ES2113727T3 - Extraccion con fluidos supercriticos que implican hidrofluoroalcanos. - Google Patents

Extraccion con fluidos supercriticos que implican hidrofluoroalcanos.

Info

Publication number
ES2113727T3
ES2113727T3 ES95901935T ES95901935T ES2113727T3 ES 2113727 T3 ES2113727 T3 ES 2113727T3 ES 95901935 T ES95901935 T ES 95901935T ES 95901935 T ES95901935 T ES 95901935T ES 2113727 T3 ES2113727 T3 ES 2113727T3
Authority
ES
Spain
Prior art keywords
hydrofluoroalcans
extraction
supercritical fluids
composition
component
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 - Lifetime
Application number
ES95901935T
Other languages
English (en)
Inventor
John A Blackwell
Daniel T Chen
Todd D Alband
Craig A 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 ES2113727T3 publication Critical patent/ES2113727T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

Abstract

SE PRESENTA UN PROCEDIMIENTO PARA SEPARAR UN PRIMER COMPONENTE DE UNA COMPOSICION DE UN SEGUNDO COMPONENTE DE LA COMPOSICION.EL PROCEDIMIENTO IMPLICA EL CONTACTO DE LA COMPOSICION CON UN FLUIDO SUPERCRITICO QUE CONSTA DE 1,1,1,2-TETRAFLUOROETANO O 1,1,1,2,3,3,3,-HEPTAFLUOROPROPANO, O UNA MEZCLA DE AMBOS, EN UN ESTADO SUPERCRITICO BAJO UNAS CONDICIONES Y DURANTE UN TIEMPO SUFICIENTE PARA ELIMINAR EL PRIMER COMPONENTE DE LA COMPOSICION.
ES95901935T 1994-01-07 1994-11-15 Extraccion con fluidos supercriticos que implican hidrofluoroalcanos. Expired - Lifetime ES2113727T3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2113727T3 true ES2113727T3 (es) 1998-05-01

Family

ID=22654515

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95901935T Expired - Lifetime ES2113727T3 (es) 1994-01-07 1994-11-15 Extraccion con fluidos supercriticos que implican hidrofluoroalcanos.

Country Status (7)

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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU667337B2 (en) * 1991-12-18 1996-03-21 Schering Corporation 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
US6228394B1 (en) * 1997-10-14 2001-05-08 Boehringer Ingelheim Pharmaceuticals, Inc. Supercritical fluid extraction of mould lubricant from hard shell capsules
EP1721605A1 (en) * 1997-10-14 2006-11-15 Boehringer Ingelheim Pharmaceuticals, Inc. Methods of treating capsules and dry, powdered pharmaceutical formulations
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
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
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002291A1 (en) * 1982-12-06 1984-06-21 Hughes Aircraft Co Method of cleaning articles using super-critical gases
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
AU667337B2 (en) * 1991-12-18 1996-03-21 Schering Corporation Method for removing residual additives from elastomeric articles

Also Published As

Publication number Publication date
DE69408876D1 (de) 1998-04-09
CA2180676A1 (en) 1995-07-13
US5481058A (en) 1996-01-02
WO1995018834A1 (en) 1995-07-13
EP0738288A1 (en) 1996-10-23
DE69408876T2 (de) 1998-07-23
EP0738288B1 (en) 1998-03-04
ATE163654T1 (de) 1998-03-15

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