CN101940220A - Insecticide aerosol and preparation method thereof - Google Patents
Insecticide aerosol and preparation method thereof Download PDFInfo
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- CN101940220A CN101940220A CN2010100022727A CN201010002272A CN101940220A CN 101940220 A CN101940220 A CN 101940220A CN 2010100022727 A CN2010100022727 A CN 2010100022727A CN 201010002272 A CN201010002272 A CN 201010002272A CN 101940220 A CN101940220 A CN 101940220A
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Abstract
The invention relates to an insecticide aerosol and a preparation method thereof. The insecticide aerosol comprises the following components in percentage by weight: 60-80 wt% of organic solvent, 10-30 wt% of propellent, 1-5 wt% of potentiating agent, 1-5 wt% of accessory ingredient, 0.2-1 wt% of synthetic pyrethroid and 1-5 wt% of essence. The insecticide aerosol has better atomization and desinsection effect and low VOC content. The preparation method of the insecticide aerosol comprises the following steps: mixing the organic solvent, the potentiating agent, the accessory ingredient, the synthetic pyrethroid and the essence at ratio to prepare a liquid medicine; filling the liquid medicine into a filling container, and sealing; filling the propellent into the filling container; and pressing an aerosol cover on the container to obtain the insecticide aerosol.
Description
Technical field
The invention belongs to the insecticide technical field, relating to particularly with the pyrethroid is low VOC insect aerosol of drug activity composition and preparation method thereof.
Background technology
Insects such as fly, mosquito, cockroach not only can disturb daily life, also can become some and infect class transmission of disease person.People generally use aerosol type insecticide and heating evaporation type insecticide to come kill pests now, and it has advantages such as easy to use, that desinsection is rapid.Yet, at present the insecticide that uses exist toxicity big, peculiar smell is arranged, environment is had pollution, anti-ly kills shortcomings such as area is little, timeliness short, the toxic residue amount is big.Along with the growing interest of people to environmental protection and self health, global insecticide production is just beginning to change to the quality and safety type from scalar type, and the novel pesticide of efficient, the low toxicity of exploitation, safety has become world's insecticide industrial expansion direction energetically.
Common insect aerosol all is to reach atomizing effect and better insecticidal effect by the consumption that increases propellant.But the increase of propellant consumption not only can make the pressure of product increase, and makes product have certain danger; And VOC in the insect aerosol (VOC) content is raise, be unfavorable for health and destroy environment.American-European for this reason developed country has taken the lead in use by the control propellant reducing the pollution to environment, but has caused also that like this straight line of product insecticidal effect descends.
A kind of insect aerosol with the preparation of pyrethrin concentrate is disclosed among the Chinese patent NO.ZL 200510096896.9.This invention slowly adds deodorized kerosine, solvent naphtha or pitch in the pyrethrin concentrate, the oiliness pyrethrin aerosol that obtains effectively reduces toxicity of pesticides, but it lacks necessary propellant, and composition is single, and atomizing effect and insecticidal effect are also undesirable.
In sum, need provide a kind of low VOC, atomizing effect is good, insecticide efficiency is high product to satisfy the desinsection needs.
Summary of the invention
For solving above-mentioned at least one technical problem, the invention provides a kind of is the low VOC insect aerosol of drug activity composition with the pyrethroid, and this insecticide atomizing effect is good, and can potent desinsection.
In addition, the present invention also provides a kind of preparation method of above-mentioned insect aerosol.
According to an aspect of the present invention, a kind of insect aerosol is provided, has comprised the component of following weight proportion: organic solvent 60～80%, propellant 10～30%, synergist 1～5%, auxiliary agent 1～5%, pyrethroid 0.2～5% and essence 0.1～5%.
One of according to the embodiment of the present invention, described organic solvent is selected from the group that comprises organic hydrocarbon, alcohols and ester class.
One of according to the embodiment of the present invention, described organic solvent is selected from least a in kerosene, dimethylbenzene, toluene, ethanol, ethyl acetate, phenmethylol ester, phthalic acid ester and the polyethylene glycol.
One of according to the embodiment of the present invention, described propellant is a Compressed Gas, described gas comprises any one in oil gas, dimethyl ether, HFC-134a and the carbonic acid gas.
One of according to the embodiment of the present invention, described synergist is a piperonyl butoxide.Piperonyl butoxide and pyrethroid and usefulness can form complex compound, prevent that by the mixed-functional oxidase that suppresses insect insect from developing immunity to drugs, and increase insecticidal effect thereby can produce synergy.
One of according to the embodiment of the present invention, described auxiliary agent is a polypropylene glycol.Compare with other auxiliary agents, the organic solvent toxicity of low VOC is low, and can effectively keep and strengthen the product chemical property, particularly prevents and slow down the decomposition of active ingredient, for example can prevent crystallization, deflocculation, anti-sedimentation, anti-hard water etc.Wherein, better with the polypropylene glycol effect in use.
One of according to the embodiment of the present invention, described pyrethroid is selected from least a in allethrin, tetramethrin, cypermethrin and the decis.
According to another aspect of the present invention, also provide a kind of method of above-mentioned insect aerosol, comprised the steps: that (a) mixes organic solvent, synergist, auxiliary agent, pyrethroid and essence by proportioning, make soup; (b) will seal after the described soup injection container filling; (c) in described container filling, inject propellant, press the aerosol lid, obtain described insect aerosol.Described step c further comprises the step that described insect aerosol is hunted leak and tested.
Technique effect of the present invention is, compare with common insect aerosol, insect aerosol of the present invention is when VOC content is lower, has insecticidal effect efficiently, overcome the good drug efficacy that exists in the existing like product and VOC content height, perhaps low the and shortcoming of aerosol drug effect difference of VOC content.In addition, the atomizing effect of product of the present invention is good, helps reducing the VOC value of product, and the raw material environmental protection, and is therefore little to the human body stimulation, more environmental friendliness.Preparation technology of the present invention is simple, and cost is low, is applicable to large-scale industrial production, but extensive use.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Embodiment
Describe embodiments of the invention below in detail, the embodiment that describes below is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
The present invention adopts a small amount of pyrethroid and low VOC organic solvent as main mosquito repellent raw material, be equipped with propellant, synergist, auxiliary agent and essence again, thereby provide a kind of insect aerosol, in weight percentage, its key component comprises: organic solvent 60～80%, propellant 10～30%, synergist 1～5%, auxiliary agent 1～5%, pyrethroid 0.2～5% and essence 0.1～5%.Described solvent is selected from the group that comprises organic hydrocarbon, alcohols, ester class, described organic hydrocarbon can be kerosene, gasoline, dimethylbenzene, toluene, the adjacent benzene of dimethyl etc., described alcohols can be ethanol, polyethylene glycol, propane diols, ether alcohol etc., described ester class can be ethyl acetate, phenmethylol ester, dicarboxylic acid esters etc., wherein, better with the result of use of phenmethylol ester, the adjacent benzene of dimethyl, dicarboxylic acid esters, polyethylene glycol.Described propellant is a Compressed Gas, can be in oil gas, dimethyl ether, HFC-134a and the carbonic acid gas any one.Described synergist is a piperonyl butoxide, and piperonyl butoxide and pyrethroid and usefulness can form complex compound, prevents that by the mixed-functional oxidase that suppresses insect insect from developing immunity to drugs, and increases insecticidal effect thereby play synergy.Compare with other auxiliary agents, the organic solvent toxicity of low VOC is low, and can effectively keep and strengthen the product chemical property, particularly prevents and slow down the decomposition of active ingredient, for example can prevent crystallization, deflocculation, anti-sedimentation, anti-hard water etc., wherein better with the result of use of polypropylene glycol.Described pyrethroid includes but not limited to kinds such as allethrin, decis, sumicidin, fenpropathrin, tetramethrin, cypermethrin, brofluthrinate, cycloprothrin, valerate, ether chrysanthemum ester, tetrabromo Cyano chrysanthemate, and is wherein better with the result of use of allethrin, tetramethrin, cypermethrin and decis.
In insect aerosol provided by the present invention, employed organic solvent is the lytic agent of the former medicine of aerosol, is mainly organic hydrocarbon, alcohols, esters solvent, its existing dissolution, but expelling parasite again.Described propellant is a Compressed Gas, is the propellant of aerosol soup, can make to produce the pressure ejection in the container tank and obtain good atomizing effect.Described synergist is the reinforcing agent of the former medicine of desinsection, can significantly improve the desinsection drug effect of product, and has chemistry and the spontaneous degradation trend of physical property that delays and stop insecticide and fabricated product thereof, guarantees that every before the deadline performance indications meet the requirements.Described auxiliary agent belongs to the organic solvent of low VOC, can solve the consistency problem of humectant, compound formulation and raw insecticide medicine etc. in the formulation of insecticides processing, thereby make formula system uniform and stable.Described pyrethrins is the former medicine of desinsection, and the normal physiological that it can upset the insect nerve makes it by excited, spasm death to benumbing.The pyrethroid consumption is very little among the present invention, working concentration is low, and is safer to people and animals, very little to the pollution of environment.Described essence can be eliminated peculiar smell for the pastil that looses.According to insect aerosol of the present invention, overcome the conventional aerosol good drug efficacy but the VOC height, the perhaps low and shortcoming of aerosol drug effect difference of VOC content, and reached atomizing effect and insecticidal effect preferably, accomplish that insect-disinfestation environment friendly is two-in-one, applied range.
In one embodiment of the invention, the making preparation method of described insect aerosol is: at first, under 25～40 ℃ of conditions, organic solvent, synergist, auxiliary agent, pyrethroid and essence are fully mixed by proportioning in stirred tank and stir, make soup.Then, rely on liquid filling machine that described soup is injected in the container filling, plug in valve, seal, rely on filling machine that propellant is charged in the container filling again according to conventional method.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.
The invention will be further described below by specific embodiment.
Embodiment 1
At first, under 25 ℃ of conditions, 65.8g phenmethylol ester, 2g piperonyl butoxide, 1g polypropylene glycol, 0.2g allethrin, 1g essence are fully mixed in stirred tank and stir, make soup.Then, with liquid filling machine described soup is poured in the iron flask, plug in valve, seal, charge in the iron flask with the liquefied petroleum gas of filling machine again 30g according to conventional method.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.Products obtained therefrom is numbered 1.
Embodiment 2
At first, under 30 ℃ of conditions, with 70g dimethyl adjacent benzene, 5g piperonyl butoxide, 2.5g polypropylene glycol, 0.5g tetramethrin, 3g essence fully mixes in stirred tank and stir, and makes soup.Then, with liquid filling machine described soup is poured in the iron flask, plugs in valve, seals according to conventional method, again with filling machine with the 19g squeezed state dimethyl ether charge in the iron flask.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.Products obtained therefrom is numbered 2.
Embodiment 3
At first, under 40 ℃ of conditions, 76g dicarboxylic acid esters, 3g piperonyl butoxide, 5g polypropylene glycol, 1g cypermethrin, 5g essence are fully mixed in stirred tank and stir, make soup.Then, with liquid filling machine described soup is poured in the iron flask, plug in valve, seal according to conventional method.Then, with filling machine with the 10g squeezed state HFC-134a charge in the iron flask.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.Products obtained therefrom is numbered 3.
Embodiment 4
At first, under 35 ℃ of conditions, 80g polyethylene glycol, 3g piperonyl butoxide, 3g polypropylene glycol, 0.2g decis, 3.8g essence are fully mixed in stirred tank and stir, make soup.Then, with liquid filling machine described soup is poured in the iron flask, plug in valve, seal, charge in the iron flask with the carbonic acid gas of filling machine again the 10g squeezed state according to conventional method.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.Products obtained therefrom is numbered 4.
Embodiment 5
At first, under 25 ℃ of conditions, 65g polyethylene glycol, 2g piperonyl butoxide, 5g polypropylene glycol, 0.5g allethrin, 5g essence are fully mixed in stirred tank and stir, make soup.Then, with liquid filling machine described soup is poured in the iron flask, plug in valve, seal, charge in the iron flask with the carbonic acid gas of filling machine again the 22.5g squeezed state according to conventional method.At last, use the test of hunting leak of water-bath leak tester, and certified products are pressed the aerosol lid, go into case packing, must insect aerosol.Products obtained therefrom is numbered 5.
The comparative example 1
Prepare insect aerosol according to the embodiment that provides among the Chinese patent No.ZL.200510096896.9, products obtained therefrom is numbered 6.
Check the method for insect aerosol of above-mentioned technology preparation as follows:
(1) press to check in: test by GB18419, probe temperature is 55 ℃, is as the criterion with the maximum of measuring for three times.The pressure that unit are is born in the interior end finger insecticidal aerosol agent container.
(2) emission rate inspection: test by GB18419.But emission rate refers to the insect aerosol ejecta and accounts for the mass percent of content total amount.
(3) drug effect inspection: test triplicate by GB18419.Drug effect refers to product under defined terms and in the stipulated time, the killing effect that should reach.Wherein, KT50 is a KT, refers under rated condition, and 50% examination worm is gone down (promptly facing upward down) required time.
(4) inspection of VOC: the product of embodiment 1-5 and comparative example's 1 preparation is tested according to state environment protecting standard HJ/T423.With sample propellant quality and liquid quality in the weighing insect aerosol, liquid is partly carried out the chromatography of gases analysis, be that label is measured the mass fraction of boiling point less than 216 ℃ VOC with the n-dodecane, and calculate the VOC content of insect aerosol.
Comparing result shows: in the product of embodiment 1-5 preparation, interior pressure and emission rate meet national standard, and the quality percentage composition of VOC all is lower than the prepared product of comparative example.
Table 1 insect aerosol proterties comparative test result
Compare with the product of comparative example's 1 preparation, the drug effect of the product of embodiment 1-5 preparation is good, and the mosquito rate of knockdown has improved about about 30-40%, and lethality is 100%.Comparing result is as shown in table 2.
Table 2 insect aerosol comparative efficacy test result
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claims and equivalent thereof.
Claims (9)
1. insect aerosol comprises the component of following weight proportion: organic solvent 60～80%, propellant 10～30%, synergist 1～5%, auxiliary agent 1～5%, pyrethroid 0.2～1% and essence 1～5%.
2. insect aerosol as claimed in claim 1, wherein, described organic solvent is selected from the group that comprises organic hydrocarbon, alcohols and ester class.
3. insect aerosol as claimed in claim 1, wherein, described organic solvent is selected from least a in kerosene, dimethylbenzene, toluene, ethanol, ethyl acetate, phenmethylol ester, phthalic acid ester and the polyethylene glycol.
4. insect aerosol as claimed in claim 1, wherein, described propellant is a Compressed Gas, described gas is selected from any one in oil gas, dimethyl ether, HFC-134a and the carbonic acid gas.
5. insect aerosol as claimed in claim 1, wherein, described synergist is a piperonyl butoxide.
6. insect aerosol as claimed in claim 1, wherein, described auxiliary agent is a polypropylene glycol.
7. insect aerosol as claimed in claim 1, wherein, described pyrethroid is selected from least a in allethrin, tetramethrin, cypermethrin and the decis.
8. the preparation method of an insect aerosol as claimed in claim 1 comprises the steps:
(a) organic solvent, synergist, auxiliary agent, pyrethroid and essence are mixed by proportioning, make soup;
(b) will seal after the described soup injection container filling;
(c) in described container filling, inject propellant, press the aerosol lid, obtain described insect aerosol.
9. preparation method as claimed in claim 8, wherein, step c further comprises the step that described insect aerosol is hunted leak and tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010100022727A CN101940220B (en) | 2010-01-18 | 2010-01-18 | Insecticide aerosol and preparation method thereof |
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| CN2010100022727A CN101940220B (en) | 2010-01-18 | 2010-01-18 | Insecticide aerosol and preparation method thereof |
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| CN101940220A true CN101940220A (en) | 2011-01-12 |
| CN101940220B CN101940220B (en) | 2012-04-18 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106070194A (en) * | 2016-06-09 | 2016-11-09 | 南京晶云化工有限公司 | A kind of insect aerosol and preparation method thereof |
| CN106165699A (en) * | 2016-07-21 | 2016-11-30 | 启东明光企业管理有限公司 | Insect aerosol |
| CN106212501A (en) * | 2016-07-21 | 2016-12-14 | 启东明光企业管理有限公司 | Disinfestation and deratization complexing agent |
| CN106212566A (en) * | 2016-07-21 | 2016-12-14 | 启东麦克宁箱包有限公司 | Pesticide and anti-mould atomizing agent |
| CN106386877A (en) * | 2016-08-09 | 2017-02-15 | 张夫巨 | Insecticidal aerosol and preparing method thereof |
| CN107281524A (en) * | 2017-05-18 | 2017-10-24 | 佛山市顺德区香江精细化工实业有限公司 | A kind of butt freshener and preparation method thereof |
| CN107494542A (en) * | 2017-09-05 | 2017-12-22 | 中山榄菊日化实业有限公司 | A kind of domestic pesticide and preparation method thereof |
| CN108066327A (en) * | 2016-11-11 | 2018-05-25 | 广州中大南沙科技创新产业园有限公司 | Alpha-ararin Foradil Aerolizer formoterol fumarate |
| CN111587891A (en) * | 2020-01-15 | 2020-08-28 | 成都彩虹电器（集团）中南有限公司 | Binary packaged insecticidal aerosol and preparation method thereof |
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| CN1105809A (en) * | 1994-01-25 | 1995-08-02 | 陈小枫 | Multifunction aerosol |
| ES2184870T3 (en) * | 1995-06-22 | 2003-04-16 | Reckitt Benckiser Au Pty Ltd | COMPOSITIONS INSECTICIDED TO SPRAY IN AEROSOL. |
| CN101165135A (en) * | 2006-10-17 | 2008-04-23 | 浙江莹光化工有限公司 | Non-combustible aerosol composition |
| CN100534303C (en) * | 2007-05-16 | 2009-09-02 | 江苏同大有限公司 | Insect aerosol of aircraft, and preparation method |
| CN101297642A (en) * | 2008-07-04 | 2008-11-05 | 江苏扬农化工股份有限公司 | Insecticidal aerosol and preparation and use thereof |
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2010
- 2010-01-18 CN CN2010100022727A patent/CN101940220B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106070194A (en) * | 2016-06-09 | 2016-11-09 | 南京晶云化工有限公司 | A kind of insect aerosol and preparation method thereof |
| CN106165699A (en) * | 2016-07-21 | 2016-11-30 | 启东明光企业管理有限公司 | Insect aerosol |
| CN106212501A (en) * | 2016-07-21 | 2016-12-14 | 启东明光企业管理有限公司 | Disinfestation and deratization complexing agent |
| CN106212566A (en) * | 2016-07-21 | 2016-12-14 | 启东麦克宁箱包有限公司 | Pesticide and anti-mould atomizing agent |
| CN106386877A (en) * | 2016-08-09 | 2017-02-15 | 张夫巨 | Insecticidal aerosol and preparing method thereof |
| CN108066327A (en) * | 2016-11-11 | 2018-05-25 | 广州中大南沙科技创新产业园有限公司 | Alpha-ararin Foradil Aerolizer formoterol fumarate |
| CN107281524A (en) * | 2017-05-18 | 2017-10-24 | 佛山市顺德区香江精细化工实业有限公司 | A kind of butt freshener and preparation method thereof |
| CN107494542A (en) * | 2017-09-05 | 2017-12-22 | 中山榄菊日化实业有限公司 | A kind of domestic pesticide and preparation method thereof |
| CN111587891A (en) * | 2020-01-15 | 2020-08-28 | 成都彩虹电器（集团）中南有限公司 | Binary packaged insecticidal aerosol and preparation method thereof |
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| CN101940220B (en) | 2012-04-18 |
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