CN1082327A - Method to tealeaves comprehensive process and utilization - Google Patents
Method to tealeaves comprehensive process and utilization Download PDFInfo
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- CN1082327A CN1082327A CN 93102247 CN93102247A CN1082327A CN 1082327 A CN1082327 A CN 1082327A CN 93102247 CN93102247 CN 93102247 CN 93102247 A CN93102247 A CN 93102247A CN 1082327 A CN1082327 A CN 1082327A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000008569 process Effects 0.000 title claims abstract description 26
- 235000013616 tea Nutrition 0.000 claims abstract description 78
- 241001122767 Theaceae Species 0.000 claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 61
- 239000012071 phase Substances 0.000 claims abstract description 26
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000012141 concentrate Substances 0.000 claims abstract description 18
- 239000007791 liquid phase Substances 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 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 11
- 229960001948 caffeine Drugs 0.000 claims abstract description 11
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000009833 condensation Methods 0.000 claims abstract description 10
- 230000005494 condensation Effects 0.000 claims abstract description 10
- 239000007790 solid phase Substances 0.000 claims abstract description 9
- 235000020344 instant tea Nutrition 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 7
- OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 claims abstract description 6
- GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract description 6
- 230000006837 decompression Effects 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000005194 fractionation Methods 0.000 claims abstract description 5
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- 239000000654 additive Substances 0.000 claims abstract description 4
- 230000000996 additive effect Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000007598 dipping method Methods 0.000 claims abstract description 3
- 238000000746 purification Methods 0.000 claims abstract description 3
- 150000008442 polyphenolic compounds Chemical class 0.000 claims description 13
- 235000013824 polyphenols Nutrition 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 238000004108 freeze drying Methods 0.000 claims description 4
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- 235000008504 concentrate Nutrition 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 230000008676 import Effects 0.000 description 11
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- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 238000002386 leaching Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 230000008016 vaporization Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
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- 239000008868 Flower Essence Substances 0.000 description 1
- 240000006509 Gynostemma pentaphyllum Species 0.000 description 1
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Abstract
Method to tealeaves comprehensive process and utilization is characterized in that: raw material and water heating dipping separate liquid phase and solid phase, solid phase is through grinding to form the tea slurry, mixes maltose and kneads and make the fragrant sugar of tea.Liquid phase is separated light phase tea liquid and heavy phase tea liquid through evaporative fractionation, and the extracting of heavy phase tea liquid separates again that the concentrate drying decolorizing purification makes natural caffeine.The capable again extracting of the liquid phase of heavy phase tea liquid extracting separate discharge separates the dry tea Dove that gets of decompression concentrated frozen, and the tea liquid of discharging reduces pressure to concentrate with the additive combination drying with light tea liquid hybrid filtering mutually and gets cold dissolved high incense instant or compound instant tea.The vapour phase condensation that produces in the operating process is collected liquid phase and is got natural tea essence.
Description
The present invention relates to the processing and the utilization of tealeaves.
The processing of tealeaves is traditional extensive mode mostly at present, even some is process preferably, as: CN1039704A and CN86086103112A and belgian patent: in the patent of invention open source informations such as BE835556, related only is the technological method for processing of some individual event tea product, and with regard to technology itself, also there is deficiency, thereby causes product plasticity little, utilization rate of raw materials is low, shortcoming such as cost is bigger in suitability for industrialized production.
The objective of the invention is to design a kind of method, thereby make Tea Processing become that product structure is reasonable, plasticity is big, be suitable for the system and process of the comprehensive process and the utilization of mass industrialized production tealeaves comprehensive process and utilization.
The objective of the invention is to reach like this:
Method to tealeaves comprehensive process and utilization is characterized in that:
(a) raw material and water are inserted the vessel in heating dipping, then
(b) extract of (a) is separated with residue liquid phase and solid phase,
(c) solid phase that forms in (b) is through grinding to form the tea slurry, then
(d) mix maltose and knead, again
(c) send into make-up machine and make the fragrant sugar of tea,
(f) liquid phase that forms in (b) is through evaporative fractionation, again
(g) cooling separates light phase tea liquid and heavy phase tea liquid, then
(h) the heavy phase tea liquid extracting that forms in (g) is separated, again
(i) concentrate drying, then
(j) decolorizing purification makes natural caffeine,
(k) extracting in (h) is separated the liquid phase that the back is discharged, the extracting of going again separates, then,
(l) decompression concentrates, again
(m) freeze drying gets Tea Polyphenols,
(n) with the light liquid of the tea mutually hybrid filtering among the tea liquid of discharging in (h) and (g), then
(o) decompression concentrates, then
(p) concentrate of finishing in (o) is mixed with additive, again
(q) dry cold dissolved high incense instant or the compound instant tea of getting.
(r) with the vapour phase that produces in (a) and (b), (f), (o) operating process, carry out condensation separation, again
(s) its vapour phase is carried out condensation and collect liquid phase, get natural tea essence.
Use process of the present invention to produce
(1) the fragrant sugar of tea: through tasting relatively, good taste, agreeably sweet, tasty and refreshing but tealeaves dislikes thin slightly;
(2) compound instant tea: the composite edible material of sample is Gynostemma pentaphylla/sample 1, milk, sugar/sample 2.Sample 1 and sample 2 all with existing commercially available prod relatively, good taste, tasty and refreshing, pleasant aroma, food and oiliness;
(3) cold soluble type is high-quality slender joss stick instant: with it with the boiling water under the normal temperature, mix the instant tea powder of 0.7～0.5g, when brewing into 150ml, compare, have more good taste, mouthfeel sweet-smelling with existing commercially available instant oolong tea, homemade instant coffee, transparent color and luster is bright-coloured and does not have the phenomenon of " cream down " again;
(4) tea essence: with itself and 50 ℃ of water, during with 0.05: 1 proportional arrangement, smell is strong, strong, the fragrant feature of tangible tea is arranged but the essence somewhat lower purity;
(5) Tea Polyphenols: since the chemical analysis of Tea Polyphenols quite complicated, be difficult to carry out physical and chemical determination.For this reason, we only are tealeaves and utilize the superior anti-oxidant antiinflammation of Tea Polyphenols to verify according to extracting raw material: with Tea Polyphenols be sprinkled upon when being scratched on the hemorrhage skin that the 5cm size arranged, only after 12 hours wound begin to scab, begin after 24 hours to heal, in time of 48 hours～72 hours, abrasion restores, what be worth proposition is: in this process, we do not use any medicine, comprise that anti-inflammatory medicine all is to be used by Tea Polyphenols hydrolysis offspring.
(6) the natural caffeine assay is as follows:
Inspection product title: caffeine packing: vial
Specification: raw material Chinese Pharmacopoeia version in 1985 is received inspection quantity: 10g
Lot number: 900725 check purposes: full inspection
Assay:
This product is by " Chinese Pharmacopoeia version in 1985 " assay
[proterties] this product is acicular crystal white, that mercerising is arranged: odorless, bitter.
235.6 ℃～236.5 ℃ of fusing points, up to specification
[discriminating] is positive reaction
[inspection] other alkaloid is up to specification
Loss on drying 0.25% up to specification (should be≤8.5%)
Residue on ignition 0.0% up to specification (should be≤0.1%)
Heavy metal is up to specification
At some the tea system product that uses process of the present invention to produce, because of the effect requirements difference of its comprehensive utilization, product can be laid particular stress on to some extent aborning.
Process of the present invention is compared with other known relevant tea product manufacturing technique method, its outstanding advantage is in the systematicness of its technology and reasonability, plasticity.For this reason, when implementing this process: the utilization rate of raw materials height; Production environment is not produced pollution: do not have operation, its production process under high temperature, high pressure, bright, the dying fire environment safe and reliable in the whole technical process basically; Product structure plasticity is big, helps realizing the commercial competition requirement; The adjustment that product cost is low, be convenient to the suitability for industrialized production amount; Comprehensive utilization, the social benefit of basic realization tealeaves are better.
Below the invention will be further described:
1, leaching operation: with the ratio of raw material (tealeaves, stalk, powder, bright leaf, when making compound instant tea, can also be other edible health or medicinal plant) with water 1: 12 by weight percentage～10, close and insert one and the sealable vessel in heating of chuck is arranged (thermal source is a conduction oil, following thermal source is identical), temperature: 60 ℃～100 ℃; Time is 5～40 minutes; Pressure: normal pressure.
2, centrifugal separation process: with operation 1 finish liquid, the material carry out centrifugation, obtain liquid phase and solid phase.
3, grinding step: (selectable edible solid phase, for example: tealeaves) grind and filter through 250～400 orders sieve that shakes, particle diameter is controlled between 20 μ m～3 μ m the solid phase that operation 2 is separated.
4, mix and to knead operation: the tea slurry that operation 3 is ground and the maltose that boils (boil the technology Ancient Times in China of maltose since among the people it is just arranged), the ratio by weight 0.2～0.08: 1 is mixed rubbing evenly.30 ℃～50 ℃ solid contents of tea slurry temperature are 60～80% therebetween; Maltose temperature: 105 ℃～120 ℃, concentration (solid content) 20%～26%; The rubbing time is 15 to 22 minutes.
5, molding procedure: with the good sugared embryo of operation 4 preliminary rubbings, the fragrant sugar of the tea that is pressed into all size (or punching out becomes various forms) in the make-up machine is kneaded and be organized into strip-like-shaped, sent into to row again.Wherein: the temperature of kneading when being shaped is controlled between 55～80 ℃, and the time is 15～20 minutes.
6, evaporative fractionation operation: the liquid that operation 2 is separated, input one has in the evaporimeter of clamping device carries out the fractionation of high temperature flash evapn, the steam that evaporation is produced imports vapor-liquid separation chamber, fails to vaporize after condensation a large amount of liquid phase, and the pump suction is in cooling system.Therebetween: the temperature of vaporization chamber is controlled between 100～150 ℃ (look operation 1 input raw material condition and change the temperature control parameter), pressure: 1～0.6kgf/cm
2
7, refrigerating work procedure: with the tea liquid of operation 6 discharging (when being the edible health material as operation 1 input raw material, then needn't pass through this operation) be cooled to 3 ℃～15 ℃, then with the light phase tea liquid that produced in the cooling procedure and heavy phase tea liquid, respectively in the suction input mixer filter and in the knockout tower.
8, the extracting separation circuit:
A, extracting separates 1: with the heavy phase tea liquid and the chloroform of operation 7, in the ratio of its weight 1: 0.8～3, import in the stainless head tower shape closed container via a mixing arrangement and to leave standstill.Its temperature is 5 ℃～20 ℃, and time of repose is 10～30 minutes, pressure: normal pressure.Receive guest with tea after the complete layering of liquid and solvent, be about to it and discharge pending respectively.
B, extracting separates 2: extracting is separated the 1 tea liquid that is discharged and the ethyl acetate ratio in its heavy 1: 1～3, import in the stainless head tower shape container via a mixing arrangement and leave standstill.Its temperature is 10～35 ℃, time of repose 10～30 minutes, pressure: normal pressure.Receive guest with tea after the complete layering of liquid and solvent, be about to its emission treatment respectively.
9, the concentrate drying operation: extracting is separated the solvent of 1 discharging, and input one has in the airtight container of clamping device carries out concentrate drying, reaches more than 95%～98% to solid content, obtains the caffeine crude product.The organic solvent of vaporizing in the evaporation process is gone in the extracting knockout tower through condensing reflux under the condition of sealing, recycles.Its evaporating temperature is 90 ℃～130 ℃, pressure: normal pressure.
10, the decolorizing purification operation: with operation 9 gained caffeine crude products, insert one and have in the airtight container of clamping device, decolour and physical cleaning after, the natural caffeine elaboration.In this process, temperature is controlled to be 105 ℃～190 ℃.
11, reducing pressure concentrates 1 operation: extracting is separated 2 solvents that discharge, and input one has in the airtight container of clamping device, is evaporated to solid content and reaches more than 90%, gets the Tea Polyphenols crude product of yellowish green white powder shape.Operating temperature is 50 ℃～80 ℃ therebetween, pressure 0.6～0.7kgf/cm
2The solvent of vaporizing in concentration process goes in the extracting knockout tower 2 to recycle through condensing reflux under air-proof condition.
Then the Tea Polyphenols crude product is inserted a temperature and be in-10 ℃～5 ℃ the container, carry out freeze drying, can obtain highly purified Tea Polyphenols elaboration.
12, the hybrid filtering operation, extracting is separated the light liquid of tea mutually that the 2 tea liquid that discharged and operation 7 discharged (when being health plant as operation 1 input raw material, can consider directly to enter this operation by operation 6 handles) insert in the rustless steel container, after treating that it mixes naturally, filter with 100 mesh filter screens, get rid of the non-water soluble substance that it might infiltrate in each operation is carried out.Incorporation time is 10～20 minutes therebetween, and filtration flow-rate generally is no more than 0.5l/s.Mixing temperature is 80 ℃～120 ℃.
13, decompression concentrates 2 operations: the liquid of finishing of operation 12 is continuously imported in the diaphragm type vacuum evaporimeter, and it is concentrated to reduce pressure.The steam that produces in the concentration process is transported to by conduit that vapour liquid separator is handled, the concentrate solid content is controlled at 60～40%; Wherein operating temperature is 40～80 ℃, pressure: 0.6～0.8kgf/cm
2, the treatment fluid flow velocity is identical with operation 12.
14, mixed processes: concentrate and additive that operation 13 is finished, as other extract food additives and essence or nontoxic, tasteless, harmless gas edible or the health plant raw material, import in the lump that in the mixing arrangement (its proportion is definite voluntarily by product category and requirement) mixes.Temperature is a normal temperature therebetween, pressure: 1～8kgf/cm
2
15, drying process: the mixed liquor that operation 14 is finished imports in the drying equipment, carries out fluidized drying, obtains water content and is no more than 5%, cold dissolved high incense instant or compound instant tea.Inlet temperature is 200 ℃～240 ℃ when dry, and outlet temperature is 100 ℃～115 ℃, pressure: normal pressure; The finished product particle diameter requires 200 μ m～500 μ m.The steam of dry evaporation directly is back in the equipment of operation 1.
16, the vapor-liquid separation operation: with the steam state that operation 1, operation 2, operation 6, operation 13 are discharged, introduced in the vapour liquid separator by conduit, the liquid phase that produces in the separation process drains in the equipment of operation 1, and vapour phase enters the essence hold-up tank.Temperature requirement is at 50 ℃～30 ℃ during this time; Pressure: 0.8～0.6kgf/cm
2
17, the essence recovery process: the vapour phase of operation 16 via in the coiled tube condenser, is imported in the hold-up vessel and leaves standstill, treat light, heavy-fluid phase layering after, get rid of heavy-fluid and go in the equipment of operation 1, light liquid is is then left and taken and is essence.Temperature requirement during this time: 45 ℃～15 ℃; Pressure 0.8～0.6kgf/cm
2
Accompanying drawing is the process chart of one embodiment of the invention, in conjunction with the accompanying drawings, can further specify the present invention by giving embodiment, but the present invention is not limited by following example.
10kg tealeaves is mixed with 100kg water in the leaching can (being provided with steam discharge pipe) of inserting sealing, be heated to 100 ℃ under normal pressure, continue after 15 minutes, mixed liquor enters in the lump and carries out liquid-solid separation in the centrifuge, gets 92kg tea liquid and 13kg tea grounds.Tea grounds delivered in the milling apparatus that has vibration screen (300 order) filter carries out grinding in the milling apparatus, particle diameter be the tea slurry of 5 μ m～10 μ m; With about 45 ℃ tea slurry and the syrup of 115 ℃ the 86kg that boils, send at 0.15: 1 to crumple in the kneader by proportion and mix, be organized into the sugared embryo of strip in the time of 55 ℃, when treating that sugared embryo temperature continuation nature is cooled to 30 ℃ (surface temperature), be pressed by the specification of adjusting with former.Obtain the comparatively desirable tea sugar of 95kg.By the tea liquid that centrifuge is separated, import in the vacuum topping device, at 0.8kgf/cm through conduit
2Pressure under 110 ℃ the situation, gets fragrant liquid of the rare tea of 15kg and the low scented tea liquid of 75kg; After low scented tea liquid is reduced to 30 ℃ of normal temperature via centrifugal exhausting tower, deliver to and carry out cooling processing in the refrigerator, when its liquid temperature reaches 8 ℃, upper strata light liquid (account for whole cooling fluids 50%) is sucked in the mixer filter, remaining about 37kg of heavy-fluid and 67kg chloroform are imported simultaneously in the mixing arrangement and are reacted, import again in the knockout tower (1) and leave standstill about 15 minutes, tea liquid and organic solvent produce the segregation layering, have 45 liters of organic solvents of minor amount of water and 35 liters tea liquid raffinate phase to import respectively in evaporimeter and the knockout tower (2) with miscible; The organic solvent that imports in the evaporimeter after 40 minutes, was warming up to 125 ℃ of dryings 20 minutes 95 ℃ temperature control condition evaporation, reached at 95% o'clock to solid content, and cooling is taken out, 120g caffeine crude product; The vaporization liquid that evaporation therebetween produces flows into special ring use in the knockout tower (1) at air-proof condition after condensation.With the caffeine crude product again row be fed in the clarifier, the decolouring of carrying out under the condition of 130 ℃ of temperature controls and normal pressure 20 minutes is handled, when being warming up to 185 ℃ then after constant 30 minutes, natural caffeine elaboration 110g, recovery rate is 1.1%.The ethyl acetate of tea liquid raffinate phase and 80kg in 15 ℃ the temperature control condition, after reacting via a mixing arrangement, imports in the knockout tower (2) and left standstill 20 minutes under normal pressure, and two liquid phases produce layering; There are the 90kg organic solvent of low amounts of water solution and 25 liters tea liquid raffinate phase to enter respectively in vacuum concentrator (1) and the mixer filter with miscible; Enter organic solvent in the vacuum concentrator (1) at 0.6kgf/cm
2Negative pressure condition under, 50 ℃ of temperature controls are after 45 minutes, be warming up to 70 ℃ continue evaporation dryings 20 minutes, 673g Tea Polyphenols crude product; Zheng Fa the vaporizer use that after condensation, refluxes therebetween.The Tea Polyphenols crude product is inserted in the refrigerator, and under-5 ℃ temperature control condition, freeze drying is taken out to such an extent that 670g Tea Polyphenols elaboration, its recovery rate are 6.7% after 1 hour; Tea liquid raffinate phase that is imported by knockout tower (2) and refrigerator and tea liquid are given free rein in mixer filter in the lump and are mixed blending, mixing temperature is about 95 ℃, when the incorporation time for the treatment of two liquid phases reaches 20 minutes, the logical filter screen of tea blend liquid is imported in the vacuum concentrator (2), and the gas that takes place in the mixed process is bled off by conduit.The tea liquid that mixer filter is discharged successively (amounting to 62 liters) carries out evaporation and concentration through vacuum concentrator (2), at 0.8kgf/cm
2Under 60 ℃ operating condition, with the liquid current control on 0.5 liter/second speed, obtain solid content and be 45% pasty state concentrate, the vaporization liquid that vacuum is produced when concentrating is discharged into vapour liquid separator, its concentrate 27.0kg and 5kg concentration are that 50% fragrant liquid of rare tea and edible jasmine flower essence 10g thereof insert in the blending tank at normal temperatures, are 3kgf/cm with air compressor input air to gauge pressure again
2In time, stop to supply gas, and allow it mix voluntarily after 5 minutes and begin again to supply gas, and the maintenance gauge pressure is 5kg/cm
2, utilize the pressure effect feed liquid to be transported in the fluidized drying device of ejecting device simultaneously and carry out spray-drying.Spray-dired intake air temperature is controlled at 210 ℃, and outlet temperature is about 100 ℃, obtains bulk density preferably, the cold dissolved high incense instant 18kg of particle diameter between 200 μ m～350 μ m, and the rate of producing is 18%; The vaporization liquid that is produced in the spray-drying process directly is delivered in the leaching can by conduit, recycles as leaching liquid.By the leaching can centrifuge, the vaporizer of evaporation imports in the vapour liquid separator, at 0.8kgf/cm after condensation in vacuum topping device and the vacuum concentrator (2)
2Under the condition that pressure is 42 ℃, be condensed into the 57kg distillating liquid of liquid phase, directly pass back in the leaching can and recycle, be discharged in the fragrant liquid hold-up tank through condensation through the vapour phase after the vapor-liquid separation; At 0.7kgf/cm
2Under the condition of pressure and normal temperature, collect 5kg concentration and be 50% the fragrant liquid of rare tea.
Claims (1)
1, to the method for tealeaves comprehensive process and utilization, it is characterized in that:
(a) raw material and water are inserted the vessel in heating dipping, then
(b) extract of (a) is separated with residue liquid phase and solid phase,
(c) solid phase that forms in (b) is through grinding to form the tea slurry, then
(d) mix maltose and knead, again
(c) send into make-up machine and make the fragrant sugar of tea,
(f) liquid phase that forms in (b) is through evaporative fractionation, again
(g) cooling separates light phase tea liquid and heavy phase tea liquid, then
(h) the heavy phase tea liquid extracting that forms in (g) is separated, again
(i) concentrate drying, then
(j) decolorizing purification makes natural caffeine,
(k) with the liquid phase of being discharged after the extracting in (h), the extracting of going again separates, then
(l) decompression concentrates, again
(m) freeze drying gets Tea Polyphenols,
(n) with the light liquid of the tea mutually hybrid filtering among the tea liquid of discharging in (h) and (g), then
(o) decompression concentrates, then
(p) concentrate of finishing in (o) is mixed with additive, again
(q) dry cold dissolved high incense instant or the compound instant tea of getting.
(r) with the vapour phase that produces in (a) and (b), (f), (o) operating process, carry out condensation separation again
(s) its vapour phase is carried out condensation and get liquid phase natural tea essence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93102247A CN1043949C (en) | 1993-03-01 | 1993-03-01 | Tea comprehensive processing and utilization method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN93102247A CN1043949C (en) | 1993-03-01 | 1993-03-01 | Tea comprehensive processing and utilization method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1082327A true CN1082327A (en) | 1994-02-23 |
| CN1043949C CN1043949C (en) | 1999-07-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93102247A Expired - Fee Related CN1043949C (en) | 1993-03-01 | 1993-03-01 | Tea comprehensive processing and utilization method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1043949C (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053435C (en) * | 1996-09-28 | 2000-06-14 | 浙江大学 | Method for extracting tea polyphenol and by-products from tea leaves |
| CN1072446C (en) * | 1996-05-24 | 2001-10-10 | 王振锟 | Overcritical multiple fluid tea-processing method and product thereof |
| CN1303078C (en) * | 2003-12-31 | 2007-03-07 | 中国海洋大学 | Process for preparing effective constituent in tea |
| CN1317966C (en) * | 2004-07-19 | 2007-05-30 | 陈忠 | Tea essence for tea food and its preparation method |
| CN100455204C (en) * | 2001-11-29 | 2009-01-28 | 明治乳业株式会社 | Method for extraction and/or squeezing of edible food and drink |
| WO2009077189A1 (en) * | 2007-12-14 | 2009-06-25 | Unilever Plc | Process for recovering volatile tea compounds |
| CN101292691B (en) * | 2007-04-28 | 2010-09-15 | 深圳市深宝华城食品有限公司 | Method for preparing condensed juice of green tea |
| CN101113147B (en) * | 2007-06-26 | 2011-08-24 | 朱江 | Method for tea by-product resource utilization |
| CN102984948A (en) * | 2010-07-30 | 2013-03-20 | 荷兰联合利华有限公司 | Process for fabricating leaf tea products |
| CN103652204A (en) * | 2012-09-11 | 2014-03-26 | 云南天士力帝泊洱生物茶集团有限公司 | Method for removing caffeine and pesticide residue in tea extract |
| CN104186873A (en) * | 2014-09-05 | 2014-12-10 | 大闽食品（漳州）有限公司 | Method for extracting tea aroma substance and instant powder from tea stems |
| US8986770B2 (en) | 2010-07-30 | 2015-03-24 | Conopco, Inc. | Process for fabricating leaf tea products |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1029723C (en) * | 1989-11-09 | 1995-09-13 | 石天齐 | Production method of natural caffeine extracted from tea |
| CN1024088C (en) * | 1990-12-14 | 1994-03-30 | 廖乌奎 | Technology for production of instant tea |
| CN1059078A (en) * | 1991-04-23 | 1992-03-04 | 陈光春 | Extraction method of tea essence |
-
1993
- 1993-03-01 CN CN93102247A patent/CN1043949C/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072446C (en) * | 1996-05-24 | 2001-10-10 | 王振锟 | Overcritical multiple fluid tea-processing method and product thereof |
| CN1053435C (en) * | 1996-09-28 | 2000-06-14 | 浙江大学 | Method for extracting tea polyphenol and by-products from tea leaves |
| CN100455204C (en) * | 2001-11-29 | 2009-01-28 | 明治乳业株式会社 | Method for extraction and/or squeezing of edible food and drink |
| CN1303078C (en) * | 2003-12-31 | 2007-03-07 | 中国海洋大学 | Process for preparing effective constituent in tea |
| CN1317966C (en) * | 2004-07-19 | 2007-05-30 | 陈忠 | Tea essence for tea food and its preparation method |
| CN101292691B (en) * | 2007-04-28 | 2010-09-15 | 深圳市深宝华城食品有限公司 | Method for preparing condensed juice of green tea |
| CN101113147B (en) * | 2007-06-26 | 2011-08-24 | 朱江 | Method for tea by-product resource utilization |
| EA018074B9 (en) * | 2007-12-14 | 2013-08-30 | Юнилевер Н.В. | Process for recovering volatile tea compounds |
| WO2009077189A1 (en) * | 2007-12-14 | 2009-06-25 | Unilever Plc | Process for recovering volatile tea compounds |
| EA018074B1 (en) * | 2007-12-14 | 2013-05-30 | Юнилевер Н.В. | Process for recovering volatile tea compounds |
| CN102984948A (en) * | 2010-07-30 | 2013-03-20 | 荷兰联合利华有限公司 | Process for fabricating leaf tea products |
| US8709522B2 (en) | 2010-07-30 | 2014-04-29 | Conopco, Inc. | Fabricated leaf tea products |
| CN102984948B (en) * | 2010-07-30 | 2014-06-25 | 荷兰联合利华有限公司 | Process for fabricating leaf tea products |
| US8986770B2 (en) | 2010-07-30 | 2015-03-24 | Conopco, Inc. | Process for fabricating leaf tea products |
| CN103652204A (en) * | 2012-09-11 | 2014-03-26 | 云南天士力帝泊洱生物茶集团有限公司 | Method for removing caffeine and pesticide residue in tea extract |
| CN103652204B (en) * | 2012-09-11 | 2018-04-06 | 云南天士力帝泊洱生物茶集团有限公司 | A kind of method of caffeine and residues of pesticides in removal tea extract |
| CN104186873A (en) * | 2014-09-05 | 2014-12-10 | 大闽食品（漳州）有限公司 | Method for extracting tea aroma substance and instant powder from tea stems |
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| CN1043949C (en) | 1999-07-07 |
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