CN101906353B - Extraction method and application of chestnut flower essential oil - Google Patents
Extraction method and application of chestnut flower essential oil Download PDFInfo
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- CN101906353B CN101906353B CN2010102427126A CN201010242712A CN101906353B CN 101906353 B CN101906353 B CN 101906353B CN 2010102427126 A CN2010102427126 A CN 2010102427126A CN 201010242712 A CN201010242712 A CN 201010242712A CN 101906353 B CN101906353 B CN 101906353B
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Abstract
The invention discloses an extraction method of a chestnut flower essential oil, which comprises the steps of: A. uniformly mixing chestnut flowers and distilled water according to a weight ratio of 1:2-8, and adding the mixture in a distilling still; B. starting an electronic boiler, slowly opening a control valve when the steam pressure of the boiler reaches 0.05MPa to introduce steam into the distilling still, heating the distilling still through steam, adjusting a steam valve when the temperature in the distilling still reaches 90-100 DEG C to keep the steam pressure in the distilling still to be 0.01-0.07MPa, opening a cooling water valve of a condensate collector, and collecting condensate to obtain a crude product of chestnut flower essential oil. In the invention, the chestnut flowers are used as raw materials, and an essential oil extract is obtained by a simple, mild and environmental-friendly extracting process. The essential oil extract can be used as culicifuge and air freshener.
Description
Technical field
The present invention relates to a kind of chestnut flower extracts essential oil method and purposes, belong to agriculture and forestry product comprehensive utilization technique field.
Background technology
In order to walk quickly and keep away mosquito, be the generally use of mosquito-repellent incense quilt of raw material production with the pyrethrin, but correlation test confirms its neural system to human body, hemopoietic system tangible infringement is arranged, answer significant care during use.
At present, have been found that a lot of plants essential oils have certain mosquito and walk quickly and keep away effect.Chinese patent 200910154435.0 discloses the application of a kind of torreya essential oil in anophelifuge; Chinese patent 200610042582.5 discloses a kind of vegetable essential oil air antiseptic cleaner, and it is a raw material with tea tree, eucalyptus, the loose red certain kind of berries, loose farkleberry, elemi, peppermint, Fructus Citri Sarcodactylis, juniper berry, soaks the packing of purifying then with the organic solvent sealing; Chinese patent 200510017822.1 discloses a kind of tree peony anophelifuge assembly and preparation method thereof, with the distillate of ethyl acetate extraction aloe, rhododendron and Tree Peony flower, mix with b propanol and absolute ethyl alcohol the tree peony anophelifuge; Chinese patent 20051006004.1 discloses a kind of environment-friendly type fresh insect repellant, mainly is made up of some effective constituents such as China trees; Chinese patent 200310108811 discloses the mosquito-repelling function and the application thereof of plant Fruticose Breyniae Leaf and Twig extract; Chinese patent 200810079695 discloses a kind of Chinese medicine air fresh bacteriostat; It is main air disinfectant and preparation technology thereof with the Oleum Folium Artemisiae Argyi that Chinese patent 96112650 discloses a kind of.But the repelling effect of technique scheme is all not ideal enough, does not often reach the level of commercial applications; Though perhaps can reach the level of commercial applications, its expensive raw materials, technology is loaded down with trivial details, and cost is higher, is not easy to practicality.
Summary of the invention
The technical problem that the present invention will solve provides a kind of chestnut flower extracts essential oil method; With the chestnut flower is raw material; Obtain its essential oil extracting solution through extraction process simple, gentle, environmental protection, do not use any organic solvent to need not to add any tensio-active agent simultaneously in the technology; The present invention provides the purposes of chestnut flower essential oil as anophelifuge, air freshener simultaneously.
For solving the problems of the technologies described above, the technical scheme that the present invention taked is:
A kind of chestnut flower extracts essential oil method, its step comprises:
A, take by weighing the early stage chestnut flower of 5kg, put in the 100L stainless steel still kettle, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.07MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 90 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is 0.03MPa in the re-adjustment steam valve control still kettle, collects phlegma;
Phlegma is joined in the 100L stainless steel still kettle, carry out steam heating through Electronic boiler, vapor pressure is 0.05MPa in the control still kettle, opens the cooling water valve of condensation and collection device, collects time condensation liquid, gets chestnut flower essential oil finished product.
Above-mentioned chestnut flower extracts essential oil method, its step can also be:
A, take by weighing 5kg Chinese chestnut dried flower, put in the 100L stainless steel still kettle, add the 30L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 100 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product.
Above-mentioned chestnut flower extracts essential oil method, its step can also be:
A, take by weighing 20kg Chinese chestnut fallen flowers, put in the 100L stainless steel steeping tank, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 100 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product.
Adopt the beneficial effect that technique scheme produced to be: 1. the present invention is that raw material extracts its essential oil with the chestnut flower, and processing unit is cheap and easy to get, and technical process is safe and simple, the gentle environmental protection of processing condition; 2. the present invention adopts zero(ppm) water distillation extracting, does not use any organic solvent, can make the direct uniform mixing of chestnut flower essential oil and zero(ppm) water, green, environmental protection; 3. gained extracting solution of the present invention has the pure and fresh good aroma of chestnut flower, is easy to accepted by the human consumer; 4. the TV of chestnut flower and zero(ppm) water can prevent that less than still kettle volumetrical 2/3 zero(ppm) water in the still kettle steeping tank from getting into condensing surface to influence product quality owing to seething with excitement among the process step A of the present invention; 5. experiment shows, with the extracting solution that utilizes extraction process gained of the present invention by 1.5 μ l/cm
2Body surface is handled, and effective repellent time of Aedes albopictus is reached 9～11h, and using the Effective Vate of Protection behind the 3h is 100%, and the Effective Vate of Protection behind the 10h is 92.3%, and it also has antipruritic, bacteriostatic effect simultaneously, and has no side effect.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.
Fig. 1 is a process flow sheet of the present invention.
Embodiment
The explanation that following examples are detailed the present invention.
The used chestnut flower of the present invention is provided by Qianxi County, Tangshan City Chinese chestnut research and development centre.Items of equipment among the preparation technology of the present invention is conventional commercially available prod, can buy directly through market to obtain.
Embodiment 1
A kind of chestnut flower extracts essential oil method, its step is:
A, take by weighing the early stage chestnut flower of 5kg, put in the 100L stainless steel still kettle, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.07MPa in the steam regulation valve control still kettle, and after half a hour, the distillation temperature in the kettle reaches 90 ℃; Open the water of condensation switch on the condensation and collection device; Vapor pressure is 0.03MPa in the re-adjustment steam valve control still kettle, collects phlegma, and 1.5h can collect 7.5L;
Phlegma is joined in the 100L stainless steel still kettle, carry out steam heating through Electronic boiler, vapor pressure is 0.05MPa in the control still kettle, opens the cooling water valve of condensation and collection device, collects time condensation liquid, gets chestnut flower essential oil finished product; Get gained finished product 5ml, surveying its light absorption value at the 245nm place is 1.764, the basic no change of light absorption value in the 1.5h.
Embodiment 2
A kind of chestnut flower extracts essential oil method, its step is:
A, take by weighing 5kg Chinese chestnut dried flower, put in the 100L stainless steel still kettle, add the 30L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle, and after half a hour, the distillation temperature in the kettle reaches 100 ℃; Open the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle, and 2h can collect 7L;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product; Get gained finished product 5ml, surveying its light absorption value at the 245nm place is 1.534, the basic no change of light absorption value in the 2h.
Embodiment 3
A kind of chestnut flower extracts essential oil method, its step is:
A, take by weighing 20kg Chinese chestnut fallen flowers, put in the 100L stainless steel steeping tank, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle, and after half a hour, the distillation temperature in the kettle reaches 100 ℃; Open the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle, and 1.5h can collect 6L;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product; Get gained finished product 5ml, surveying its light absorption value at the 245nm place is 1.642, the basic no change of light absorption value in the 1.5h.
The chestnut flower essential oil of the above-mentioned prepared of the present invention can be used as anophelifuge and air freshener uses, and experiment shows, it is pressed 1.5 μ l/cm
2Body surface is handled, and effective repellent time of Aedes albopictus is reached 9～11h, and using the Effective Vate of Protection behind the 3h is 100%, and the Effective Vate of Protection behind the 10h is 92.3%, and it also has antipruritic, bacteriostatic effect simultaneously, and has no side effect.
Foregoing description only proposes as the enforceable technical scheme of the present invention, not as the single restricted condition to its technical scheme itself.
Claims (3)
1. chestnut flower extracts essential oil method, its characterization step is:
A, take by weighing the early stage chestnut flower of 5kg, put in the 100L stainless steel still kettle, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.07MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 90 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is 0.03MPa in the re-adjustment steam valve control still kettle, collects phlegma;
Phlegma is joined in the 100L stainless steel still kettle, carry out steam heating through Electronic boiler, vapor pressure is 0.05MPa in the control still kettle, opens the cooling water valve of condensation and collection device, collects time condensation liquid, gets chestnut flower essential oil finished product.
2. chestnut flower extracts essential oil method, its characterization step is:
A, take by weighing 5kg Chinese chestnut dried flower, put in the 100L stainless steel still kettle, add the 30L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 100 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product.
3. chestnut flower extracts essential oil method, its characterization step is:
A, take by weighing 20kg Chinese chestnut fallen flowers, put in the 100L stainless steel steeping tank, add the 40L distilled water immersion;
B, startup Electronic boiler when boiler pressure reaches 0.05MPa, are opened valve and are fed steam to still kettle; Vapor pressure is at 0.06MPa in the steam regulation valve control still kettle; After half a hour, the distillation temperature in the kettle reaches 100 ℃, opens the water of condensation switch on the condensation and collection device; Vapor pressure is collected phlegma at 0.05MPa in the steam regulation valve control still kettle;
Sterilization after again phlegma being filtered with the filter coarse filtration, with ultrafilter is smart gets chestnut flower essential oil finished product.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102266578A (en) * | 2011-01-10 | 2011-12-07 | 于秉礼 | Plant chestnut flower liquid preparation |
| CN103045364A (en) * | 2012-08-02 | 2013-04-17 | 福建紫红苑本草科技有限公司 | Perilla dehydration method capable of preparing perilla essential oil |
| CN102787019A (en) * | 2012-09-12 | 2012-11-21 | 迁西县板栗产业研究发展中心 | Extracting method of chestnut flower essential oil and chestnut flower hydrolat |
| CN103484255B (en) * | 2013-09-24 | 2015-03-25 | 济南惠农玫瑰花精油有限公司 | Secondary condensation extraction process and condensation equipment for rose essential oil |
| CN103690449B (en) * | 2013-12-17 | 2015-09-16 | 天津商业大学 | Without alcohol mosquito-repellent perfume and preparation method thereof |
| CN104721095A (en) * | 2015-04-10 | 2015-06-24 | 唐山职业技术学院 | Caryopteris clandonensis mosquito repelling liquid and preparation method thereof |
| CN105159074B (en) * | 2015-08-19 | 2017-08-29 | 四川九渊医药科技有限公司 | The optimization method of volatile oil in a kind of extensive extraction medicinal material |
| CN105520020B (en) * | 2015-12-10 | 2018-06-05 | 迁西县板栗产业研究发展中心 | Chinese Chestnut health beverages and its instructions of taking |
| CN106508994A (en) * | 2016-11-02 | 2017-03-22 | 山东农业大学 | Mosquito-repellent chestnut flower essential oil and preparation method thereof |
| CN106497678A (en) * | 2016-11-18 | 2017-03-15 | 河南教育学院 | A kind of method that molecular sieve extractant extracts Rosa Damascana |
| CN109536285A (en) * | 2018-12-29 | 2019-03-29 | 大连民族大学 | A kind of production method of silk tree flower essential oil |
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| CN1144803C (en) * | 2000-05-17 | 2004-04-07 | 山东省医学科学院药物研究所 | Chinese chestnut flower flavone compound and its extraction process |
| CN1569869B (en) * | 2004-05-10 | 2010-04-07 | 山东省医学科学院药物研究所 | Chinese chestnut flower flavone compounds |
| CN101012410B (en) * | 2007-01-31 | 2010-12-08 | 李一雯 | Attar saturated dew distillate and its preparing method and application |
| CN101157880A (en) * | 2007-10-11 | 2008-04-09 | 上海交通大学 | Aromatic plant essential oil ecological processing method |
| CN101353611A (en) * | 2008-08-21 | 2009-01-28 | 许向梅 | Rose essential oil and rose pure dew extraction equipment |
| CN101619273A (en) * | 2009-07-17 | 2010-01-06 | 张庆源 | Method for extracting essential oil from natural essential oil residues |
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