CN101628925A - Application of microwave technology in processing oil-tea camellia seeds - Google Patents
Application of microwave technology in processing oil-tea camellia seeds Download PDFInfo
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- CN101628925A CN101628925A CN 200910040666 CN200910040666A CN101628925A CN 101628925 A CN101628925 A CN 101628925A CN 200910040666 CN200910040666 CN 200910040666 CN 200910040666 A CN200910040666 A CN 200910040666A CN 101628925 A CN101628925 A CN 101628925A
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Abstract
The invention relates to an application of a microwave technology in processing oil-tea camellia seeds. The microwave technology comprises the following technological steps: firstly, crushing oil-tea camellia seeds by a wet method, afterwards adopting microwaves to extract tea saponin, then adopting microwave puffing to process the residues of the oil-tea camellia seeds, and finally, carrying out subsequent processing on the residues of the oil-tea camellia seeds. The invention directly takes the oil-tea camellia seeds as raw materials, can obtain the tea saponin with high quality, removes the tea saponin from the tea seeds firstly, is beneficial to the subsequent extraction of tea seed oil, can obtain tea oil which is nearly colorless, and can omit a decoloration procedure for refining the tea oil; the microwave extraction of the tea saponin has the advantages of high selectivity, short time consumption, little solvent consumption and high extraction rate in one time; and the microwave puffing preprocessing of the raw materials of oil-tea camellia seed kernels is beneficial to enhancing the oil yield of the subsequent preparation of the tea seed oil.
Description
[technical field]
The invention belongs to farming, secondary product of forestry deep process technology field, relate to the application of a kind of microwave technology in tea seed processing.
[background technology]
Tea seed also claims the camellia seed, is one of the world's four big woody oleiferous plants, mainly is distributed in China, is unique oil resource of China.Contain two kinds of main useful components in the tea seed, the one, tea oil, the 2nd, tea saponin.
Tea-seed oil with sweet oil and be called the world's two big woody edible oils, has the title of " treasure in the oil " from ancient times.Confirm that through Chinese Center for Disease Control check the quality of tea oil is better than the west sweet oil, high-grade refining tea oil is compared with sweet oil, and the nutrition and health care quality is higher.Sweet oil contains unsaturated fatty acids 75%～90%, and the unsaturated fatty acid content of tea oil is the hat of various edible oils up to 85%～97%.
Tea saponin is a kind of five rings three obedient class materials, the sugared body of possess hydrophilic property and hydrophobic sapogenin, it is a kind of natural nonionic surface active agent, have pharmacological functions such as surfactivity effects such as emulsification, dispersion, moistening, foaming and impervious, anti-inflammatory, analgesia, and the function that sterilizing pesticide is arranged and stimulate certain plants to grow, thereby be widely used in daily use chemicals, agricultural chemicals, food and medicine and other fields.The tea saponin good water solubility, foam is abundant, and strong detergency is that articles for washing industry, the splendid of emulsifying agent industry are selected materials, in order to producing shampoo, body wash, shampoo, not only hair-washing hair-care, but also anti-inflammatory anti-itch, its anti-dandruff is effective.The anti-leakage of tea saponin and anti-inflammatory feature pharmaceutically have anti-inflammatory, analgesia, antibiotic, relieving cough and reducing sputum effect, and highly purified tea saponin can be developed into national two kind new medicine tea saponin capsules.Aspect prawn and crab cultivation, utilize the hemolytic action and the ichthyotoxin effect of tea saponin, can be used as pond agent clearly, kill harmful fish, and prawn and crab toxicological harmless effect.As one of main batching of novel low toxicity highly effective pesticide; with it is that the refining environmental protection type agricultural chemical auxiliary agent that forms of main body can be widely used in sterilant, sterilant, weedicide; simultaneously because the repellent and the bio-hormone effect of tea saponin; it itself also is a kind of good biological pesticide; can also stimulate plant growth; can not cause soil pollution, help environment protection.
The industrial production tea saponin adopts water seaoning, solvent-extraction process at present, all has long, shortcomings such as productive rate is low, complex process of extraction time.And tea oil manufacturing enterprise generally adopts the squeezing of band shell, leaches then and extracts tea oil technology, and the tea oil that adopts this technology to obtain is second-rate.In order to obtain high-quality tea oil, patent CN200610031893.1, CN200810059993.4 use aspartic protease, cellulase, amylase etc. tea seed have been carried out aqueous enzymatic extraction; Patent 200610031452.1 adopts physical low-temperature cold-squeezing to produce tea-seed oil.It is on the low side that the oil yield of tea-seed oil is produced in aqueous enzymatic method and cold press at present, restricted it in industrial application.
Tea saponin is a kind of surfactant of Camellia plant specific, and its emulsifying property, foaminess are strong, if do not remove tea saponin earlier, will face problems such as emulsification, foaming in the technological operation of aqueous enzymatic extraction tea oil.We had studied organic solvent method in the past and extracted tea saponin from camellia seed kernels, and aqueous enzymatic extraction tea oil novel process has obtained experimental result preferably then.Microwave auxiliary extraction has the selectivity height, the time spent is short, solvent consumption is few, the utilization rate of active components advantages of higher, has been widely used in bioactive ingredients and has extracted.
[summary of the invention]
In order to overcome the above-mentioned shortcoming of prior art, the invention provides a kind of directly is raw material with the camellia seed kernel, employing microwave extraction tea saponin has the selectivity height, the time spent is short, solvent consumption is few and the high advantage of extraction yield, utilize microwave bulking pre-treatment camellia seed kernel raw material, help improving the application of microwave technology in tea seed processing that postorder is produced the oil yield of tea-seed oil.
The technical solution adopted for the present invention to solve the technical problems is: the application of a kind of microwave technology in tea seed processing, and its processing step is:
The first step is the tea seed wet crushing: get a certain amount of peeling, go the camellia seed kernel of underwear to carry out wet crushing, add certain density organic solvent, make the camellia seed kernel slurries;
Second step was the microwave extraction tea saponin: it is that the microwave environment of 100～900W carries out microwave extraction that above-mentioned camellia seed kernel slurries are placed power, the microwave extraction time is 20～480s, centrifugation goes out tea saponin extracting solution and tea seed residue then, and repetitive operation 1～2 time;
The 3rd step was that microwave bulking is handled the tea seed residue: it is the microwave bulking equipment of 2000～6000W that the above-mentioned tea seed residue that obtains is placed power, and the microwave bulking time is 10～120s, obtains the tea seed residue of microwave bulking;
The 4th step was the postorder processing of tea seed residue: adopt aqueous enzymatic method or milling process to extract tea oil from the tea seed residue.
Described organic solvent adopts methyl alcohol, ethanol or acetone, and its mass percent concentration scope is 0～90%, and the solid-to-liquid ratio scope during extraction is 1: 3～15.
Get the tea seed residue behind the microwave bulking, add acidic buffer, add polygalacturonase simultaneously, under heating condition, carry out enzymolysis, obtain colourless oil of high quality tea-seed oil.
The invention has the beneficial effects as follows: directly be that raw material can obtain high-quality tea saponin, from the tea seed, remove tea saponin earlier, help the extraction of postorder tea-seed oil, and can obtain subdiaphanous tea oil, can save tea oil purified bleaching process with the tea seed; The microwave extraction tea saponin has the selectivity height, the time spent is short, solvent consumption is few, the high advantage of extraction yield; Microwave bulking pre-treatment camellia seed kernel raw material helps improving the oil yield that postorder is produced tea-seed oil.
[description of drawings]
Fig. 1 is a technological process block-diagram of the present invention.
[embodiment]
The present invention is further described below in conjunction with drawings and Examples:
Referring to Fig. 1, the application of a kind of microwave technology in tea seed processing got a certain amount of peeling, gone the camellia seed kernel of underwear to carry out wet crushing, adds certain density ethanol organic solvent, makes the camellia seed kernel slurries; Take by weighing the above-mentioned camellia seed kernel slurries of 30ml and (contain ethanol 70%, solid-to-liquid ratio is 1: 7), utilize the microwave extraction tea saponin, microwave power is 300W, and the microwave extraction time is 30 seconds, it at rotating speed centrifugation 5 minutes under the condition of 5000rpm, separate tea saponin extracting solution and tea seed residue, repetitive operation 2 times merges supernatant liquor, get the tea saponin extracting solution, the microwave extraction tea saponin has the selectivity height, the time spent is short, solvent consumption is few, the high advantage of extraction yield; The tea seed residue is carried out microwave bulking handle, microwave bulking power is 2500W, microwave bulking time 1.5min; Get tea seed residue 0.78 gram (dry weight) behind the microwave bulking, adding pH is Sodium phosphate dibasic-citrate buffer solution 10ml of 5.0, it is the polygalacturonase of tea seed residue quality 2.0% that adding simultaneously has add-on, enzymolysis is 3 hours under 50 ℃ temperature, can obtain subdiaphanous oil of high quality tea-seed oil 0.26 gram.
Microwave bulking is a heat characteristic of having utilized microwave, and during microwave heating, the hydrofuge of material and heat migratory direction, heat transfer direction, vapour pressure migratory direction are all consistent, promptly by the inner surface of pointing to of material.Because such characteristic helps the generation and the accumulation of material steam inside, microwave heating speed is fast, material internal gas temperature sharply rises, material heats up very fast, and the formation speed of steam inside is higher than the rate of migration of steam, and vapour pressure gradient appears in material, the ability to bear that surpasses structure of fibrous tissue intensity when pressure, cell rupture, so microwave bulking pre-treatment camellia seed kernel raw material help improving the oil yield that postorder is produced tea-seed oil.
Claims (3)
1, the application of a kind of microwave technology in tea seed processing, it is characterized in that: its processing step is:
The first step is the tea seed wet crushing: get a certain amount of peeling, go the camellia seed kernel of underwear to carry out wet crushing, add certain density organic solvent, make the camellia seed kernel slurries;
Second step was the microwave extraction tea saponin: it is that the microwave environment of 100～900W carries out microwave extraction that above-mentioned camellia seed kernel slurries are placed power, the microwave extraction time is 20～480s, centrifugation goes out tea saponin extracting solution and tea seed residue then, and repetitive operation 1～2 time;
The 3rd step was that microwave bulking is handled the tea seed residue: it is the microwave bulking equipment of 2000～6000W that the above-mentioned tea seed residue that obtains is placed power, and the microwave bulking time is 10～120s, obtains the tea seed residue of microwave bulking;
The 4th step was the postorder processing of tea seed residue: adopt aqueous enzymatic method or milling process to extract tea oil from the tea seed residue.
2, the application of microwave technology as claimed in claim 1 in tea seed processing, it is characterized in that: described organic solvent adopts methyl alcohol, ethanol or acetone, and its mass percent concentration scope is 0～90%, and the solid-to-liquid ratio scope during extraction is 1: 3～15.
3, the application of microwave technology as claimed in claim 1 in tea seed processing, it is characterized in that: get the tea seed residue behind the microwave bulking, add acidic buffer, add polygalacturonase simultaneously, under heating condition, carry out enzymolysis, obtain colourless oil of high quality tea-seed oil.
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| CN 200910040666 CN101628925B (en) | 2009-06-25 | 2009-06-25 | Application of microwave technology in processing oil-tea camellia seeds |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775332A (en) * | 2010-03-01 | 2010-07-14 | 郑小非 | Method for extracting tea seed oil by water with microwave pretreatment |
| CN101812111A (en) * | 2010-04-19 | 2010-08-25 | 韶关学院 | Comprehensive deep processing method for oil tea fruits |
| CN101906350A (en) * | 2010-08-25 | 2010-12-08 | 国家粮食局科学研究院 | Method for extracting grease from oil-tea camellia seed kernel and recovering saponin and saccharide active substances |
| CN101967423A (en) * | 2010-11-05 | 2011-02-09 | 南昌大学 | Method for extracting tea oil by microwave-assisted aqueous enzymatic method |
| CN102311870A (en) * | 2011-08-30 | 2012-01-11 | 南昌大学 | Method for extracting tea oil, |
| CN102440426A (en) * | 2010-10-11 | 2012-05-09 | 张秋英 | Instant tea seed beverage and preparation method thereof |
| CN102550659A (en) * | 2011-11-28 | 2012-07-11 | 韶关学院 | Method for microwave pretreatment and water extraction of edible oil |
| CN102643715A (en) * | 2012-05-07 | 2012-08-22 | 韶关学院 | Method for extracting edible oil by preprocessing ethanol solution in microwave expansion mode |
| CN102816632A (en) * | 2012-09-10 | 2012-12-12 | 韶关学院 | Method for digesting grease through microwave pretreatment and aqueous enzymatic method |
| CN103820215A (en) * | 2014-03-12 | 2014-05-28 | 韶关学院 | Oil processing method |
| CN104479853A (en) * | 2014-11-27 | 2015-04-01 | 晨光生物科技集团股份有限公司 | Industrial production method for simultaneously extracting tea seed oil and tea saponin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101289473A (en) * | 2008-05-23 | 2008-10-22 | 南昌大学 | Process for abstracting theasaponine by microwave/light wave dry method |
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2009
- 2009-06-25 CN CN 200910040666 patent/CN101628925B/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775332B (en) * | 2010-03-01 | 2012-11-28 | 郑小非 | Method for extracting tea seed oil by water with microwave pretreatment |
| CN101775332A (en) * | 2010-03-01 | 2010-07-14 | 郑小非 | Method for extracting tea seed oil by water with microwave pretreatment |
| CN101812111A (en) * | 2010-04-19 | 2010-08-25 | 韶关学院 | Comprehensive deep processing method for oil tea fruits |
| CN101906350A (en) * | 2010-08-25 | 2010-12-08 | 国家粮食局科学研究院 | Method for extracting grease from oil-tea camellia seed kernel and recovering saponin and saccharide active substances |
| CN101906350B (en) * | 2010-08-25 | 2012-07-04 | 国家粮食局科学研究院 | Method for extracting grease from oil-tea camellia seed kernel and recovering saponin and saccharide active substances |
| CN102440426A (en) * | 2010-10-11 | 2012-05-09 | 张秋英 | Instant tea seed beverage and preparation method thereof |
| CN102440426B (en) * | 2010-10-11 | 2013-04-17 | 张秋英 | Instant tea seed beverage and preparation method thereof |
| CN101967423A (en) * | 2010-11-05 | 2011-02-09 | 南昌大学 | Method for extracting tea oil by microwave-assisted aqueous enzymatic method |
| CN102311870A (en) * | 2011-08-30 | 2012-01-11 | 南昌大学 | Method for extracting tea oil, |
| CN102311870B (en) * | 2011-08-30 | 2013-03-13 | 南昌大学 | Method for extracting tea oil, |
| CN102550659A (en) * | 2011-11-28 | 2012-07-11 | 韶关学院 | Method for microwave pretreatment and water extraction of edible oil |
| CN102550659B (en) * | 2011-11-28 | 2013-11-27 | 韶关学院 | Method for microwave pretreatment and water extraction of edible oil |
| CN102643715A (en) * | 2012-05-07 | 2012-08-22 | 韶关学院 | Method for extracting edible oil by preprocessing ethanol solution in microwave expansion mode |
| CN102816632A (en) * | 2012-09-10 | 2012-12-12 | 韶关学院 | Method for digesting grease through microwave pretreatment and aqueous enzymatic method |
| CN103820215A (en) * | 2014-03-12 | 2014-05-28 | 韶关学院 | Oil processing method |
| CN104479853A (en) * | 2014-11-27 | 2015-04-01 | 晨光生物科技集团股份有限公司 | Industrial production method for simultaneously extracting tea seed oil and tea saponin |
| CN104479853B (en) * | 2014-11-27 | 2017-06-27 | 晨光生物科技集团股份有限公司 | It is a kind of while extracting the industrialized preparing process of tea-seed oil and Tea Saponin |
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Application publication date: 20100120 Assignee: Suizhou Tianfeng native produce Co., Ltd. Assignor: Shaoguan College Contract record no.: 2015420000033 Denomination of invention: Application of microwave technology in processing oil-tea camellia seeds Granted publication date: 20130403 License type: Exclusive License Record date: 20150327 |
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