NZ198396A - Caffeine extraction from aqueous solution with a non-ionic microporous resin - Google Patents
Caffeine extraction from aqueous solution with a non-ionic microporous resinInfo
- Publication number
- NZ198396A NZ198396A NZ198396A NZ19839681A NZ198396A NZ 198396 A NZ198396 A NZ 198396A NZ 198396 A NZ198396 A NZ 198396A NZ 19839681 A NZ19839681 A NZ 19839681A NZ 198396 A NZ198396 A NZ 198396A
- Authority
- NZ
- New Zealand
- Prior art keywords
- aqueous solution
- microporous resin
- caffeine extraction
- ionic
- ionic microporous
- 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 2
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title 1
- 239000007864 aqueous solution Substances 0.000 title 1
- 229960001948 caffeine Drugs 0.000 title 1
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title 1
- 238000000605 extraction Methods 0.000 title 1
- 239000011347 resin Substances 0.000 title 1
- 229920005989 resin Polymers 0.000 title 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
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/22—Reducing or removing alkaloid content from coffee extract
- A23F5/223—Reducing or removing alkaloid content from coffee extract using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Tea And Coffee (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH750480A CH639245A5 (fr) | 1980-10-08 | 1980-10-08 | Procede d'extraction de la cafeine. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ198396A true NZ198396A (en) | 1983-11-18 |
Family
ID=4326161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ198396A NZ198396A (en) | 1980-10-08 | 1981-09-18 | Caffeine extraction from aqueous solution with a non-ionic microporous resin |
Country Status (19)
| Country | Link |
|---|---|
| EP (1) | EP0049357A1 (https=) |
| JP (1) | JPS5793980A (https=) |
| AT (1) | AT376363B (https=) |
| AU (1) | AU541894B2 (https=) |
| CH (1) | CH639245A5 (https=) |
| DD (1) | DD201642A5 (https=) |
| DE (1) | DE3131573A1 (https=) |
| ES (1) | ES505895A0 (https=) |
| GB (1) | GB2084848B (https=) |
| GR (1) | GR75054B (https=) |
| IL (1) | IL63703A0 (https=) |
| KE (1) | KE3369A (https=) |
| MX (1) | MX7353E (https=) |
| MY (1) | MY8500368A (https=) |
| NZ (1) | NZ198396A (https=) |
| PH (1) | PH18698A (https=) |
| PL (1) | PL233230A1 (https=) |
| PT (1) | PT73676B (https=) |
| ZA (1) | ZA816468B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3313339A1 (de) * | 1983-04-13 | 1984-10-18 | Kord Beteiligungsgesellschaft mbH & Co KG, 2000 Hamburg | Verfahren zur herstellung von entcoffeinierten genussmitteln |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4042498A (en) * | 1973-05-29 | 1977-08-16 | Rohm And Haas Company | Separation of organic compounds by adsorption processes |
| US4031251A (en) * | 1975-01-08 | 1977-06-21 | Societe D'assistance Technique Pour Produits Nestle S.A. | Decaffeination of vegetable material |
| US4064043A (en) * | 1975-02-18 | 1977-12-20 | Rohm And Haas Company | Liquid phase adsorption using partially pyrolyzed polymer particles |
| US4040990A (en) * | 1975-02-18 | 1977-08-09 | Rohm And Haas Company | Partially pyrolyzed macroporous polymer particles having multimodal pore distribution with macropores ranging from 50-100,000 angstroms |
| CA1083880A (en) * | 1975-06-24 | 1980-08-19 | Gary L. Hickernell | Method for decaffeinating green coffee |
| CA1141229A (en) * | 1978-12-26 | 1983-02-15 | Thomas P.J. Izod | Removal of caffeine by selective adsorption using zeolite adsorbents |
-
1980
- 1980-10-08 CH CH750480A patent/CH639245A5/fr not_active IP Right Cessation
-
1981
- 1981-08-10 DE DE3131573A patent/DE3131573A1/de not_active Withdrawn
- 1981-08-26 EP EP81106602A patent/EP0049357A1/en not_active Withdrawn
- 1981-08-31 IL IL63703A patent/IL63703A0/xx unknown
- 1981-09-15 PT PT73676A patent/PT73676B/pt not_active IP Right Cessation
- 1981-09-17 ZA ZA816468A patent/ZA816468B/xx unknown
- 1981-09-18 NZ NZ198396A patent/NZ198396A/xx unknown
- 1981-09-18 AU AU75468/81A patent/AU541894B2/en not_active Ceased
- 1981-09-21 PH PH26236A patent/PH18698A/en unknown
- 1981-09-23 MX MX819679U patent/MX7353E/es unknown
- 1981-09-25 GR GR66130A patent/GR75054B/el unknown
- 1981-09-29 PL PL23323081A patent/PL233230A1/xx unknown
- 1981-09-29 DD DD81233672A patent/DD201642A5/de not_active IP Right Cessation
- 1981-09-29 AT AT0417481A patent/AT376363B/de not_active IP Right Cessation
- 1981-09-30 GB GB8129554A patent/GB2084848B/en not_active Expired
- 1981-09-30 ES ES505895A patent/ES505895A0/es active Granted
- 1981-10-07 JP JP56160030A patent/JPS5793980A/ja active Pending
-
1984
- 1984-01-30 KE KE3369A patent/KE3369A/xx unknown
-
1985
- 1985-12-30 MY MY368/85A patent/MY8500368A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5793980A (en) | 1982-06-11 |
| EP0049357A1 (en) | 1982-04-14 |
| PL233230A1 (https=) | 1982-06-07 |
| KE3369A (en) | 1984-02-17 |
| GR75054B (https=) | 1984-07-13 |
| AT376363B (de) | 1984-11-12 |
| IL63703A0 (en) | 1981-11-30 |
| PH18698A (en) | 1985-09-05 |
| ES8301092A1 (es) | 1982-12-01 |
| PT73676A (fr) | 1981-10-01 |
| CH639245A5 (fr) | 1983-11-15 |
| MY8500368A (en) | 1985-12-31 |
| PT73676B (fr) | 1982-11-22 |
| DD201642A5 (de) | 1983-08-03 |
| GB2084848A (en) | 1982-04-21 |
| AU7546881A (en) | 1982-04-22 |
| ZA816468B (en) | 1982-09-29 |
| ES505895A0 (es) | 1982-12-01 |
| GB2084848B (en) | 1983-09-28 |
| MX7353E (es) | 1988-07-19 |
| AU541894B2 (en) | 1985-01-24 |
| DE3131573A1 (de) | 1982-05-13 |
| ATA417481A (de) | 1984-04-15 |
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