CN106260364A - A kind of fragrant substance in tea and film extracting method thereof and application - Google Patents
A kind of fragrant substance in tea and film extracting method thereof and application Download PDFInfo
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- CN106260364A CN106260364A CN201510259634.3A CN201510259634A CN106260364A CN 106260364 A CN106260364 A CN 106260364A CN 201510259634 A CN201510259634 A CN 201510259634A CN 106260364 A CN106260364 A CN 106260364A
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- tea
- aromatic substance
- camelliae sinensis
- folium camelliae
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Abstract
The present invention relates to a kind of fragrant substance in tea and film extracting method thereof and application, it is characterised in that described extracting method, step is as follows:
Description
Technical field
This field that the present invention belongs to is food processing field, particularly to a kind of fragrant substance in tea and film extracting method thereof and application.
Background technology
The chemical composition of Folium Camelliae sinensis has 500 kinds more than, and wherein organic compound reaches more than 450 kinds, inorganic compound about 30 kinds.Folium Camelliae sinensis
In chemical composition be summed up and can be divided into moisture and dry two large divisions.Wherein the fragrance in Folium Camelliae sinensis is mainly derived from aromatic substance.
Aromatic substance in Folium Camelliae sinensis refers to the general name of volatile material in Folium Camelliae sinensis.In the total content of tea chemistry composition, aromatic substance
Content is the most few, containing 0.02% in general fresh leaf, containing 0,005%～0,02% in green tea, containing 0.01%～0.03% in black tea.
Though the content of fragrant substance in tea is few, but its kind is the most complicated.According to analysis, the fragrance component compound that typical tea leaves contains reaches
More than 300 plant, and in fresh leaf, fragrance component compound is about 50 kinds；Green tea fragrance component compound reaches more than 100 kinds；Black tea fragrance
Component cpd reaches 300 kinds more than.Composition tea aroma material main component have alcohol, phenol, aldehyde, ketone, acid, ester, lactone,
Nitrogen-containing compound, sulfur-containing compound, ten multiclass such as Hydrocarbon, oxide.Aromatic substance in fresh leaf based on alcohol compound,
Lower boiling leaf alcohol has strong grass gas, high boiling linalool, phenethanol etc., has the characteristic such as delicate fragrance, the fragrance of a flower.Finished product
The aromatic substance of green tea is more with the fragrance component content of alcohols and Pyrazine, the many parch processes in Green Tea Processing of Pyrazine fragrance component
Middle formation.Black tea fragrance component is based on volatile compounds such as alcohols, aldehydes, ketone, esters, and mostly they are at black tea manufacturing process
Middle oxidation.
Extraction separation method about tea component is a lot, such as at present:
The preparation method [application number/patent No.: 200510109835] of tea extract and tea flavour discloses at Folium Camelliae sinensis at tannase
During reason and/or after process, Folium Camelliae sinensis, through glucosides catabolic enzyme effect, prepares tea extract or the method for tea flavour that fragrance improves.
The manufacture method [application number/patent No.: 200510077408] of tea extract discloses and is using fountain post extractor manufacture
Do not occur during tea extract to block and can stably lead to liquid, non-polyadenylated catechin extraction efficiency is high, no impurity taste and transparency high
The manufacture method of tea extract.
A kind of instant tea powder and processing technique [application number/patent No.: 200510049837] thereof disclose the processing of a kind of instant tea powder
Technique: with Folium Camelliae sinensis as raw material, completes through extraction, filtration, reverse osmosis concentration, drying steps.The invention also discloses according to above-mentioned
The instant tea powder that technique produces.
The processing method [application number/patent No.: 200510039011] of tea products deeply discloses a kind of tea products deeply
Processing method, refer to the processing of Folium Camelliae sinensis lixiviating solution or concentrated tea juice and tea powder.Microwave is used to extract under the conditions of 30-80 DEG C during extraction
Go out the effective ingredient in Folium Camelliae sinensis, it is also possible to use microwave digestion under vacuo.
My company has applied for a patent of invention about the film extracting method of fragrant substance in tea, application number on the 24th in December in 2010
Being 20101062755.7, that application discloses adds water Folium Camelliae sinensis extracts, and extracting solution concentrates, and collects distillate, dense through reverse osmosis membrane
Contracting obtains the method for the aromatic substance of Folium Camelliae sinensis.
But use reverse osmosis membrane to concentrate distillate, and there is film and easily block and cause processing speed slow, the defect of concentration time length, and
And along with concentrated solution concentration is stepped up, have partial aromatic material to lose, cause waste.
For solving above-mentioned technical problem, the present invention develops the film extracting method of a kind of new fragrant substance in tea.
Present invention mainly solves fragrant substance in tea effumability aroma substance in extraction, concentration technology to ask along with distilled water etc. loses
Topic, is applied by this method research, reclaims the fragrance itself having in Folium Camelliae sinensis to greatest extent, solves Folium Camelliae sinensis extract fragrance light, grows
Taste is the fullest, and the fragrant substance in tea backfilled by way can reach directly to brew with Folium Camelliae sinensis consistent.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of tea aroma material.
Another technical problem that the invention solves the problems that is to provide the extracting method of a kind of tea aroma material.
Last that the invention solves the problems that technical problem is that the backfill that the tea aroma material of the present invention can be applicable to Folium Camelliae sinensis extract,
Or be applied to add to Folium Camelliae sinensis or beverage, or Folium Camelliae sinensis extract, tea product or the food such as teabag, chewing gum etc. obtains containing
The new Folium Camelliae sinensis of invention aromatic substance or tea beverage, or Folium Camelliae sinensis extract, tea product or the food such as teabag, chewing gum etc..
For achieving the above object, the present invention is by the following technical solutions:
A kind of aromatic substance in Folium Camelliae sinensis, it is characterised in that: described aromatic substance, obtain using the following method:
Step 1, takes Folium Camelliae sinensis, extracting in water aromatic substance therein, obtains the extracting solution containing aromatic substance；
Step 2, step (1) aromatic substance extracting solution concentrates, obtains concentrated extracting solution and distillate；
Step 3, the distillate that step (2) obtains filters respectively through nanofiltration and reverse osmosis membrane, and filtrate concentrates, and obtains tea aroma
Material.
Aromatic substance of the present invention, wherein,
In step 1, tea raw material is selected from: green tea, black tea, yellow tea, Ramulus et Folium Mussaendae Pubescentis, postfermented tea, Folium Camelliae sinensis, reprocessing tea and other are various
Teas, Folium Camelliae sinensis is 1:6-30 with the ratio of water, w/v (kg/L)；
In step 2, the concentration of extracting solution is that normal pressure concentrates or concentrating under reduced pressure；
In step 3, nanofiltration and reverse osmosis membrane material are selected from: cellulose, polyamide, polyphenyl Methanamide, aromatic heterocycle, polysulfones,
Polyether sulfone, TPO, silicone rubber, fluoro containing polymers, pottery, inorganic polymer；The final degree of concentration of nanofiltration and reverse osmosis
It is 1: 1-1000 [membrance concentration liquid amasss (L): Folium Camelliae sinensis weight (Kg)].
Aromatic substance of the present invention, wherein, in step 1, extracting mode is selected from: reflux, extract, supersound extraction, heating extraction,
Microwave extraction.
Aromatic substance of the present invention, wherein, in step 3, concentrates through nanofiltration and reverse osmosis membrane, and the two order can be mutual
Change, it is possible to repeated multiple times carry out.
Aromatic substance of the present invention, the additive mainly as tea product and food uses, and its main uses is: a) add extremely
In tea and in tea extract, hence it is evident that increase the flavouring essence quality of tea；B) preparation has food and the articles for use of tea aroma.
Aromatic substance of the present invention, aromatic substance therein adds to Folium Camelliae sinensis or beverage with the part by weight of 1: 1-1000, or
Folium Camelliae sinensis extract, tea product or the food such as teabag, chewing gum etc. obtains the new Folium Camelliae sinensis containing aromatic substance of the present invention or tea beverage,
Or Folium Camelliae sinensis extract, tea product or the food such as teabag, chewing gum etc..
Aromatic substance of the present invention, it is 0.01%-10% for the addition of any solid tea leaf extract.
Aromatic substance of the present invention, it is 0.1%-20000% for the addition of any liquid tea leaf extract.
The preparation method of aromatic substance of the present invention, it is preferred that comprise the following steps:
Taking Folium Camelliae sinensis, add water and extract, extracting solution concentrates, and collects extracting solution and distillate, and distillate is respectively through nanofiltration and anti-
Permeable membrane filters, and it is 1: 1-1000 that filtrate is concentrated into final volume.
The preparation method of aromatic substance of the present invention, it is furthermore preferred that through following steps:
Taking Folium Camelliae sinensis, add water and extract, extracting solution concentrates, and collects extracting solution and distillate, and distillate is respectively through nanofiltration and reverse osmosis
Membrane filtration mistake, it is 1: 1-500 that filtrate is concentrated into final volume.
In the present invention, wherein, nanofiltration (NF, Nanofiltration) is a kind of pressure drive membrane between reverse osmosis and ultrafiltration
Separation process, the pore diameter range of NF membrane is at several ran.Reverse osmosis (everse osmosis film) know-why is to be higher than
Under the effect of solution osmotic pressure, through semipermeable membrane, these materials and water can not be separated according to other materials.Reverse osmosis membrane
Membrane aperture is the least, therefore, it is possible to the dissolved salts effectively removed in water, colloid, microorganism, Organic substance etc..System has water quality
Good, consume energy low, pollution-free, technique is simple, the advantage such as easy and simple to handle.
The present invention obtain containing tea aroma material, for concentrate, can be prepared as liquid substance or solid matter as required,
So that adding.
Beneficial effects of the present invention
(1) whole process does not uses any organic reagent；
(2) technique is simple, low cost；
(3) fragrance component and tea product can extract preparation simultaneously, and do not affect the quality of tea product, cost-effective, and fully profit
Use raw material resources；
(4) advantage that nanofiltration+reverse osmosis membrane concentrates:
With 20101062755.7 disclosed in compared with technical scheme:
20101062755.7 are used alone reverse osmosis membrane concentrates: along with the concentration of concentrated solution is stepped up, concentrate speed the most slack-off, and
Part fragrance can increase and seepage loss along with concentration；
Alone nanofiltration: processing speed is fast, but fragrance reclaims not exclusively；
The present invention uses nanofiltration to concentrate with reverse osmosis membrane and combines: improves and concentrates speed, promotes Aromatic Matter Contents simultaneously.This is also this
Bright compared with 20101062755.7, an obviously beneficial effect.
Example: take 1000L respectively and concentrate condensed fluid, respectively with the reverse osmosis membrane concentration and recovery process of same specification, NF membrane concentration and recovery
Processing and nanofiltration+reverse osmosis membrane combines concentration and recovery and processes, final membrance concentration recovered liquid is 20L.
(5) nanofiltration+reverse osmosis membrane concentrated solution fragrance advantage:
Take with a batch of concentration condensed fluid 1000L, with three kinds of different condensing mode (nanofiltration, reverse osmosis, nanofiltration+reverse osmosis), all
It is concentrated into 20L, confirms its fragrance level, respectively to be backfilling in same amount tea extract, brew with raw material tea leaf and (brew mode: take
3g Folium Camelliae sinensis, adds 200mL boiling water and brews 5imn) be reference:
Detailed description of the invention
Further illustrate the present invention by the following examples but not as limitation of the present invention.
Embodiment 1
Taking Folium Camelliae sinensis 250kg, the 2500L that adds water carries out reflux, extract, collects backflow, by nanofiltration, the backflow of collection is concentrated into 500L,
It is concentrated into 250mL through reverse osmosis membrane (inorganic polymer) again, obtains the aromatic substance of the present invention.(w/v 1:10 concentrates
Final concentration 1:1000)
Embodiment 2
Taking Folium Camelliae sinensis 250kg, the 1500L that adds water carries out reflux, extract, collects distillate, by nanofiltration, distillate is concentrated into 500L, then warp
Cross reverse osmosis membrane (cellulose) and be concentrated into 250L, obtain the aromatic substance of the present invention.(w/v 1:6 concentrates final concentration 1:1)
Embodiment 3
Taking Folium Camelliae sinensis 250kg, the 5000L that adds water carries out reflux, extract, collects backflow, the backflow of collection first passes through reverse osmosis membrane (poly-
Amide) it is concentrated into 500L, it is concentrated into 100L by nanofiltration, then is being concentrated into 250mL by reverse osmosis membrane, obtain the fragrance of the present invention
Material.(w/v 1:20 concentrates final concentration 1:1000)
Embodiment 4 (interpolation)
Taking Folium Camelliae sinensis 250kg, the 7500L that adds water carries out reflux, extract, and extracting solution is concentrated to 5000L, collects distillate, is passed through by distillate
Reverse osmosis (ceramic) is concentrated into 2500L, then is concentrated into 500L by nanofiltration, then is concentrated into 250L by reverse osmosis membrane, obtains the present invention
Aromatic substance.(w/v 1:30 concentrates final concentration 1:1)
Embodiment 5
Taking Folium Camelliae sinensis 250kg, the 1500L that adds water carries out reflux, extract, collects distillate, by nanofiltration, distillate is concentrated into 500L, then warp
Cross reverse osmosis membrane (cellulose) and be concentrated into 25L, obtain the aromatic substance of the present invention.(w/v 1:6 concentrates final concentration 1:10)
Embodiment 6
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 1: 100 and obtains containing the present invention to Folium Camelliae sinensis extract
The new Folium Camelliae sinensis extract of aromatic substance.
Embodiment 7
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 1: 500 and obtains containing aromatic substance of the present invention to Folium Camelliae sinensis
The new Folium Camelliae sinensis of matter.
Embodiment 8
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 1: 10 and obtains to tea beverage containing present invention fragrance
The new tea beverage of material.
Embodiment 9
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 1: 1000 and obtains to teabag containing present invention virtue
The new teabag of Studies of The Aromatic Substances.
Embodiment 10
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 1: 1000 and obtains to chewing gum containing present invention virtue
The new chewing gum of Studies of The Aromatic Substances.
Embodiment 11
The aromatic substance that embodiment 1 method obtains adds with 0.01% part by weight and obtains containing aromatic substance of the present invention to tea extract
New tea beverage.
Embodiment 12
The aromatic substance that embodiment 1 method obtains adds with 10% part by weight and obtains containing aromatic substance of the present invention to tea extract
New tea beverage.
Embodiment 13
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 0.1% and obtains containing aromatic substance of the present invention to tea beverage
New tea beverage.
Embodiment 14
The aromatic substance that embodiment 1 method obtains adds with the part by weight of 20000% and obtains containing aromatic substance of the present invention to tea beverage
The new tea beverage of matter.
Claims (10)
1. the aromatic substance in a Folium Camelliae sinensis, it is characterised in that: described aromatic substance, obtain using the following method:
Step 1, takes Folium Camelliae sinensis, extracting in water aromatic substance therein, obtains the extracting solution containing aromatic substance；
Step 2, step (1) aromatic substance extracting solution concentrates, obtains concentrated extracting solution and distillate；
Step 3, the distillate that step (2) obtains filters respectively through nanofiltration and reverse osmosis membrane, and filtrate concentrates, and obtains tea aroma
Material.
Aromatic substance the most according to claim 1, it is characterised in that:
In step 1, tea raw material is selected from: green tea, black tea, yellow tea, Ramulus et Folium Mussaendae Pubescentis, postfermented tea, Folium Camelliae sinensis, reprocessing tea and other are various
Teas, Folium Camelliae sinensis is 1:6-30 with the ratio of water, w/v (kg/L)；
In step 2, the concentration of extracting solution is that normal pressure concentrates or concentrating under reduced pressure；
In step 3, nanofiltration and reverse osmosis membrane material are selected from: cellulose, polyamide, polyphenyl Methanamide, aromatic heterocycle, polysulfones,
Polyether sulfone, TPO, silicone rubber, fluoro containing polymers, pottery, inorganic polymer；The final degree of concentration of nanofiltration and reverse osmosis
It is 1: 1-1000 [membrance concentration liquid amasss (L): Folium Camelliae sinensis weight (Kg)].
Aromatic substance the most according to claim 1, it is characterised in that: in step 1, extracting mode is selected from: reflux, extract, ultrasonic
Extraction, heating extraction, microwave extraction.
Aromatic substance the most according to claim 1, it is characterised in that: in step 3, concentrate through nanofiltration and reverse osmosis membrane,
The two order can be exchanged, it is possible to repeated multiple times carries out.
Aromatic substance the most according to claim 1, it is characterised in that: its purposes is: a) add to tea and in tea extract, bright
The aobvious flavouring essence quality increasing tea；B) preparation has food and the articles for use of tea aroma.
Aromatic substance the most according to claim 5, it is characterised in that: aromatic substance adds extremely with the part by weight of 1: 1-1000
Folium Camelliae sinensis or beverage, or Folium Camelliae sinensis extract, tea product or the food such as teabag, obtain containing aromatic substance of the present invention in chewing gum etc. is new
Folium Camelliae sinensis or tea beverage, or Folium Camelliae sinensis extract, tea product or the food such as teabag, chewing gum etc..
Aromatic substance the most according to claim 5, it is characterised in that: aromatic substance adds for any solid tea leaf extract
Dosage is 0.01%-10%.
Aromatic substance the most according to claim 5, it is characterised in that: aromatic substance adds for any liquid tea leaf extract
Dosage is 0.1%-20000%.
9. the preparation method of the aromatic substance of claim 1, it is characterised in that comprise the following steps:
Taking Folium Camelliae sinensis, add water and extract, extracting solution concentrates, and collects extracting solution and distillate, and distillate is respectively through nanofiltration and reverse osmosis
Membrane filtration mistake, it is 1: 1-1000 that filtrate is concentrated into final volume.
Preparation method the most according to claim 9, it is characterised in that: through following steps:
Taking Folium Camelliae sinensis, add water and extract, extracting solution concentrates, and collects extracting solution and distillate, and distillate is respectively through nanofiltration and reverse osmosis
Membrane filtration mistake, it is 1: 1-500 that filtrate is concentrated into final volume.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110037143A (en) * | 2019-04-29 | 2019-07-23 | 鲜活果汁有限公司 | The preparation method of colourless tea-drinking |
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| US20110135802A1 (en) * | 2008-07-09 | 2011-06-09 | Starbucks Corporation D/B/A Starbucks Coffee Company | Dairy containing beverages with enhanced flavors and method of making same |
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