DE69408876D1 - Überkritische flüssigkeitsextraktion mit hydrofluoralkanen - Google Patents

Überkritische flüssigkeitsextraktion mit hydrofluoralkanen

Info

Publication number
DE69408876D1
DE69408876D1 DE69408876T DE69408876T DE69408876D1 DE 69408876 D1 DE69408876 D1 DE 69408876D1 DE 69408876 T DE69408876 T DE 69408876T DE 69408876 T DE69408876 T DE 69408876T DE 69408876 D1 DE69408876 D1 DE 69408876D1
Authority
DE
Germany
Prior art keywords
hydrofluoral
canals
liquid extraction
composition
supercritical liquid
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 - Fee Related
Application number
DE69408876T
Other languages
English (en)
Other versions
DE69408876T2 (de
Inventor
John Blackwell
Daniel Chen
Todd Alband
Craig Perman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of DE69408876D1 publication Critical patent/DE69408876D1/de
Publication of DE69408876T2 publication Critical patent/DE69408876T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • C08F6/28—Purification
    • 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
    • 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
    • B01D11/0288—Applications, solvents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C3/00—Treatment of coagulated rubber
    • C08C3/02—Purification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S208/00—Mineral oils: processes and products
    • Y10S208/952—Solid feed treatment under supercritical conditions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE69408876T 1994-01-07 1994-11-15 Überkritische flüssigkeitsextraktion mit hydrofluoralkanen Expired - Fee Related DE69408876T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/178,935 US5481058A (en) 1994-01-07 1994-01-07 Supercritical fluid extraction involving hydrofluoroalkanes
PCT/US1994/013253 WO1995018834A1 (en) 1994-01-07 1994-11-15 Supercritical fluid extraction involving hydrofluoroalkanes

Publications (2)

Publication Number Publication Date
DE69408876D1 true DE69408876D1 (de) 1998-04-09
DE69408876T2 DE69408876T2 (de) 1998-07-23

Family

ID=22654515

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69408876T Expired - Fee Related DE69408876T2 (de) 1994-01-07 1994-11-15 Überkritische flüssigkeitsextraktion mit hydrofluoralkanen

Country Status (7)

Country Link
US (1) US5481058A (de)
EP (1) EP0738288B1 (de)
AT (1) ATE163654T1 (de)
CA (1) CA2180676A1 (de)
DE (1) DE69408876T2 (de)
ES (1) ES2113727T3 (de)
WO (1) WO1995018834A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SK74094A3 (en) * 1991-12-18 1996-01-10 Schering Corp Method for removing residual additives from elastomeric articles
US20020004079A1 (en) * 1994-03-31 2002-01-10 Powell Richard Llewellyn Process for the extraction of a compound by a fluorocarbon compound
GB2311992A (en) * 1996-04-10 1997-10-15 Bespak Plc A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical uses
GB2314336A (en) * 1996-06-18 1997-12-24 Bespak Plc Method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use
RU2238719C2 (ru) * 1997-10-14 2004-10-27 Берингер Ингельхайм Фармасьютикалс, Инк. Способ обработки капсул и сухих порошковых фармацевтических препаративных форм
US6228394B1 (en) 1997-10-14 2001-05-08 Boehringer Ingelheim Pharmaceuticals, Inc. Supercritical fluid extraction of mould lubricant from hard shell capsules
US6846789B2 (en) * 1998-03-30 2005-01-25 The Regents Of The University Of California Composition and method for removing photoresist materials from electronic components
US6824789B2 (en) 1998-05-20 2004-11-30 Kemin Industries, Inc. Method of extracting antioxidants from lamiaceae species and the extract products thereof
US6855349B2 (en) 1998-12-07 2005-02-15 Kemin Industries, Inc. Method for simultaneous extraction of essential oils and antioxidants from Labiatae species and the extract products thereof
US6589355B1 (en) 1999-10-29 2003-07-08 Alliedsignal Inc. Cleaning processes using hydrofluorocarbon and/or hydrochlorofluorocarbon compounds
GB9927011D0 (en) * 1999-11-16 2000-01-12 Advanced Phytonics Ltd Method for the production of particles
US6450935B1 (en) 2000-10-13 2002-09-17 Kemin Industries, Inc. Method for removing essential oils and antioxidants from extract products of lamiaceae species using rolled film evaporation
GB0027047D0 (en) * 2000-11-06 2000-12-20 Ici Plc Process for reducing the concentration of undesired compounds in a composition
US7498402B2 (en) * 2003-07-03 2009-03-03 Daikin Industries, Ltd. Method for purifying material to be treated and method for producing coagulated material
US20050145820A1 (en) * 2004-01-06 2005-07-07 Waldrop Stephanie D. Compositions and methods useful for synergistic combustion suppression
US7514575B2 (en) 2005-05-06 2009-04-07 Battelle Energy Allicance, Llc Production of biodiesel using expanded gas solvents
US7691270B2 (en) * 2005-07-13 2010-04-06 Battelle Energy Alliance, Llc Method for removing impurities from an impurity-containing fluid stream
US7629397B2 (en) * 2006-06-23 2009-12-08 Exxonmobil Chemical Patents Inc. Phase separation process utilizing a hydrofluorocarbon
US8747673B2 (en) 2008-09-25 2014-06-10 Battelle Energy Alliance, Llc Methods for recovering a solvent from a fluid volume and methods of removing at least one compound from a nonpolar solvent
US8308954B2 (en) 2008-09-25 2012-11-13 Battelle Energy Alliance, Llc Methods for recovering a polar solvent from a fluid stream contaminated with at least one polar impurity

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0127643A1 (de) * 1982-12-06 1984-12-12 Hughes Aircraft Company Verfahren zum reinigen von gegenständen mit überkritischen gasen
DE3323940A1 (de) * 1983-07-02 1985-01-10 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von polymeren
US4749522A (en) * 1985-10-31 1988-06-07 Angio-Medical Corporation Supercritical fluid extraction of animal derived materials
SK74094A3 (en) * 1991-12-18 1996-01-10 Schering Corp Method for removing residual additives from elastomeric articles

Also Published As

Publication number Publication date
DE69408876T2 (de) 1998-07-23
ES2113727T3 (es) 1998-05-01
EP0738288A1 (de) 1996-10-23
WO1995018834A1 (en) 1995-07-13
EP0738288B1 (de) 1998-03-04
CA2180676A1 (en) 1995-07-13
ATE163654T1 (de) 1998-03-15
US5481058A (en) 1996-01-02

Similar Documents

Publication Publication Date Title
DE69408876T2 (de) Überkritische flüssigkeitsextraktion mit hydrofluoralkanen
BR8806063A (pt) Processo para extracao de nicotina de tabaco;processo para separar nicotina de um solvente;e aparelho para extracao de nicotina de tabaco com um solvente no estado supercritico ou no estado liquido,ou para a remocao da nicotina desse solvente
DE3782917D1 (de) Verfahren zum herabsetzen des gehalts an rueckstaendigen aldehyden in implantierbaren bioprosthetischen geweben.
DE3577872D1 (de) Fluessigkristallzusammensetzung, verfahren und vorrichtung.
NO841004L (no) Carbonmolekylsikter, fremgangsmaate for deres fremstilling og anvendelse av samme for separasjon av gass- eller vaeskeblandinger
ES2019460B3 (es) Agente desemulsificante y antisuciedad apto para separar mezclas agua-hidrocarburos, eventualmente puesto en emulsion, y aplicaciones de este agente.
DE69732031D1 (de) Verfahren zur extraktion von naturstoffen mittels superkritischer fluide
DE69510119T2 (de) Verfahren zur Abtrennung von 1,1-Difluorethan aus seinen Mischungen mit Fluorwasserstoff
DE69118002D1 (de) Verfahren zur Herstellung von 1,1,1-Trifluorchlorethan und 1,1,1,2-Tetrafluorethan
JPS5271386A (en) Method of removing membrane contaminants
DE69019387D1 (de) Verfahren zur Wiedergewinnung von Schwarzölrückständen.
AU631427B2 (en) Agent for increasing viscosity in non-aqueous fluid phases, process of making it and its use
EP0318233A3 (de) Serotonin- und Norepinephrin-Aufnahme-Inhibitoren
DE59106453D1 (de) Verfahren zur Herstellung von Gemischen aus Chlortetrafluorethan und Octafluorcyclobutan.
JPS5215958A (en) Joint method for anti-corrosion material
DE69700957D1 (de) Verfahren zur durchführung einer behandlung in der anwesenheit einer zentrifugalen kraft sowie vorrichtung dafür
SE8703971D0 (sv) Losliga och/eller sonderdelbara tabletter och sett att framstella dessa
DE69013122D1 (de) Verfahren zur Chlorierung in der Flüssigphase von 1,3-Butadien.
NO883333L (no) Fremgangsmaate og apparat for senking av trykket i en vaeskeblanding.
DE59100889D1 (de) Verfahren zum Verdampfen von flüssigem Erdgas.
DE3675271D1 (de) 1,4-dihydropyridinderivate verwendbar in der behandlung von kardiovaskulaeren stoerungen und verfahren zu ihrer herstellung.
DE69627655D1 (de) Schneidelement, stopfen und verfahren zur verhinderung des eindringens von spül-schlamm in das schneidelement
JPS5228179A (en) Grinding, cleansing ' desiccating process ' apparatus for solid wastes
DE69205870D1 (de) Verfahren zur selektiven Reduktion von 4-Halogenatom in 2,4-Dihaloaniline.
JPS51149171A (en) A process for treatment of oil containing waste liquid

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee