CH629653A5 - Verfahren zum entzug von coffein aus coffeinhaltigen naturstoffen. - Google Patents
Verfahren zum entzug von coffein aus coffeinhaltigen naturstoffen. Download PDFInfo
- Publication number
- CH629653A5 CH629653A5 CH947477A CH947477A CH629653A5 CH 629653 A5 CH629653 A5 CH 629653A5 CH 947477 A CH947477 A CH 947477A CH 947477 A CH947477 A CH 947477A CH 629653 A5 CH629653 A5 CH 629653A5
- Authority
- CH
- Switzerland
- Prior art keywords
- caffeine
- extraction
- pressure
- activated carbon
- coffee
- Prior art date
Links
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title claims description 102
- 238000000605 extraction Methods 0.000 title claims description 15
- 239000005445 natural material Substances 0.000 title claims 2
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims description 50
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims description 50
- 229960001948 caffeine Drugs 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 19
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000008929 regeneration Effects 0.000 claims description 11
- 238000011069 regeneration method Methods 0.000 claims description 11
- 238000001179 sorption measurement Methods 0.000 claims description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 7
- 241001122767 Theaceae Species 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 150000007513 acids Chemical class 0.000 claims description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 239000003463 adsorbent Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 238000011109 contamination Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000012266 salt solution Substances 0.000 claims description 2
- 239000003245 coal Substances 0.000 claims 2
- 239000005909 Kieselgur Substances 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 238000005299 abrasion Methods 0.000 claims 1
- 229930013930 alkaloid Natural products 0.000 claims 1
- 150000003797 alkaloid derivatives Chemical class 0.000 claims 1
- 238000007664 blowing Methods 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 claims 1
- 238000004821 distillation Methods 0.000 claims 1
- 229930014626 natural product Natural products 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- 230000001766 physiological effect Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000007420 reactivation Effects 0.000 claims 1
- 238000005204 segregation Methods 0.000 claims 1
- 230000001953 sensory effect Effects 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
- 150000002500 ions Chemical class 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 150000001768 cations Chemical class 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- -1 ammonium ions Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000006286 aqueous extract Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000003799 water insoluble solvent Substances 0.000 description 1
Classifications
-
- 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
- B01D11/0203—Solvent extraction of solids with a supercritical fluid
-
- 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
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/206—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the beans with selective solvents other than water or aqueous bean extracts, including supercritical gases
-
- 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
- B01D11/0292—Treatment of the solvent
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Tea And Coffee (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2637197A DE2637197C2 (de) | 1976-08-18 | 1976-08-18 | Verfahren zum Entzug von Coffein aus coffeinhaltigen Naturstoffen mit einem überkritischen Extraktionsmittel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH629653A5 true CH629653A5 (de) | 1982-05-14 |
Family
ID=5985753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH947477A CH629653A5 (de) | 1976-08-18 | 1977-08-02 | Verfahren zum entzug von coffein aus coffeinhaltigen naturstoffen. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4411923A (oth) |
| BE (1) | BE857905A (oth) |
| CH (1) | CH629653A5 (oth) |
| DE (1) | DE2637197C2 (oth) |
| FR (1) | FR2361824A1 (oth) |
| GB (1) | GB1584199A (oth) |
| IT (1) | IT1080797B (oth) |
| NL (1) | NL178649C (oth) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL187665C (nl) * | 1977-08-05 | 1991-12-16 | D E J Int Research | Werkwijze voor het verwijderen van cafeine uit een waterige koffie- of thee-extract en werkwijze voor het verwijderen van cafeine uit groene koffiebonen. |
| NL7712503A (nl) * | 1977-11-14 | 1979-05-16 | D E J Int Research | Werkwijze voor het decaffeineren van groene koffiebonen. |
| US4255461A (en) * | 1979-11-13 | 1981-03-10 | General Foods Corporation | Preparation of a decaffeinated roasted coffee blend |
| DK456981A (da) * | 1980-10-16 | 1982-04-17 | Ag Patents Ltd | Fremgangsmaade til fremstilling af afkoffeineret the |
| DE3303679A1 (de) * | 1983-02-03 | 1984-08-16 | HAG GF AG, 2800 Bremen | Verfahren zur entcoffeinierung von roestkaffee |
| DE3313339A1 (de) * | 1983-04-13 | 1984-10-18 | Kord Beteiligungsgesellschaft mbH & Co KG, 2000 Hamburg | Verfahren zur herstellung von entcoffeinierten genussmitteln |
| DE3331906A1 (de) * | 1983-09-03 | 1985-03-21 | Kohlensäure-Werke Rud. Buse GmbH & Co, 5462 Bad Hönningen | Verfahren zur trennung von organische bestandteile enthaltenden stoffgemischen |
| DE3339181A1 (de) * | 1983-10-28 | 1985-05-09 | Uhde Gmbh, 4600 Dortmund | Verfahren und vorrichtung zur entkoffeinierung von teeblaettern |
| DE3445502A1 (de) * | 1983-12-13 | 1985-06-20 | Cafe Toro Ltda., Bogota | Verfahren und einrichtung zur entcoffeinierung von gruenem kaffee |
| US4728525A (en) * | 1983-12-13 | 1988-03-01 | Pablo Toro | Process for the decaffeination of green coffee |
| DE3413869A1 (de) * | 1984-04-12 | 1985-10-17 | Hopfenextraktion HVG Barth, Raiser & Co, 8069 Wolnzach | Verfahren zur entcoffeinierung von schwarzem tee |
| DE3414767A1 (de) * | 1984-04-18 | 1985-11-07 | Hopfenextraktion HVG Barth, Raiser & Co, 8069 Wolnzach | Verfahren zur herstellung von entcoffeiniertem schwarzen oder gruenen tee |
| DE3415844C2 (de) * | 1984-04-27 | 1994-02-03 | Sueddeutsche Kalkstickstoff | Verfahren zur Herstellung von entkoffeiniertem Tee |
| EP0167399A3 (en) * | 1984-07-06 | 1987-08-26 | General Foods Corporation | Decaffeination of fermented unfired tea |
| DE3515740A1 (de) * | 1985-05-02 | 1986-11-06 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zur entcoffeinierung von tee |
| US4598006A (en) * | 1985-05-02 | 1986-07-01 | Hercules Incorporated | Method for impregnating a thermoplastic polymer |
| DE3632401A1 (de) * | 1986-09-24 | 1988-04-07 | Barth Raiser Hopfenextraktion | Verfahren zur extraktion unpolarer inhaltsstoffe aus hopfen |
| DE3640333C3 (de) * | 1986-11-26 | 1994-08-11 | Barth Raiser Hopfenextraktion | Verfahren und Vorrichtung zur Herstellung von aromatisiertem, entcoffeiniertem Tee |
| US4820537A (en) * | 1987-03-13 | 1989-04-11 | General Foods Corporation | Method for decaffeinating coffee with a supercritical fluid |
| DE3719991A1 (de) * | 1987-06-15 | 1988-12-29 | Barth Raiser Hopfenextraktion | Verfahren zur wiedergewinnung von als loesungsmittel fuer coffein verwendetem kohlendioxid |
| US5497792A (en) * | 1987-11-19 | 1996-03-12 | Philip Morris Incorporated | Process and apparatus for the semicontinuous extraction of nicotine from tobacco |
| US5266342A (en) * | 1988-08-05 | 1993-11-30 | Kraft General Foods, Inc. | Method for decaffeinating coffee materials including a reverse osmosis permeate recycle |
| US4911941A (en) * | 1988-08-05 | 1990-03-27 | General Foods Corporation | Method for decaffeinating coffee with a supercritical fluid |
| DE4400096C2 (de) * | 1994-01-04 | 1997-06-12 | Barth Raiser Hopfenextraktion | Verfahren zur Entcoffeinierung von schwarzem Tee |
| IT1275905B1 (it) * | 1995-03-14 | 1997-10-24 | Indena Spa | Frazioni polifenoliche di te', loro uso e formulazioni che le contengono |
| DE19524481C2 (de) * | 1995-07-05 | 2000-03-02 | Hopfenextraktion Hvg Barth, Raiser & Co | Verfahren zur Entcoffeinierung von schwarzem Tee |
| EA012049B1 (ru) * | 2003-11-19 | 2009-08-28 | Скф Технолоджис А/С | Способ и процесс контроля профилей температуры, давления и плотности в процессах с плотными текучими средами |
| EP2253223A1 (en) * | 2003-12-02 | 2010-11-24 | Kao Corporation | Package drink |
| WO2006005537A1 (de) | 2004-07-09 | 2006-01-19 | Nateco2 Gmbh + Co. Kg | Verfahren zur entcoffeinierung von tee |
| BR112013009056A2 (pt) | 2010-10-13 | 2019-09-24 | Kraft Foods Global Brands Llc | extratos de café como ingredientes de alimentos, fármacos, cosméticos, suplementos dietéticos e produtos biológicos |
| EP2876203A1 (en) | 2013-11-25 | 2015-05-27 | CEPI aisbl | Supercritical CO2 |
| BR112017011758B1 (pt) * | 2014-12-02 | 2022-07-05 | Kao Corporation | Método de produzir grãos de café torrados, grãos de café torrados e bebida de café |
| WO2017019556A1 (en) * | 2015-07-24 | 2017-02-02 | Solix Algredients, Inc. | Methods and systems for extracting products from biological materials using supercritical fluid extraction |
| WO2021224093A1 (en) * | 2020-05-07 | 2021-11-11 | Amorim Cork, S.A. | Process and system for decontaminating cork material |
| EP3906981A1 (en) * | 2020-05-07 | 2021-11-10 | Feyecon Development & Implementation B.V. | Method for extraction using carbon dioxide |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3108876A (en) * | 1961-05-09 | 1963-10-29 | Duncan Coffee Company | Manufacture of decaffeinated instant coffee |
| CH535543A (de) * | 1970-02-05 | 1973-04-15 | Studiengesellschaft Kohle Mbh | Verfahren zur Entcoffeinierung von Rohkaffee |
| DE2005293C3 (de) * | 1970-02-05 | 1974-01-10 | Studiengesellschaft Kohle Mbh, 4330 Muelheim | Verfahren zur Entcoffeinierung von Rohkaffee |
| DE2119678C3 (de) * | 1971-04-22 | 1975-10-30 | Studiengesellschaft Kohle Mbh, 4330 Muelheim | Verfahren zur Herstellung von coffeinfreiem Kaffee-Extrakt |
| AT313039B (de) * | 1971-05-07 | 1974-01-25 | Studiengesellschaft Kohle Mbh | Verfahren zur Gewinnung von Coffein aus Rohkaffee |
| DE2357590C3 (de) * | 1973-11-19 | 1983-02-03 | Hag Ag, 2800 Bremen | Verfahren zur Entcoffeinierung von Rohkaffee |
| US4031251A (en) * | 1975-01-08 | 1977-06-21 | Societe D'assistance Technique Pour Produits Nestle S.A. | Decaffeination of vegetable material |
| DE2634535C3 (de) | 1976-07-31 | 1982-04-22 | Kaffee-Veredelungs-Werk Koffeinfrei Kaffee Gmbh & Co, 2000 Hamburg | Verfahren zur Entcoffeinierung von Rohkaffee |
-
1976
- 1976-08-18 DE DE2637197A patent/DE2637197C2/de not_active Expired
-
1977
- 1977-07-21 IT IT25996/77A patent/IT1080797B/it active
- 1977-08-02 CH CH947477A patent/CH629653A5/de not_active IP Right Cessation
- 1977-08-15 NL NLAANVRAGE7708986,A patent/NL178649C/xx not_active IP Right Cessation
- 1977-08-16 GB GB34415/77A patent/GB1584199A/en not_active Expired
- 1977-08-17 FR FR7725197A patent/FR2361824A1/fr active Granted
- 1977-08-18 BE BE180266A patent/BE857905A/xx not_active IP Right Cessation
-
1981
- 1981-02-09 US US06/234,071 patent/US4411923A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2361824B1 (oth) | 1982-09-17 |
| DE2637197A1 (de) | 1978-02-23 |
| BE857905A (fr) | 1978-02-20 |
| FR2361824A1 (fr) | 1978-03-17 |
| IT1080797B (it) | 1985-05-16 |
| NL7708986A (nl) | 1978-02-21 |
| GB1584199A (en) | 1981-02-11 |
| DE2637197C2 (de) | 1983-01-27 |
| US4411923A (en) | 1983-10-25 |
| NL178649C (nl) | 1986-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |