TW201332440A - Composition for pest control aerosol and pest control method - Google Patents

Abstract

Provided are a composition for a pest control aerosol and a pest control method each of which has an excellent pest control effect. Specifically provided are: a composition for a pest control aerosol, containing an ester compound represented by the following formula (1), a saturated hydrocarbon solvent, a silicone compound and a propellant; and a pest control method including spraying an effective amount of a composition for a pest control aerosol which contains an ester compound represented by the following formula (1), a saturated hydrocarbon solvent, a silicone compound and a propellant onto a pest or a habitat of the pest.

Description

Pesticide-preventing aerosol composition and pest control method

The present invention relates to a pest control composition and a pest control method.

A composition for a pest-preventing aerosol containing an ester compound represented by the following formula (1), a saturated hydrocarbon solvent and a driving agent is known to have a pest control effect (see, for example, Patent Document 1).

[List of cited cases] [Patent Literature]

Patent Document 1: JP-A-2008-273944

SUMMARY OF THE INVENTION An object of the present invention is to provide a pest-preventing aerosol composition and a pest control method each having excellent pest control effects.

The inventors have found an excellent pest control effect in order to find out Aerosols have been carefully and intensively studied for the purpose of the composition. As a result, it has been found that a pest-preventing aerosol composition having an excellent pest control effect contains an ester compound represented by the following formula (1), a saturated hydrocarbon solvent, a polyoxo compound, and a driver. This finding leads to the completion of the present invention.

Specifically, the constitution of the present invention is as follows.

[1] A composition for pest control of an aerosol comprising an ester compound represented by the formula (1), a saturated hydrocarbon solvent, a polyoxo compound, and a driving agent.

[2] The composition for pest control of an aerosol according to [1], wherein the content of the ester compound represented by the formula (1) is from 0.001 to 3% by weight, and the content of the saturated hydrocarbon solvent is from 10 to 90% by weight, the polydecane oxide is contained in an amount of 0.01 to 3% by weight, and the driving agent is contained in an amount of 4 to 90% by weight.

[3] The composition for pest control of an aerosol according to [1], wherein the polyxanthene oxide is a polyether-modified polyoxane.

[4] The composition for pest control of an aerosol according to [3], wherein the polyether-modified polyfluorene has an HLB value of 1 to 15.

[5] A pest-preventing aerosol composition according to any one of [1] to [4].

[6] A pest control method comprising spraying an effective amount of a pest control aerosol composition onto a habitat of a pest or a pest, the composition containing an ester compound represented by the formula (1), a saturated hydrocarbon solvent Polyoxyl And the driver.

The composition for pest control of an aerosol according to the present invention has an excellent pest control effect.

The composition for pest control of an aerosol according to the present invention contains an ester compound (sometimes referred to as "the present ester compound") represented by the formula (1), a saturated hydrocarbon solvent, a polyoxo compound and a driving agent.

The present ester compound can be produced in accordance with, for example, the method described in JP-A-2004-2363.

The present ester compound has an isomer derived from two asymmetric carbon atoms on a cyclopropane ring and a double bond in a substituted substituent in a cyclopropane ring. In the present invention, an ester compound of any ratio of active isomers can be used.

Examples of the ester compound include: (1R)-3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid [2,3,5,6-tetrafluoro-4- (methoxymethyl)phenyl]methyl ester, (1R)-trans-3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid [2,3,5 ,6-tetrafluoro-4-(methoxymethyl)phenyl]methyl ester, (1R)-cis-3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropane Carboxylic acid [2,3,5,6-tetrafluoro-4-(methoxymethyl)phenyl]methyl ester, (1R)-trans-3-((E)-2-cyano-1-propene (2,3,5,6-tetrafluoro-4-(methoxymethyl)phenyl]methyl ester, and (1R)-trans-3- ((Z)-2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid [2,3,5,6-four Fluoro-4-(methoxymethyl)phenyl]methyl ester.

The content of the ester compound in the composition for pest control aerosol according to the present invention is usually 0.001 to 3% by weight, preferably 0.01 to 2% by weight.

The saturated hydrocarbon solvent used is usually one having a starting point of 150 ° C or higher and a 95% distillation temperature of 300 ° C or lower. Of course, a saturated hydrocarbon solvent having a starting point of 150 ° C or higher and a drying point of 300 ° C or lower can also be used. Examples of the saturated hydrocarbon solvent include Isopar G (manufactured by Exxon Mobil Co., starting point 160 ° C, dry point: 176 ° C), Isopar L (manufactured by ExxonMobil, starting point: 189 °C; dry point: 207 ° C), Isopar H (manufactured by ExxonMobil, starting point: 178 ° C, dry point: 188 ° C), Isopar M (manufactured by ExxonMobil, starting point: 223 ° C, Dry point: 254 ° C, Norpar 13 (manufactured by ExxonMobil, starting point: 222 ° C, dry point: 242 ° C), Norpar 15 (manufactured by ExxonMobil, starting point: 249 ° C, dry point: 274 ° C), Exxsol D40 (manufactured by ExxonMobil, starting point: 164 ° C, dry point: 192 ° C), Exxsol D60 (manufactured by ExxonMobil, starting point: 187 ° C, dry point: 209 ° C ), Exxsol D80 (made by ExxonMobil, starting point; 208 ° C, dry point: 243 ° C), Neothiozol (centralized into a company, starting point 225 ° C, dry point: 247 ° C), IP Solvent 2028 ( Produced by Idemitsu Kosan Co., Ltd., starting point: 213 ° C, 95% distillation temperature: 250 ° C) and kerosene.

The content of the saturated hydrocarbon solvent in the composition for pest control aerosol according to the present invention is usually from 10 to 90% by weight, preferably from 20 to 80% by weight.

Examples of polyoxyxides include compounds each having a siloxane coupling. Specific examples include dimethyl polyfluorene oxide, polyether modified polyfluorene oxide, amine modified polyfluorene oxide, alcohol modified polyfluorene oxide, aralkyl modified polyfluorene oxide; alkyl aralkyl modified polycondensation Oxygen, Polyether alkyl aralkyl modified polyfluorene oxide, amine polyether modified polyfluorene oxide, epoxy polyether modified polyfluorene oxide, fluorenyl modified polyfluorene, epoxy modified polyoxyl Sulfonic acid modified polyfluorene oxide, carboxyl modified polyfluorene oxide, phosphoric acid modified polyfluorene oxide, ammonium salt modified polyfluorene oxide, sulfobetaine modified polyfluorene oxide, methacrylic acid modified polyoxo, phenol Modification of polyoxane. Among these compounds, polyether-modified polyfluorene is particularly preferred.

Examples of polyether modified polyfluorene include polyoxyethylene-methyl polyoxyalkylene copolymer, polyoxypropylene-methyl polyoxyalkylene copolymer, poly(oxyethylene-oxypropylene)methyl polyoxyalkylene oxide. Copolymer, and methyl polyoxyalkylene-hexadecylmethyl polyoxyalkylene-poly(oxyethylene-oxypropylene) methyl polyoxyalkylene copolymer. The polyether modified polyfluorene oxygen includes a linear copolymerization (ABn) type in which a polyether is alternately bonded to a decane, a branched modified type, one or both ends modified, and a mixture thereof. It is particularly preferred that the polyether modified with polyether groups in at least one chain is modified. An example of the polyether group is R ¹¹ -(R ¹² ) _s -R ¹³ - (wherein R ¹¹ represents a hydroxyl group or an alkoxy group having 1 to 10 carbon atoms; and R ¹² represents an alkylene group having 2 to 4 carbon atoms; (wherein 2 or more alkylene groups are present as R ¹² ); R ¹³ represents an alkylene group having 2 to 12 carbon atoms, and s represents an integer of 1 to 20).

The polyether modified polyfluorene preferably has an HLB value of 1 to 15, an average molecular weight of 55,000 or less, and a viscosity at 25 ° C of 500 to 10000 mPa. s. The polyether modified polyfluorene is preferably liquid at 25 °C.

Examples of commercially available polyester modified polyoxo products include: KF-351A (HLB value: 12), K-352A (HLB value) manufactured by Shin-Etsu Chemical Co., Ltd. :7), KF-353 (HLB value: 10), KF-354L (HLB value: 16), KF-355A (HLB value: 12), KF-615A (HLB value: 10), KF-945 (HLB value) : 4), KF-640 (HLB value: 14), KF-642 (HLB value: 12), KF-643 (HL8 value: 14), KF-6004 (HLB value: 6), KF-6020 (HLB: Value: 4), KF-6011 (HLB Value: 12), KF-6012 (HLB value: 7), KF-6015 (HLB value: 5), KF-6016 (HLB value: 5), KF-6017 (HLB value: 5), X-22-4515 (HLB value: 5) and X-22-6191 (HLB value: 2); SH3749 (HLB value: 6), SH3771M (HLB value: 13) manufactured by Dow Corning Toray Co., Ltd. , SH3772M (HLB value: 6), SH3773H (HLB value: 9), SH3775M (HLB value: 5), SS-2802 (HLB value: 13), SS-2804 (HLB value: 13), SH8400 (HLB value: 7), SF8427 (HLB value: 9), SF8428 (HLB value: 0), FZ-2104 (HLB value: 14), FZ-2105 (HLB value: 11), FZ-2110 (HLB value: 1), FZ -2120 (HLB value: 6), FZ-2123 (HLB value: 8), FZ-2154 (HLB value: 6), FZ-2162 (HLB value: 15), FZ-2164 (HLB value: 8), FZ -2166 (HLB value: 5), FZ-2191 (HLB value: 5), FZ-2203 (HLB value: 1), F-2207 (HLB value: 3), FZ2208 (HLB value: 7), FZ77 (HLB) Values: 11), L-7001 (HLB value: 5) and L-7002 (HLB value: 8).

In the present invention, the above polyfluorene oxide compound may be used singly or in combination of two or more kinds of polyoxo compounds. The content of the polyoxygen compound in the pest-preventing aerosol composition according to the present invention is usually from 0.01 to 3% by weight, preferably from 0.1 to 2% by weight.

The driving agent has a liquefied gas having a boiling point of -50 to 0 °C. Examples of the driving agent include liquefied petroleum gas (LPG), dimethyl ether, propane, n-butane and isobutane. The content of the driving agent in the pest-preventing aerosol composition according to the present invention is usually from 4 to 90% by weight (89.898%), preferably from 16 to 80% by weight.

In the pest-preventing aerosol composition according to the present invention, the content of the ester compound is usually 0.00001 to 0.3 part by weight, preferably 0.0001 to 0.1 part by weight, relative to 1 part by weight of the saturated hydrocarbon solvent. The content of the saturated hydrocarbon solvent, polyoxyxide, is usually 0.0001 to 0.3 parts by weight, It is preferably 0.0005 to 0.1 part by weight, and the content of the driver is usually 0.04 to 9 parts by weight, preferably 0.2 to 4 parts by weight, per part by weight of the saturated hydrocarbon solvent.

If necessary, at least one selected component selected from the group consisting of another pest control component, a repellent, a synergist, a fragrance, and the like may be added to the composition for pest control of the present invention.

Other pest control ingredients include: organophosphorus compounds such as dichlorvos, fenitrothion, tetrachlorvinphos, fenthion, chlorpyrifos and diazinon; amines Carbamate compounds such as propoxur, carbaryl, metoxadiazone and fenobucarb; crustacean production inhibitors such as lufenuron, gram Chlorfluazuron, hexaflumuron, diflubenzuron, cyromazine and 1-(2,6-difluorobenzhydryl)-3-[2-fluoro-4 -(1,1,2,3,3,3-hexafluoropropoxy)phenyl]urea; juvenile hormone analog such as pyriproxyfen, methoprene , hydroprene and fenoxycarb; neonicotinoid-like compounds; and N-phenylpyrazole compounds.

Examples of the repellent include N,N-diethyl-m-toluidine, limonene, linalool, citronellal, menthol, menthone, Japanese hinokitiol, geraniol, eucalyptol, indoxacarb, carane-3,4-diol, MGK-R- 326, MGK-R-874 and BAY-KBR-3023.

Examples of synergists include: 5-[2-(2-butoxyethoxy)ethoxymethyl]-6-propyl-1,3-benzo Dioxo, N-(2-ethylhexyl)bicyclo[2,2,1]hept-5-enyl-2,3-dicarboxyarlenamide, octachlorodipropyl ether, thiocyanate Anthracene ester and N-(2-ethylhexyl)-1-isopropyl-4-methylbicyclo[2,2,2]oct-5-enyl-2,3-carboxamide.

Examples of the stabilizer include phenol-type antioxidants such as 2,6-di-tert-butyl-4-methylphenol.

The pest-preventing aerosol composition according to the present invention can form an aerosol containing the pest-preventing aerosol composition according to the present invention, for example, an aerosol container, a saturated hydrocarbon solvent, and a polyoxyl oxide. Compounds and, if necessary, additional pest control ingredients, repellents, synergists, stabilizers, etc., attach a spray valve to the container, load the driver through the handle, shake the container, and then attach the container to the starter Device. Examples of starters include push button type starters and trigger type starters.

The pest-preventing aerosol composition according to the present invention is an effective amount of a pest-preventing aerosol containing the composition for pest control of the present invention to be used for controlling pests, for example, spraying harmful organisms, pests The route and/or the manner in which the pest is inhabited. When the aerosol is applied to a flat surface, the aerosol application amount is usually from about 0.001 to 1000 mg of the surface area of the ester compound / 1 m ² plane. When the aerosol is applied to the space, the aerosol is usually applied in an amount of about 0.001 to 1000 mg of the ester compound per 1 m ^{3 of} space.

Examples of the pests which can be prevented by the composition for pest control of the pest according to the present invention include arthropods such as insects and cockroaches, and include the following pests.

A pest belonging to the family Lepidoptera: Pyralidae pests such as Chilo suppressalis, Cnaphalocrocis medinalis, and Plodia interpunctella, And Ephestia kuehniella; root-cutting pests such as Spodoptera litura, Pseudaletia separate, and Mamestra brassicae; Pieridae pests such as white butterfly ( Pieris rapae); Tortricidae pests such as Adoxophyes orana; Carposinidae pests; Lyonetiidae pests; Lymantriidae pests; Trichoplusia pests; Agrotis pests such as Agrotis segetum and Agrotis ipsilon; Helicoverpa spp. pests; corn ear worms Variety (Heliothis spp) pest; Plutella xylostella; Parnara guttata; Tinea translucens; Tineola bisselliella; and others.

A pest belonging to the order Diptera: Culex spp. For example, Culex pipiens pallens, Culex tritaeniorhynchus and Culex quinquefasciatus; Aedes spp. pests such as Aedes aegypti and Aedes albopictus; anopheles pests such as Anopheles sinensis and Anopheles gambiae; Chironomidae pests; Musca domestica, such as Musca domestica, Muscina stabulans and Fannia canicularis; blow files; fresh flies; Anthomyiidae pests such as Delia platura and onions Delia antiqua; Tephritidae pest; Agromyzidae pest; Drosophilidae pest; Psychodidae pest; Phoridae Pests; Tabanidae pests; Simuliidae pests; (Stomoxys) pests; Ceratopogonidae; and others.

A pest belonging to the family Blattodae: German 蜚蠊 (Blattella germanica), Periplaneta fuliginosa, Periplaneta americana, Periplaneta australasiae, Periplaneta brunnea, Blata orientalis, and others.

A pest belonging to the order Hymenoptera: ants such as the day Camponotus japonicus, Tetramorium tsushimae, Lasius japonicus, Pachycondyla chinensis, Monornorium intrudens, Japanese garden ant Lasius nipponensis), Monomorium pharaonis, Formica japonica, Ochetellus glaber, Pristomyrmex punctatus, Pheidole noda and Argentina Ant (Linepithema humile); paper wasps such as, for example, Poliates chinensis antennalis, Polistes riparius, Polistes jadwigae jadwigae, yellow long bee ( Polistes rothneyi), Polistes nipponensis, Polistes snelleni and Polistes japonicus; Vespidae pests: eg Chinese tiger head bee (Vespa) Mandarinin), Vespa simillima, Vespa analis Fabricius, Vespa crabro Linnaeus, Vespa Ducalis Smith), Vespula flaviceps Smith with Vespula shidai and Dolichovespula media; Ethylidae pests; Tenthredinidae pests such as Japan Lysiphlebus japonicus; and others.

A pest belonging to Aphaniptera: shit (Ctenocephalides canis), Ctenocephalides felis, Pulex irritans, etc.

A pest belonging to the Anoplura: Pediculus Humanus), Phthirus pubis, Pediculus humanus capitis, Pediculus humanus corporis; and others.

A pest belonging to the genus Psocoptera: the genus (Psocidae) pests.

a pest belonging to the Isoptera: underground termites such as large And termites (Reticulitermies speratus), Coptotermes formosanus, Reticulitermes flaviceps, Reticulitermes Hesperus, Reticulitermes virginicus, Tanning black termites ( Reticulitermes tibialis) and Heterotermes aureus; dry wood termites such as Incisitermes minor; wet wood termites such as Zootermopsis nevadeneis; and others.

A pest belonging to the Hemiptera: Inaba (Delphacidae) pests such as Laodelphax striatellus, Nilaparvata lugens, and Sogatella furcifera; Deltocephalidae pests such as Nephotettix cincticeps And Taiwan's Nephotettix virescens; Aphididae pests; Pentatomidae pests such as Nezara antennata; Riptortus clavatus, Eysarcoris Lewisi), Eysarcoris parvus, Plautia stali, Halyomorpha mista, Stenotus rubrovittatus And Trigonotylus caelestialium; Aleyrodidae pest; Coccoidea pest; Tingidae pest; Psyllidae; Cimicidae ) pests such as bed bugs (Cimex lectularius); and others.

a pest belonging to the coleoptera: corn rootworm such as hair Attengus japonicas; Anthrenus verbasci; Diabrotica virgifera virgifera and Diabrotica undecimpunctata howardi; Scarabaeidae pests such as gold-copper tortoise (Anomala cuprea) And soybean red-gold turtle (Anomala rufocuprea); Curcculionidae pests such as Sitophilus zeamais, rice water weevil (Lissorhoptrus oryzophilus), cotton boll weevil (Anthonomus grandis boheman), and mung bean ( Callosobruchus chinensis); Tenebrionidae pests such as Tenebrio molitor and Tribolium castaneum; Chrysomelidae pests such as Oulema oryzae, yellow leaves Phyllotreta striolata and Aulacophora femoralis; Anobiidae pests; Epilachna spp. pests such as Epilachna vigintioctopunctata; Lyctidae) pest; Bostrychidae pest; specimen of Ptinidae ; Cerambycidae (Cerambycidae) pests; ant type paederus (Paederus fuscipes) pests; and other persons.

A pest belonging to the order Thysanoptera: Southern Yellow Horse (Thrips palmi), Frankliniella occidentalis, Thrips hawaiiensis; and others.

A pest belonging to the Orthoptera: Aphididae (Gryllotalpidae), Acrididae, Gryllidae pest; and others.

A pest belonging to the Acarina: Prickly (Dermanyssidae) pests such as Dermatophagoides farinae and Dermatophagoides pteronyssinus; Acaridae pests such as Tyrophagus putrescentiae and Aleuroglyphus ovatus; Glycyphagidae pests such as Glycyphagus privatus, Glycyphagus domesticus and Glycyphagus destructor; Cheyletidae pests such as Cheyletus malaccensis And carnivorous cultivars (Cheyletus fortis); Tarsonemidae pests; Chortoglyphidae pests; Haplochthoniidae pests; Tetranychidae such as two-spotted spider mites ( Tetranychus urticae), Tetranychus kanzawai, Panonychus citri, and Panonychus ulmi; Erythraeidae pest; Mesostigmata pest For example, Haemaphysalis longicornis; Ornithonyssus sylviarum pest; Prickles mites (Dermanyssidae) pests such as poultry lice (Dermanyssus gallinae).

Example

The present invention will be described in more detail below by way of Production Examples and Test Examples. However, the invention is not limited to only the following. Unless otherwise stated, the term "parts" as used herein means "parts by weight".

Manufacturing example 1

The ester compound (0.02 parts) was modified with a polyether having an HLB value of 5. Polyfluorene (KF-6016, PEG-9 methyl ether dimethicone, manufactured by Shin-Etsu Chemical Co., Ltd.) (1 part) and Isopar M (58.98 parts) were placed in an aerosol can (AE180WO, Toyo Seiki Co., Ltd.), a valve member (a button valve with a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on the can, and then a driving agent (liquefied petroleum gas) (40 parts) was loaded through a valve member. Enter the tank. An aerosol containing a pest-preventing aerosol (100 parts) (hereinafter referred to as "the present aerosol (1)") was prepared in this manner.

Manufacturing Example 2

The ester compound (0.02 parts), a polyether having an HLB value of 5, modified polyfluorene (KF-6017, PEG-10 methyl ether oxime, manufactured by Shin-Etsu Chemical Co., Ltd.) (1 part) and Isopar M (58.98) In the aerosol canister (AE180WO, manufactured by Toyo Seiki Co., Ltd.), a valve member (a button valve with a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on the can, and then the driving agent was liquefied. Petroleum gas (40 parts) was charged into the tank via a valve member. An aerosol containing a pest-preventing aerosol (100 parts) (hereinafter referred to as "the present aerosol (2)") was prepared in this manner.

Manufacturing Example 3

The present ester compound (0.02 parts), a polyether having an HLB value of 12, modified polyfluorene (KF-6011, PEG-11 methyl ether oxime, manufactured by Shin-Etsu Chemical Co., Ltd.) (0.1 part) and Isopar M (59.88) In the aerosol canister (AE180WO, manufactured by Toyo Seiki Co., Ltd.), a valve member (a button valve with a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on the can, and then the driving agent was liquefied. Petroleum gas (40 parts) was charged into the tank via a valve member. An aerosol containing a pest-preventing aerosol (100 parts) (hereinafter referred to as "the present aerosol (3)") was prepared in this manner.

Manufacturing Example 4

The ester compound (0.02 parts), modified with a polyether having an HLB value of 1 Polyfluorene (FZ-2203, octamethylcyclotetraoxane, manufactured by Dow Corning Toray Co., Ltd.) (1 part) and Isopar M (58.98 parts) were placed in an aerosol can (AE1280WO, manufactured by Toyo Seiki Co., Ltd.). A valve member (a button valve having a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on the can, and then a driving agent (liquefied petroleum gas) (40 parts) was charged into the can via a valve member. An aerosol containing a pest-preventing aerosol (100 parts) (hereinafter referred to as "the present aerosol (4)") was prepared in this manner.

Manufacturing Example 5

The ester compound (0.02 parts), a polyether modified polyfluorene (FZ-2162, manufactured by Dow Corning Toray) (1 part) and Isopar M (58.98 parts) having an HLB value of 15 were placed in an aerosol can. (AE1280WO, manufactured by Toyo Seiki Co., Ltd.), a valve member (a button valve with a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on a can, and then a driving agent (liquefied petroleum gas) (40 parts) was passed through A valve member is loaded into the can. An aerosol containing a pest-preventing aerosol (100 parts) (hereinafter referred to as "the present aerosol (5)") was prepared in this manner.

Comparative manufacturing example 1

The present ester compound (0.02 parts), dichloromethane (5 parts) and deodorized kerosene (34.98 parts) were mixed. The obtained mixture was placed in an aerosol can (AE1280WO, manufactured by Toyo Seiki Co., Ltd.), and a valve member (a button valve with a shank having a hole diameter of 0.33 mm, manufactured by Nippon Precision Valve Co., Ltd.) was placed on the can, and then the driving agent was Liquefied petroleum gas (60 parts) was charged into the tank via a valve member. In this way, an aerosol containing an anti-aerosol (100 parts) of a pest (hereinafter referred to as "comparative aerosol") is contained.

Test example 1

10 housefly (5 male and 5 female) adults were fed to a polyethylene cup (bottom diameter: 10.6 cm, high diameter: 12 cm, height: 7 cm), and the cup was 16 The mesh is covered with nylon mesh. Another identical polyethylene cup is also available, but no housefly is placed. The cup with the housefly released is placed in the center of the bottom of the 70 cm square box, while the cup without the housefly is placed at the back of the box.

The aerosol and the comparative aerosol were each sprayed into the tank through a small window in the central portion of the front side wall of the tank, and the amount of the aerosol composition sprayed was 300 mg. After 7 minutes of spraying, the knock-down rate was measured. (This test was repeated twice for each aerosol).

The results are shown in Table 1.

[Possibility of application in industry]

According to the present invention, it is possible to provide a pest-preventing aerosol composition and a pest control method which have an excellent pest control effect.

Claims (6)

A pest-preventing aerosol composition comprising an ester compound represented by the formula (1), a saturated hydrocarbon solvent, a polyoxo compound and a driving agent: The pest-preventing aerosol composition according to the above aspect of the invention, wherein the ester compound represented by the formula (1) is contained in an amount of from 0.001 to 3% by weight, and the saturated hydrocarbon solvent is in an amount of from 10 to 10 90% by weight, the polydecane oxide is contained in an amount of 0.01 to 3% by weight, and the driving agent is contained in an amount of 4 to 90% by weight. The composition for pest control of an aerosol according to claim 1 or 2, wherein the polyxanthene oxide is a polyether modified polyoxane. The pest-preventing aerosol composition according to claim 3, wherein the polyether-modified polyfluorene has an HLB value of 1 to 15. A pest-preventing aerosol composition according to any one of claims 1 to 4, wherein the pest-preventing aerosol composition according to any one of claims 1 to 4. A pest control method comprising spraying an effective amount of a pest control aerosol composition onto a pest or a pest, the pest control composition containing the ester compound represented by the formula (1) , saturated hydrocarbon solvent, polyoxane and driver: