112013019641 A2 BR 112013019641A2
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- composition
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- polyorganosiloxane
- anopheles
- larvicide
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- 239000001525 mentha piperita l. herb oil Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 235000019477 peppermint oil Nutrition 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 150000003856 quaternary ammonium compounds Chemical class 0.000 description 1
- 239000010668 rosemary oil Substances 0.000 description 1
- 229940058206 rosemary oil Drugs 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- SRJQTHAZUNRMPR-SFGMUSMWSA-N spinosyn-a Chemical compound C([C@@H](OC(=O)C[C@H]1[C@@H]2C=C[C@@H]3C[C@H](C[C@H]3[C@@H]2C=C1C(=O)[C@@H]1C)O[C@H]2[C@@H]([C@H](OC)[C@@H](OC)[C@H](C)O2)OC)CC)CCC1O[C@H]1CC[C@H](N(C)C)[C@@H](C)O1 SRJQTHAZUNRMPR-SFGMUSMWSA-N 0.000 description 1
- 229920006301 statistical copolymer Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000004548 suspo-emulsion Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000003760 tallow Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- KRTNITDCKAVIFI-UHFFFAOYSA-N tridecyl benzenesulfonate Chemical class CCCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 KRTNITDCKAVIFI-UHFFFAOYSA-N 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
MÉTODO PARA CONTROLAR INSETOS, COMPOSIÇÃO LÍQUIDA E MÉTODO PARA PREPARAÇÃO DA COMPOSIÇÃO. A presente invenção refere-se a uma composição líquida contendo um poliorganosiloxano, um larvicida, que contém temefos, spinosad, dinetofuran, metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis , ou Bacillus sphaericus , e pelo menos 10% em peso de um solvente orgânico sintético imiscível em água. Ela também se refere a um método de preparação de dita composição compreendendo a mistura do poliorganosiloxano, do larvicida, e do solvente orgânico, e a um método para controlar insetos sendo que dita composição é aplicada em uma superfície de água.METHOD TO CONTROL INSECTS, LIQUID COMPOSITION AND METHOD FOR PREPARING THE COMPOSITION. present invention relates to a liquid composition containing a polyorganosiloxane, a larvicide, which contains temephos, spinosad, dinetofuran, methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis , or Bacillus sphaericus , and at least 10% by weight of a water-immiscible synthetic organic solvent. It also refers to a method of preparing said composition comprising mixing the polyorganosiloxane, larvicide, and organic solvent, and a method to control insects and said composition is applied in a water surface.
Description
[001] A presente invenção refere-se a uma composição contendo um poliorganosiloxano e um larvicida. Ela também se refere a um método de preparação de dita composição compreendendo o poliorganosiloxano, o larvicida, e opcionalmente os outros componentes e a um método de controle de insetos, sendo que a dita composição é aplicada sobre uma superfície de água. Combinações de concretizações preferidas com outras concretizações preferidas estão dentro do escopo da presente invenção.[001] The present invention relates to a composition containing a polyorganosiloxane and a larvicide. It also relates to a method of preparing said composition comprising the polyorganosiloxane, the larvicide, and optionally the other components, and to a method of controlling insects, said composition being applied to a water surface. Combinations of preferred embodiments with other preferred embodiments are within the scope of the present invention.
[002] O controle de insetos aquáticos por polímeros de silicone é uma importante ferramenta em gestão pública de saúde.[002] The control of aquatic insects by silicone polymers is an important tool in public health management.
[003] O documento patentário WO 2008/014566 sugere uma composição para a proteção de um corpo de água compreendendo 5 a 95% em peso de polímero de silicone, zero a 90% em peso de material portador e mais de zero a 20% em peso de surfactante. Esta composição protege a interface líquido/gás de infestações por insetos e rompe o ciclo de vida do mosquito.[003] Patent document WO 2008/014566 suggests a composition for the protection of a body of water comprising 5 to 95% by weight of silicone polymer, zero to 90% by weight of carrier material and more than zero to 20% by weight surfactant weight. This composition protects the liquid/gas interface from insect infestations and breaks the mosquito's life cycle.
[004] A eficácia do estado da arte pode ser ainda otimizada.[004] The effectiveness of the state of the art can be further optimized.
Objeto da presente invenção era aperfeiçoar a eficácia de composições contendo polímeros de silicone.Object of the present invention was to improve the effectiveness of compositions containing silicone polymers.
[005] O objeto foi solucionado por uma composição contendo um poliorganosiloxano e um larvicida, especificamente uma composição líquida contendo: - um poliorganosiloxano; - um larvicida, que contém temefos, spinozad, dinetofuran,[005] The object was solved by a composition containing a polyorganosiloxane and a larvicide, specifically a liquid composition containing: - a polyorganosiloxane; - a larvicide, which contains temephos, spinozad, dinetofuran,
metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, ou Bacillus sphaericus; e - pelo menos 10% em peso de um solvente orgânico sintético imiscível em água.methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, or Bacillus sphaericus; and - at least 10% by weight of a water-immiscible synthetic organic solvent.
[006] Poliorganosiloxanos são polímeros, nos quais átomos de silicone são ligados via átomos de oxigênio, sendo que cada átomo de silicone sustenta um ou diversos grupos orgânicos. Eles também são conhecidos como silicones e revistos por Moretto et al., Ullmann's Encyclopedia of Industrial Chemistry, 2000, Keyword "Silicones".[006] Polyorganosiloxanes are polymers, in which silicon atoms are linked via oxygen atoms, with each silicon atom holding one or several organic groups. They are also known as silicones and reviewed by Moretto et al., Ullmann's Encyclopedia of Industrial Chemistry, 2000, Keyword "Silicones".
[007] Os grupos organo do poliorganosiloxano compreendem alquila, arila e/ou grupos poliméricos. O poliorganosiloxano pode ser linear, cíclico (tipo trisiloxanos), ramificados ou reticulados. Em uma primeira concretização preferida, os grupos organo do poliorganosiloxano compreendem (preferivelmente consistem de) grupos alquila, e/ou arila. Em uma segunda concretização preferida, os grupos organo do poliorganosiloxano compreendem grupos poliméricos adicionalmente a grupos alquila e/ou arila.[007] The organo groups of polyorganosiloxane comprise alkyl, aryl and/or polymeric groups. Polyorganosiloxane can be linear, cyclic (type trisiloxanes), branched or cross-linked. In a first preferred embodiment, the polyorganosiloxane organo groups comprise (preferably consist of) alkyl, and/or aryl groups. In a second preferred embodiment, the polyorganosiloxane organo groups comprise polymeric groups in addition to alkyl and/or aryl groups.
[008] Exemplos de grupos alquila são C1-C12 alquila, preferivelmente metila. Exemplos de grupos arila são fenila ou grupos fenila substituídos, preferivelmente fenila. Particularmente, o poliorganosiloxano compreende polidimetilsiloxano (também conhecidos como dimeticona). A composição química de polidimetilsiloxano em geral é representada pela fórmula (CH3)3SiO[SiO(CH3)2]nSi(CH3)3. O n usualmente apresenta um valor de pelo menos 3, preferivelmente pelo menos 5. O valor de n pode ser de até 5000, preferivelmente até 2000. Polidimetilsiloxanos estão comercialmente disponíveis, por exemplo da Dow Corning as Xiameter® PMX-200.[008] Examples of alkyl groups are C1-C12 alkyl, preferably methyl. Examples of aryl groups are phenyl or substituted phenyl groups, preferably phenyl. Particularly, polyorganosiloxane comprises polydimethylsiloxane (also known as dimethicone). The chemical composition of polydimethylsiloxane in general is represented by the formula (CH3)3SiO[SiO(CH3)2]nSi(CH3)3. The n usually has a value of at least 3, preferably at least 5. The value of n may be up to 5000, preferably up to 2000. Polydimethylsiloxanes are commercially available, for example from Dow Corning as Xiameter® PMX-200.
[009] Grupos poliméricos preferidos são poliéter. Tais compostos são também conhecidos como poliorganosiloxano-poliéter. Tipicamente, o poliéter contém poli(óxido de etileno), poli (óxido de propileno), ou poli(óxido de etileno - óxido de co - propileno), sendo que este último pode ser um copolímero estatístico ou em bloco dos óxidos de alquileno. O poliorganosiloxano-poliéter pode estar presente como polímeros lineares, ramificados ou tipo comb. Os polímeros podem apresentar uma ligação Si-O-C assim como ligações Si-C entre o polisiloxano e o segmento poliéter. Exemplos de poliorganosiloxano-poliéter são conhecidos a partir de Moretto et al., Ullmann's Encyclopedia of Industrial Chemistry, 2000, Keyword "Silicones", capítulo 6.1, especialmente na tabela 9. Poliorganosiloxano-poliéteres estão comercialmente disponíveis, por exemplo os tipos Dow Corning® Q4-3667 (polímero em bloco ABA), 5103 Surfactante (polímero de enxerto), agente superumectante Q2-521 1 (trisiloxano), ou da Evonik Break-thru® S 240 (trisiloxano), ou Break-thru® OE (polímero de enxerto).[009] Preferred polymeric groups are polyether. Such compounds are also known as polyorganosiloxane-polyether. Typically, the polyether contains poly(ethylene oxide), poly(propylene oxide), or poly(ethylene oxide-co-propylene oxide), the latter being a statistical or block copolymer of the alkylene oxides. The polyorganosiloxane-polyether can be present as linear, branched or comb-type polymers. Polymers can have an Si-O-C bond as well as Si-C bonds between the polysiloxane and the polyether segment. Examples of polyorganosiloxane-polyethers are known from Moretto et al., Ullmann's Encyclopedia of Industrial Chemistry, 2000, Keyword "Silicones", chapter 6.1, especially in table 9. Polyorganosiloxane-polyethers are commercially available, for example the Dow Corning® types Q4-3667 (ABA block polymer), 5103 Surfactant (graft polymer), Q2-521 1 (trisiloxane), or Evonik Break-thru® S 240 (trisiloxane), or Break-thru® OE (trisiloxane) superwetting agent. graft).
[010] A viscosidade do poliorganosiloxano pode variar de 10 a[010] The viscosity of polyorganosiloxane can range from 10 to
50.000 cSt, preferivelmente de 40 a 15.000 cSt.50,000 cSt, preferably 40 to 15,000 cSt.
[011] Misturas de poliorganosiloxanos podem ser usadas ou um tipo simples de poliorganosiloxano. Preferivelmente, pelo menos dois diferentes poliorganosiloxanos são usados. Misturas preferidas compreendem um polidimetilsiloxano e um poliorganosiloxano-poliéter. Usualmente, a razão de polidimetilsiloxano para poliorganosiloxano-poliéter situa-se na faixa de 50 a 1 para 1 a 10, preferivelmente de 10 a 1 para 1 a 2, e particularmente de 5 a 1 para 2 a 1.[011] Blends of polyorganosiloxanes can be used or a simple type of polyorganosiloxane. Preferably at least two different polyorganosiloxanes are used. Preferred blends comprise a polydimethylsiloxane and a polyorganosiloxane-polyether. Usually, the ratio of polydimethylsiloxane to polyorganosiloxane-polyether is in the range from 50 to 1 to 1 to 10, preferably from 10 to 1 to 1 to 2, and particularly from 5 to 1 to 2 to 1.
[012] A composição pode conter de 1 a 50% em peso de poliorganosiloxanos no total. Preferivelmente, ela contém de 5 a 30% em peso de poliorganosiloxanos no total, particularmente de 10 a 20% em peso.[012] The composition may contain from 1 to 50% by weight of polyorganosiloxanes in total. Preferably, it contains from 5 to 30% by weight of polyorganosiloxanes in total, particularly from 10 to 20% by weight.
[013] Larvicidas são tipicamente inseticidas que matam larvas, larvas de mosquito por exemplo. Exemplos são larvicidas sintéticos (tais como temefos, dinetofuran, spinosad ou metoprene) e larvicidas microbianas (tais como Bacillus thuringiensis, Bacillus thuringiensis israelensis, Bacillus sphaericus). Larvicidas estão comercialmente disponíveis, tal como sob o nome comercial Altosid® (metopreno), Abate® (temefos), GF-120 NF Naturalyte® Fruit Fly Bait (mistura de spinosad A & D), Aqua-bac® (Bacillus thuringiensis israelensis), ou Fourstar® (Bacillus sphaericus). Em uma forma a larvicida contém temefos, spinozad, dinetofuran, metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, ou Bacillus sphaericus.[013] Larvicides are typically insecticides that kill larvae, mosquito larvae for example. Examples are synthetic larvicides (such as temefos, dinetofuran, spinosad or methoprene) and microbial larvicides (such as Bacillus thuringiensis, Bacillus thuringiensis israelensis, Bacillus sphaericus). Larvicides are commercially available, such as under the trade name Altosid® (methoprene), Abate® (temefos), GF-120 NF Naturalyte® Fruit Fly Bait (mixture of spinosad A & D), Aqua-bac® (Bacillus thuringiensis israelensis) , or Fourstar® (Bacillus sphaericus). In one form the larvicide contains temephos, spinozad, dinetofuran, methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, or Bacillus sphaericus.
[014] Preferivelmente, a larvicida é um larvicida sintético, tal como temefos, dinetofuran ou metoprene. Particularmente, a larvicida é temefos.[014] Preferably, the larvicide is a synthetic larvicide, such as temephos, dinetofuran or methoprene. Particularly, larvicide is temephos.
[015] A composição pode conter de 0,1 a 60% em peso de larvicida. Preferivelmente, ela contém de 0,5 a 40% em peso de larvicida, particularmente de 3 a 20% em peso.[015] The composition may contain from 0.1 to 60% by weight of larvicide. Preferably, it contains from 0.5 to 40% by weight of larvicide, particularly from 3 to 20% by weight.
[016] A razão em peso de larvicida / poliorganosiloxano pode ser de 50/1 a 1 / 50, preferivelmente de 7/1 a 1/7, e particularmente de 2,5 a 1 / 2,5.[016] The weight ratio of larvicide / polyorganosiloxane may be from 50/1 to 1/50, preferably from 7/1 to 1/7, and particularly from 2.5 to 1/2.5.
[017] A composição pode ser líquida ou sólida. Preferivelmente, a composição é uma composição líquida, tal como uma solução, emulsão, suspensão ou suspoemulsão. Preferivelmente o líquido é uma solução ou emulsão, particularmente uma solução.[017] The composition can be liquid or solid. Preferably, the composition is a liquid composition, such as a solution, emulsion, suspension or suspoemulsion. Preferably the liquid is a solution or emulsion, particularly a solution.
[018] A composição pode conter água. Usualmente, ela contém até 10% em peso de água, preferivelmente até 5% em peso, e particularmente até 1% em peso. Também é possível que a composição seja livre de água.[018] The composition may contain water. It usually contains up to 10% by weight of water, preferably up to 5% by weight, and particularly up to 1% by weight. It is also possible for the composition to be water free.
[019] A composição pode conter um solvente orgânico sintético.[019] The composition may contain a synthetic organic solvent.
Solventes orgânicos sintéticos podem ser sintetizados por síntese química humano-controlada. Óleos minerais ou vegetais não são usualmente considerados solventes orgânicos sintéticos. Solventes orgânicos preferidos são solventes orgânicos imiscíveis em água, tal como solventes orgânicos que apresentam uma solubilidade em água a 20 °C de até 10% em peso, preferivelmente até 4% em peso, mais preferivelmente até 2% em peso, ainda mais preferivelmente até 1 ,0% em peso, e particularmente até 0,5% em peso.Synthetic organic solvents can be synthesized by human-controlled chemical synthesis. Mineral or vegetable oils are not usually considered synthetic organic solvents. Preferred organic solvents are water-immiscible organic solvents, such as organic solvents which have a solubility in water at 20°C of up to 10% by weight, preferably up to 4% by weight, more preferably up to 2% by weight, even more preferably up to 1.0% by weight, and particularly up to 0.5% by weight.
[020] Solventes orgânicos adequados são cetonas, ésteres, éteres, ou hidrocarbonetos C5-18 alifáticos. Cetonas adequadas são cetonas C5- 18 alifáticas, preferivelmente 2-heptanona. Ésteres adequados são ésteres de álcoois C4-36 alifáticos com ácidos C1-18 alifáticos, preferivelmente acetato de isobornila. Éteres adequados são di-éteres C1-36, tais como di-n-hexil éter, di-n- octil éter, di-n-decil éter, ou di-n-lauril éter. Hidrocarbonetos alifáticos preferidos são hidrocarbonetos alifáticos C6-18, hidrocarbonetos alifáticos C7-14 mais preferidos, particularmente 1-metil-4-isopropenil-1 -ciclohexeno (isômeros (R)- e/ou ((S)). Especialmente solventes orgânicos sintéticos adequados compreendem uma cetona C5-12 alifática, hidrocarbonetos C5-18 alifáticos, ésteres de alcoóis C6-24 alifáticos com ácidos C1-6 alifáticos, e/ou di-éteres C2-18 alifáticos. Solventes orgânicos sintéticos especialmente preferidos são 2- heptanona, 1 - metil-4-isopropenil-1 -ciclohexeno, acetato de isobornila, e/ou di- n-hexil éter. Misturas de solventes acima referidos também são possíveis.[020] Suitable organic solvents are ketones, esters, ethers, or C5-18 aliphatic hydrocarbons. Suitable ketones are C5-18 aliphatic ketones, preferably 2-heptanone. Suitable esters are esters of aliphatic C4-36 alcohols with aliphatic C1-18 acids, preferably isobornyl acetate. Suitable ethers are C1-36 di-ethers, such as di-n-hexyl ether, di-n-octyl ether, di-n-decyl ether, or di-n-lauryl ether. Preferred aliphatic hydrocarbons are C6-18 aliphatic hydrocarbons, more preferred C7-14 aliphatic hydrocarbons, particularly 1-methyl-4-isopropenyl-1-cyclohexene ((R)- and/or ((S)-isomers) Especially suitable synthetic organic solvents. comprise a C5-12 aliphatic ketone, C5-18 aliphatic hydrocarbons, esters of C6-24 aliphatic alcohols with C1-6 aliphatic acids, and/or C2-18 aliphatic diethers. Especially preferred synthetic organic solvents are 2-heptanone, 1 - methyl-4-isopropenyl-1-cyclohexene, isobornyl acetate, and/or di-n-hexyl ether Mixtures of solvents mentioned above are also possible.
[021] A composição pode conter até 95% em peso do solvente orgânico, preferivelmente até 85% em peso.[021] The composition may contain up to 95% by weight of the organic solvent, preferably up to 85% by weight.
[022] Tipicamente, a composição contém pelo menos 10% em peso do solvente orgânico, preferivelmente pelo menos 30% em peso, mais preferivelmente pelo menos 45% em peso, e particularmente pelo menos 60% em peso.[022] Typically, the composition contains at least 10% by weight of the organic solvent, preferably at least 30% by weight, more preferably at least 45% by weight, and particularly at least 60% by weight.
[023] A composição pode conter óleo mineral ou vegetal adicionalmente ao solvente orgânico solvente. Exemplos de óleo mineral são óleos a base de destilados de petróleo, tal como frações de hidrocarboneto aromático e/ou alifático. Exemplos de óleo vegetal de flor de girassol, canola, semente de colza, palma, soja, amendoim, semente de algodão, semente de palma, coco ou oliva. A composição pode conter até 15% em peso de óleo mineral ou vegetal, preferivelmente até 5% em peso, mais preferivelmente até[023] The composition may contain mineral or vegetable oil in addition to the organic solvent solvent. Examples of mineral oil are oils based on petroleum distillates, such as aromatic and/or aliphatic hydrocarbon fractions. Examples of vegetable oil from sunflower, canola, rapeseed, palm, soybean, peanut, cottonseed, palm, coconut or olive flower. The composition may contain up to 15% by weight of mineral or vegetable oil, preferably up to 5% by weight, more preferably up to
1% em peso e particularmente até 0,1% em peso. Também é possível que a composição seja livre de óleo mineral ou vegetal.1% by weight and particularly up to 0.1% by weight. It is also possible that the composition is free from mineral or vegetable oil.
[024] A composição pode conter um óleo essencial. Óleos essenciais adequados podem ser óleos essenciais que são repelentes a mosquitos. Exemplos de óleos essenciais são óleo de citronela, óleo de eucalipto, óleo de canela, óleo de alecrim, óleo de limão-erva, óleo de cedro, óleo de menta, óleo de cravo, e óleo de gerânio. Óleo essencial preferido é óleo de eucalipto.[024] The composition may contain an essential oil. Suitable essential oils can be essential oils that are mosquito repellent. Examples of essential oils are citronella oil, eucalyptus oil, cinnamon oil, rosemary oil, lemongrass oil, cedarwood oil, peppermint oil, clove oil, and geranium oil. Preferred essential oil is eucalyptus oil.
[025] A composição pode conter até 50% em peso de óleo essencial, preferivelmente até 20% em peso e particularmente até 3% em peso. A composição pode conter pelo menos 0,01% em peso de óleo essencial, preferivelmente pelo menos 0,1% em peso e particularmente pelo menos 1% em peso. Em uma outra concretização, a composição é vire de óleo essencial.[025] The composition may contain up to 50% by weight of essential oil, preferably up to 20% by weight and particularly up to 3% by weight. The composition may contain at least 0.01% by weight of essential oil, preferably at least 0.1% by weight and particularly at least 1% by weight. In another embodiment, the composition is an essential oil turn.
[026] A composição pode compreender outros aditivos de formulação comuns, tal como surfactantes, absorvedores de UV, espessantes, ou bactericidas.[026] The composition may comprise other common formulation additives such as surfactants, UV absorbers, thickeners, or bactericides.
[027] Surfactantes que são particularmente adequados são surfactantes aniônicos, catiônicos, não iônicos e anfotérico, polímeros em bloco e polieletrólitos. Surfactantes preferidos são surfactantes não iônicos.[027] Surfactants that are particularly suitable are anionic, cationic, nonionic and amphoteric surfactants, block polymers and polyelectrolytes. Preferred surfactants are non-ionic surfactants.
Quaisquer poliorganosiloxanos não são considerados como surfactante na presente invenção.Any polyorganosiloxanes are not considered as a surfactant in the present invention.
[028] Surfactantes aniônicos adequados são álcali, sais alcalinos, alcalino terrosos ou de amônio de sulfonatos, sulfatos, fosfatos ou carboxilatos.[028] Suitable anionic surfactants are alkali, alkaline, alkaline earth or ammonium salts of sulphonates, sulphates, phosphates or carboxylates.
Exemplos de sulfonatos são arilsulfonatos de alquila, difenilsulfonatos, sulfonatos de alfa-olefina, sulfonatos de ácidos graxos e óleos, sulfonatos de alquilfenóis etoxilados, sulfonatos de naftalenos condensados, sulfonatos de dodecil- e tridecilbenzenos, sulfonatos de naftalenos e alquilnaftalenos,Examples of sulfonates are alkyl arylsulfonates, diphenylsulfonates, alpha-olefin sulfonates, fatty acid and oil sulfonates, ethoxylated alkylphenol sulfonates, condensed naphthalene sulfonates, dodecyl- and tridecylbenzene sulfonates, naphthalene and alkylnaphthalene sulfonates,
sulfosuccinatos ou sulfosuccinamatos. Exemplos de sulfatos são sulfatos de ácidos graxos e óleos, de alquilfenóis etoxilados, de álcoois, de álcoois etoxilados, ou de ésteres de ácido graxo. Exemplos de fosfatos são fosfato ésteres. Exemplos de carboxilatos são alquil carboxilatos e álcool carbolado ou etoxilados de alquilfenol.sulfosuccinates or sulfosuccinamates. Examples of sulfates are sulfates of fatty acids and oils, of ethoxylated alkylphenols, of alcohols, of ethoxylated alcohols, or of fatty acid esters. Examples of phosphates are phosphate esters. Examples of carboxylates are alkyl carboxylates and carboled alcohol or alkylphenol ethoxylates.
[029] Surfactantes não iônicos adequados são alcoxilados, amidas de ácido graxo N-alquiladas, óxidos de amina, ésteres ou surfactantes a base de açúcar. Exemplos de alcoxilados são compostos tais como álcoois, alquilfenóis, aminas (por exemplo amina de sebo), amidas, arilfenóis, ácidos graxos ou ésteres de ácido graxo que haviam sido alcoxilados. Óxido de etileno e/ou óxido de propileno pode ser empregado para a alcoxilação, preferivelmente óxido de etileno.[029] Suitable nonionic surfactants are alkoxylated, N-alkylated fatty acid amides, amine oxides, sugar-based esters or surfactants. Examples of alkoxylates are compounds such as alcohols, alkylphenols, amines (eg tallow amine), amides, arylphenols, fatty acids or fatty acid esters which have been alkoxylated. Ethylene oxide and/or propylene oxide can be used for the alkoxylation, preferably ethylene oxide.
Exemplos de amidas de ácido graxo N-alquilados são glucamidas de ácido graxo ou alcanolamidas de ácido graxo. Exemplos de ésteres são ésteres de ácido graxo, glicerol ésteres ou monoglicerídeos. Exemplos de surfactantes a base de açúcar são sorbitanos, sorbitanos etoxilados, ésteres de sucrose e glucose ou alquilpoliglucosídeos. Exemplos de surfactantes catiônicos adequados são surfactantes quaternários, por exemplo compostos de amônio quaternários com um ou dois grupos hidrofóbicos ou sais de aminas de cadeia longa. Surfactantes anfotérico adequados são alquilbetainas e imidazolinas. Polímeros em bloco adequados são polímeros em bloco do tipo A-B ou A-B-A compreendendo blocos de polióxido de etileno e poli óxido de propileno ou do A-B-C compreendendo alcanol, polióxido de etileno e poli óxido de propileno. Polieletrólitos adequados são poliácidos ou polibases. Exemplos de poliácidos são sais alcalinos ou ácido poliacrílicos. Exemplos de polibases são polivinilaminas ou polietilenoaminas.Examples of N-alkylated fatty acid amides are fatty acid glucamides or fatty acid alkanolamides. Examples of esters are fatty acid esters, glycerol esters or monoglycerides. Examples of sugar based surfactants are sorbitans, ethoxylated sorbitans, sucrose and glucose esters or alkylpolyglucosides. Examples of suitable cationic surfactants are quaternary surfactants, for example quaternary ammonium compounds with one or two hydrophobic groups or long-chain amine salts. Suitable amphoteric surfactants are alkyl betaines and imidazolines. Suitable block polymers are block polymers of the A-B or A-B-A type comprising blocks of polyethylene oxide and polypropylene oxide or of A-B-C comprising alkanol, polyethylene oxide and polypropylene oxide. Suitable polyelectrolytes are polyacids or polybases. Examples of polyacids are alkali salts or polyacrylic acids. Examples of polybases are polyvinylamines or polyethyleneamines.
[030] Usualmente, a composição contém até 25% em peso de surfactante, preferivelmente até 3% em peso e particularmente até 0,1% em peso. Também é possível que a composição seja livre de surfactantes.[030] Usually, the composition contains up to 25% by weight of surfactant, preferably up to 3% by weight and particularly up to 0.1% by weight. It is also possible that the composition is free of surfactants.
[031] A composição pode conter cargas inertes, tal como cargas inertes inorgânicas. Porém, é vantajoso que a composição contenha somente 3% em peso de cargas inertes, preferivelmente até 0,5% em peso e particularmente até 0,1% em peso. É especialmente preferido que a composição seja livre de cargas inertes. Exemplos de cargas inertes são carbonato de cálcio, talco, particulados de carvão fino, cinzas volantes ou ceno-esferas. O tamanho de partícula dessas cargas inertes pode situar-se entre 2 e 50 m.[031] The composition may contain inert fillers such as inorganic inert fillers. However, it is advantageous that the composition contains only 3% by weight of inert fillers, preferably up to 0.5% by weight and particularly up to 0.1% by weight. It is especially preferred that the composition be free from inert charges. Examples of inert fillers are calcium carbonate, talc, fine coal particulates, fly ash or cenospheres. The particle size of these inert charges can be between 2 and 50 m.
[032] Tipicamente, a composição de acordo com a invenção contém: 1 - 25% em peso de larvicida (por exemplo temefos), 1 - 25% em peso de poliorganosiloxano, e até 100% em peso de solvente orgânico.[032] Typically, the composition according to the invention contains: 1 - 25% by weight of larvicide (for example temefos), 1 - 25% by weight of polyorganosiloxane, and up to 100% by weight of organic solvent.
[033] Preferivelmente, a composição de acordo com a invenção contém: 1 - 25% em peso de larvicida (por exemplo temefos), 1 - 25% em peso de polidimetilsiloxano, 0,2 - 15% em peso de poliorganosiloxano-poliéter, e até 100% em peso de solvente orgânico.[033] Preferably, the composition according to the invention contains: 1 - 25% by weight of larvicide (for example temefos), 1 - 25% by weight of polydimethylsiloxane, 0.2 - 15% by weight of polyorganosiloxane-polyether, and up to 100% by weight organic solvent.
[034] Em outra forma preferida, a composição líquida de acordo com a invenção contém: 1 - 25% em peso de larvicida, que contém temefos, spinozad, dinetofuran, metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, ou Bacillus sphaericus (preferivelmente temefos), 1 - 25% em peso de poliorganosiloxano, e 30 - 85% em peso de solvente orgânico.[034] In another preferred form, the liquid composition according to the invention contains: 1 - 25% by weight of larvicide, which contains temephos, spinozad, dinetofuran, methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, or Bacillus sphaericus (preferably temefos ), 1 - 25% by weight of polyorganosiloxane, and 30 - 85% by weight of organic solvent.
[035] Em uma outra forma mais preferida, a composição de acordo com a invenção contém: 1 - 25% em peso de larvicida, que contém temefos, spinozad,[035] In another more preferred form, the composition according to the invention contains: 1 - 25% by weight of larvicide, which contains temephos, spinozad,
dinetofuran, metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, ou Bacillus sphaericus (preferivelmente temefos), 1 - 25% em peso de polidimetilsiloxano, 0,2 - 15% em peso de poliorganosiloxano-poliéter, e 30 - 85% em peso de solvente orgânico.dinetofuran, methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, or Bacillus sphaericus (preferably temefos), 1 - 25% by weight of polydimethylsiloxane, 0.2 - 15% by weight of polyorganosiloxane-polyether, and 30 - 85% by weight of solvent organic.
[036] A soma de todos os componentes que estão presentes na composição de acordo com a invenção somam até 100% em peso.[036] The sum of all components that are present in the composition according to the invention add up to 100% by weight.
[037] A presente invenção também se refere a um método para controlar insetos, sendo que a composição de acordo com a invenção é aplicada sobre uma superfície de água. Especificamente, a invenção se refere a um método A para controlar insetos compreendendo a aplicação de uma composição líquida sobre uma superfície de água, sendo que a composição contém: - um poliorganosiloxano; - um larvicida, que contém temefos, spinozad, dinetofuran, metoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, ou Bacillus sphaericus; e - pelo menos 10% em peso de um solvente orgânico sintético imiscível em água.[037] The present invention also relates to a method to control insects, and the composition according to the invention is applied on a water surface. Specifically, the invention relates to a method A for controlling insects comprising applying a liquid composition to a water surface, the composition comprising: - a polyorganosiloxane; - a larvicide, which contains temephos, spinozad, dinetofuran, methoprene, Bacillus thuringiensis, Bacillus thuringiensis israelensis, or Bacillus sphaericus; and - at least 10% by weight of a water-immiscible synthetic organic solvent.
[038] Tipicamente, os insetos são insetos aquáticos. Insetos aquáticos são aqueles que gastam alguma parte de seu ciclo de vida muito associados à água, seja habitando debaixo da superfície ou roçando no topo da água. Insetos aquáticos podem ser encontrados nas seguintes ordens taxonômicas: - Collembola, os colêmbolos; - Ephemeroptera, os efemerópteros; - Odonata, as libélulas; - Plecoptera, as moscas da pedra;[038] Typically, insects are aquatic insects. Aquatic insects are those that spend some part of their life cycle very much associated with water, whether it's living below the surface or skimming on top of the water. Aquatic insects can be found in the following taxonomic orders: - Collembola, the springtails; - Ephemeroptera, the ephemeroptera; - Odonata, the dragonflies; - Plecoptera, the stone flies;
- Hemiptera, os percevejos; - Neuroptera/Megaloptera, o rei dos insetos, moscas, e Spongillaflies; - Trichoptera, os Caddisflies; - Lepidoptera, as borboletas e traças; - Coleoptera, os escaravelhos; - Diptera, as moscas com asas planas.- Hemiptera, the bedbugs; - Neuroptera/Megaloptera, the king of insects, flies, and Spongillaflies; - Trichoptera, the Caddisflies; - Lepidoptera, the butterflies and moths; - Coleoptera, the beetles; - Diptera, the flies with flat wings.
[039] Preferivelmente, os insetos são mosquitos, moscas negras, Aedes spp. (por exemplo A. albopictus, aegypti, taeniorhynchus), Culex spp., Anopheles spp., Simuliidae ssp., ou Culicoides spp..[039] Preferably the insects are mosquitoes, black flies, Aedes spp. (for example A. albopictus, aegypti, taeniorhynchus), Culex spp., Anopheles spp., Simuliidae ssp., or Culicoides spp..
[040] Exemplos adequados de Culicidae ssp. são: Aedes aegypti, Aedes africanus, Aedes albifasciatus, Aedes albopictus, Aedes angustivittatus, Aedes bromeliae, Aedes Canadensis, Aedes cooki, Aedes dorsalis, Aedes fijiensis, Aedes furci-fer, Aedes harinasutai, Aedes infirmatus, Aedes japonicus, Aedes kochi, Aedes luteocephalus, Aedes mcintoshi, Aedes melanimon, Aedes niveus cpx., Aedes normanensis, Aedes oceanicus, Aedes poicilius, Aedes polinesiensis, Aedes samoanus, Aedes scapularis, Aedes scutellaris, Aedes stokesi, Aedes taeniorhynchus, Aedes taylori, Aedes togoi, Aedes triseriatus, Aedes trivittatus, Aedes tutuilae, Aedes upolensis, Aedes vexans, Aedes vigilax, Anopheles aconitus, Anopheles albimanus, Anopheles albitarsis, Anopheles annularis, Anopheles annulipes s.l., Anopheles aquasalis, Anopheles arabiensis, Anopheles argyritarsis, Anopheles atroparvus, Anopheles aztecus, Anopheles bancroftii, Anopheles barbirostris, Anopheles bellator, Anopheles benarrochi, Anopheles braziliensis, Anopheles calderoni, Anopheles campestris, Anopheles claviger, Anopheles crucians, Anopheles cruzil, Anopheles culici fades s.l., Anopheles darling!, Anopheles donaldi, Anopheles farauti s.l., Anopheles flavirostris, Anopheles fluviatilis, Anopheles freeborni, Anapheles funestus, Anopheles gambiae, Anopheles gambiae complex, Anopheles hancocki, Anopheles jeyporiensis, Anopheles karwari, Anopheles koliensis, Anopheles labranchiae, Anopheles lepidotus,[040] Suitable examples of Culicidae ssp. they are: Aedes aegypti, Aedes africanus, Aedes albifasciatus, Aedes albopictus, Aedes angustivittatus, Aedes bromeliae, Aedes Canadensis, Aedes cooki, Aedes dorsalis, Aedes fijiensis, Aedes furci-fer, Aedes furci-fer, Aedeskoedonices harinasutai luteocephalus, Aedes mcintoshi, Aedes melanimon, Aedes niveus cpx., Aedes normanensis, Aedes oceanicus, Aedes poicilius, Aedes polinesiensis, Aedes samoanus, Aedes scapularis, Aedes scutellaris, Aedes toenchis, Aedes and stokesi trivittatus, Aedes tutuilae, Aedes upolensis, Aedes vexans, Aedes vigilax, Anopheles aconitus, Anopheles albimanus, Anopheles albitarsis, Anopheles annularis, Anopheles annulipes sl, Anopheles aquasalis, Anopheles aconitus, Anopheles aconitus, Anopheles albimanus , Anopheles bellator, Anopheles benarrochi, Anopheles braziliensis, Anopheles calderoni, Anopheles campestri s, Anopheles claviger, Anopheles crucians, Anopheles cruzil, Anopheles culici fades sl, Anopheles darling!, Anopheles donaldi, Anopheles farauti sl, Anopheles flavirostris, Anopheles fluviatilis, Anopheles freeborni, Anapheles funestus, Anopheles pheles gambia, Anopheles gambia complex jeyporiensis, Anopheles karwari, Anopheles koliensis, Anopheles labranchiae, Anopheles lepidotus,
Anopheles lesteri, Anopheles letifer, Anopheles leucosphyrus group (baimaii,Anopheles lesteri, Anopheles letifer, Anopheles leucosphyrus group (baimaii,
balabacensis, di s, lateens, leucosphyrus, Sulawesi), Anopheles ludlowea,balabacensis, di s, lateens, leucosphyrus, Sulawesi), Anopheles ludlowea,
Anopheles maculates s.l., Anopheles maculipennis, Anopheles marajoara,Anopheles maculates s.l., Anopheles maculipennis, Anopheles marajoara,
Anopheles melas, Anopheles merus, Anopheles messeae,, Anopheles minimus, Anopheles moucheti, Anopheles multicolor, Anopheles neivai,Anopheles melas, Anopheles merus, Anopheles messeae, Anopheles minimus, Anopheles moucheti, Anopheles multicolor, Anopheles neivai,
Anopheles nigerrimus, Anopheles nil! s.l., Anopheles nuneztovari s.l.,Anopheles nigerrimus, Anopheles nil! s.l., Anopheles nuneztovari s.l.,
Anopheles oswaldoi, Anopheles pattoni, Anopheles pharoensis s.l., Anopheles philippinen-sis, Anopheles pseudopunctipennis, Anopheles pulcherrimus,Anopheles oswaldoi, Anopheles pattoni, Anopheles pharoensis s.l., Anopheles philippinen-sis, Anopheles pseudopunctipennis, Anopheles pulcherrimus,
Anopheles punctimacula, A-nopheles punctipennis, Anopheles punctulatus,Anopheles punctimacula, A-nopheles punctipennis, Anopheles punctulatus,
Anopheles sacharovi, Anopheles sergentii, A-nopheles sinensis, AnophelesAnopheles sacharovi, Anopheles sergentii, A-nopheles sinensis, Anopheles
Stephens! ', Anopheles subpictus s.l., Anopheles sundaicus s.l., Anopheles superpictus, Anopheles tessellatus, Anopheles triannulatus, Anopheles quadrimacu-latus, Anopheles vagus, Anopheles walkeri, Anopheles wellcomei,Stephens! ', Anopheles subpictus s.l., Anopheles sundaicus s.l., Anopheles superpictus, Anopheles tessellatus, Anopheles triannulatus, Anopheles quadrimacu-latus, Anopheles vagus, Anopheles walkeri, Anopheles wellcomei,
Anopheles whartoni, Armigeres subalbatus, Coquillettidia crassipes,Anopheles whartoni, Armigeres subalbatus, Coquillettidia crassipes,
Coquillettidia fuscopennata, Coquillettidia per-turbans, Coquillettidia venezuelensis, Culex annulirostris, Culex antennatus, Culex bitaeni-orhynchus,Coquillettidia fuscopennata, Coquillettidia per-turbans, Coquillettidia venezuelensis, Culex annulirostris, Culex antennatus, Culex bitaeni-orhynchus,
Culex erythrothorax, Culex gelidus, Culex pipiens, Culex nigripalpus, Culex ocossa, Culex portesi, Culex quinquefasciatus, Culex restuans, Culex sitiens,Culex erythrothorax, Culex gelidus, Culex pipiens, Culex nigripalpus, Culex ocossa, Culex portesi, Culex quinquefasciatus, Culex restuans, Culex sitiens,
Culex spissipes, Culex taeniopus, Culex tarsalis, Culex theileri, Culex tritaeniorhynchus, Culex univittatus, Culex vish-nui complex, Culex vomerifer,Culex spissipes, Culex taeniopus, Culex tarsalis, Culex theileri, Culex tritaeniorhynchus, Culex univittatus, Culex vish-nui complex, Culex vomerifer,
Culicoides furens, Culiseta inornata, Culiseta melanura, Culiseta morsitans,Culicoides furens, Culiseta inornata, Culiseta melanura, Culiseta morsitans,
Haemagogus leucocelaenus, Haemagogus janthinomys, Haemagogus spegazzinii, Mansonia annulata, Mansonia bonneae, Mansonia dives, MansoniaHaemagogus leucocelaenus, Haemagogus janthinomys, Haemagogus spegazzinii, Mansonia annulata, Mansonia bonneae, Mansonia dives, Mansonia
Indiana, Mansonia titillans, Mansonia uniformis, Psorophora columbiae,Indiana, Mansonia titillans, Mansonia uniformis, Psorophora columbiae,
Psorophora discolor, Psorophora ferox, Sabethes chloropterus, Trichoprosopon digitatum.Psorophora discolor, Psorophora ferox, Sabethes chloropterus, Trichoprosopon digitatum.
[041] Exemplos adequados de Simuliidae ssp. são: Eusim ilium spp., Prosimulium mixtum, Simulium arcticum, Sim ilium callidum, Sim ilium colum-baczense, Similium damnosum, Similium erythrocephalum, Similium indicum, Similium jen-ningsi, Similium metallicum, Similium neavei, Similium ochraceum, Similium ornatum, Similium pecuarum, Similium rugglesi, Similium venustum, Simulium vittatum.[041] Suitable examples of Simuliidae ssp. are: Eusim ilium spp., Prosimulium mixtum, Simulium arcticum, Sim ilium callidum, Sim ilium colum-baczense, Similium damnosum, Similium erythrocephalum, Similium indicum, Similium jen-ningsi, Similium metallicum, Similium neaveiceu, Similium ochira pecuarum, Similium rugglesi, Similium venustum, Simulium vittatum.
[042] Os insetos podem estar presentes em qualquer estágio de crescimento, tais como ovos, jangadas de ovos, ínstares de larvas, pupas, ou adultos.[042] Insects can be present at any stage of growth, such as eggs, egg rafts, larval instars, pupae, or adults.
[043] A superfície de água pode ser, por exemplo, a superfície de um lago, rio, mar, pântano, campos de arroz, vala de estrada (roadside ditch), piscina, lagoa, pântano salino ou barril de água.[043] The water surface can be, for example, the surface of a lake, river, sea, swamp, rice field, roadside ditch, swimming pool, pond, saline swamp or barrel of water.
[044] A composição pode ser aplicada com taxa de dose de 0,01 a 30 l/ha, preferivelmente 0,1 a 10 l/ha, e particularmente 0,3 a 5 l/ha. A composição pode ser aplicada com meios convencionais, tais como pulverização. Ela pode ser aplicada por pulverização aérea ou a partir do zero.[044] The composition can be applied at a dose rate of 0.01 to 30 l/ha, preferably 0.1 to 10 l/ha, and particularly 0.3 to 5 l/ha. The composition can be applied by conventional means, such as spraying. It can be applied by aerial spraying or from scratch.
Usualmente, a composição pode ser aplicada como ela é isto é sem posterior diluição.Usually the composition can be applied as it is ie without further dilution.
[045] A presente invenção oferece várias vantagens: a taxa de dose do larvicida pode ser reduzida. A taxa de dose do polisiloxano pode ser reduzida. A aplicação é muito fácil e muito eficiente. O larvicida se espalha facilmente e rapidamente sobre uma superfície de água. A composição pode ser aplicada como uma formulação pronta para uso, que é mais conveniente do que uma mistura de tanque de compostos separados. Existe um modo duplo de ação sobre o desenvolvimento das larvas, a saber a morte direta e a inibição da eclusão pupal. A eficiência é prolongada se comparada ao larvicida ou ao poliorganosiloxano separadamente. A composição permite a co- formulação homogênea de um larvicida e um poliorganosiloxano, que apresenta perfis de solubilidade muito diferentes. Especialmente o poliorganosiloxano-poliéter foi descoberto como sendo um excelente umidificador para a composição. A formulação é estável ao armazenamento.[045] The present invention offers several advantages: the dose rate of the larvicide can be reduced. The polysiloxane dose rate can be reduced. The application is very easy and very efficient. The larvicide spreads easily and quickly over a water surface. The composition can be applied as a ready-to-use formulation, which is more convenient than a tank mix of separate compounds. There is a dual mode of action on larval development, namely direct death and inhibition of pupal ecclusion. Efficiency is prolonged compared to larvicide or polyorganosiloxane separately. The composition allows for the homogeneous co-formulation of a larvicide and a polyorganosiloxane, which has very different solubility profiles. Especially polyorganosiloxane-polyether was found to be an excellent humidifier for the composition. The formulation is storage stable.
[046] A invenção será a seguir ilustrada, mas não está limitada pelos exemplos seguintes.[046] The invention will be illustrated below, but it is not limited by the following examples.
[047] Exemplos 1 -5: Preparação de formulações,[047] Examples 1 -5: Preparation of formulations,
[048] As composições líquidas foram preparadas pela mistura dos componentes listados na tabela 1.[048] The liquid compositions were prepared by mixing the components listed in table 1.
[049] Silicone A: polidimetilsiloxano com um peso molecular de aproximadamente 5-7 kDa, líquido límpido não-aquoso, 80% em peso de concentração, Bp acima de 65 °C.[049] Silicone A: polydimethylsiloxane with a molecular weight of approximately 5-7 kDa, clear non-aqueous liquid, 80% by weight concentration, Bp above 65°C.
[050] Silicone B: polidimetilsiloxano alcoxilado (também conhecido como polidimetilsiloxano-poliéter), solúvel em água (temperatura ambiente, 10% em peso), viscosidade dinâmica 2000-3500 mPas (25 °C).[050] Silicone B: alkoxylated polydimethylsiloxane (also known as polydimethylsiloxane-polyether), soluble in water (room temperature, 10% by weight), dynamic viscosity 2000-3500 mPas (25 °C).
TABELA 1 Exemplo Exemplo Exemplo Exemplo Exemplo Componente 1 2 3 4 5 Temefos 10,4 g 10,4 g 10,4 g 10,4 g 10,4 g Silicone A 10,0 g 10,0 g 10,0 g 10,0 g 10,0 g Silicone B 3,0 g 3,0 g 3,0 g 3,0 g 3,0 g D-(+)-1-Metil-4- isopropenil-1 - 38,3 g 25,5 g - - - ciclohexeno 2-Heptanona 38,3 g 25,5 g 66,6 g 56,6 g 46,6 g Isobornilacetato - 25,5 g - - - Di-n-hexileter - - 10,0 g 20,0 g 30,0 gTABLE 1 Example Example Example Example Example Component 1 2 3 4 5 Temefos 10.4 g 10.4 g 10.4 g 10.4 g 10.4 g Silicone A 10.0 g 10.0 g 10.0 g 10, 0 g 10.0 g Silicone B 3.0 g 3.0 g 3.0 g 3.0 g 3.0 g 3.0 g D-(+)-1-Methyl-4-isopropenyl-1 - 38.3 g 25, 5 g - - - cyclohexene 2-Heptanone 38.3 g 25.5 g 66.6 g 56.6 g 46.6 g Isobornylacetate - 25.5 g - - - Di-n-hexylether - - 10.0 g 20 .0 g 30.0 g
EXEMPLO 6: TESTE BIOLÓGICOEXAMPLE 6: BIOLOGICAL TEST
[051] Recipientes plásticos brancos de grau alimentício de 68 L de capacidade e com uma área de superfície de água de 0,22 m2 foram colocados com 50 I de água de torneira. Eles foram colocados em uma gazebo doméstico sob um teto e abertos ao ar livre. Os recipientes receberam diretamente luz do sol por até 6 horas por dia. Cinquenta larvas de último estágio instar Cx.quinquefasciatus de último estágio 3 foram em seguida adicionadas. As larvas foram providas de alimento adequado no início dos testes.[051] White food-grade plastic containers of 68 L capacity and with a water surface area of 0.22 m2 were filled with 50 L of tap water. They were placed in a domestic gazebo under a roof and opened outdoors. The recipients received direct sunlight for up to 6 hours a day. Fifty late-stage instar Cx.quinquefasciatus late-stage 3 larvae were then added. The larvae were provided with adequate food at the beginning of the tests.
[052] O teste foi iniciado quando as formulações de larvicidas dos exemplos 1-5 ou as formulações comparativas foram aplicadas aos recipientes em uma taxa de aplicação de 0,3 l/ha utilizando uma pipeta automática Gilson. Os recipientes foram monitorados diariamente quanto à mortalidade larval, sendo registrado o numero de larvas mortas em média. As larvas mortas não foram removidas dos recipientes. Uma vez que as larvas começaram a pupar, um pedaço de gaze fina foi colocado sobre cada recipiente a fim de impedir a fuga de adultos emergentes permitindo ao mesmo tempo a observação da emergência de adultos. Havia 5 replicados para cada tratamento e para o controle não submetido a tratamento. As larvas mortas em média foram reunidas na tabela 2.[052] The test was initiated when the larvicide formulations of Examples 1-5 or the comparative formulations were applied to the containers at an application rate of 0.3 l/ha using a Gilson automatic pipette. The recipients were monitored daily for larval mortality, recording the average number of dead larvae. Dead larvae were not removed from the containers. Once the larvae began to pupate, a piece of fine gauze was placed over each container in order to prevent the escape of emerging adults while allowing for observation of the emergence of adults. There were 5 replicates for each treatment and for the untreated control. The dead larvae on average were gathered in table 2.
[053] Para comparação um controle não submetido a tratamento ("não tratado), Silicone A ("Comp-Silicone"), e um concentrado de emulsão aquosa contendo 500 g/l de temefos ("Comp- temefos") foram usados na mesma taxa de aplicação de 0,3 litros/ha. Comp- temefos estava livre de qualquer poliorganosiloxano. A quantidade aplicada de temefos foi apenas de 30 g/ha dos exemplos 1 -5, embora os Comp- temefos comparativos tivessem sido aplicados a 240 g/ha para atividade completa.[053] For comparison an untreated ("untreated") control, Silicone A ("Comp-Silicone"), and an aqueous emulsion concentrate containing 500 g/l temephos ("Comp-temefos") were used in the same application rate of 0.3 liters/ha. Comptemefos was free of any polyorganosiloxane. The applied amount of temephos was only 30 g/ha from examples 1-5, although the comparative Compmefos had been applied to 240 g/ha for full activity.
TABELA 2: NÚMERO MÉDIO (FORA DE 5 REPLICA) DE LARVAS CULEX QUINQUEFASCIATUS MORTAS DENTRO DE 10 DIAS Tratamento 1 2 3 4 5 6 7 8 9 10 Ex. 1 50 50 50 50 50 50 50 50 50 50 Ex.2 50 50 50 50 50 50 50 50 50 50 Ex. 3 50 50 50 50 50 50 50 50 50 50 Ex. 4 50 50 50 50 50 50 50 50 50 50 Ex. 5 50 50 50 50 50 50 50 50 50 50 Não tratado 0 0 0 0 0 0,4 0,8 0,8 1,4 2,0 Comp-Silicone 2 12 21 25 25 29 31 34 35 36 Comp-Temefos 50 50 50 50 50 50 50 50 50 50 EXEMPLO 7: TESTE BIOLÓGICOTABLE 2: AVERAGE NUMBER (OUT OF 5 REPLICAS) OF CULEX QUINQUEFASCIATUS LARVES KILLED WITHIN 10 DAYS Treatment 1 2 3 4 5 6 7 8 9 10 Ex. 1 50 50 50 50 50 50 50 50 50 Ex.2 50 50 50 50 50 50 50 50 50 50 Ex. 3 50 50 50 50 50 50 50 50 50 50 Ex. 4 50 50 50 50 50 50 50 50 50 50 Ex. 5 50 50 50 50 50 50 50 50 50 Not treated 0 0 0 0 0 0.4 0.8 0.8 1.4 2.0 Comp-Silicone 2 12 21 25 25 29 31 34 35 36 Comp-Temefos 50 50 50 50 50 50 50 50 50 50 EXAMPLE 7: BIOLOGICAL TEST
[054] A configuração e procedimento de teste do exemplo 6 foram usados para testar os efeitos de larvas Aedes vigilax late de estágio 3.[054] The setup and test procedure of example 6 was used to test the effects of stage 3 Aedes vigilax late larvae.
Ao invés de agua de torneira, foi usada uma mistura de 15 I de agua do mar e I de água de torneira.Instead of tap water, a mixture of 15 l of sea water and 1 of tap water was used.
TABELA 3: NÚMERO MÉDIO (FOR A DE 5 REPLICA) DE LARVAS AEDES VIGILAX MORTAS DENTRO DE 10 DIAS Tratamento 1 2 3 4 5 6 7 8 9 10 Ex. 1 50 50 50 50 50 50 50 50 50 50 Ex.2 50 50 50 50 50 50 50 50 50 50 Ex. 3 50 50 50 50 50 50 50 50 50 50 Ex. 4 50 50 50 50 50 50 50 50 50 50 Ex. 5 50 50 50 50 50 50 50 50 50 50 Não tratado 2,6 4,6 5,0 7,6 9 10 10 15 20 21 Comp-Silicone 8 11 13 19 22 22 29 33 38 41 Comp-Temefos 50 50 50 50 50 50 50 50 50 50TABLE 3: AVERAGE NUMBER (OUT OF 5 REPLICAS) OF AEDES VIGILAX LARVAS KILLED WITHIN 10 DAYS Treatment 1 2 3 4 5 6 7 8 9 10 Ex. 1 50 50 50 50 50 50 50 50 50 Ex.2 50 50 50 50 50 50 50 50 50 50 Ex. 3 50 50 50 50 50 50 50 50 50 50 Ex. 4 50 50 50 50 50 50 50 50 50 50 Ex. 5 50 50 50 50 50 50 50 50 50 50 Untreated 2 ,6 4,6 5,0 7,6 9 10 10 15 20 21 Comp-Silicone 8 11 13 19 22 22 29 33 38 41 Comp-Temefos 50 50 50 50 50 50 50 50 50 50
EXEMPLO 8: TESTE BIOLÓGICOEXAMPLE 8: BIOLOGICAL TEST
[055] Cubas usadas para este projeto eram 28 I de cubas de lavagem de metal galvanizado, de 43 cm de diâmetro e 23 cm de profundidade. O sítio do teste cresceu em demasia com ervas daninhas e árvores que forneceram sombra consistente durante todo o período de teste. No sítio de teste, as cubas foram colocadas dentro de um viveiro de grade. A estrutura foi encerrada por todos os quatro lados com tela de malha plástica (aberturas com 0,5 polegadas de malha) a fim de permitir que deixassem ovos de mosquitos fêmeas dentro e mantivessem animais contaminantes em potencial fora. O topo do recinto da estrutura foi coberto com lâminas plásticas. Inicialmente, cubas de teste foram preenchidas com água e uma mistura de folha/grama. Pre-tratamento, as cubas foram analisadas até uma variedade de estágios imaturos, incluindo pupas ser observada. A larva de mosquito mais abundante nas cubas foi Culex pipiens, e algumas poucas larvas do mosquito Aedes triceriatus foram observadas. As cubas foram tratadas com 0,3 l/ha e a inspeção foi feita por até nove semanas.[055] Vessels used for this project were 28 I galvanized metal wash vats, 43 cm in diameter and 23 cm deep. The test site overgrown with weeds and trees that provided consistent shade throughout the test period. At the test site, the vats were placed inside a grid nursery. The structure was enclosed on all four sides with plastic mesh screen (0.5 inch mesh openings) to allow them to leave female mosquito eggs inside and to keep potentially contaminating animals out. The top of the structure's enclosure was covered with plastic sheets. Initially, test vats were filled with water and a leaf/gram mixture. Pre-treatment, vats were analyzed until a variety of immature stages, including pupae, were observed. The most abundant mosquito larvae in the vats was Culex pipiens, and a few Aedes triceriatus mosquito larvae were observed. The vats were treated with 0.3 l/ha and inspection was carried out for up to nine weeks.
[056] A ferramenta de inspeção foi um mosquito-mergulhador em copo plástico (350ml). A água foi imersa a partir de cada tubo de teste, larvas de mosquito imaturas (segundo estágio larval L2) contadas no mergulhador e conteúdos do mergulhador colocados em um recipiente plástico. Cinco imersões foram feitas de cada cuba e em seguida colocadas no recipiente plástico. Após as cinco imersões, a água no recipiente foi cuidadosamente jogada de volta na cuba de teste. Sete cubas de teste foram usadas para cada tratamento. O número médio de cinco larvas foi registrado na tabela 4.[056] The inspection tool was a mosquito-diver in a plastic cup (350ml). Water was immersed from each test tube, immature mosquito larvae (larval second stage L2) counted in the diver, and the diver's contents placed in a plastic container. Five dips were made from each vat and then placed in the plastic container. After the five immersions, the water in the container was carefully poured back into the test tub. Seven test vats were used for each treatment. The average number of five larvae was recorded in table 4.
TABELA 4: NÚMERO MÉDIO (DE 7 REPLICA) DE CINCO LARVAS DENTRO 9 SEMANASTABLE 4: AVERAGE NUMBER (OF 7 REPLICAS) OF FIVE LARVAS WITHIN 9 WEEKS
APÓS O TRATAMENTO Tratamento 1 2 3 4 5 6 7 8 9 Ex. 1 0 0 0 0 0,2 1 3 0,8 - Ex.2 0 0 0,2 0 0,2 0 0,8 0,2 0 Ex. 3 0 0 0,2 0 0,2 0,4 0,6 0,2 0 Ex. 4 0 0 0,2 0 2 0,4 2 0,4 - Ex. 5 0 0 0 0 0,4 0,4 - - - Não tratado 2 9 14 14 15 9 4 3 6AFTER TREATMENT Treatment 1 2 3 4 5 6 7 8 9 Ex. 1 0 0 0 0 0.2 1 3 0.8 - Ex.2 0 0 0.2 0 0.2 0 0.8 0.2 0 Ex. 3 0 0 0.2 0 0.2 0.4 0.6 0.2 0 Ex. 4 0 0 0.2 0 2 0.4 2 0.4 - Ex. 5 0 0 0 0 0.4 0 ,4 - - - Not treated 2 9 14 14 15 9 4 3 6
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| EP11154653 | 2011-02-16 | ||
| PCT/EP2012/051747 WO2012104369A1 (en) | 2011-02-04 | 2012-02-02 | Composition containing a polyorganosiloxane, a larvicide, and an organic solvent |
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