CN105907473A - Rhododendra essential oil extraction method - Google Patents
Rhododendra essential oil extraction method Download PDFInfo
- Publication number
- CN105907473A CN105907473A CN201610360500.5A CN201610360500A CN105907473A CN 105907473 A CN105907473 A CN 105907473A CN 201610360500 A CN201610360500 A CN 201610360500A CN 105907473 A CN105907473 A CN 105907473A
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- CN
- China
- Prior art keywords
- essential oil
- rhododendra
- folium rhododendri
- parts
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/022—Refining
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/027—Recovery of volatiles by distillation or stripping
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention relates to the technical field of extraction of essential oil from flowers, particularly a rhododendra essential oil extraction method. The method comprises the following steps: removing impurities from dry rhododendra, chopping, immersing at room temperature for 3-5 hours, and carrying out centrifugal drying to remove water; mixing and stirring 5 parts of rhododendra and 38 parts of cellulase, carrying out enzymolysis at the constant temperature of 55 DEG C for 6 hours, and filtering the extracting solution; adding 20 parts of ethanol into the filter residues, standing at 18-25 DEG C for 6-10 hours, and filtering; uniformly mixing and stirring the extracting solution and alcohol solution, and filtering through a vibrating screen; carrying out centrifugation by a disk centrifuge to obtain primary rhododendra essential oil; and sending the primary rhododendra essential oil into a molecular distillation tank, and carrying out vacuum distillation for purification and condensation, thereby obtaining the rhododendra essential oil finished product. Compared with the prior art, the method has the advantages of low requirements for production equipment, high extraction efficiency and low production cost, and is convenient for operation. The rhododendra essential oil product extracted by the method has stable properties.
Description
Technical field
The present invention relates to extract the technical field of quintessence oil from flower, particularly to a kind of Folium Rhododendri Simsii method of extraction of essential oil.
Background technology
Cuculus polioephalus is numerous full of leaves, beautiful colourful, and germination is strong, and resistance to pruning, pile is peculiar, is excellent potted landscape material；Even if Cuculus polioephalus always gives that people is lively and when the sensation of noise and excitement rather than adolescence, bottle-green blade is well suited for plantation in flower garden as parapet or barrier when bursting forth in the adolescence.
Folium Rhododendri Simsii has invigorates blood circulation, regulating menstruation, wind-damp dispelling；For menoxenia, amenorrhea, metrorrhagia, traumatic injury, rheumatalgia, spit blood, epistaxis.Therefore it is necessary that extracting quintessence oil from Folium Rhododendri Simsii comes for medicinal.
Summary of the invention
Present invention aims to defect and the deficiency of prior art, it is provided that a kind of Folium Rhododendri Simsii method of extraction of essential oil.
For achieving the above object, the technical solution used in the present invention is:
A kind of Folium Rhododendri Simsii method of extraction of essential oil of the present invention, comprises the steps:
A, the Folium Rhododendri Simsii remove impurity by dry, chopping, use deionized water soak at room temperature 3～5 hours, after drying water liquid, standby；
B, by the cellulase mix and blend of the Folium Rhododendri Simsiis of 5 parts and 38 parts, enzymolysis 6 hours under 55 DEG C of constant temperatures, filter extracting solution, stand-by；
Filtering residue in c, step b adds the ethanol of 20 parts, stands 6～10 hours at 18 DEG C～25 DEG C, filters, obtains alcohol liquid；
D, by the extracting solution of step b and the alcohol liquid mixing and stirring of step c, use vibrosieve to filter；
E, employing disk centrifugal separator are centrifuged processing, rotating speed: 6000～8000 revs/min, and inlet amount: 3～3.5kg/ hour obtains primary Folium Rhododendri Simsii quintessence oil；
F, the primary Folium Rhododendri Simsii quintessence oil of step e is sent into molecular distillation tank carry out vacuum distilling purification condensation, prepare finished product Folium Rhododendri Simsii quintessence oil.
Further, distillation pressure inside the tank controls 0.07～0.09MPa, and compressed air pressure is less than 0.6MPa；Vacuum in tank: 50～60MPa.
The present invention compared with prior art provides the benefit that: to producing, equipment requirements is the highest, and extraction efficiency is high (average recoveries is about 3%)；The Folium Rhododendri Simsii essential oil product character that application this method is extracted is stable, low production cost, it is simple to operation.
Detailed description of the invention
Describing the present invention below in conjunction with specific embodiment, following embodiment and explanation are only used for explaining the present invention, but not as a limitation of the invention.
Embodiment 1:
It is equipped with Folium Rhododendri Simsii method of extraction of essential oil of the present invention, comprises the steps:
A, the Folium Rhododendri Simsii remove impurity by dry, chopping, use deionized water soak at room temperature 3 hours, after drying water liquid, standby；B, by the cellulase mix and blend of the Folium Rhododendri Simsiis of 5 parts and 38 parts, enzymolysis 6 hours under 55 DEG C of constant temperatures, filter extracting solution, stand-by；Every part is 1kg；Filtering residue in c, step b adds the ethanol of 20 parts, stands 6 hours at 18 DEG C DEG C, filters, obtains alcohol liquid；Every part is 1kg；D, by the extracting solution of step b and the alcohol liquid mixing and stirring of step c, use vibrosieve to filter, mesh number preferably 100 mesh of vibrosieve；E, employing disk centrifugal separator are centrifuged processing, rotating speed: 6000 revs/min, and inlet amount: 3kg/ hour obtains primary Folium Rhododendri Simsii quintessence oil；F, the primary Folium Rhododendri Simsii quintessence oil of step e is sent into molecular distillation tank carry out vacuum distilling purification condensation, prepare finished product Folium Rhododendri Simsii quintessence oil.
Further, distillation pressure inside the tank controls at 0.07MPa, and compressed air pressure is less than 0.6MPa；Vacuum in tank: 50MPa.
Embodiment 2:
It is equipped with Folium Rhododendri Simsii method of extraction of essential oil of the present invention, a, the Folium Rhododendri Simsii remove impurity by dry, chopping, uses deionized water soak at room temperature 4 hours, after drying water liquid, standby；B, by the cellulase mix and blend of the Folium Rhododendri Simsiis of 5 parts and 38 parts, enzymolysis 6 hours under 55 DEG C of constant temperatures, filter extracting solution, stand-by；Every part is 1kg；Filtering residue in c, step b adds the ethanol of 20 parts, stands 8 hours at 20 DEG C, filters, obtains alcohol liquid；Every part is 1kg；D, by the extracting solution of step b and the alcohol liquid mixing and stirring of step c, use vibrosieve to filter, mesh number preferably 100 mesh of vibrosieve；E, employing disk centrifugal separator are centrifuged processing, rotating speed: 7000 revs/min, and inlet amount: 3.3kg/ hour obtains primary Folium Rhododendri Simsii quintessence oil；F, the primary Folium Rhododendri Simsii quintessence oil of step e is sent into molecular distillation tank carry out vacuum distilling purification condensation, prepare finished product Folium Rhododendri Simsii quintessence oil.
Further, distillation pressure inside the tank controls at 0.08MPa, and compressed air pressure is less than 0.6MPa；Vacuum in tank: 55MPa.
Embodiment 3:
A, the Folium Rhododendri Simsii remove impurity by dry, chopping, use deionized water soak at room temperature 5 hours, after drying water liquid, standby；B, by the cellulase mix and blend of the Folium Rhododendri Simsiis of 5 parts and 38 parts, enzymolysis 6 hours under 55 DEG C of constant temperatures, filter extracting solution, stand-by；Every part is 1kg；Filtering residue in c, step b adds the ethanol of 20 parts, stands 10 hours at 25 DEG C, filters, obtains alcohol liquid；Every part is 1kg；D, by the extracting solution of step b and the alcohol liquid mixing and stirring of step c, use vibrosieve to filter, mesh number preferably 100 mesh of vibrosieve；E, employing disk centrifugal separator are centrifuged processing, rotating speed: 8000 revs/min, and inlet amount: 3.5kg/ hour obtains primary Folium Rhododendri Simsii quintessence oil；F, the primary Folium Rhododendri Simsii quintessence oil of step e is sent into molecular distillation tank carry out vacuum distilling purification condensation, prepare finished product Folium Rhododendri Simsii quintessence oil.
Further, distillation pressure inside the tank controls at 0.09MPa, and compressed air pressure is less than 0.6MPa；Vacuum in tank: 60MPa.
The present invention compared with prior art provides the benefit that: to producing, equipment requirements is the highest, and extraction efficiency is high (average recoveries is about 3%)；The Folium Rhododendri Simsii essential oil product character that application this method is extracted is stable, low production cost, it is simple to operation.
The above is only in order to the convenient explanation present invention, in scope create without departing from the present invention, is familiar with the various simple covert and modification that those skilled in the art of this technology done and should belong to protection scope of the present invention.
Claims (2)
1. a Folium Rhododendri Simsii method of extraction of essential oil, it is characterised in that: comprise the steps:
A, the Folium Rhododendri Simsii remove impurity by dry, chopping, use deionized water soak at room temperature 3～5 hours, after drying water liquid, standby；
B, by the cellulase mix and blend of the Folium Rhododendri Simsiis of 5 parts and 38 parts, enzymolysis 6 hours under 55 DEG C of constant temperatures, filter extracting solution, stand-by；
Filtering residue in c, step b adds the ethanol of 20 parts, stands 6～10 hours at 18 DEG C～25 DEG C, filters, obtains alcohol liquid；
D, by the extracting solution of step b and the alcohol liquid mixing and stirring of step c, use vibrosieve to filter；
E, employing disk centrifugal separator are centrifuged processing, rotating speed: 6000～8000 revs/min, and inlet amount: 3～3.5kg/ hour obtains primary Folium Rhododendri Simsii quintessence oil；
F, the primary Folium Rhododendri Simsii quintessence oil of step e is sent into molecular distillation tank carry out vacuum distilling purification condensation, prepare finished product Folium Rhododendri Simsii quintessence oil.
A kind of Folium Rhododendri Simsii method of extraction of essential oil the most according to claim 1, it is characterised in that: distillation pressure inside the tank controls 0.07～0.09MPa, and compressed air pressure is less than 0.6MPa；Vacuum in tank: 50～60MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360500.5A CN105907473A (en) | 2016-05-28 | 2016-05-28 | Rhododendra essential oil extraction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360500.5A CN105907473A (en) | 2016-05-28 | 2016-05-28 | Rhododendra essential oil extraction method |
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| Publication Number | Publication Date |
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| CN105907473A true CN105907473A (en) | 2016-08-31 |
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| CN201610360500.5A Pending CN105907473A (en) | 2016-05-28 | 2016-05-28 | Rhododendra essential oil extraction method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107028809A (en) * | 2017-03-01 | 2017-08-11 | 四川森迪科技发展股份有限公司 | A kind of skin care oil of the flower essential oil containing Idesia polycarpa and preparation method thereof |
| CN112708284A (en) * | 2020-12-23 | 2021-04-27 | 长乐联丰染整有限公司 | Rhododendron antibacterial plant dye emulsion, preparation method and application in textile dyeing |
| RU2788724C1 (en) * | 2021-12-23 | 2023-01-24 | Федеральное государственное автономное образовательное учреждение высшего образования "Белгородский государственный национальный исследовательский университет" (НИУ "БелГУ") | Method for extraction of essential oil from rhododendron adamsii shoots |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851121A (en) * | 2012-10-18 | 2013-01-02 | 云南悦馨香料科技有限公司 | Preparation method of rose oil |
| CN103642592A (en) * | 2013-11-01 | 2014-03-19 | 西安银能科技发展有限责任公司 | Full utilization technology of rose flower |
| CN104651056A (en) * | 2015-03-12 | 2015-05-27 | 安吉依思味食品有限公司 | Method for preparing tea tree flower essential oil |
| CN105663329A (en) * | 2016-03-01 | 2016-06-15 | 中国农业大学 | Comprehensive utilization method of roses |
-
2016
- 2016-05-28 CN CN201610360500.5A patent/CN105907473A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851121A (en) * | 2012-10-18 | 2013-01-02 | 云南悦馨香料科技有限公司 | Preparation method of rose oil |
| CN103642592A (en) * | 2013-11-01 | 2014-03-19 | 西安银能科技发展有限责任公司 | Full utilization technology of rose flower |
| CN104651056A (en) * | 2015-03-12 | 2015-05-27 | 安吉依思味食品有限公司 | Method for preparing tea tree flower essential oil |
| CN105663329A (en) * | 2016-03-01 | 2016-06-15 | 中国农业大学 | Comprehensive utilization method of roses |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107028809A (en) * | 2017-03-01 | 2017-08-11 | 四川森迪科技发展股份有限公司 | A kind of skin care oil of the flower essential oil containing Idesia polycarpa and preparation method thereof |
| CN112708284A (en) * | 2020-12-23 | 2021-04-27 | 长乐联丰染整有限公司 | Rhododendron antibacterial plant dye emulsion, preparation method and application in textile dyeing |
| RU2788724C1 (en) * | 2021-12-23 | 2023-01-24 | Федеральное государственное автономное образовательное учреждение высшего образования "Белгородский государственный национальный исследовательский университет" (НИУ "БелГУ") | Method for extraction of essential oil from rhododendron adamsii shoots |
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Application publication date: 20160831 |