CN102792978B - Preparation method of mosquito-repellent tablets and products - Google Patents
Preparation method of mosquito-repellent tablets and products Download PDFInfo
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- CN102792978B CN102792978B CN2012103283395A CN201210328339A CN102792978B CN 102792978 B CN102792978 B CN 102792978B CN 2012103283395 A CN2012103283395 A CN 2012103283395A CN 201210328339 A CN201210328339 A CN 201210328339A CN 102792978 B CN102792978 B CN 102792978B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The invention discloses a preparation method of mosquito-repellent tablets. The method is characterized by comprising the following steps of: (1) preparing raw materials; (2) weighing preparation materials; (3) stirring and mixing bamboo charcoal fine powder and natural mosquito-repellent plant essential oil until full saturation adsorption, adding macromolecule elastic colloidal particles of ethylene vinyl acetate (EVA) and evenly mixing the mixture; (4) heating and pressurizing through an injection molding machine for plasticizing injection mold for molding; and (5) checking and sealing the mosquito-repellent tablets and putting in a storage. In addition, the invention discloses the products which are prepared by the preparation method. A multi-pore structure and the characteristics of super-strong adsorption and automatic adjustment and release of bamboo charcoal are utilized to saturatedly adsorb plant oil prepared by various ratios and the products are prepared by injection molding with macromolecule elastic colloidal particles. The products are scientific and reasonable and convenient for use. A mosquito-repellent effect can last as long as 72-120 hours. The odor is pleasant and is capable of enabling people to calm down and be sobering and concentrated. The mosquito-repellent tablets has the functions of stabilizing emotion, eliminating depression, facilitating sleep and relieving worries and muscle fatigue, thereby being suitable for human settlement.
Description
Technical field
The present invention relates to a kind of preparation method of mosquito-dispelling tablet, be specifically related to this preparation technology's flow process, also comprise the goods of the mosquito-dispelling tablet that forms by this technological process preparation method.
Background technology
Mosquito-dispelling tablet is a kind of long-acting environment friendly mosquito-dispelling tablet product that adopts natural plants intersection prescription, science preparation, system combines with high-molecular gel matrix with natural mosquito-proof plant extract, utilize droplet to coat and constant speed Controlled release technology, develop for the mosquito repellent raw material with natural mosquito-proof plant extract (Lavender, eucalyptus leaf essential oil, oil of Cymbopogon winterianus rose pelargonium essential oil etc.).Only need any position or the person of modern times body position of mosquito-dispelling tablet wearing at clothes, can form the mosquito-proof guard circle that can continue 72-120 hour in the diameter 3-4 rice scope, effectively mosquito-proof, Product Green environmental protection, nontoxic, harmless is the herbal commodity.
Mosquito-dispelling tablet is mainly for the mosquito-proof development of living of field operations, field work, outdoor leisure.General mosquito-dispelling tablet adopts nonwoven to add gum with natural mosquito-proof plant extract adding substrate, utilizes constant speed volatilization release control technology to develop.Only need the mosquito-dispelling tablet sheet is attached on the clothes, continues about 24 hours mosquito repellent guard circle, can effectively mosquito-proof, mosquito repellent, more convenient, safer, more healthy, if do not contain the chemical culicifuge such as DEET then without any side effects to human body.
Mosquito-dispelling tablet has used popular several years in European and American developed countries, the domestic also production history in existing more than 10 year, but entirely take outlet as main.Such as the mosquito-dispelling tablet in the markets such as Korea S, Taiwan, all in the China's Mainland OEM processing.Core technology still rests in manufacturer's hand at present.
The product of traditional mosquito repellent has: mosquito-repellent incense, electric mosquito repellent, spray, mosquito-repellent water, ointment etc.Although mosquito-repellent incense, electric mosquito repellent and spray be expelling mosquito effectively, exist and use inconvenience, contaminated air and the shortcoming that human body is had certain toxic and side effect.Mosquito-repellent water and ointment etc. directly are coated on the skin, and long-time use may cause allergy and the damage of skin.
Summary of the invention
For above-mentioned prior art deficiency, the object of the present invention is to provide a kind of preparation method of mosquito-dispelling tablet, also comprise the goods of being produced by the method.
The present invention realizes that the technical scheme that above-mentioned purpose adopts is: a kind of preparation method of mosquito-dispelling tablet, it is characterized in that, and comprise following method step:
(1) raw material preparation: prepare respectively the bamboo carbon powder, natural plant essential oils comprises Lavender, oil of Cymbopogon winterianus, peppermint essential oil, rose pelargonium essential oil material;
(2) take by weighing system and join material: according to following weight ratio preparation composite material, wherein:
High polymer elastic plastic grains eva 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
(3) mix: natural plant essential oils is comprised that Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil evenly mix in the agitator of packing into described bamboo carbon powder, remain under the rotating speed 60-80rpm, keep being stirred in 20-25 minute, by described Lavender, oil of Cymbopogon winterianus, the peppermint essential oil, the rose pelargonium essential oil material all evenly is adsorbed in the described bamboo charcoal fine powder fully, and then adding high polymer elastic plastic grains eva mixes;
(4) injection machine mould moulding: be that 165 ℃, pressure are under the 70mpa condition in temperature, composite material heated injection is pressed into die for molding after the plasticizing, be 110-150 second hardening time, and then depanning makes and solidifies the blocks mosquito-dispelling tablet.
It also comprises step (5): the mosquito-dispelling tablet material block that makes is checked, seals, put in storage.
The step that also comprises preparation bamboo carbon powder in the described step (1): adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, form the bamboo carbon powder of the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
The step that also comprises preparation high polymer elastic plastic grains eva in the described step (1): adopt ethene and acetic acid second combined polymerization machine-shaping, by rotational molding machine Vacuum Heat modification machine-shaping, its intensity is brought up to General Purpose Rubber 3～5 times, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improve mill property and high resiliency, it is prepared into has oil resistant, acidproof, alkali, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains eva material.
Described step (3) also comprises the step of producing essential oil: described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil are squeezed the pure essential oil of extraction by the squeezing extractor.
Described step (4) also comprises the operation in the mold pressing situation: mixture after will plastifying drops into forming machine, is that 165 ℃, pressure are under the 70mpa condition in temperature, with moulding in the mixture press-in die, be 110-150 second hardening time, and then depanning makes and solidifies the blocks mosquito-dispelling tablet.
A kind of mosquito-dispelling tablet of implementing one of described preparation method is characterized in that, the curing sheet that it is made by the raw material of following weight ratio:
High polymer elastic plastic grains 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
Wherein said bamboo carbon powder is that multi-pore structure adsorbs described natural plant essential oils, and described natural plant essential oils has high volatile volatile and has and delays to discharge the natural plant essential oils characteristic; Described high polymer elastic plastic cement polymeric material has parcel, the block characteristic with superpower absorption and automatic adjustment release of pasting of its curing that jointly forms, and it can form the mosquito-proof guard circle that can continue 72～120 hours in 3～4 meters scopes of diameter.
Wherein said bamboo carbon powder is to adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, forms the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
Wherein said high polymer elastic plastic grains is that its intensity is brought up to 3～5 times of General Purpose Rubber, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improves mill property and high resiliency, it is prepared into has oil resistant, acid and alkali resistance, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains material.
Wherein said essential oil is described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil to be squeezed the pure essential oil that extracts by the squeezing extractor.
Beneficial effect of the present invention: the present invention utilizes the special multi-pore structure of bamboo carbon and superpower absorption and the characteristic of automatic adjustment release and the natural volatility of plants essential oil, then the multiple in proportion mosquito repellent plants essential oil of preparation of saturated adsorption consists of goods with high polymer elastic micelle eva by the injection machine mixing rear injection molding of pressurization of heating.This product design is scientific and reasonable, easy to use, but wearing is at positions such as human body hand, foot, items, play the effect of driving away mosquito away from human body or not biting human body, because the natural volatility of the superpower absorption of bamboo charcoal and automatic release characteristics and essential oil itself, add that macromolecular material effectively wraps up, so that mosquito-repellent essential oil slowly discharges, the repelling effect duration was about 72～120 hours.This product contains the chemical insecticide of harmful health compositions such as deet anything but, and smell is pleasant, and it has calm effect to mood, can make sanity, focuses one's attention on.Stabilize mood, eliminate dejected, easy fall asleep, remove worry, the muscular fatigue of releiving, adapt to the human settlement.
Description of drawings
Fig. 1 process of preparing schematic flow sheet of the present invention.
Embodiment
Referring to Fig. 1, the preparation method of a kind of mosquito-dispelling tablet that the embodiment of the invention provides comprises following method step:
(1) raw material preparation: prepare respectively the bamboo carbon powder, natural plant essential oils comprises Lavender, oil of Cymbopogon winterianus, peppermint essential oil, rose pelargonium essential oil material;
(2) take by weighing system and join material: according to following weight ratio preparation composite material, wherein:
High polymer elastic plastic grains eva 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
(3) mix: natural plant essential oils is comprised that Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil evenly mix in the agitator of packing into described bamboo carbon powder, remain under the rotating speed 60-80rpm, keep being stirred in 20-25 minute, by described Lavender, oil of Cymbopogon winterianus, the peppermint essential oil, the rose pelargonium essential oil material all evenly is adsorbed in the described bamboo charcoal fine powder fully, and then adding high polymer elastic plastic grains eva mixes;
(4) injection machine mould moulding: be that 165 ℃, pressure are under the 70mpa condition in temperature, composite material heated injection is pressed into die for molding after the plasticizing, be 110-150 second hardening time, and then depanning makes and solidifies the blocks mosquito-dispelling tablet.
It also comprises step (5): the mosquito-dispelling tablet material block that makes is checked, seals, put in storage.
The step that also comprises preparation bamboo carbon powder in the described step (1): adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, form the bamboo carbon powder of the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
The step that also comprises preparation high polymer elastic plastic grains eva in the described step (1): adopt ethene and acetic acid second combined polymerization machine-shaping, by rotational molding machine Vacuum Heat modification machine-shaping, its intensity is brought up to General Purpose Rubber 3～5 times, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improve mill property and high resiliency, it is prepared into has oil resistant, acidproof, alkali, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains eva material.
Described step (3) also comprises the step of producing essential oil: described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil are squeezed the pure essential oil of extraction by the squeezing extractor.
Described step (4) also comprises the operation in the mold pressing situation: mixture after will plastifying drops into forming machine, is that 165 ℃, pressure are under the 70mpa condition in temperature, with moulding in the mixture press-in die, be 110-150 second hardening time, and then depanning makes and solidifies the blocks mosquito-dispelling tablet.
A kind of mosquito-dispelling tablet of implementing one of described preparation method is characterized in that, the curing sheet that it is made by the raw material of following weight ratio:
High polymer elastic plastic grains 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
Wherein said bamboo carbon powder is that multi-pore structure adsorbs described natural plant essential oils, and described natural plant essential oils has high volatile volatile and has and delays to discharge the natural plant essential oils characteristic; Described high polymer elastic plastic cement polymeric material has parcel, the block characteristic with superpower absorption and automatic adjustment release of pasting of its curing that jointly forms, and it can form the mosquito-proof guard circle that can continue 72～120 hours in 3～4 meters scopes of diameter.
Wherein said bamboo carbon powder is to adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, forms the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
Wherein said high polymer elastic plastic grains is that its intensity is brought up to 3～5 times of General Purpose Rubber, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improves mill property and high resiliency, it is prepared into has oil resistant, acid and alkali resistance, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains material.
Wherein said essential oil is described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil to be squeezed the pure essential oil that extracts by the squeezing extractor
Wherein one of above-mentioned preparation method of a kind of enforcement implementation method is: first by squeezing extractor to described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil squeeze extraction, then 2～4 essential oils that extract are dripped in the transparent glass and detect, then add a small amount of shaking water, after static 3～5 minutes, if the superficial essential oil of the little color of proportion swims on the water surface, can form very thin ribbon shape, toroidal, or drops, this essential oil is exactly pure essential oil, until the muddy shape of picture cloud and mist that extracts, illustrate that this essential oil has squeezed to have extracted.The natural plant essential oils that squeezing is extracted extracts respectively Lavender 1.5kg, oil of Cymbopogon winterianus 1kg, peppermint essential oil 1kg, rose pelargonium essential oil 0.5kg.
Lavender 1.5kg, the oil of Cymbopogon winterianus 1kg, peppermint essential oil 1kg, the rose pelargonium essential oil 0.5kg that extract are mixed in the agitator of packing into 20kg bamboo carbon powder, remain under the rotating speed 60-80rpm, keep being stirred in 20-25 minute, by described Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil material all are adsorbed in the described bamboo carbon powder equably.Wherein said bamboo carbon powder adopts 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, forms the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
Wherein prepare high polymer elastic plastic grains eva, its intensity is brought up to General Purpose Rubber 3～5 times, tensile stretch extends between 500%～1500%, will improve the load support capacity, improves damping effect, hardness range is Shao Shi A0～Shao Shi D70, property and high resiliency are ground in raising, it are prepared into have oil resistant, acid and alkali resistance, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains material.Then just the temperature of injection machine is transferred to 100～140 degrees centigrade of pressure 70～90mpa, has the bamboo carbon powder of natural plant essential oils to mix plasticizing with absorption described high polymer elastic plastic grains.Set temperature is that 100-140 ℃, pressure are under 70～90Mpa condition, and with moulding in the mixture press-in die, be 110-150 second hardening time, and then depanning makes the curing blocks; The mosquito-dispelling tablet material block that makes is checked, seals and put in storage.
It can form the interior mosquito-proof guard circle that can continue 72～120 hours of 3～4 meters scopes of diameter these mosquito-dispelling tablet goods, and this goods environmental protection, nontoxic, harmless is the herbal commodity.It comprises a body described preparation method's mosquito-dispelling tablet goods, this body is provided with the multi-pore structure of bamboo carbon and natural plant essential oils, described high polymer elastic plastic cement polymeric material has parcel, superpower absorption and the automatic characteristic of adjustment release, described natural plant essential oils have high volatile volatile and have and delay to discharge the natural plant essential oils characteristic.These mosquito-dispelling tablet goods its for can slowly discharge lastingly the goods that natural plant essential oils can be driven away mosquito or not bite the human body effect, or wear or hang over human body hand, foot, a position, or be positioned in the room.
The present invention utilizes the characteristic of the multi-pore structure of bamboo carbon powder, superpower absorption and automatic adjustment release, the multiple mixed plant essential oil of saturated adsorption, then mixing in conjunction with consisting of goods by the pressurization of heating with the high polymer elastic micelle, this product design is scientific and reasonable, environment protection health, easy to use, but wearing is at positions such as human body hand, foot, items, play the effect of driving away mosquito away from human body or not biting human body, the effect longer duration.Smell is pleasant, and it has calm effect to mood, can make sanity, focuses one's attention on.Stabilize mood, eliminate dejected, easy fall asleep, remove worry, the muscular fatigue of releiving, adapt to the human settlement.
The present invention is not limited to above-mentioned embodiment, adopts the technical scheme identical or approximate with the above embodiment of the present invention, and other preparation method and the goods of mosquito-dispelling tablet that obtain, all within protection scope of the present invention.
Claims (10)
1. the preparation method of a mosquito-dispelling tablet is characterized in that, comprises following method step:
(1) raw material preparation: prepare respectively the bamboo carbon powder, natural plant essential oils comprises Lavender, oil of Cymbopogon winterianus, peppermint essential oil, rose pelargonium essential oil material;
(2) take by weighing system and join material: according to following weight ratio preparation composite material, wherein:
High polymer elastic plastic grains eva 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
(3) mix: natural plant essential oils is comprised that Lavender, oil of Cymbopogon winterianus, peppermint essential oil and rose pelargonium essential oil evenly mix in the agitator of packing into described bamboo carbon powder, remain under the rotating speed 60-80rpm, keep being stirred in 20-25 minute, by described Lavender, oil of Cymbopogon winterianus, the peppermint essential oil, the rose pelargonium essential oil material all evenly is adsorbed in the described bamboo charcoal fine powder fully, and then adding high polymer elastic plastic grains eva mixes;
(4) injection machine mould moulding: be that 165 ℃, pressure are under the 70mpa condition in temperature, composite material heated injection is pressed into die for molding after the plasticizing, be 110-150 second hardening time, and then depanning makes and solidifies the blocks mosquito-dispelling tablet.
2. the preparation method of mosquito-dispelling tablet according to claim 1 is characterized in that, it also comprises step (5): the mosquito-dispelling tablet material block that makes is checked, seals, put in storage.
3. the preparation method of mosquito-dispelling tablet according to claim 1 and 2, it is characterized in that, the step that also comprises preparation bamboo carbon powder in the described step (1): adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, form the bamboo carbon powder of the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
4. the preparation method of mosquito-dispelling tablet according to claim 1 and 2, it is characterized in that, the step that also comprises preparation high polymer elastic plastic grains eva in the described step (1): adopt ethene and acetic acid combined polymerization machine-shaping, by rotational molding machine Vacuum Heat modification machine-shaping, its intensity is brought up to General Purpose Rubber 3～5 times, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improves mill property and high resiliency, it is prepared into has oil resistant, acidproof, alkali, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains eva material.
5. the preparation method of mosquito-dispelling tablet according to claim 1 and 2, it is characterized in that described step (3) also comprises the step of producing essential oil: described lavender, lemongrass, peppermint and Pelargonium roseum are squeezed the pure essential oil of extraction by the squeezing extractor.
6. the preparation method of mosquito-dispelling tablet according to claim 1, it is characterized in that, described step (4), also comprise the operation in the mold pressing situation: the mixture after will plastifying drops into forming machine, be that 165 ℃, pressure are under the 70mpa condition in temperature, with moulding in the mixture press-in die, be 110-150 second hardening time, then depanning makes and solidifies the blocks mosquito-dispelling tablet.
7. a mosquito-dispelling tablet of implementing the described preparation method of one of claim 1～6 is characterized in that, the curing sheet that it is made by the raw material of following weight ratio:
High polymer elastic plastic grains 70%-80%;
Bamboo carbon powder 16.5%-25%
Lavender 1%-3%;
Oil of Cymbopogon winterianus 1%-2%;
Peppermint essential oil 1%-2%;
Rose pelargonium essential oil 0.5%-1%;
Wherein said bamboo carbon powder is that multi-pore structure adsorbs described natural plant essential oils, and described natural plant essential oils has high volatile volatile and has and delays to discharge the natural plant essential oils characteristic; Described high polymer elastic plastic cement polymeric material has parcel, the block characteristic with superpower absorption and automatic adjustment release of pasting of its curing that jointly forms, and it can form the mosquito-proof guard circle that can continue 72～120 hours in 3～4 meters scopes of diameter.
8. mosquito-dispelling tablet goods according to claim 7, it is characterized in that, wherein said bamboo carbon powder is to adopt 5 years above high mountain mao bamboons of life, through the 950-1100 ℃ of natural calcining of high temperature, forms the macromolecular structure material that is the strong absorption affinity of the hard fine and closely woven porous of hexagonal quality.
9. mosquito-dispelling tablet goods according to claim 7, it is characterized in that wherein said high polymer elastic plastic grains is that its intensity is brought up to 3～5 times of General Purpose Rubber, tensile stretch extends between 500%～1500%, to improve the load support capacity, improve damping effect, hardness range is Shao Shi A0～Shao Shi D70, improves mill property and high resiliency, it is prepared into has oil resistant, acid and alkali resistance, the excellent properties of anti-the x radiation x, and have encapsulated high polymer elastic plastic grains material.
10. mosquito-dispelling tablet goods according to claim 7 is characterized in that, wherein said essential oil is described lavender, lemongrass, peppermint and Pelargonium roseum to be squeezed the pure essential oil that extracts by the squeezing extractor.
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| CN103430971A (en) * | 2013-09-06 | 2013-12-11 | 太仓市荣德生物技术研究所 | Natural plant insecticide |
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| CN101233864B (en) * | 2007-12-10 | 2011-02-16 | 林翔云 | Mosquito driving essential oil composition and mosquito driving method |
| CN101328685B (en) * | 2008-07-29 | 2010-08-25 | 邱晓健 | Enviroment protective insert net |
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2012
- 2012-09-07 CN CN2012103283395A patent/CN102792978B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1189292A (en) * | 1998-02-18 | 1998-08-05 | 李家福 | Sweetgrass sheet for clothes |
| JP2008143815A (en) * | 2006-12-07 | 2008-06-26 | Kisco Ltd | Ring-shaped or sheet-like mosquito-repellent article made of elastomer and having excellent control of mosquito |
| CN101317566A (en) * | 2007-06-04 | 2008-12-10 | 常州市第四制药厂有限公司 | Mosquito driving paster |
| CN101642582A (en) * | 2009-08-27 | 2010-02-10 | 浙江富来森炭材料有限公司 | Material with multi-functional long-acting slow-release effective components |
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| CN102792978A (en) | 2012-11-28 |
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