CN109381561A - A kind of processing method of moisture-proof crystallite tea polyphenols - Google Patents
A kind of processing method of moisture-proof crystallite tea polyphenols Download PDFInfo
- Publication number
- CN109381561A CN109381561A CN201710681812.0A CN201710681812A CN109381561A CN 109381561 A CN109381561 A CN 109381561A CN 201710681812 A CN201710681812 A CN 201710681812A CN 109381561 A CN109381561 A CN 109381561A
- Authority
- CN
- China
- Prior art keywords
- tea
- moisture
- crystallite
- green tea
- proof
- 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.)
- Pending
Links
- 150000008442 polyphenolic compounds Chemical class 0.000 title claims abstract description 40
- 235000013824 polyphenols Nutrition 0.000 title claims abstract description 40
- 238000003672 processing method Methods 0.000 title claims abstract description 8
- 241001122767 Theaceae Species 0.000 title 1
- 244000269722 Thea sinensis Species 0.000 claims abstract description 75
- 235000013616 tea Nutrition 0.000 claims abstract description 50
- 235000009569 green tea Nutrition 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000605 extraction Methods 0.000 claims abstract description 16
- 239000008367 deionised water Substances 0.000 claims abstract description 13
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 13
- 235000019813 microcrystalline cellulose Nutrition 0.000 claims abstract description 11
- 239000008108 microcrystalline cellulose Substances 0.000 claims abstract description 11
- 229940016286 microcrystalline cellulose Drugs 0.000 claims abstract description 11
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920000168 Microcrystalline cellulose Polymers 0.000 claims abstract description 10
- 229960001948 caffeine Drugs 0.000 claims abstract description 10
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 10
- 238000002386 leaching Methods 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims abstract description 5
- 238000001728 nano-filtration Methods 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 17
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 15
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 claims description 8
- 239000008101 lactose Substances 0.000 claims description 8
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical class CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical group [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 238000010521 absorption reaction Methods 0.000 abstract description 10
- 239000003814 drug Substances 0.000 abstract description 10
- 229940079593 drug Drugs 0.000 abstract description 9
- 235000013305 food Nutrition 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002398 materia medica Substances 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000638 solvent extraction Methods 0.000 abstract description 3
- 238000010411 cooking Methods 0.000 abstract description 2
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 238000004090 dissolution Methods 0.000 abstract description 2
- 235000013376 functional food Nutrition 0.000 abstract description 2
- 238000001471 micro-filtration Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000001694 spray drying Methods 0.000 abstract description 2
- 238000007654 immersion Methods 0.000 abstract 1
- 230000004087 circulation Effects 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 150000001413 amino acids Chemical class 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical class ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/185—Magnoliopsida (dicotyledons)
- A61K36/82—Theaceae (Tea family), e.g. camellia
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/30—Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/34—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
- A23L3/3454—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
- A23L3/3463—Organic compounds; Microorganisms; Enzymes
- A23L3/3562—Sugars; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
- A23L33/105—Plant extracts, their artificial duplicates or their derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/26—Carbohydrates, e.g. sugar alcohols, amino sugars, nucleic acids, mono-, di- or oligo-saccharides; Derivatives thereof, e.g. polysorbates, sorbitan fatty acid esters or glycyrrhizin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/38—Cellulose; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/30—Extraction of the material
- A61K2236/33—Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones
- A61K2236/331—Extraction of the material involving extraction with hydrophilic solvents, e.g. lower alcohols, esters or ketones using water, e.g. cold water, infusion, tea, steam distillation or decoction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/50—Methods involving additional extraction steps
- A61K2236/51—Concentration or drying of the extract, e.g. Lyophilisation, freeze-drying or spray-drying
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/50—Methods involving additional extraction steps
- A61K2236/53—Liquid-solid separation, e.g. centrifugation, sedimentation or crystallization
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2236/00—Isolation or extraction methods of medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicine
- A61K2236/50—Methods involving additional extraction steps
- A61K2236/55—Liquid-liquid separation; Phase separation
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Nutrition Science (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mycology (AREA)
- Botany (AREA)
- Alternative & Traditional Medicine (AREA)
- Medical Informatics (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Medicines Containing Plant Substances (AREA)
- Tea And Coffee (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The present invention is a kind of processing method of moisture-proof crystallite tea polyphenols, this method impregnates countercurrent leaching, the removal of impurities of continuous Microfiltration film, the concentration of continuous nanofiltration membrane, Centrifugical extraction solvent extraction caffeine, recycling design, spray drying and crystallite using deionized water circulated sprinkling and handles seven procedures, wherein deionized water circulated sprinkling immersion countercurrent leaching disturbs dry green tea, and not only the defect for being sufficiently also avoided that continuously cooking destruction effective component in the prior art is extracted in the dissolution of its effective component.This method is using microcrystalline cellulose as moisture-proof auxiliary material, though itself so has very strong moisture pick-up properties, but what is formed after its moisture absorption is the crystallization water for being not easy to spread, to other composition influence very littles of drug or food, both achieved the purpose that moisture absorption keep away from moisture with it is mouldy, the shelf-life of drug or food is extended again, is brought conveniently for the processing of Chinese materia medica preparation, functional food etc..The present invention is with easy to operate, crystallite tea polyphenols dampproof effect is good, the lower outstanding advantages of processing cost.
Description
Technical field
The invention belongs to field of deep tea processing technology, more particularly to a kind of processing method of moisture-proof crystallite tea polyphenols.
Background technique
Tea polyphenols have a wide range of applications in fields such as food processing, medicine, daily-use chemical industries, thus the extraction of tea polyphenols by
To extensive concern both domestic and external.
Tea polyphenols contain a large amount of hydrophilic composition, such as polysaccharide, protein, amino acid, inorganic salts, have stronger suction
It is aqueous, easy to absorb moisture oxidation deterioration, therefore the tea polyphenols shelf-life is very short, so that using such as Chinese materia medica preparation, function of tea polyphenols
The processing such as food bring larger difficulty, especially Chinese materia medica preparation, only rest on animal experiment, control effect and mechanism research or in-vitro simulated
Experimental stage.
Overcoming the bibulous defect of tea polyphenols is insoluble technical problem, in the prior art generally in terms of two
Hand, first is that the macromolecular strong absorptive substance in material is removed, traditional handicraft is to use solvent extraction, but solvent belongs to easily
Explosive material is fired, not only brings hidden danger to safety in production, production cost is also higher；Second is that adding tool in the process of tea polyphenols
Have the ingredient of moisture-proof function, but because the dampproof effect of adding ingredient differs greatly, and with other ingredients interaction and work
Skill conditional relationship closely etc. factors influence, cause additive effect highly unstable and be unable to industrial applications.
Summary of the invention
The purpose of the present invention is disclose a kind of processing method of moisture-proof crystallite tea polyphenols, the crystallite tea polyphenols that this method obtains
With stable humidity resistance.
The processing methods of moisture-proof crystallite tea polyphenols of the invention the following steps are included:
(1) dry green tea is laid on the capillary net plate of infuser, and temperature is that 40-60 DEG C of deionized water sprays dry green tea
Leaching is impregnated, and the volume ratio of deionized water and dry green tea is 5-8:1, after dry green tea is sprayed through deionized water, impregnated 3-5 minutes
Tea juice output below the web plate enters next stage infuser, continuously spray through level Four infuser, impregnates progress countercurrent leaching and obtain
Green tea extractive liquor；
(2) tea grounds in infuser is removed；
It (3) is 5 μm of continuous ultrafiltrations by the green tea extractive liquor via hole diameter that temperature is 20-30 DEG C under the conditions of pressure 0.1MPa
Film removes particle and big molecular impurity in green tea extractive liquor；
(4) deimpurity green tea extractive liquor will be gone to be concentrated using continuous nanofiltration membrane, concentration 15-20%, while removing nothing
Machine salt；
(5) green tea extractive liquor after being concentrated is dense to be handled through Centrifugical extraction, and addition methylene chloride extracts caffeine when processing, and two
Chloromethanes and strong tea juice weight ratio are 1:1, and the Centrifugical extraction time is 3-10 minutes；
(6) heavy phase liquid that Centrifugical extraction is handled is sent into evaporator, and heating temperature is 50-60 DEG C, recycles two chloroethenes
Caffeine is obtained while alkane；The light phase liquid that Centrifugical extraction obtains is spray-dried, and the tea polyphenols of Han Liang≤98% are obtained
Powder；
(7) tea polyphenol powder is uniformly mixed by weight 1:0.1-0.3 to get crystallite tea polyphenols with microcrystalline cellulose.
The tea polyphenol powder with microcrystalline cellulose is mixed uniformly adds Micronised lactose, microcrystalline cellulose and micro mist simultaneously
Change lactose weight ratio is 1:2.
Advantages and advantages of the invention are: this method is impregnated inverse using 40-60 DEG C of deionized water circulated sprinkling
Stream extraction, the removal of impurities of continuous Microfiltration film, the concentration of continuous nanofiltration membrane, Centrifugical extraction solvent extraction caffeine, recycling design, spray drying
Seven procedures are handled with crystallite, wherein deionized water circulated sprinkling, which impregnates countercurrent leaching, disturbs dry green tea, and not only it has
It imitates ingredient dissolution and extracts the defect for being sufficiently also avoided that continuously cooking destruction effective component in the prior art.Using continuous ultrafiltration
Film removes the strong absorbent material in green tea extractive liquor, such as polysaccharide, protein, amino acid, reduces operating cost, also improves
The purity of product.This method uses microcrystalline cellulose as moisture-proof auxiliary material, though itself so has very strong moisture pick-up properties, its
What is formed after moisture absorption is the crystallization water for being not easy to spread, and to other composition influence very littles of drug or food, had both reached moisture absorption and has kept away
From tide and mouldy purpose, and the shelf-life of drug or food is extended, the processing for Chinese materia medica preparation, functional food etc. is brought
Convenience.Micronised lactose can attach to carrier surface of lactose in the mix stages drug particle of drug, reduce drug particle
Between absorption, therefore the mobility and dispersibility of drug can be improved, can effectively reduce the aggregation between drug.Centrifugation
The caffeine that separating treatment obtains is the byproduct of this method.The present invention have it is easy to operate, crystallite tea polyphenols dampproof effect is good,
The lower outstanding advantages of processing cost.
Specific embodiment
The present invention is further illustrated below with reference to embodiment.
Embodiment 1
The infuser that this method uses has capillary net plate and water circulation mechanism, and so-called water circulation mechanism is infuser bottom
Water outlet is set, infuser top is arranged water inlet, water outlet and water inlet by water pump and piping connection, water outlet by water pump and
Electric heater unit can also be arranged in infuser lower part in piping connection next stage infuser top.
Dry green tea is laid on the capillary net plate of infuser first, deionized water is added, deionized water temperature is 40-60
DEG C, the volume ratio of recirculated water and dry green tea is 5-8:1, i.e. circulation water level is higher than dry green tea surface.Water pump is opened, deionization is made
Deionized water becomes tea juice, tea juice output pumping below capillary net plate after water continuously sprays dry green tea, impregnates 3-5 minutes
Into next stage infuser, continuously sprayed through level Four infuser, impregnate carry out countercurrent leaching obtain green tea extractive liquor, remove each leaching
Tea grounds in device out, in case countercurrent leaching uses again.
It is 20-30 DEG C of green tea extractive liquor by temperature is 5 μm of continuous ultrafiltrations by aperture under the conditions of pump pressure is 0.1MPa
Film removes particle and big molecular impurity in green tea extractive liquor, at least two circulations.
Using deimpurity green tea extractive liquor will be gone to be concentrated, concentration is 15-20%, while removing inorganic salts.
Continuous ultrafiltration film and continuous nanofiltration membrane are existing product.
Green tea extractive liquor after concentration is handled through Centrifugical extraction, and addition methylene chloride extracts caffeine, dichloromethane when processing
Alkane and strong tea juice weight ratio are 1:1, and the Centrifugical extraction time is 3-10 minutes.
The heavy phase liquid that Centrifugical extraction is handled is sent into evaporator, and heating temperature is 50-60 DEG C, recycles dichloroethanes
Caffeine is obtained simultaneously, and caffeine is the byproduct of this method.The light phase liquid that Centrifugical extraction obtains is spray-dried, and is obtained
The tea polyphenol powder of Han Liang≤98%.
Tea polyphenol powder is uniformly mixed by weight 1:0.1-0.3 to get crystallite tea polyphenols with microcrystalline cellulose.
Embodiment 2
Embodiment 1 tea polyphenol powder with microcrystalline cellulose is mixed uniformly adds Micronised lactose, microcrystalline cellulose simultaneously
Element is 1:2 with Micronised lactose weight ratio.Other steps of embodiment 2 are same as Example 1.
Its hygroscopic measuring method of crystallite tea polyphenols and result that embodiment 1 or embodiment 2 obtain are described briefly below:
This crystallite tea polyphenols and each 2g of general tea polyphenol powder are accurately weighed, divides weighed in the dry flat to constant weight respectively
In bottle, feed powder thickness about 2mm uncaps and is placed in 1-2h or more dehumidification balance in drier, spare.
The glass desicator that bottom fills sodium chloride supersaturated solution, which is placed in room temperature 48h, makes its internal relative humidity
72.5%, it is respectively provided with this crystallite tea polyphenols and general tea polyphenol powder weighing bottle by above-mentioned accurately weighed quality is placed on drier
In (weigh the cap opening), the weight of accurate weighed each flat weighing bottle respectively at 1,3,6,12,24,36 hour.
This crystallite tea polyphenols with general tea polyphenol powder is parallel according to the above method does 3 times, following formula calculates separately moisture absorption percentage
Rate, the quality of powder before Moisture percentage (%)=(quality of powder before quality-moisture absorption of powder after moisture absorption)/moisture absorption ×
100%, take mean value.
Comparison result see the table below
| Time (hour) | 1 | 3 | 6 | 12 | 24 | 36 |
| General tea polyphenol powder | 1.2 | 3.1 | 10.4 | 18.6 | 22.3 | 28.1 |
| This crystallite tea polyphenols | 0.3 | 1.82 | 4.01 | 5.87 | 9.83 | 11.32 |
Compare clearly visible crystallite tea polyphenols of moisture absorption result with excellent moisture-proof moisture pick-up properties.
Claims (2)
1. a kind of processing method of moisture-proof crystallite tea polyphenols, it is characterised in that the following steps are included:
(1) dry green tea is laid on the capillary net plate of infuser, and temperature is that 40-60 DEG C of deionized water sprays dry green tea, soaks
Bubble, the volume ratio of deionized water and dry green tea are 5-8:1, dry green tea spray, impregnate 3-5 minutes through deionized water after tea juice from
Output enters next stage infuser below web plate, continuously spray through level Four infuser, impregnates progress countercurrent leaching and obtain green tea and mention
Take liquid；
(2) tea grounds in infuser is removed；
It (3) is that 5 μm of continuous ultrafiltration films are gone by the green tea extractive liquor via hole diameter that temperature is 20-30 DEG C under the conditions of pressure 0.1MPa
Except particle and big molecular impurity in green tea extractive liquor；
(4) deimpurity green tea extractive liquor will be gone to be concentrated using continuous nanofiltration membrane, concentration 15-20%, while removing inorganic salts；
(5) green tea extractive liquor after being concentrated is dense to be handled through Centrifugical extraction, and addition methylene chloride extracts caffeine, dichloromethane when processing
Alkane and strong tea juice weight ratio are 1:1, and the Centrifugical extraction time is 3-10 minutes；
(6) heavy phase liquid that Centrifugical extraction is handled is sent into evaporator, and heating temperature is 50-60 DEG C, recycles dichloroethanes
Caffeine is obtained simultaneously；The light phase liquid that Centrifugical extraction obtains is spray-dried, and the tea polyphenol powder of Han Liang≤98% is obtained；
(7) tea polyphenol powder is uniformly mixed by weight 1:0.1-0.3 to get crystallite tea polyphenols with microcrystalline cellulose.
2. the processing method of moisture-proof crystallite tea polyphenols according to claim 1, it is characterised in that: the tea polyphenol powder with it is micro-
Crystalline cellulose is mixed uniformly while adding Micronised lactose, and microcrystalline cellulose and Micronised lactose weight ratio are 1:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710681812.0A CN109381561A (en) | 2017-08-10 | 2017-08-10 | A kind of processing method of moisture-proof crystallite tea polyphenols |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710681812.0A CN109381561A (en) | 2017-08-10 | 2017-08-10 | A kind of processing method of moisture-proof crystallite tea polyphenols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109381561A true CN109381561A (en) | 2019-02-26 |
Family
ID=65414191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710681812.0A Pending CN109381561A (en) | 2017-08-10 | 2017-08-10 | A kind of processing method of moisture-proof crystallite tea polyphenols |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109381561A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102048765A (en) * | 2009-11-06 | 2011-05-11 | 华北制药集团制剂有限公司 | Method for preventing traditional Chinese medicinal extract powder from absorbing moisture and blocking |
| CN102293280A (en) * | 2011-05-23 | 2011-12-28 | 婺源县聚芳永茶业有限公司 | Instant green tea and production process |
-
2017
- 2017-08-10 CN CN201710681812.0A patent/CN109381561A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102048765A (en) * | 2009-11-06 | 2011-05-11 | 华北制药集团制剂有限公司 | Method for preventing traditional Chinese medicinal extract powder from absorbing moisture and blocking |
| CN102293280A (en) * | 2011-05-23 | 2011-12-28 | 婺源县聚芳永茶业有限公司 | Instant green tea and production process |
Non-Patent Citations (2)
| Title |
|---|
| 李小芳，等: "防潮辅料对黄芪多糖吸湿性的影响", 《中成药》 * |
| 罗世江: "不同辅料对中药全浸膏制剂防潮效果探讨", 《中国医药导刊》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103098968B (en) | Method for producing nutrition sugar by sugar producing material | |
| CN105566403A (en) | Method for extracting high-purity tea polyphenols from Duyun tippy tea dust, tea tree branches and deposed tea | |
| CN105061249B (en) | A kind of extracting method of theanine | |
| CN104171214A (en) | Method for preparing flower tea by scenting mother flower tea | |
| CN109381561A (en) | A kind of processing method of moisture-proof crystallite tea polyphenols | |
| CN103304677B (en) | A kind of method of separation and purification Rhizoma amorphophalli glucomannan | |
| CN106045959B (en) | A kind of method that glucosidase procyanidins are prepared using grape seed extract | |
| CN104055704A (en) | Gingko facial mask | |
| CN103880806A (en) | Method for extracting anthocyanin from blueberry | |
| CN104119241B (en) | Method for extracting L-leucine | |
| CN104479567B (en) | A kind of method for post extraction of medicinal cattle hide gelatin | |
| CN102827302B (en) | Preparation method of auricularia auricular polysaccharides | |
| CN106071648A (en) | Radix Ginseng or the cryodesiccated preservation method of Radix Panacis Quinquefolii | |
| KR101505103B1 (en) | Improved method for preparing red ginseng extracts using repeated extraction | |
| CN105461604A (en) | Preparing method of high purity allicin | |
| CN106074807B (en) | A kind of preparation method of rotor angle predicting | |
| CN101289461A (en) | Process for extracting phytic acid from virus-free waste liquid of rapeseed extraction | |
| CN107880019A (en) | The preparation method and application of ionic liquid sodium hydrogen phosphate buffer double-aqueous phase system | |
| CN107929543A (en) | A kind of roxburgh anoectochilus terminal bud concentration powder and preparation method thereof | |
| CN109867603A (en) | A kind of purification process of Cichoric acid | |
| CN106237992B (en) | A kind of activated carbon felt load aggregation ionic liquid composite material and its preparation method and in removal makes soy sauce carboxymethyl-lysine application | |
| CN104027406A (en) | Red-knees herb fluid extract extraction method | |
| CN108546590A (en) | Application process of Fructus Perillae quintessence oil during citrus storage at normal temperature | |
| CN105295739B (en) | A kind of method for extracting gelatin using discarded capsule shells | |
| CN105315705B (en) | The method of extraction purification Gardenia Yellow in cape jasmine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190226 |
|
| RJ01 | Rejection of invention patent application after publication |