CN101797200B - Anti-mosquito agent and preparation method thereof - Google Patents
Anti-mosquito agent and preparation method thereof Download PDFInfo
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- CN101797200B CN101797200B CN200910214330.XA CN200910214330A CN101797200B CN 101797200 B CN101797200 B CN 101797200B CN 200910214330 A CN200910214330 A CN 200910214330A CN 101797200 B CN101797200 B CN 101797200B
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Abstract
The invention relates to the chemical engineering product technical field, in particular to an anti-mosquito agent and a preparation method thereof, which is characterized by comprising the following components by weight parts: 2%-15% of essential oil, 5%-15% of mosquito repellent, 1%-5% of insecticide, 5%-10% of sustained release agent, 40%-60% of ethanol, and proper amount of deion water. The preparation method of the anti-mosquito agent is characterized by comprising the steps of: dissolving the sustained release agent in the ethanol according to a match ratio, adding the mosquito repellent, stirring and mixing, then adding the essential oil, adding the proper amount of deion water to adjust viscosity; and preparing a liquid-light bottom sheet by roller coating and drying mosquito repellent finishing agent. The expelling effect on mosquito bloodsuckers is good, anti-mosquito component volatilization concentration within 2m of a dresser can achieve the effect of expelling mosquito, the anti-mosquito agent has no side effect on human body, and the dresser can be ensured not to be interfered by mosquito all night.
Description
Technical field
The present invention relates to technical field of chemical products, specifically, refer to a kind of mosquito agent and preparation method.
Background technology
The bloodsuckers such as mosquito suck blood, harass happy and auspicious work, life atmosphere except directly stining thorn, also can infect multiple serious disease, as dysentery, dengue fever, epidemic encephalitis type B, Filariasis, yellow fever, equine encephalitis etc., serious harm human health.According to statistics, surpass every year 1000000 people and die from mosquito-borne disease.It is the important public hygiene problem of global extensive concern that control mosquito passes transmission of disease, reduces mosquito and passes disease incidence, alleviates mosquito biography disease burden and has listed the Millennium Development Goals (MDGs) in.
The mosquito proof method of application comparative maturity is mainly used two kinds at present.First method is exactly the method that the mosquito in environment is carried out repellent or killed, and this method is easy to use, economical and practical, but effect is not lasting, need to often use.And the smog that mosquito incense or insect aerosol discharge or medicament can produce certain injury to human body, be therefore not suitable for frequent use.Second method is exactly that the frequent textile contacting with human body is carried out to processing and sorting, makes it to have durable mosquito proof effect.This method is simple to operate, easy to use, and technical matters is ripe, and through the long production time, prove and there is good mosquito proof effect, and resistance to repeatedly washing, nontoxic, harmless to human body.
The compound with repellent usefulness and mosquito killing usefulness has many kinds, but difference on effect is larger, that desirable repellant and insecticide have is efficient, quick, harmless, non-stimulated to skin, without bad smell, stable in properties, the advantage such as cheap, easy to use.
Itself there is no insecticidal action repellant, and mechanism that it is generally acknowledged its anophelifuge is because driving mosqito repellent has the abnormal smells from the patient that mosquito is detested, and makes it be reluctant rest and make an escape in the place of containing repellant, is beneficial to biting and attacking of pre-mosquito proof.Another viewpoint is thought, repellent action be probably because the molecule of anophelifuge compound block can the flocculose aperture of mosquito sensory organ, the steam that mosquito has been lost human body is given out and the trace ability of dampness, thus can not correctly find due to goal object.Conventional repellant is to alkane-3 in the Meng, 8-glycol, and this material is micro-yellow wax, is insoluble in water, is soluble in organic solvent.In addition, the Meng enediol, 4-terpene propanol, 2,5-dimethylbenzene-2,5 hexanediol, the Meng, alkanols compound, benzene carboxylic ester compound, benzoic acid amines etc. also can be used as production mosquito proof repellant.
Insecticide mainly by tagging, fumigation action kill pests.Although the kind of insecticide is a lot, at present, for killing the hygienic insecticide of the insecticides such as mosquitos and flies, pyrethroid is praised highly most.Pyrethroid is nearly 40 years compounds that just develop rapidly.It is the chemical constitution of simulation natural pyrethrum, a class novel hygienic insecticide of synthetic.It has fast knock down, insecticidal spectrum is wide, drug effect high, and insecticide is had to repellent action, low to human toxicity, easily biological-degradable does not produce poisonous residue, in addition after biodegradation, the physicochemical property of pyrethroid is also more satisfactory, is applicable to making types of formulation.In pyrethroid compound optimum for fabric or fibrous material mosquito proof be tetramethrin, pure tetramethrin is white crystal, water insoluble, is dissolved in organic solvent, and the knockdown effect of insecticide is exceedingly fast, and stores 3 years qualities constant under room temperature.The mosquito proof fabric that CN101187158 discloses a kind of antimosquito finishing agent and preparation method and adopted described mosquito proof finishing agent to prepare, wherein mosquito proof finishing agent adopts containing dextrin compounds, anophelifuge, surfactant, buffer agent, catalyst, cross-linking agent and forms, by by anophelifuge enclose in the cavity of dextrin compounds, then use imidazoles resin as cross-linking agent, then add other suitable additives just can make finishing agent.The aqueous solution of antimosquito finishing agent, through pad-preliminary drying-baking, can be arranged antimosquito finishing agent in cloth by Chemical Crosslinking Methods, obtain anti-mosquito cloth.For further improving fabric, there is the advantages such as safety, anti-mosquito effect, snugness of fit are strong, can be widely used in and make the various fabrics with mosquito-proof effect, there is good social value and economic benefit.
CN1033736A discloses a kind of meshi fabric with function of driving mosquitoes, and that this meshi fabric can be used for is indoor, field is mosquito-proof for individual, the mosquito-expelling netting of midge.He is mainly placed on cotton gauze in drug solution and floods.Its ingredient is comprised of repellant, synergist, macromolecule dispersant, acetone and ethanol.This meshi fabric can be made into medicated cap, glove, socks, vest, door curtain and cover list etc., and its each effective time reached about 4 months, and cleaning that can be suitable, Exposure to Sunlight do not form harm to human body.
CN1468983A discloses a kind of polypropylene fibre with mosquito repelling function, after this polypropylene fibre evenly mixes by acrylic resin and anophelifuge, melt pelletization obtains through melt spinning again, in fiber, contain equably anophelifuge, it is 1.0～3.0% that anophelifuge content in fiber is controlled, anophelifuge is taken from dimethyl phthalate, a kind of compound in acetofenate or methothrin or the mixture of two or more compounds, fiber can be that monofilament linear density is the preoriented yarn POY of 1.0～4.0dtex, or be further processed into drafting silk DT or the elastic filament DTY that monofilament linear density is 0.5～3.0dtex, or the line density short fiber that is 1.0～4.0dtex, compared with prior art, advantage of the present invention is that anophelifuge is present in equably in fiber rather than is only attached to surface, wash durability obviously improves.
CN1267494A discloses a kind of mosquito net capable of repelling mosquito and other insects and production method thereof.On mosquito net, be attached with one deck and comprise the mixed reactant of dimethyl phthalate and anophelifuge amine.First production method for will comprise that dimethyl phthalate mixes with the industrial chemicals of anophelifuge amine, and mixed reactant and water carry out proportioning by weight 50% ratio, make solution; Solution is heated to 60-100 ℃; Mosquito net is put into solution and carry out immersion stirring; With white glue with vinyl and polyvinyl alcohol, make adhesive, the mosquito net after immersion is processed is put into detackifier and is stirred, and covers gluingly, and final drying is processed.
Summary of the invention
Object of the present invention is intended to overcome above-mentioned weak point of the prior art, and a low cost of manufacture is provided, and the anti-mosquito agent that toxicity is low, all has desirable repellent action to hematophaguss such as mosquito, sand fly, Ticks, trombiculids, can effectively prevent mosquito bite.
In order to achieve the above object, the present invention adopts following technical scheme:
(1), it comprises the component of following weight parts:
2%～15% essential oil, 5%～15% anophelifuge, 1%～5% insecticide, 5%～10% slow releasing agent, ethanol 40～60%, deionized water is appropriate.
Described essential oil is that a kind of essential oil is one of topmost commodity form of natural plant pefume, that to take flowers, root, leaf, stem, branch, wood, skin, seed or the secretions of spice berry be raw material, the dulcet quintessence oil material of tool extracting through techniques such as distillation, dry distilling, extraction, squeezings.As one or more the combination in preferred Oleum menthae, oil of geranium, shancangzi oil, Oleum Camphora, Herba Cymbopogonis Citrari oil, Oleum lavandula angustifolia.
Described Oleum menthae is a kind of colourless or flaxen supernatant liquid.Have special refrigerant fragrance, taste is just pungent, rear cool, deposits with the passing of time, and color gradual change is dark.Can mix arbitrarily with ethanol, chloroform or ether, relative density should be 0.888～0.908, and index of refraction is 1.456～1.466, and that Oleum menthae can be eliminated is nauseating, anxiety and tension headache; Can bring down a fever, also can dispel mosquito.
The main component of described oil of geranium is geraniol, citronellol, linalool (linalool) and phenethanol etc., can make Flos Rosae Rugosae oil substitute, in order to modulate essence, makes the additive of food, fancy soap and toothpaste etc.Oil of geranium can resisting fatigue and psychic trauma, the mosquito of also can dispelling.
Described litsea cubeba oil is a kind of light yellow to yellow supernatant liquid, and the fruit of mainly being set by canella Fructus Litseae obtains yield through steam distillation and is about 3%～6% left and right.Main component is citral, and content approximately reaches 70%-80%.Other composition comprises methyl heptenone, citronellal, pinene, limonene, geraniol, terpineol, geranyl acetate etc.; There is bright clearly fragrant and sweet fruital, have sour lime sample gas breath, good, strongly and not lasting not as good as Indian oil of verbena fragrance; Relative density: 0.882～0.905; Boiling point: 232 ℃; Refractive index: 1.4810～1.4880; Optical rotation :+5～+ 35 (20 ℃); Flash-point: 130 °F.
Described Oleum Camphora is a kind of colourless or faint yellow oily liquids to rufous, has
Strong Camphora abnormal smells from the patient, miscible arbitrarily with ethanol and ether, relative density 0.875～0.900,
Index of refraction (20 ℃) 1.465～1.481, optical rotation (20 ℃)+9 °～+ 24 °, the special delicate fragrance of Oleum Camphora, outside decapacitation Vermins-proof and mosquito-driving, also has the functions such as healing of wound, deodorization, and purposes is very extensive.
Described lemongrass oil is that pale yellow is to grey brown color supernatant liquid.Citronella oil relative density 0.880～0.895, refractive index 1.466～1.473.Main component is citronellal, geraniol, citronellol, citral, citronellene etc.Herba Cymbopogonis Citrari oil has strong grass fragrance, is widely used for being added among perfume, soap, emulsion, light agent, cleaning agent and deodorizer, cosmetics, and it is also for some Chinese dishes increases tempting fragrance in addition.
Described lavandula angustifolia main body of oil is linalyl acetate, and this compound is assuasive to people.Character is gentle, and fragrant odour, sets aside all worries, helps sleep, can reduce hypertension, pacifies cardiopalmus.Promote cell regeneration, speckle dispelling, sterilization, antiinflammatory, antipruritic, have good anti-inflammation and sterilization effect to dermatitis, acne, herpes, beriberi.
The combination of one or more in the preferred DEET of described anophelifuge (DEET), benzyl benzoate, dimethyl phthalate.
Described N, toluamide between N-diethyl (DEET) is weak yellow liquid, there is light mandarin orange faint scent, its boiling point is 111 ℃ (1mmHg), vapour density 6.7 (vs air), 20 ℃ of density 0.998g/mLat, vapour pressure < 1.3Pa/25 ℃, refractive index n
20/
d1.523,230 °F of flash-point >.Parachor (90.2K) is 475.1, polarizability (0.510-24cm
3) be 23.28, surface tension (3.0dyne/cm) is 35.9.Due to its unique molecular structure, shape and volume, the sensory organ that can block mosquito makes it to find host, thus performance repellent action.
Described benzyl benzoate is a kind of colourless viscous liquid.Be present in Peruvian balsam, tolu balsam and cananga oil etc.There is faint agreeable odor.Water insoluble and glycerol, is dissolved in ethanol, EC.Be used as the succedaneum (in celluloid) of the solvent of Moschus and the fixastive of essence, Camphora, also for preparing pertussis medicine, asthma medicine etc.By the sour methyl ester of benzene (first) and excessive benzylalcohol through ester exchange, or by the sour sodium of benzene (first) and benzyl chloride effect and make.
Described dimethyl phthalate is the micro-yellow oily liquid of a kind of water white transparency, fragranced slightly, and boiling point is 283.7 ℃.Can be miscible with common organic solvents such as ethanol, ether, water insoluble and petroleum ether.Can be used as the solvent of mosquitofugal oil (crude oil), Polyvinyl Fluoride Coatingperformance And Application, methyl ethyl ketone peroxide and clofenotane.
Described insecticide mainly by tagging, fumigation action kill pests.Although the kind of insecticide is a lot, at present, for killing the hygienic insecticide of the insecticides such as mosquitos and flies, pyrethroid is praised highly most.What in pyrethroid compound, optimum was used for fabric or the arrangement of fibrous material mosquito proof is tetramethrin.
Tetramethrin is pyrethroid insecticides, and tetramethrin sterling is white crystals, has the abnormal smells from the patient of Pyrethrum sample.For yellow paste or solidifying body, proportion (20 ℃) 1.108,185～190 ℃ of boiling points (0.1mmHg), 60～80 ℃ of fusing points, flash-point is more than 200 ℃, vapour pressure (20 ℃) 4.7*10-6Pa, dissolubility in water (30 ℃) is 4.6mg/kg only.Be dissolved in acetone, benzene and dimethylbenzene.Stable under solutions of weak acidity.Tetramethrin stores 6 months at 50 ℃, does not lose biological activity.
Tetramethrin is that world health organisation recommendations is for one of sanitarian main insecticide.Public health insect the putting out and repellent as mosquito, fly, Blatta seu periplaneta, Cimex bedbug, flea, louse, midge worm, moth, Aranea, cigarette beetle, trox, aphid, mosquito, wasp, Gryllus Chinensis etc. that can be used for various occasions.Separately result of use is not obvious, should with the use that is mixed of the strong hygienic insecticide of other insecticidal power.
Described slow releasing agent is a kind of macromolecular material of alcohol dissolubility, the combination of one or both in preferably polyethylene alcohol, acrylate.
Polyvinyl alcohol (being called for short PVA) outward appearance is white powder, is a kind of purposes high molecular weight water soluble polymer quite widely, and performance is between plastics and rubber, and its purposes can be divided into fiber and the large purposes of non-fiber two.
The polymer of acrylate, structure is that R is the organic groups such as methyl, R difference just obtains a series of polyacrylate, and character is not identical yet.Polymethyl acrylate at room temperature inviscid, tough, slightly flexible, hardness is medium.Polyethyl acrylate is more soft compared with methyl ester, and resistance to percentage elongation is about 2.5 times of polymethyl acrylate.Polyacrylate is soluble in acetone, ethyl acetate, dichloroethanes equal solvent, not soluble in water.Due to the compliance of macromolecular chain, its vitrification point is lower, and different with the phosphorus content of R.This family macromolecule can form the water-fast thin film of good luster, bonding firm, incrust, at room temperature pliable and tough and flexible.
(2) preparation method of anti-mosquito agent
By proportioning, slow releasing agent is dissolved in ethanol, adds anophelifuge, insecticide to be uniformly mixed, then add essential oil, add appropriate amount of deionized water adjusting viscosity.Thin film or nonwoven cloth material make the liquid-tight bottom with mosquito dispersing function through techniques such as anophelifuge finishing agent roller coat, oven dry.Accompanying drawing explanation:
Accompanying drawing is for being used the present invention to test design sketch
The specific embodiment:
Embodiment 1:
Anti-mosquito agent formula:
There is the preparation of anti-mosquito functions non-woven fabrics:
By proportioning, polyvinyl alcohol is dissolved in ethanol, adds repellant, insecticide to be uniformly mixed, then add essential oil, add appropriate amount of deionized water adjusting viscosity.Thin film or nonwoven cloth material are through making the liquid-tight bottom with mosquito dispersing function through techniques such as anophelifuge finishing agent roller coat, oven dry.Oil applying rate is 0.5%, and bake out temperature is 150 ℃, and linear velocity is 80m/min.
Table 1: embodiment 1 mosquito repellent effect
Embodiment 2:
Mosquito proof finishing agent formula:
There is the preparation of mosquito dispersing functional non-woven fabric:
By proportioning, polyvinyl alcohol is dissolved in ethanol, adds repellant, insecticide to be uniformly mixed, then add essential oil, add appropriate amount of deionized water adjusting viscosity.Thin film or nonwoven cloth material are through making the liquid-tight bottom with mosquito dispersing function through techniques such as anophelifuge finishing agent roller coat, oven dry.Oil applying rate is 0.5%, and bake out temperature is 150 ℃, and linear velocity is 80m/min.
There is the preparation of mosquito dispersing function diaper as hereinbefore.
Table 2: embodiment 2 mosquito repellent effects
From above each embodiment, can find out, the present invention has good repellent action to mosquito, can guarantee that the volatilization concentration of anophelifuge component within the scope of wearer 2m reaches the effect of mosquito repellent, this mosquito dispersing agent has no side effect to human body, guarantees that wearer is not subject to interference by insects the whole night.
(4) mosquito repelling rate and killing rate test
The test of mosquito repelling rate adopts Air Flow method, as shown in drawings.By 50 mosquitoes put into plate separate, the glass box 22 and 23 of UNICOM below, the diaper sample that cutting one fritter arranges through repellant is put into vial 25, then start flowing water pump 12, so air is through filling the container 13 of active carbon, a part flows into glass box 22 via vial 25, remainder enters glass box 23 by vial 26, and this two parts air is discharged outside case by glass tubing 11.Air mass flow can be controlled in 3.5L/min, and now the sample in vial 25 is entered glass box 22 by air pincers because of evaporation.If there is repellent activity, the mosquito in glass box 22 should escape to glass box 23, writes down respectively the number of the mosquito in the glass box 22 and 23 of ventilation front and back, gets final product the repellent activity of duplicate.
The test of killing rate adopts triangular flask contact method, and each experiment repeats 3 times.The disposable adsorption object arranging through anophelifuge is placed in to triangular flask, puts into 15-20 mosquito, start timing, and the down and out mosquito number of number, after contact 30min, will in mosquito dislocation exsiccator, recover 30min, the dead percentage ratio with replying mobility of statistics mosquito.
(5) the live body simulation test of mosquito repelling rate
Simulation test, by the absorbing articles arranging through anophelifuge, is worn in the person upper, and other positions are exposed, tests mosquito number around of human body in 12 hours and by the number of times of mosquito bite.
Certainly, the above technical scheme is preferred embodiments of the present invention, be not to limit the scope of the present invention, the equivalence of doing according to structure, feature and principle described in the present patent application the scope of the claims therefore all changes or modifies, and is included in the present patent application the scope of the claims.
Figure number explanation:
21-dividing plate 22,23-are divided into the glass box 24-sample 25,26-vial 7-10 glass tubing 11-of two Room with the container 14-effusion meter 15-flow control valve of the glass tubing 12-flowing water pump 13-filling active carbon of arm.
Claims (1)
1. an anti-mosquito agent, is characterized in that: the component that comprises following weight parts:
2%～15% essential oil, 5%～15% by N, the anophelifuge constituting of one or more in toluamide between N-diethyl (DEET), benzyl benzoate, dimethyl phthalate, 1%～5% insecticide being formed by tetramethrin, 5%～10% one or both the slow releasing agent constituting in polyvinyl alcohol, acrylate, ethanol 40～60%, deionized water is appropriate.
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| CN2012103272920A Division CN102793611A (en) | 2009-12-22 | 2009-12-22 | Absorbing article with anti-mosquito agent |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102949749B (en) * | 2012-11-28 | 2015-05-06 | 金红叶纸业集团有限公司 | Disposable absorbent product |
| CN103386147B (en) * | 2013-08-03 | 2015-07-29 | 晋江市松海纸业贸易有限公司 | A kind of mosquito repellent absorbent product |
| CN104840306A (en) * | 2015-05-06 | 2015-08-19 | 游雪强 | Paper diaper containing mosquito-repelling Chinese herbal medicine |
| CN107119540B (en) * | 2017-05-22 | 2020-07-21 | 江苏共创人造草坪股份有限公司 | Mosquito-repelling artificial lawn |
| CN110409185A (en) * | 2018-04-28 | 2019-11-05 | 澳洋集团有限公司 | A kind of mosquito-proof type fabric of waterproof and preparation method thereof |
| BR112021026654A2 (en) * | 2019-08-30 | 2022-03-15 | Unicharm Corp | absorbent article |
| CN110670362A (en) * | 2019-10-14 | 2020-01-10 | 苏州市韦普精纺科技有限公司 | Green nontoxic mosquito-proof fabric and preparation method thereof |
| CN113520728A (en) * | 2021-07-22 | 2021-10-22 | 诺宸股份有限公司 | Mosquito-repellent absorbing article and manufacturing method thereof |
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| US6325015B1 (en) * | 2000-10-30 | 2001-12-04 | The United States Of America As Represented By The Secretary Of The Navy | System for arresting a seagoing vessel |
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| CN101530380A (en) * | 2009-03-31 | 2009-09-16 | 中国人民解放军第四军医大学 | Long lasting mosquito repellent and preparation method thereof |
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| JPH11139917A (en) * | 1997-10-31 | 1999-05-25 | Nippon Doubutsu Yakuhin Kk | Mosquito-repellent incense for animal |
| JP2007277196A (en) * | 2006-04-10 | 2007-10-25 | Earth Chem Corp Ltd | Pest-repelling composition for human body |
| KR100754416B1 (en) * | 2007-05-17 | 2007-08-31 | (주)바이오앤에이치엔티 | Composition for repelling mosquitoes |
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|---|---|---|---|---|
| US6325015B1 (en) * | 2000-10-30 | 2001-12-04 | The United States Of America As Represented By The Secretary Of The Navy | System for arresting a seagoing vessel |
| CN1364415A (en) * | 2002-02-09 | 2002-08-21 | 邱平 | Method for preparing high efficiency culicifuge |
| CN101530380A (en) * | 2009-03-31 | 2009-09-16 | 中国人民解放军第四军医大学 | Long lasting mosquito repellent and preparation method thereof |
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| JP特开2007-277196A 2007.10.25 |
| JP特开平11-139917A 1999.05.25 |
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Address after: Cha Shan Wei Industrial Park in Guangdong province Dongguan City Chashan town 523382 building industrial zone Patentee after: GUANGDONG COJIN CO., LTD. Address before: 523000 Guangdong Province, Dongguan City Industrial Zone Chashan Nanshe Patentee before: Guangdong Baishun Paper Products Co., Ltd. |