DD158736A5 - Verfahren zum abtrennen von koffein aus einer waessrigen loesung - Google Patents

Verfahren zum abtrennen von koffein aus einer waessrigen loesung Download PDF

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Publication number
DD158736A5
DD158736A5 DD81229599A DD22959981A DD158736A5 DD 158736 A5 DD158736 A5 DD 158736A5 DD 81229599 A DD81229599 A DD 81229599A DD 22959981 A DD22959981 A DD 22959981A DD 158736 A5 DD158736 A5 DD 158736A5
Authority
DD
German Democratic Republic
Prior art keywords
caffeine
green coffee
beans
activated carbon
coffee
Prior art date
Application number
DD81229599A
Other languages
German (de)
English (en)
Inventor
David Green
Maurice Blanc
Original Assignee
Nestle Sa
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22549211&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DD158736(A5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nestle Sa filed Critical Nestle Sa
Publication of DD158736A5 publication Critical patent/DD158736A5/de

Links

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
    • A23F5/208—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the beans with water, aqueous solutions without organic or inorganic solvents, or aqueous coffee extract
    • 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)
  • Tea And Coffee (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DD81229599A 1980-05-28 1981-04-29 Verfahren zum abtrennen von koffein aus einer waessrigen loesung DD158736A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/153,904 US4495210A (en) 1980-05-28 1980-05-28 Caffeine adsorption

Publications (1)

Publication Number Publication Date
DD158736A5 true DD158736A5 (de) 1983-02-02

Family

ID=22549211

Family Applications (1)

Application Number Title Priority Date Filing Date
DD81229599A DD158736A5 (de) 1980-05-28 1981-04-29 Verfahren zum abtrennen von koffein aus einer waessrigen loesung

Country Status (21)

Country Link
US (1) US4495210A (xx)
EP (1) EP0040712B2 (xx)
JP (1) JPS5712952A (xx)
AT (1) AT388487B (xx)
AU (1) AU542970B2 (xx)
CA (1) CA1162436A (xx)
DD (1) DD158736A5 (xx)
DE (1) DE3119277A1 (xx)
ES (1) ES8207415A1 (xx)
GB (1) GB2076626B (xx)
GR (1) GR75660B (xx)
IL (1) IL62789A (xx)
IT (2) IT8148226A0 (xx)
KE (1) KE3527A (xx)
MX (1) MX158675A (xx)
NZ (1) NZ197009A (xx)
PH (1) PH16963A (xx)
PL (1) PL127869B1 (xx)
PT (1) PT72782B (xx)
SU (1) SU1056875A3 (xx)
ZA (1) ZA812953B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407834A (en) * 1981-05-21 1983-10-04 Societe D'assistance Technique Pour Produits Nestle S.A. Recovery of xanthine stimulants from aqueous media
CH661409A5 (de) * 1982-10-01 1987-07-31 Haco Ag Verfahren zur rueckfuehrung von praktisch coffeinfreien bohnenkaffee-extraktstoffen in mit einer waessrigen fluessigkeit extrahierte und dadurch entcoffeinierte kaffeebohnen.
NL188074C (nl) * 1982-12-10 1992-04-01 Douwe Egberts Tabaksfab Werkwijze voor het decaffeineren van groene koffiebonen met actieve kool.
DE3760463D1 (en) * 1986-02-06 1989-09-28 Code Kaffee Handel Coffee and process for its production
CA1301754C (en) * 1986-05-30 1992-05-26 Louris Kaper Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee
US4939518A (en) * 1987-09-24 1990-07-03 Hitachi, Ltd. Analog to digital converter
DE3736322A1 (de) * 1987-10-27 1989-05-11 Jacobs Suchard Gmbh Verfahren zum schonenden entkoffeinieren von rohkaffee
DE3806372A1 (de) * 1988-02-24 1989-08-31 Code Kaffee Handel Verfahren zur abtrennung und gewinnung von coffein aus rohkaffee und zur gewinnung von entcoffeiniertem kaffee
JPH0775593B2 (ja) * 1988-06-13 1995-08-16 松下電器産業株式会社 コーヒーメーカー
DE4019559A1 (de) * 1989-10-13 1991-04-18 Mannesmann Ag Verfahren zur isolierung eines reinen, weissen koffeins
US5021253A (en) * 1989-12-13 1991-06-04 The Dow Chemical Company Decaffeination of liquid medium
DE4010826A1 (de) * 1990-04-04 1991-10-17 Jacobs Suchard Ag Verfahren und vorrichtung zur entcoffeinierung von kaffee, insbesondere rohkaffee
EP2382876B1 (en) 2002-10-28 2013-08-28 Kao Corporation Method of purifying a solid concentrate of a tea extract.
JP4181863B2 (ja) * 2002-11-29 2008-11-19 花王株式会社 カフェイン含有カテキン類組成物の脱カフェイン方法
US8680301B2 (en) * 2004-02-17 2014-03-25 Suntory Holdings Limited Lipase activity inhibitors containing high-molecular weight polyphenol fractions, tea extracts, and processes for producing the same
US7799553B2 (en) 2004-06-01 2010-09-21 The Regents Of The University Of California Microfabricated integrated DNA analysis system
JP4842680B2 (ja) 2006-03-28 2011-12-21 花王株式会社 クロロゲン酸類含有物の製造方法
JP2016538828A (ja) * 2013-10-21 2016-12-15 デムス エス．ピー．エー． 未焙煎コーヒー豆からカフェインを除去するためのプロセス及び当該プロセスを実施するためのプラント
GB201405488D0 (en) 2014-03-26 2014-05-07 Infre S A Decaffeination methods and systems
EP3457863A4 (en) * 2016-05-19 2020-01-08 Decafino, Inc. Caffeine adsorbing material, caffeine adsorbing system, decaffeinating system and related methods for removing caffeine from solutions

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD78586A (xx) *
FR741904A (xx) * 1933-02-23
FR741903A (xx) * 1933-02-23
FR503796A (fr) * 1917-07-26 1920-06-17 Johan Nicolaas Adolf Sauer Procédé pour le traitement de liquides par la substance dite: "acharbon décolorant"
GB285386A (en) * 1927-02-14 1928-10-11 Ver Chemische & Metallurgische Process for eliminating the acidity of acid activated charcoal
FR779451A (fr) * 1933-09-08 1935-04-05 Coffex A G Soc Procédé et appareil pour la décaféinisation et l'amélioration du café vert
DE685367C (de) * 1933-09-08 1939-12-16 Coffex A G Verfahren zum Entkoffeinieren von Kaffee
CH211646A (de) * 1938-05-18 1940-10-15 Max Brunner & Co Verfahren zum Entcoffeinieren von Kaffee.
US2198859A (en) * 1938-05-18 1940-04-30 Max Brunner & Co Process for decaffeinating coffee
CH623205A5 (xx) * 1977-07-29 1981-05-29 Nestle Sa
CH635485A5 (de) * 1978-08-22 1983-04-15 Coffex Ag Verfahren zum entcoffeinieren von rohkaffee.

Also Published As

Publication number Publication date
IL62789A (en) 1983-10-31
ATA218281A (de) 1983-08-15
DE3119277C2 (xx) 1991-04-25
EP0040712B1 (en) 1984-04-18
PH16963A (en) 1984-04-27
ES502543A0 (es) 1982-10-01
PL231342A1 (xx) 1982-02-15
AT388487B (de) 1989-06-26
IT1171255B (it) 1987-06-10
DE3119277A1 (de) 1982-04-15
NZ197009A (en) 1983-05-10
US4495210A (en) 1985-01-22
PL127869B1 (en) 1983-12-31
PT72782A (en) 1981-04-01
JPS5712952A (en) 1982-01-22
IT8148226A0 (it) 1981-04-08
EP0040712A1 (en) 1981-12-02
ZA812953B (en) 1982-05-26
IT8148557A0 (it) 1981-05-27
GR75660B (xx) 1984-08-02
IL62789A0 (en) 1981-07-31
AU7017381A (en) 1981-12-03
JPH0145345B2 (xx) 1989-10-03
EP0040712B2 (en) 1989-04-19
GB2076626A (en) 1981-12-09
AU542970B2 (en) 1985-03-28
KE3527A (en) 1985-06-07
SU1056875A3 (ru) 1983-11-23
PT72782B (en) 1982-03-22
GB2076626B (en) 1984-10-03
ES8207415A1 (es) 1982-10-01
CA1162436A (en) 1984-02-21
MX158675A (es) 1989-02-27

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ENJ Ceased due to non-payment of renewal fee