CN101595864B - Fan-type insecticidal incense and application thereof - Google Patents
Fan-type insecticidal incense and application thereof Download PDFInfo
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- CN101595864B CN101595864B CN 200910158393 CN200910158393A CN101595864B CN 101595864 B CN101595864 B CN 101595864B CN 200910158393 CN200910158393 CN 200910158393 CN 200910158393 A CN200910158393 A CN 200910158393A CN 101595864 B CN101595864 B CN 101595864B
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Abstract
The invention provides a fan-type insecticidal incense, which comprises a drug impregnated body and a fan device accommodating the drug impregnated body, wherein the drug impregnated body comprises the following components in percentage by weight: 0.5 to 15 percent of pyrethroid compound serving as an insecticidal active component and shown by a formula (1), 0 to 50 percent of solvent, 30 to 99.9 percent of impregnated carrier and 0 to 5 percent of auxiliary agent; in the formula (1), R is a hydrogen atom, methyl, methoxyl or methoxymethyl; and the fan device comprises the parts of a normal fan: a power supply, a motor, fan blades and a fixing device for fixing the parts and the drug impregnated body, wherein the drug impregnated body is replaceable. The fan-type insecticidal incense can be used for controlling sanitary insect pests.
Description
Technical field
The present invention relates to a kind of hygienic insecticide, be specifically related to a kind of fan-type insecticidal incense, and in the application of sanitary insect pest aspect preventing and treating.
Background technology
The pyrethroid compound of formula (1) expression, wherein R is a hydrogen atom, methyl, methoxyl group or methoxyl methyl have insecticidal activity and have been disclosed in the documents such as JP2002-249464A, CN101381306A; On the other hand, a kind of convenient fan-type mosquito repellent utensil that uses has been proposed among the JP2004-222725A, wherein active ingredient has adopted tetrafluoro methothrin (Dimefluthrin) and methoxy benzyl Flumethrin (metofluthrin), but we think that still its drug effect is not ideal enough in actual use.
We are through discovering, the pyrethroid compound of formula (1) expression has very high vapour pressure, arrange from high to low by vapour pressure, 2,3,5,6-tetrafluoro-4-methoxy-benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester (2176.6Pa)＞2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester (1713.8Pa)＞methoxy benzyl Flumethrin (1323.8Pa)＞tetrafluoro methothrin (1163.3Pa).The vapour pressure here is the vapour pressure of obtaining with Donovan method (being published in Journal of Chromatography A by Stephen F.Donovan, reported method in " New method forestinating vapor pressure by the use of gas chromatography (estimating the new method of vapour pressure with gas-chromatography) " literary composition of 749 (1996) 123-129) under 200 ℃.Simultaneously, the compound of formula (1) also has good insecticidal activity, and therefore, inventor of the present invention has attempted developing the fan-type insecticidal incense that contains above-claimed cpd, find that it can bring into play good insecticidal action for a long time under wind drive, finished the present invention.
Summary of the invention
The objective of the invention is to: provide a kind of active compound that under wind drive, can provide for a long time to volatilize the insecticidal incense of Pest Control.
For achieving the above object, the present invention proposes following technical scheme:
A kind of fan-type insecticidal incense is provided, comprise and soak the fan assembly that medicine body and splendid attire soak the medicine body, wherein, the described medicine body that soaks comprises the pyrethroid compound shown in the formula as active insecticidal components (1) of 0.1-15% weight, the assistant agent that soaks drug carrier and 0-5% weight of the solvent of 0-50% weight, 30-99.9% weight; Described fan assembly comprises the included power supply of normal fan, motor, fan blade and the fixture that is used for fixing these parts and soaks the medicine body, wherein soaks the medicine body and can change.
Described active component can be structure compound as the formula (1) because of the cyclopropane plane the asymmetric and asymmetric caused any stereoisomer of olefinic double bonds, instantiation comprises 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester, 2,3,5,6-tetrafluoro-4-methoxy-benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester, 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-1R, trans-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester or 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-1R, cis-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester.These compounds are known, perhaps can prepare by known method.
Described active component is preferably 0.5-10% weight at the described content that soaks in the medicine body.
Described solvent is alcohols, hydro carbons or esters solvent; Content in soaking the medicine body is preferably 0-20% weight.
Described alcohols solvent is selected from n-butanol (117.9 ℃ of boiling points), sec-butyl alcohol (99.5 ℃ of boiling points), the tert-butyl alcohol (82.3 ℃ of boiling points), normal propyl alcohol (97.2 ℃ of boiling points), isopropyl alcohol (82.4 ℃ of boiling points), ethanol (78.3 ℃ of boiling points), α-cineol or α-santalol.
Described varsol is selected from heptane (98.4 ℃ of boiling points), octane (125 ℃ of boiling points), nonane (149.5 ℃ of boiling points), decane (174 ℃ of boiling points), hendecane (195.9 ℃ of boiling points), 12 carbon alkane (216 ℃ of boiling points), tridecane (235.4 ℃ of boiling points), tetradecane (253.7 ℃ of boiling points), D30 (Exxon Mobil petrochemical corporation (complex), 141 ℃～159 ℃ of boiling points), D40 (Exxon Mobil petrochemical corporation (complex), 168 ℃～193 ℃ of boiling points), D60 (Exxon Mobil petrochemical corporation (complex), 186 ℃～201 ℃ of boiling points), D80 (Exxon Mobil petrochemical corporation (complex), 206 ℃～243 ℃ of boiling points), Isopar-E (Exxon Mobil petrochemical corporation (complex), 115 ℃～140 ℃ of boiling points), Isopar-G (Exxon Mobil petrochemical corporation (complex), 167 ℃～176 ℃ of boiling points), Isopar-H (Exxon Mobil petrochemical corporation (complex), 179 ℃～188 ℃ of boiling points), Isopar-L (Exxon Mobil petrochemical corporation (complex), 186 ℃～201 ℃ of boiling points) or Isopar-M (Exxon Mobil petrochemical corporation (complex), 223 ℃～253 ℃ of boiling points) or the like, and their mixture.
Described esters solvent is to be the ester compounds of the not halogen atom of liquid under the normal temperature, the ester or the ditridecyl phthalate of the alcohol of ester, lauric acid, palmitic acid and the carbon number 3 to 10 of diester, malic acid or the acetyl group citric acid of the alcohol of the diacid of can selecting oneself, decanedioic acid, azelaic acid and carbon number 3 to 10 and the alcohol of carbon number 3 to 10.
Described carboxylate specifically can be selected from saturated binary fatty acid esters such as Di-n-butyl Adipate, diisodecyl adipate (DIDA), diisopropyl adipate, di-n-octyl sebacate, dibutyl sebacate; hydroxy fatty acids such as malic acid two-2-Octyl Nitrite; acetoxyl group fatty acid esters such as citroflex A-4; saturated unary fatty acid esters such as lauric acid two-2-Octyl Nitrite, isopropyl palmitate, phthalic acid esters such as repefral, diisooctyl phthalate.
The described preferred 70-99.5% weight of drug carrier content of soaking.
Described material of soaking drug carrier can be selected following material for use, for example paper, paper pulp, fiber serial carrier, ethene-vinyl acetate series plastics, synthetic resin carrier, inanimate matter carriers such as calcium silicates etc., wherein, natural paper, paper pulp, fiber serial carrier are best.Be made into sheet, netted, granular or class is granular, the active ingredient of soaking drug carrier inside can slowly diffuse to carrier surface and keep the stable amount of loosing of waving for a long time, simultaneously originally soak drug carrier and can be made into diameter 3～10cm's, the circle of thick 0.1～1cm, also can make various external diameters at 3～10cm, other shapes of thick 0.1～1cm.
Described assistant agent is stabilizing agent and/or spices.
Described stabilizing agent can be a phenol type stabilizing agent, for example 2, and 6-BHT (BHT) or butylated hydroxyarisol (BHA); Described spices can be cream jasmin france, lemon extract etc.
In the described fan assembly, power supply can adopt alternating current or 1～2 economize on electricity to press the dry cell of 1.5V; Motor is under above-mentioned power initiation, and the controlled fan blade turns round more than 300 hours with 100～2000rpm winding number continuously; Fan blade is made up of 3～6 blades, and the external diameter scope is at 3～10cm, air supply mode be by after blow to forward and soak the medicine body, blow in the space again through soaking the medicine body.
Fan-type insecticidal incense of the present invention prepares by the following method:
1) active component and the assistant agent with described percentage by weight is dissolved in an amount of described solvent, is mixed with solution, and the drug carrier that soaks that will make any described shape again immerses in the above-mentioned solution, and infiltrating time is 1 minute～60 minutes; Perhaps can adopt above-mentioned solution evenly dropped to and soak on the drug carrier, soak into or drip and finish the drug carrier that soaks that the back taking-up contains medicament, being put in dries in the air under 25 ℃ of the normal temperature blows 1～24 hour, or 30～70 ℃ of bakings 1～12 hour down, dry in the air blow or toast after be and soak the medicine body;
2) the medicine body that soaks of step 1) preparation is packed in the fixture of described fan, make fan-type insecticidal incense of the present invention.
The volatilization that fan-type insecticidal incense of the present invention can provide wind energy to drive the pyrethroid compound shown in the formula (1) by fan is with Pest Control long-term effectively.This fan-type insecticidal incense can be in room, warehouse, automobile, use near baby's wheelbarrow, can reach the repellent insect and prevent the good result that the human and animal is sucked blood and knocks down and kill off the insect pests by insect.
Can comprise various harmful arthropodss by the insect of insecticidal incense control of the present invention, for example insect and mite class.To flight class pest, especially dipteral insect, comprise Dulicidae especially, Culex pipiens pallens for example, Culex tritaeniorhynchus, Culex quinquefasciatus; Nuscidae, for example housefly, Fannia canicularis, Calliphoridae, Drosophilidae etc. are effective.
Embodiment
Explain technical scheme of the present invention and effect in detail with the form of embodiment below, but the present invention is not limited to following examples.
Preparation embodiment 1
With 2,3,5 of 0.2g, 6-tetrafluoro-4-methoxyl methyl benzyl-1R, trans-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2, the D80 that 2-dimethyl cyclopropane carboxylic acid ester is dissolved in 0.8g is prepared into solution, evenly be added drop-wise to heavy 3g then, diameter 6cm is on the netted round polyethylene carrier of thick 0.3cm, dry in the air through normal temperature again and blow 5 hours, make a kind of medicine body I that soaks.
With described soak medicine body I pack into adopt dry cell as power supply, can make motor with 900rpm be rotated 240 hours, and the fixture of the fan of supporting fan blade with corresponding size in, be prepared into fan-type insecticidal incense I of the present invention.
Preparation embodiment 2
With 2,3,5 of 0.2g, 6-tetrafluoro-4-methoxyl methyl benzyl-1R, cis-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2, the D80 that 2-dimethyl cyclopropane carboxylic acid ester is dissolved in 0.8g is prepared into solution, evenly be added drop-wise to heavy 3g then, diameter 6cm is on the netted round polyethylene carrier of thick 0.3cm, dry in the air through normal temperature again and blow 5 hours, make a kind of medicine body II that soaks.
With described soak medicine body II pack into adopt dry cell as power supply, can make motor with 900rpm be rotated 240 hours, and the fixture of the fan of supporting fan blade with corresponding size in, be prepared into fan-type insecticidal incense II of the present invention.。
Preparation embodiment 3
With 2 of 0.1g, 3,5,6-tetrafluoro-4-methoxy-benzyl-1R-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2, the D60 that the BHT of 2-dimethyl cyclopropane carboxylic acid ester, 0.05g is dissolved in 0.8g is prepared into solution, evenly is added drop-wise to heavy 3g then, diameter 6cm, on the netted round polyethylene carrier of thick 0.3cm, dry in the air through normal temperature again and blow 15 hours, make a kind of medicine body formula insecticidal incense III that soaks.
With described soak medicine body III pack into adopt dry cell as power supply, can make motor with 900rpm be rotated 240 hours, and the fixture of the fan of supporting fan blade with corresponding size in, be prepared into fan-type insecticidal incense III of the present invention.
Preparation embodiment 4
With 2,3,5 of 0.3g, 6-tetrafluoro-4-methoxyl methyl benzyl-1R, cis-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2, the D80 that the BHT of 2-dimethyl cyclopropane carboxylic acid ester, 0.02g is dissolved in 0.5g is prepared into solution, evenly be added drop-wise to heavy 3g then, diameter 6cm is in the netted round polyethylene carrier of thick 0.3cm, dry in the air through normal temperature again and blow 15 hours, make a kind of medicine body IV that soaks.
With described soak medicine body IV pack into adopt dry cell as power supply, can make motor with 900rpm be rotated 240 hours, and the fixture of the fan of supporting fan blade with corresponding size in, be prepared into fan-type insecticidal incense IV of the present invention.
The comparative example 1
The D80 that the alkynes third chrysanthemum ester of 0.5g is dissolved in 0.5g makes solution, evenly is added drop-wise to heavy 3g, diameter 6cm, and on the netted round polyethylene carrier of thick 0.3cm, normal temperature dries in the air and blows 5 hours, makes a kind of contrast and soaks medicine body I.In the fixture of fan same as the previously described embodiments of packing into then, make contrast fan insecticidal incense I.
The comparative example 2
The D80 that the methoxy benzyl Flumethrin of 0.2g is dissolved in 0.8g makes solution, evenly be added drop-wise to heavy 3g, diameter 6cm, on the netted round polyethylene carrier of thick 0.3cm, normal temperature dries in the air and blows 5 hours again, make a kind of contrast and soak medicine body II, in the fixture of the fan same as the previously described embodiments of packing into then, make contrast fan insecticidal incense II.
Test case 1
With fan-type insecticidal incense I of the present invention and II and contrast insecticidal incense I and II, carry out evaluation of pesticide effectiveness contrast in the transparent simulation room of a 3.16m * 3.16m * 2.8m, with reference to simulation room test method with reference to GB13917.8-92.Detailed process was as follows: with insecticidal incense sample continuous ventilating 2 hours, 150 hours, after 300 hours, put into transparent simulation room, draw 100 female culex pipiens fatigans, put into simulation room testing arrangement with mosquito sucking tube, accurately smoked kill is 2 hours, timer counter is knocked down the quantity of mosquito in 2 hours, knocks down 50% examination worm (KT50) required time according to result's statistics, the results are shown in table 1:
The fan-type insecticidal incense of table 1. the present invention preparation and the comparison that contrasts the fan-type insecticidal incense effect exterminating mosquito
The result shows fan-type insecticidal incense drug effect excellence of the present invention, and can guarantee permanent use.
Claims (9)
1. fan-type insecticidal incense, it is characterized in that: comprise and soak the fan assembly that medicine body and splendid attire soak the medicine body, the described medicine body that soaks comprises the pyrethroid compound shown in the formula as active insecticidal components (1) of 0.1-15% weight, the assistant agent that soaks drug carrier and 0-5% weight of the solvent of 0-50% weight, 30-99.9% weight; In the described formula (1), R is hydrogen atom, methyl, methoxyl group or methoxyl methyl; Described fan assembly comprises the included power supply of normal fan, motor, fan blade and the fixture that is used for fixing these parts and soaks the medicine body, wherein soaks the medicine body and can change.
2. the described fan-type insecticidal incense of claim 1 is characterized in that: the described drug carrier that soaks that soaks solvent that the medicine body comprises the pyrethroid compound shown in the formula (1) of 0.5-10% weight, 0-20% weight, 70-99.5% weight.
3. the described fan-type insecticidal incense of claim 1, it is characterized in that: described pyrethroid compound is 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester, 2,3,5,6-tetrafluoro-4-methoxy-benzyl-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester, 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-1R, trans-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester or 2,3,5,6-tetrafluoro-4-methoxyl methyl benzyl-1R, cis-(Z)-3-(3,3,3-three fluoro-1-acrylic)-2,2-dimethyl cyclopropane carboxylic acid ester.
4. the described fan-type insecticidal incense of claim 1, it is characterized in that: described solvent is alcohols, hydro carbons or esters solvent.
5. the described fan-type insecticidal incense of claim 1, it is characterized in that: described material of soaking drug carrier is the fiber serial carrier.
6. the described fan-type insecticidal incense of claim 1, it is characterized in that: described assistant agent is stabilizing agent and/or spices.
7. the application of the described fan insecticidal incense of claim 1 is characterized in that: described insecticidal incense is used for the control of diptera flight class pest.
8. the application of the described fan insecticidal incense of claim 7 is characterized in that: described diptera flight class pest is Dulicidae, Nuscidae, Calliphoridae or Drosophilidae insect.
9. the described application of claim 7 is characterized in that: described fan-type insecticidal incense is used in room, warehouse, automobile or near the baby stroller.
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| CN 200910158393 CN101595864B (en) | 2009-07-09 | 2009-07-09 | Fan-type insecticidal incense and application thereof |
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| CN 200910158393 CN101595864B (en) | 2009-07-09 | 2009-07-09 | Fan-type insecticidal incense and application thereof |
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| CN101595864A CN101595864A (en) | 2009-12-09 |
| CN101595864B true CN101595864B (en) | 2011-06-15 |
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| CN111802403A (en) * | 2019-04-12 | 2020-10-23 | 杭州家得好日用品有限公司 | Deinsectization composition and deinsectization method |
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