CN1008507B - 去除茶叶中咖啡因的方法 - Google Patents
去除茶叶中咖啡因的方法Info
- Publication number
- CN1008507B CN1008507B CN86103112A CN86103112A CN1008507B CN 1008507 B CN1008507 B CN 1008507B CN 86103112 A CN86103112 A CN 86103112A CN 86103112 A CN86103112 A CN 86103112A CN 1008507 B CN1008507 B CN 1008507B
- Authority
- CN
- China
- Prior art keywords
- absorbent
- tealeaves
- carbon dioxide
- caffeine
- autoclave
- 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.)
- Expired
Links
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 38
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229960001948 caffeine Drugs 0.000 title claims abstract description 36
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 241001122767 Theaceae Species 0.000 title claims abstract 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 66
- 230000002745 absorbent Effects 0.000 claims abstract description 39
- 239000002250 absorbent Substances 0.000 claims abstract description 39
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 33
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 33
- 238000000605 extraction Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 7
- 244000269722 Thea sinensis Species 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 235000013616 tea Nutrition 0.000 description 4
- 238000002386 leaching Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 235000013599 spices Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 235000006468 Thea sinensis Nutrition 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 235000020279 black tea Nutrition 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003815 supercritical carbon dioxide extraction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- 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
- A23F3/36—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F3/38—Reducing or removing alkaloid content from tea extract
- A23F3/385—Reducing or removing alkaloid content from tea extract using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
-
- 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
- A23F3/36—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F3/366—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the leaves with selective solvents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0219—Fixed bed of solid material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/028—Flow sheets
- B01D11/0284—Multistage extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Tea And Coffee (AREA)
- Extraction Or Liquid Replacement (AREA)
- Medicines Containing Plant Substances (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Catalysts (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3515740.2 | 1985-05-02 | ||
| DE3515740.2 | 1985-05-02 | ||
| DE19853515740 DE3515740A1 (de) | 1985-05-02 | 1985-05-02 | Verfahren zur entcoffeinierung von tee |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN86103112A CN86103112A (zh) | 1986-10-29 |
| CN1008507B true CN1008507B (zh) | 1990-06-27 |
Family
ID=6269612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN86103112A Expired CN1008507B (zh) | 1985-05-02 | 1986-05-02 | 去除茶叶中咖啡因的方法 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4976979A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0200150B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPH0736743B2 (cg-RX-API-DMAC7.html) |
| CN (1) | CN1008507B (cg-RX-API-DMAC7.html) |
| AT (1) | ATE49104T1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA1279221C (cg-RX-API-DMAC7.html) |
| DE (2) | DE3515740A1 (cg-RX-API-DMAC7.html) |
| IN (1) | IN164998B (cg-RX-API-DMAC7.html) |
| SU (1) | SU1523042A3 (cg-RX-API-DMAC7.html) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044616C (zh) * | 1996-06-28 | 1999-08-11 | 中国石油化工总公司 | 偶联的丁二酰亚胺润滑油添加剂 |
| CN1050859C (zh) * | 1994-12-22 | 2000-03-29 | 昭和砚壳石油株式会社 | 润滑剂添加剂和含该添加剂的润滑脂组合物 |
| CN100387591C (zh) * | 2004-08-26 | 2008-05-14 | 上海交通大学 | 用超临界二氧化碳脱除茶多酚中咖啡因的方法 |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3838952A1 (de) * | 1988-11-17 | 1990-05-23 | Barth Raiser Hopfenextraktion | Verfahren zur aromatisierung von behandeltem tee |
| US5151188A (en) * | 1990-06-12 | 1992-09-29 | The Government Of The United States Of America, As Represented By The Secretary Of The Department Of Health And Human Services | Supercritical fluid extraction enhancer |
| US5906743A (en) * | 1995-05-24 | 1999-05-25 | Kimberly Clark Worldwide, Inc. | Filter with zeolitic adsorbent attached to individual exposed surfaces of an electret-treated fibrous matrix |
| CA2219830C (en) * | 1995-05-24 | 2006-01-31 | Kimberly-Clark Worldwide, Inc. | Filter with adsorbent clay minerals attached to individual exposed surfaces of a fibrous matrix |
| US5603830A (en) * | 1995-05-24 | 1997-02-18 | Kimberly-Clark Corporation | Caffeine adsorbent liquid filter with integrated adsorbent |
| US5614096A (en) * | 1995-05-24 | 1997-03-25 | Kimberly-Clark Corporation | Compressed adsorbent filter cake |
| USD383036S (en) * | 1995-11-16 | 1997-09-02 | Kimberly-Clark Corporation | Filter cake holder |
| US6063428A (en) | 1996-02-26 | 2000-05-16 | The Procter & Gamble Company | Green tea extract subjected to cation exchange treatment and nanofiltration to improve clarity and color |
| CN1072446C (zh) * | 1996-05-24 | 2001-10-10 | 王振锟 | 超临界多元流体加工茶叶的方法及产品 |
| KR101202565B1 (ko) * | 2003-12-02 | 2012-11-19 | 가오 가부시키가이샤 | 용기포장음료 |
| CA2572995C (en) * | 2004-07-09 | 2010-12-07 | Nateco2 Gmbh + Co. Kg | Method for decaffeinating tea |
| CN100540104C (zh) * | 2004-10-28 | 2009-09-16 | 日本烟草产业株式会社 | 从被处理材料中抽提成分的方法以及该方法中使用的装置 |
| DE102011010396A1 (de) * | 2011-02-04 | 2012-08-09 | Nateco2 Gmbh & Co. Kg | CO2-Extraktionsverfahren |
| GB201405488D0 (en) * | 2014-03-26 | 2014-05-07 | Infre S A | Decaffeination methods and systems |
| CN104757220B (zh) * | 2015-05-06 | 2016-05-25 | 美町宝植物科技(中国)有限公司 | 脱咖啡因乌龙茶生产工艺 |
| EP3120712B1 (de) | 2015-07-22 | 2017-09-13 | Evonik Degussa GmbH | Verfahren zur verbesserten extraktion von wacholderbeeren, hagebutten, sanddornbeeren, mehlbeeren |
| EP3165099A1 (de) | 2015-11-03 | 2017-05-10 | Evonik Degussa GmbH | Entölung und gleichzeitige entfernung von unerwünschten begleitstoffen aus bohnen mit überkritischem co2 |
| CN113318474B (zh) * | 2021-04-27 | 2022-09-06 | 浙江古茗科技有限公司 | 一种无搅拌式的乌龙茶二级浸泡萃取装置 |
| CN115553359A (zh) * | 2022-10-14 | 2023-01-03 | 成都华高生物制品有限公司 | 一种脱咖啡因茶的制备工艺 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2198859A (en) * | 1938-05-18 | 1940-04-30 | Max Brunner & Co | Process for decaffeinating coffee |
| DE2127642C3 (de) * | 1971-06-03 | 1975-10-16 | Studiengesellschaft Kohle Mbh, 4330 Muelheim | Verfahren zur Herstellung von coffeinfreiem schwarzem Tee mit vollem Aromagehalt |
| US4247570A (en) * | 1976-08-04 | 1981-01-27 | Studiengesellschaft Kohle Mbh | Process for the decaffeination of coffee |
| DE2637197C2 (de) * | 1976-08-18 | 1983-01-27 | Hag Ag, 2800 Bremen | Verfahren zum Entzug von Coffein aus coffeinhaltigen Naturstoffen mit einem überkritischen Extraktionsmittel |
| NL7712503A (nl) * | 1977-11-14 | 1979-05-16 | D E J Int Research | Werkwijze voor het decaffeineren van groene koffiebonen. |
| DE3339181A1 (de) * | 1983-10-28 | 1985-05-09 | Uhde Gmbh, 4600 Dortmund | Verfahren und vorrichtung zur entkoffeinierung von teeblaettern |
| DE3413869A1 (de) * | 1984-04-12 | 1985-10-17 | Hopfenextraktion HVG Barth, Raiser & Co, 8069 Wolnzach | Verfahren zur entcoffeinierung von schwarzem tee |
| DE3415844C2 (de) * | 1984-04-27 | 1994-02-03 | Sueddeutsche Kalkstickstoff | Verfahren zur Herstellung von entkoffeiniertem Tee |
-
1985
- 1985-05-02 DE DE19853515740 patent/DE3515740A1/de active Granted
-
1986
- 1986-04-23 AT AT86105612T patent/ATE49104T1/de not_active IP Right Cessation
- 1986-04-23 EP EP86105612A patent/EP0200150B1/de not_active Expired - Lifetime
- 1986-04-23 DE DE8686105612T patent/DE3667900D1/de not_active Expired - Lifetime
- 1986-04-28 IN IN329/CAL/86A patent/IN164998B/en unknown
- 1986-04-30 JP JP61098440A patent/JPH0736743B2/ja not_active Expired - Fee Related
- 1986-04-30 SU SU864027377A patent/SU1523042A3/ru active
- 1986-04-30 CA CA000507949A patent/CA1279221C/en not_active Expired - Lifetime
- 1986-05-02 CN CN86103112A patent/CN1008507B/zh not_active Expired
-
1989
- 1989-03-20 US US07/326,510 patent/US4976979A/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050859C (zh) * | 1994-12-22 | 2000-03-29 | 昭和砚壳石油株式会社 | 润滑剂添加剂和含该添加剂的润滑脂组合物 |
| CN1044616C (zh) * | 1996-06-28 | 1999-08-11 | 中国石油化工总公司 | 偶联的丁二酰亚胺润滑油添加剂 |
| CN100387591C (zh) * | 2004-08-26 | 2008-05-14 | 上海交通大学 | 用超临界二氧化碳脱除茶多酚中咖啡因的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1279221C (en) | 1991-01-22 |
| JPH0736743B2 (ja) | 1995-04-26 |
| EP0200150B1 (de) | 1990-01-03 |
| SU1523042A3 (ru) | 1989-11-15 |
| DE3515740C2 (cg-RX-API-DMAC7.html) | 1993-07-29 |
| EP0200150A2 (de) | 1986-11-05 |
| DE3667900D1 (de) | 1990-02-08 |
| EP0200150A3 (en) | 1988-01-20 |
| DE3515740A1 (de) | 1986-11-06 |
| CN86103112A (zh) | 1986-10-29 |
| IN164998B (cg-RX-API-DMAC7.html) | 1989-07-22 |
| JPS61254144A (ja) | 1986-11-11 |
| ATE49104T1 (de) | 1990-01-15 |
| US4976979A (en) | 1990-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |