CN105558160A - Application of tea tree flower extract in improving foaming properties of tea leaves and tea products - Google Patents
Application of tea tree flower extract in improving foaming properties of tea leaves and tea products Download PDFInfo
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- CN105558160A CN105558160A CN201511004499.4A CN201511004499A CN105558160A CN 105558160 A CN105558160 A CN 105558160A CN 201511004499 A CN201511004499 A CN 201511004499A CN 105558160 A CN105558160 A CN 105558160A
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- tea
- foaming characteristic
- concentrate
- high foaming
- tealeaves
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
- A23F3/14—Tea preparations, e.g. using additives
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
- A23F3/22—Drying or concentrating tea extract
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
- A23F3/30—Further treatment of dried tea extract; Preparations produced thereby, e.g. instant tea
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
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- Medicines Containing Plant Substances (AREA)
Abstract
The present invention provides an application of a tea tree flower extract in improving foaming properties of tea leaves and tea products. The tea tree flower extract is an obtained extract by conducting an extraction treatment on tea tree flowers or an obtained concentrate by conducting a concentration treatment on the extract, or an obtained dry powder by conducting a drying treatment for the concentrate. The dry powder is dissolved in a solvent, and then in the processing processes of the tea leaves, the solution is added into the tea leaves at 10% by dry weight of the tea leaves, and after all the processing processes of the tea leaves are finished, the tea leaves with a high foaming property are obtained; or the solution is added into the finished products of tea leaves at 10% by dry weight of the tea leaves, and the mixture is dried to obtain the tea leaves with a high foaming property. The tea tree flower extract is added into the tea leaves, instant tea, tea concentrate and other tea products and a corresponding tea product with a high foaming property can be obtained. The tea tree flower extract meets the requirement of export and the requirement of some domestic and foreign mixed drink tea leaves for a high foaming property, takes fully advantage of the tea tree flowers, and avoids waste of resources.
Description
Technical field
The present invention relates to tealeaves intensive processing field, relate in particular to a kind of tea flower extract and improving the application in tealeaves and tea product foaming characteristic.
Background technology
China is the motherland of tea, is also Tea planting state maximum in the world and producing country, plants and utilizes tealeaves to have the history of thousands of years.The tea that the annual outlet of China is a large amount of, except Chinese culture circle, mainly also has the nomadic people in the high temperature such as West Africa, north African and Afghanistan, arid, area, plateau.Because nomadic people's dietary structure is more carnivorous and amblent air temperature reason, tea becomes the necessity of their daily life, and in long-term Tea Consumption process, they have formed the consumption hobby of self uniqueness, to having high foaming characteristic, to kill the strong Chinese tea of mouthfeel favorite especially.
In addition, black tea adjusts drink to make iced black tea or milk tea is also subject to liking of domestic and international consumer gradually, in tune drink black tea and milk tea, sometimes also need tea to have pure white, the lasting requirement of foam.
Tea Saponin content height in millet paste determines the size of millet paste foamability with whether lasting.But Tea Saponin substep is extremely uneven in tea tree.From morphology, the content of leaf is very low, and the Tea Saponin in addition in tealeaves also by the impact of the place of production, kind, tenderness, causes the foaming power of a lot of tea poor, does not reach the mouthfeel requirement of people under above-mentioned area and specified conditions.
Therefore how to improve the foaming characteristic of tealeaves and tea product, become Chinese tea business urgent problem.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of tea flower extract and improving the application in tealeaves and tea product foaming characteristic.
Preferably, described tea flower extract is extract Tea Flower being carried out to lixiviate process gained, or for carrying out the concentrate of concentration gained to described extract, or for carrying out the dry powder of dry process gained to described concentrate.
Preferably, the detailed process of lixiviate process is for shatter Tea Flower, water is added by the solid-liquid ratio of 1:8-20, then extract 0.5-3 hours under 50-100 DEG C of conditions, namely obtain described extract after purification after filtration, concentration adopts Vacuum Concentration or film to concentrate, and the solid content of gained concentrate controls 20-40%, dry process adopts spraying dry or freeze drying, and the moisture of gained dry powder controls below 6%.Said extracted condition can fully be extracted the Tea Saponin in Tea Flower and retain the foamability of Tea Saponin, and product is well clarification, does not affect the clarification of tealeaves and tea product.Processing conditions is gentle simultaneously, energy-saving safe, and does not damage environment.
The present invention also provides a kind of preparation method of high foaming characteristic tealeaves, comprise the following steps: above-mentioned dry powder is dissolved in solvent, then in the process of tealeaves, join in tealeaves in dry powder by 1-10% of dry weight of tea leaves, after all process of tealeaves complete, obtain described high foaming characteristic tealeaves, or join in finished tea in dry powder by 1-10% of dry weight of tea leaves, after drying, namely obtain described high foaming characteristic tealeaves.
Solvent described here can be water or other meet the food ingredient that can flow and the additive of food legislation regulation.
Preferably, dry powder the kneading or adding in fried dry process at tealeaves in solvent is dissolved in.In the process of kneading, add dry powder, dry powder can be made more to be evenly distributed in tealeaves.And add in fried dry process, addition is more convenient for accurately controlling comparatively speaking.
The present invention also provides the preparation method of a kind of high foaming characteristic instant tea, high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols, comprise the following steps: by above-mentioned dry powder in 3-30% ratio join in existing instant tea and namely obtain described high foaming characteristic instant tea, in existing tea concentrate butt by above-mentioned dry powder in 3-30% ratio join in existing tea concentrate and namely obtain described high foaming characteristic tea concentrate, by above-mentioned dry powder in 3-30% ratio join in existing Tea Polyphenols and namely obtain described high foaming characteristic Tea Polyphenols.
The present invention also provides a kind of high foaming characteristic instant tea, the preparation method of high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols, comprise the following steps: by Tea Flower together with tea blending, wherein Tea Flower accounting is by 3-30%, water is added by the solid-liquid ratio of 1:8-20 after pulverizing, then extract 0.5-3 hours under 50-100 DEG C of conditions, obtained extract after purification after filtration, adopt Vacuum Concentration or film to concentrate to extract and carry out concentration, obtained solid content 20-40% concentrate, spraying dry or freeze drying is adopted to carry out drying process to concentrate, the obtained dry powder of moisture below 6%, described dry powder is high foaming characteristic instant tea, described concentrate is high foaming characteristic tea concentrate, extract is high foaming characteristic Tea Polyphenols according to the Tea Polyphenols that existing Tea Polyphenols processing technology is made.
China's tea place cultivated area is wide, and Tea Flower resource exception enriches, and calculate with per mu yield 30 kilograms of dried flowers, the output of annual tea tree dried flower can reach more than 1,000,000 tons, 2013, and in health ministry No. 1 file, also official approval Tea Flower is new resource food.But for a long time, Tea Flower is not utilized very well, is substantially dropped, the reproductive growth of the Tea Flower be not simultaneously utilized also strives to obtain nutrient with nourishing and growing of tea tree bud-leaf, unfortunately.
The active ingredients such as protein, Tea Polyphenols, amino acid, caffeine, tea polysaccharide are rich in Tea Flower, especially content >=1% of TS in Tea Flower, be more than ten times of Tea Saponin average content (about 0.07%) in tealeaves, foaming power is extremely strong, flavour is pungent, and it is strong to kill mouthfeel.Tea flower extract is joined in right amount in the tea product such as tealeaves or instant tea, tea concentrate, Tea Polyphenols, effectively can improve the foaming characteristic of corresponding tealeaves and tea product.
The invention has the advantages that:
1. the invention provides a kind of tea flower extract and improve the application in tealeaves and tea product foaming characteristic, tea flower extract is joined tealeaves and the tea product that corresponding high foaming characteristic in the tea product such as tealeaves or instant tea, tea concentrate, Tea Polyphenols, can be obtained, solve needed for outlet and partly adjust drink class tealeaves and tea product to need high foaming characteristic both at home and abroad, and many regional tealeaves foamabilities and mouthfeel do not reach the present situation of requirement, and take full advantage of Tea Flower resource, avoid the waste causing Tea Flower resource, there is extraordinary application prospect.
2. the preparation method of high foaming characteristic tealeaves provided by the invention and preparation method's technique of high foaming characteristic instant tea, high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols simple, easy to implement, whole process is pure physical process, do not add the additive of any harm humans health, product safety is reliable.
3. the present invention obtain high foaming characteristic tealeaves and tea product, its foamability is compared with the tealeaves and tea product not adding tea flower extract, tealeaves foaming characteristic adds 20-500%, and the pure white exquisiteness of foam formed, persistence obviously strengthens, the mouthfeel of killing of tealeaves have also been obtained effective enhancing, and tea flavour is strong.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
General description is carried out to the material used in the present invention's experiment and test method in this part.Although for realizing many materials that the object of the invention uses and method of operating is well known in the art, the present invention describes in detail as far as possible at this.It will be apparent to those skilled in the art that hereinafter, if not specified, material therefor of the present invention, equipment and method of operating are well known in the art.
The method of testing of following foaming characteristic: get Tea Samples 3 grams, join in 150ML boiling water and brew 5 minutes, then millet paste (said method is that large teas national standard evaluates method) is poured out, 0.5 gram is got for instant tea and Tea Polyphenols product, tea concentrate product is got to be equivalent to this concentrate solid content be 0.5 gram, then to join in 150ML boiling water and abundant stirring and dissolving;
Then millet paste or lysate are poured in 200ML beaker, pour in other 200ML beaker after again beaker being raised up to 25 cm heights, so repeatedly carry out 5 times, observe the foam height of millet paste or lysate in beaker and lasting degree, foam height is measured for characterizing foaming characteristic, with the stopwatch record foam dissipates time for characterizing persistence with ruler.
Embodiment 1
A kind of tea flower extract, it is extract Tea Flower being carried out to lixiviate process gained, or for carrying out the concentrate of concentration gained to described extract, or for carrying out the dry powder of dry process gained to described concentrate.The detailed process of lixiviate process is for shatter to 30 orders by Tea Flower, water is added by the solid-liquid ratio of 1:8, then extract 3 hours under 75 DEG C of conditions, namely described extract is obtained after purifying (200 mesh filter screen coarse filtration, centrifugal clarification) after filtration, concentration adopts Vacuum Concentration, the solid content of gained concentrate controls 20%, and dry process adopts spraying dry, and the moisture of gained dry powder controls 6%.
Above-mentioned dry powder is dissolved in the water, kneads in process then at tealeaves, join in tealeaves in dry powder by 1% of dry weight of tea leaves, after all process of tealeaves complete, obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with tealeaves obtained under the same terms not adding dry powder, and tealeaves foaming characteristic adds 45%, and the pure white exquisiteness of foam formed, persistence strengthens twice, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
Or above-mentioned dry powder is dissolved in the water, joins in gross tea in dry powder by 1% of dry weight of tea leaves, after drying, also can obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with the gross tea not adding dry powder, and tealeaves foaming characteristic adds 40%, and the pure white exquisiteness of foam formed, and persistence strengthens twice, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 3% ratio join in existing instant tea and obtain high foaming characteristic instant tea.This high foaming characteristic instant tea, its foamability is compared with the existing instant tea not adding dry powder, and foaming characteristic adds 45%, and the pure white exquisiteness of foam formed, and persistence strengthens twice, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
In existing tea concentrate butt by above-mentioned dry powder in 3% ratio join in existing tea concentrate and obtain high foaming characteristic tea concentrate.This high foaming characteristic tea concentrate, its foamability is compared with the existing tea not adding dry powder is concentrated, and foaming characteristic adds 50%, and the pure white exquisiteness of foam formed, and persistence strengthens twice, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 3% ratio join in existing Tea Polyphenols and obtain high foaming characteristic Tea Polyphenols.This high foaming characteristic Tea Polyphenols, its foamability is compared with the existing Tea Polyphenols not adding dry powder, and foaming characteristic adds 40%, and the pure white exquisiteness of foam formed, and persistence strengthens one times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
Embodiment 2
A kind of tea flower extract, it is extract Tea Flower being carried out to lixiviate process gained, or for carrying out the concentrate of concentration gained to described extract, or for carrying out the dry powder of dry process gained to described concentrate.The detailed process of lixiviate process is by tea plant pollen to 4 order, water is added by the solid-liquid ratio of 1:14, then extract 2 hours under 50 DEG C of conditions, namely described extract is obtained after purifying (200 mesh filter screen coarse filtration, centrifugal clarification) after filtration, concentration adopts film to concentrate, the solid content of gained concentrate controls 30%, and dry process adopts freeze drying, and the moisture of gained dry powder controls 5%.
Above-mentioned dry powder is dissolved in the water, then in the fried dry process of tealeaves, joins in tealeaves in dry powder by 5% of dry weight of tea leaves, after all process of tealeaves complete, obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with tealeaves obtained under the same terms not adding dry powder, and tealeaves foaming characteristic adds 220%, and the pure white exquisiteness of foam formed, persistence strengthens three times, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
Or above-mentioned dry powder is dissolved in the water, joins in refining tea in dry powder by 5% of dry weight of tea leaves, after drying, obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with refining tea, and tealeaves foaming characteristic adds 200%, and the pure white exquisiteness of foam formed, and persistence strengthens three times, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 15% ratio join in existing instant tea and obtain high foaming characteristic instant tea.This high foaming characteristic instant tea, its foamability is compared with the existing instant tea not adding dry powder, and foaming characteristic adds 230%, and the pure white exquisiteness of foam formed, and persistence strengthens three times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
In existing tea concentrate butt by above-mentioned dry powder in 15% ratio join in existing tea concentrate and obtain high foaming characteristic tea concentrate.This high foaming characteristic tea concentrate, its foamability is compared with the existing tea not adding dry powder is concentrated, and foaming characteristic adds 200%, and the pure white exquisiteness of foam formed, and persistence strengthens four times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 15% ratio join in existing Tea Polyphenols and obtain high foaming characteristic Tea Polyphenols.This high foaming characteristic Tea Polyphenols, its foamability is compared with the existing Tea Polyphenols not adding dry powder, and foaming characteristic adds 210%, and the pure white exquisiteness of foam formed, and persistence strengthens three times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
Embodiment 3
A kind of tea flower extract, it is extract Tea Flower being carried out to lixiviate process gained, or for carrying out the concentrate of concentration gained to described extract, or for carrying out the dry powder of dry process gained to described concentrate.The detailed process of lixiviate process is for shatter to 60 orders by Tea Flower, water is added by the solid-liquid ratio of 1:20, then extract 0.5 hour under 100 DEG C of conditions, namely described extract is obtained after purifying (200 mesh filter screen coarse filtration, centrifugal clarification) after filtration, concentration adopts Vacuum Concentration, the solid content of gained concentrate controls 40%, and dry process adopts spraying dry, and the moisture of gained dry powder controls 4%.
Above-mentioned dry powder is dissolved in the water, kneads in process then at tealeaves, join in tealeaves in dry powder by 10% of dry weight of tea leaves, after all process of tealeaves complete, obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with tealeaves obtained under the same terms not adding dry powder, and tealeaves foaming characteristic adds 560%, and the pure white exquisiteness of foam formed, persistence strengthens six times, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
Or above-mentioned dry powder is dissolved in the water, joins in refining tea in dry powder by 10% of dry weight of tea leaves, after drying, obtain high foaming characteristic tealeaves.This high foaming characteristic tealeaves, its foamability is compared with refining tea, and tealeaves foaming characteristic adds 500%, and the pure white exquisiteness of foam formed, and persistence strengthens five times, and the mouthfeel of killing of tealeaves is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 30% ratio join in existing instant tea and obtain high foaming characteristic instant tea.This high foaming characteristic instant tea, its foamability is compared with the existing instant tea not adding dry powder, and foaming characteristic adds 520%, and the pure white exquisiteness of foam formed, and persistence strengthens six times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
In existing tea concentrate butt by above-mentioned dry powder in 30% ratio join in existing tea concentrate and obtain high foaming characteristic tea concentrate.This high foaming characteristic tea concentrate, its foamability is compared with the existing tea not adding dry powder is concentrated, and foaming characteristic adds 510%, and the pure white exquisiteness of foam formed, and persistence strengthens five times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
By above-mentioned dry powder in 30% ratio join in existing Tea Polyphenols and obtain high foaming characteristic Tea Polyphenols.This high foaming characteristic Tea Polyphenols, its foamability is compared with the existing Tea Polyphenols not adding dry powder, and foaming characteristic adds 500%, and the pure white exquisiteness of foam formed, and persistence strengthens five times, and kill mouthfeel is also increased simultaneously, and tea flavour is strong.
Embodiment 4
Above embodiment is all directly tea flower extract added in tea product to make high foaming characteristic tea product, for instant tea, tea concentrate, Tea Polyphenols, can also before processing just by Tea Flower together with tea blending.
The present embodiment provides the preparation method of a kind of high foaming characteristic instant tea, high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols, comprise the following steps: by Tea Flower together with tea blending, extract is obtained through lixiviate process, concentration is carried out to extract and obtains concentrate, the obtained dry powder of drying process is carried out to concentrate, described dry powder is high foaming characteristic instant tea, described concentrate is high foaming characteristic tea concentrate, and extract is high foaming characteristic Tea Polyphenols according to the Tea Polyphenols that existing Tea Polyphenols processing technology is made.
The method that above-mentioned lixiviate process, concentration and the dry detailed process processed provide by embodiment 1, embodiment 2 and embodiment 3 is carried out, the addition of Tea Flower is added with reference to the dry powder addition in embodiment 1, embodiment 2 and embodiment 3, and namely 3-30%.
The difference of the present embodiment and embodiment 1, embodiment 2 and embodiment 3 is only the extraction respectively replacing Tea Flower and tealeaves with compound collecting, it is on the not too large impact of the composition of final obtained instant tea, tea concentrate, Tea Polyphenols, therefore final or high foaming characteristic instant tea, high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols equally possess high foaming characteristic with embodiment 1 to 3, kill the advantages such as mouthfeel increase.
Above embodiment Tea Flower used is dried flower, and containing same TS and other composition in certain Tea Flower fresh flower, just water content is higher, and in use, addition is in butt.
Be to be understood that example as herein described and embodiment only in order to illustrate, those skilled in the art can make various amendment or change according to it, when not departing from Spirit Essence of the present invention, all belong to protection scope of the present invention.
Claims (7)
1. a tea flower extract is improving the application in tealeaves and tea product foaming characteristic.
2. tea flower extract as claimed in claim 1 is improving the application in tealeaves and tea product foaming characteristic, it is characterized in that: described tea flower extract is extract Tea Flower being carried out to lixiviate process gained, or for carrying out the concentrate of concentration gained to described extract, or for carrying out the dry powder of dry process gained to described concentrate.
3. tea flower extract as claimed in claim 2 is improving the application in tealeaves and tea product foaming characteristic, it is characterized in that: the detailed process of lixiviate process is for shatter Tea Flower, water is added by the solid-liquid ratio of 1:8-20, then extract 0.5-3 hours under 50-100 DEG C of conditions, namely described extract is obtained after filtration after purification, concentration adopts Vacuum Concentration or film to concentrate, the solid content of gained concentrate controls 20-40%, dry process adopts spraying dry or freeze drying, and the moisture of gained dry powder controls below 6%.
4. the preparation method of one kind high foaming characteristic tealeaves, comprise the following steps: dry powder according to claim 3 is dissolved in solvent, then in the process of tealeaves, join in tealeaves in dry powder by 1-10% of dry weight of tea leaves, after all process of tealeaves complete, obtain described high foaming characteristic tealeaves, or join in finished tea in dry powder by 1-10% of dry weight of tea leaves, after drying, namely obtain described high foaming characteristic tealeaves.
5. the preparation method of high foaming characteristic tealeaves as claimed in claim 4, is characterized in that: be dissolved in dry powder the kneading or adding in fried dry process at tealeaves in solvent.
6. the preparation method of a kind high foaming characteristic instant tea, high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols, comprise the following steps: by dry powder according to claim 3 in 3-30% ratio join in existing instant tea and namely obtain described high foaming characteristic instant tea, in existing tea concentrate butt by dry powder according to claim 3 in 3-30% ratio join in existing tea concentrate and namely obtain described high foaming characteristic tea concentrate, by dry powder according to claim 3 in 3-30% ratio join in existing Tea Polyphenols and namely obtain described high foaming characteristic Tea Polyphenols.
7. one kind high foaming characteristic instant tea, the preparation method of high foaming characteristic tea concentrate and high foaming characteristic Tea Polyphenols, comprise the following steps: by Tea Flower together with tea blending, wherein Tea Flower accounting is by 3-30%, water is added by the solid-liquid ratio of 1:8-20 after pulverizing, then extract 0.5-3 hours under 50-100 DEG C of conditions, obtained extract after purification after filtration, adopt Vacuum Concentration or film to concentrate to extract and carry out concentration, obtained solid content 20-40% concentrate, spraying dry or freeze drying is adopted to carry out drying process to concentrate, the obtained dry powder of moisture below 6%, described dry powder is high foaming characteristic instant tea, described concentrate is high foaming characteristic tea concentrate, extract is high foaming characteristic Tea Polyphenols according to the Tea Polyphenols that existing Tea Polyphenols processing technology is made.
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Cited By (1)
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| CN107568378A (en) * | 2017-10-30 | 2018-01-12 | 巫溪县同源茶业有限责任公司 | A kind of instant green tea and its processing method containing milk foam |
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