ATE180784T1 - Verfahren zur rückgewinnung von caffein aus aktivkohle - Google Patents

Verfahren zur rückgewinnung von caffein aus aktivkohle

Info

Publication number: ATE180784T1
Authority: AT; Austria
Prior art keywords: caffeine; recovering; caffein; activated carbon; activated charcoal
Prior art date: 1992-08-18

Application number

AT92114065T

Other languages

English (en)

Inventor

Stefan Sipos

Gabriel Von Lengyel-Konopi

Original Assignee

Kraft Jacobs Suchard Ag

Priority date (The priority date 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 date listed.)

1992-08-18

Filing date

1992-08-18

Publication date

1999-06-15

1992-08-18 Application filed by Kraft Jacobs Suchard Ag filed Critical Kraft Jacobs Suchard Ag

1999-06-15 Application granted granted Critical

1999-06-15 Publication of ATE180784T1 publication Critical patent/ATE180784T1/de

Links

RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title abstract 14
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 8
238000000034 method Methods 0.000 title abstract 2
LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 abstract 6
229960001948 caffeine Drugs 0.000 abstract 6
VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 abstract 6
LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical class O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 abstract 1
239000002253 acid Substances 0.000 abstract 1
150000007513 acids Chemical class 0.000 abstract 1
239000000872 buffer Substances 0.000 abstract 1
239000008139 complexing agent Substances 0.000 abstract 1
230000000694 effects Effects 0.000 abstract 1
229940083747 low-ceiling diuretics xanthine derivative Drugs 0.000 abstract 1
238000011084 recovery Methods 0.000 abstract 1
239000000126 substance Substances 0.000 abstract 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
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
- C07D473/12—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1, 3, and 7, e.g. caffeine

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Food Science & Technology (AREA)
Polymers & Plastics (AREA)
Carbon And Carbon Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Transceivers (AREA)
Mobile Radio Communication Systems (AREA)

AT92114065T 1992-08-18 1992-08-18 Verfahren zur rückgewinnung von caffein aus aktivkohle ATE180784T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP92114065A EP0583498B1 (de)	1992-08-18	1992-08-18	Verfahren zur Rückgewinnung von Caffein aus Aktivkohle

Publications (1)

Publication Number	Publication Date
ATE180784T1 true ATE180784T1 (de)	1999-06-15

Family

ID=8209922

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT92114065T ATE180784T1 (de)	1992-08-18	1992-08-18	Verfahren zur rückgewinnung von caffein aus aktivkohle

Country Status (8)

Country	Link
US (1)	US5399688A (de)
EP (1)	EP0583498B1 (de)
AT (1)	ATE180784T1 (de)
CA (1)	CA2100694A1 (de)
DE (1)	DE69229344T2 (de)
DK (1)	DK0583498T3 (de)
ES (1)	ES2136067T3 (de)
GR (1)	GR3030717T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB201104311D0 (en)	2011-03-15	2011-04-27	British American Tobacco Co	Method and apparatus for impregnating tobacco industry products with sensate constituents of botanicals
GB202012338D0 (en) *	2020-08-07	2020-09-23	Givaudan Sa	Extraction method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DD78586A (de) *
US4298736A (en) *	1980-06-16	1981-11-03	General Foods Corporation	Carbon-caffeine separation
ES512478A0 (es) *	1981-09-28	1983-03-01	Gen Foods Corp	"mejoras introducidas en el objeto de la patente principal n 503.050, solicitada el 15 de junio de 1981, por:un procedimiento para recuperar cafeina desde carbono activado".
US4548827A (en) *	1982-03-30	1985-10-22	General Foods Corporation	Separate recovery of caffeine and coffee solids adsorbed on activated carbon
US4540784A (en) *	1983-04-18	1985-09-10	Hag Gf Aktiengesellschaft	Recovery of caffeine adsorbed to activated carbon
ATE26718T1 (de) *	1983-06-22	1987-05-15	Hag Ag	Wiedergewinnung von auf aktivkohle adsorbiertem coffein.
DE3511129C2 (de) *	1985-03-27	1994-01-27	Hag Gf Ag	Verfahren zur Abtrennung von Coffein von damit beladener Aktivkohle
CA1318811C (en) *	1986-05-30	1993-06-08	Louris Kaper	Process for decaffeinating green coffee
CA1301754C (en) *	1986-05-30	1992-05-26	Louris Kaper	Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
NL8602012A (nl) *	1986-08-06	1988-03-01	Douwe Egberts Tabaksfab	Werkwijze voor het winnen van caffeine geadsorbeerd aan actieve kool.

1992
- 1992-08-18 DK DK92114065T patent/DK0583498T3/da active
- 1992-08-18 AT AT92114065T patent/ATE180784T1/de not_active IP Right Cessation
- 1992-08-18 EP EP92114065A patent/EP0583498B1/de not_active Expired - Lifetime
- 1992-08-18 ES ES92114065T patent/ES2136067T3/es not_active Expired - Lifetime
- 1992-08-18 DE DE69229344T patent/DE69229344T2/de not_active Expired - Fee Related
1993
- 1993-07-15 US US08/092,340 patent/US5399688A/en not_active Expired - Fee Related
- 1993-07-16 CA CA002100694A patent/CA2100694A1/en not_active Abandoned
1999
- 1999-07-07 GR GR990401800T patent/GR3030717T3/el unknown

Also Published As

Publication number	Publication date
DE69229344T2 (de)	1999-12-30
DK0583498T3 (da)	1999-11-15
DE69229344D1 (de)	1999-07-08
GR3030717T3 (en)	1999-11-30
EP0583498A1 (de)	1994-02-23
CA2100694A1 (en)	1994-02-19
US5399688A (en)	1995-03-21
EP0583498B1 (de)	1999-06-02
ES2136067T3 (es)	1999-11-16

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Legal Events

Date	Code	Title	Description
2000-01-15	UEP	Publication of translation of european patent specification
2002-05-15	REN	Ceased due to non-payment of the annual fee