CA2193085A1 - Composite membranes for solid phase extractions and reactions - Google Patents
Composite membranes for solid phase extractions and reactionsInfo
- Publication number
- CA2193085A1 CA2193085A1 CA002193085A CA2193085A CA2193085A1 CA 2193085 A1 CA2193085 A1 CA 2193085A1 CA 002193085 A CA002193085 A CA 002193085A CA 2193085 A CA2193085 A CA 2193085A CA 2193085 A1 CA2193085 A1 CA 2193085A1
- Authority
- CA
- Canada
- Prior art keywords
- solid phase
- reactions
- composite membranes
- matrix
- phase extractions
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
- B01D15/34—Size selective separation, e.g. size exclusion chromatography, gel filtration, permeation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
- B01J20/183—Physical conditioning without chemical treatment, e.g. drying, granulating, coating, irradiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
- B01J20/28004—Sorbent size or size distribution, e.g. particle size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28028—Particles immobilised within fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28033—Membrane, sheet, cloth, pad, lamellar or mat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28052—Several layers of identical or different sorbents stacked in a housing, e.g. in a column
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28078—Pore diameter
- B01J20/2808—Pore diameter being less than 2 nm, i.e. micropores or nanopores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/286—Phases chemically bonded to a substrate, e.g. to silica or to polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3244—Non-macromolecular compounds
- B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/50—Conditioning of the sorbent material or stationary liquid
- G01N30/52—Physical parameters
- G01N2030/524—Physical parameters structural properties
- G01N2030/528—Monolithic sorbent material
Abstract
A solid phase extraction or chromatographic medium comprises a porous nonwoven fibrous matrix comprising at least one of polytetrafluoroethylene and blown microfibers, and sorptive or reactive hydrophobic siliceous molecular sieve particulates enmashed in said matrix, the ratio of molecular sieves to matrix being in the range of 40:1 to 1:40.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27616794A | 1994-07-15 | 1994-07-15 | |
US08/276,167 | 1994-07-15 | ||
PCT/US1995/007011 WO1996002322A1 (en) | 1994-07-15 | 1995-06-02 | Composite membranes for solid phase extractions and reactions |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2193085A1 true CA2193085A1 (en) | 1996-02-01 |
CA2193085C CA2193085C (en) | 2003-12-09 |
Family
ID=23055471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002193085A Expired - Fee Related CA2193085C (en) | 1994-07-15 | 1995-06-02 | Composite membranes for solid phase extractions and reactions |
Country Status (7)
Country | Link |
---|---|
US (4) | US5529686A (en) |
EP (1) | EP0773829B1 (en) |
JP (1) | JP3055700B2 (en) |
AU (1) | AU2696095A (en) |
CA (1) | CA2193085C (en) |
DE (1) | DE69505396T2 (en) |
WO (1) | WO1996002322A1 (en) |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6103127A (en) * | 1993-06-08 | 2000-08-15 | Cortex Biochem, Inc. | Methods for removing hazardous organic molecules from liquid waste |
US5529686A (en) * | 1994-07-15 | 1996-06-25 | Minnesota Mining And Manufacturing Company | Composite membranes for solid phase extractions and reactions |
US5595653A (en) * | 1994-07-15 | 1997-01-21 | Cera, Inc. | Microcolumn for extraction of analytes from liquids |
NZ332116A (en) | 1996-05-03 | 2000-06-23 | Warner Lambert Co | Rapid purification of synthetic intermediates and products by polymer supported quench reagents |
WO1998003587A1 (en) * | 1996-07-22 | 1998-01-29 | Icc Industries Inc. | Flame retardant polyolefins for molding applications |
US5851355A (en) * | 1996-11-27 | 1998-12-22 | Bba Nonwovens Simpsonville, Inc. | Reverse osmosis support substrate and method for its manufacture |
US5840181A (en) * | 1997-10-14 | 1998-11-24 | Uop Llc | Chromatographic separation of fatty acids using ultrahydrophobic silicalite |
US6139735A (en) * | 1998-02-23 | 2000-10-31 | Georgetown University | Immobilization of membrane receptor on HPLC |
US6147268A (en) | 1998-09-16 | 2000-11-14 | 3M Innovative Properties Company | Fluoroalkene-nucleophile adducts for analysis and removal of fluoroalkenes |
US6156680A (en) * | 1998-12-23 | 2000-12-05 | Bba Nonwovens Simpsonville, Inc. | Reverse osmosis support substrate and method for its manufacture |
US8419650B2 (en) * | 1999-04-16 | 2013-04-16 | Cariocom, LLC | Downloadable datasets for a patient monitoring system |
US20060030890A1 (en) * | 1999-04-16 | 2006-02-09 | Cosentino Daniel L | System, method, and apparatus for automated interactive verification of an alert generated by a patient monitoring device |
US20070021979A1 (en) * | 1999-04-16 | 2007-01-25 | Cosentino Daniel L | Multiuser wellness parameter monitoring system |
US7577475B2 (en) | 1999-04-16 | 2009-08-18 | Cardiocom | System, method, and apparatus for combining information from an implanted device with information from a patient monitoring apparatus |
US7945451B2 (en) * | 1999-04-16 | 2011-05-17 | Cardiocom, Llc | Remote monitoring system for ambulatory patients |
US8438038B2 (en) * | 1999-04-16 | 2013-05-07 | Cardiocom, Llc | Weight loss or weight management system |
US6290646B1 (en) * | 1999-04-16 | 2001-09-18 | Cardiocom | Apparatus and method for monitoring and communicating wellness parameters of ambulatory patients |
AUPQ219399A0 (en) * | 1999-08-13 | 1999-09-02 | Currumbin Sand & Gravel Pty Ltd | Improvements to hydrated aluminosilicates |
US6905031B1 (en) | 1999-09-13 | 2005-06-14 | The Regents Of The University Of California | Solid phase microextraction device using aerogel |
DE19962131A1 (en) * | 1999-12-21 | 2001-09-06 | Rainer Haas | Filter bag for purifying water comprises the active ingredients in particulate form, as active ingredient-impregnated fibrous materials and/or as active ingredient-coated fibrous materials enclosed by a rigid or flexible filter bag |
US6627444B1 (en) * | 2000-08-07 | 2003-09-30 | Smiths Detection - Toronto Ltd. | Method and solid phase calibration sample for calibration of analytical instructions |
US6790672B2 (en) * | 2001-02-19 | 2004-09-14 | Board Of Regents The University Of Texas System | Encoded molecular sieve particle-based sensors |
EP1399726A1 (en) * | 2001-06-13 | 2004-03-24 | MERCK PATENT GmbH | Restricted access materials for spme |
US20040035775A1 (en) * | 2002-05-31 | 2004-02-26 | Biolink Partners, Inc. | MemCoatTM: functionalized surface coatings, products and uses thereof |
US6926823B2 (en) * | 2002-06-03 | 2005-08-09 | Varian, Inc. | Polymer with superior polar retention for sample pretreatment |
US7077891B2 (en) * | 2002-08-13 | 2006-07-18 | Air Products And Chemicals, Inc. | Adsorbent sheet material for parallel passage contactors |
US20040086874A1 (en) * | 2002-10-31 | 2004-05-06 | Parker Russell A. | Devices and methods for holding a biopolymeric array |
GB0229696D0 (en) * | 2002-12-20 | 2003-01-29 | Amersham Biosciences Ab | Separation medium |
SE0300726D0 (en) * | 2003-03-14 | 2003-03-14 | Amersham Biosciences Ab | Method of preparing a separation medium |
WO2004113870A2 (en) * | 2003-06-18 | 2004-12-29 | The Johns Hopkins University | Time domain resolving chemical sampler using sorbent material |
US9114383B2 (en) | 2003-07-14 | 2015-08-25 | Phynexus, Inc. | Method and device for extracting an analyte |
US20060115384A1 (en) * | 2003-09-16 | 2006-06-01 | Vici Gig Harbor Group, Inc. | Pipette tip surface sorption extraction |
US20060115383A1 (en) * | 2003-09-16 | 2006-06-01 | Vici Gig Harbor Group, Inc. | Flow through well plate surface sorption extarction |
US7087437B2 (en) * | 2003-09-16 | 2006-08-08 | Vici Gig Harbor Group, Inc. | Direct vial surface sorbent micro extraction device and method |
US20060110295A1 (en) * | 2003-09-16 | 2006-05-25 | Vici Gig Harbor Group, Inc. | Closed well plate surface sorption extraction |
DE10344819B4 (en) * | 2003-09-26 | 2017-06-29 | Sartorius Stedim Biotech Gmbh | Adsorption membranes, methods of making the same and devices comprising the adsorption membranes |
US20050130177A1 (en) | 2003-12-12 | 2005-06-16 | 3M Innovative Properties Company | Variable valve apparatus and methods |
US7939249B2 (en) * | 2003-12-24 | 2011-05-10 | 3M Innovative Properties Company | Methods for nucleic acid isolation and kits using a microfluidic device and concentration step |
US7727710B2 (en) * | 2003-12-24 | 2010-06-01 | 3M Innovative Properties Company | Materials, methods, and kits for reducing nonspecific binding of molecules to a surface |
WO2005078016A1 (en) * | 2004-02-05 | 2005-08-25 | Millipore Corporation | Room temperature stable agarose solutions |
WO2005077529A1 (en) * | 2004-02-05 | 2005-08-25 | Millipore Corporation | Porous adsorptive or chromatographic media |
US7311825B2 (en) * | 2005-05-02 | 2007-12-25 | Varian, Inc. | Polymer modified porous substrate for solid phase extraction |
US20060247361A1 (en) * | 2005-05-02 | 2006-11-02 | Varian, Inc. | Polar functionalized polymer modified porous substrate for solid phase extraction |
US20070102358A1 (en) * | 2005-11-09 | 2007-05-10 | Cera Inc. | Solid phase extraction column |
US7998423B2 (en) | 2007-02-27 | 2011-08-16 | Basf Corporation | SCR on low thermal mass filter substrates |
US20100129878A1 (en) * | 2007-04-25 | 2010-05-27 | Parthasarathy Ranjani V | Methods for nucleic acid amplification |
CN101784322B (en) * | 2007-08-07 | 2014-03-12 | 3M创新有限公司 | Liquid filtration systems |
US7828969B2 (en) * | 2007-08-07 | 2010-11-09 | 3M Innovative Properties Company | Liquid filtration systems |
EP2060315A3 (en) * | 2007-11-15 | 2009-08-12 | DSMIP Assets B.V. | High performance membrane |
CN102292127B (en) | 2008-12-18 | 2013-07-17 | 3M创新有限公司 | Filter element utilizing shaped particle-containing nonwoven web |
US9149793B2 (en) | 2010-10-07 | 2015-10-06 | United Science, Llc | Carbon composite materials for separations |
CZ305107B6 (en) * | 2010-11-24 | 2015-05-06 | Technická univerzita v Liberci | Chromatographic substrate for thin-layer chromatography or for column chromatography |
EP2532421A1 (en) | 2011-06-10 | 2012-12-12 | Süd-Chemie AG | Compound material made of polymers containing fluoride, hydrophobic zeolith particles and metallic material |
EP2532411A1 (en) | 2011-06-10 | 2012-12-12 | Süd-Chemie AG | Pressure swing adsorption method |
US9126055B2 (en) | 2012-04-20 | 2015-09-08 | Cardiac Science Corporation | AED faster time to shock method and device |
EP2719445A1 (en) | 2012-10-09 | 2014-04-16 | Clariant International Ltd. | Process for concentrating small organic molecules from liquid or gaseous mixtures using a composite membrane comprising a fluoropolymer and hydrophobic siliceous particles |
US9395234B2 (en) | 2012-12-05 | 2016-07-19 | Cardiocom, Llc | Stabilizing base for scale |
WO2016149400A1 (en) | 2015-03-16 | 2016-09-22 | Sabic Global Technologies B.V. | Fibrillated polymer compositions and methods of their manufacture |
US10266915B2 (en) | 2016-04-14 | 2019-04-23 | Ut-Battelle, Llc | Composition for recovery of lithium from brines, and process of using said composition |
WO2019173716A1 (en) | 2018-03-08 | 2019-09-12 | Ut-Battelle, Llc | Lithium extraction composite for recovery of lithium from brines, and process of using said composition |
CN114259887B (en) * | 2021-12-29 | 2022-12-27 | 西南大学 | Preparation method of efficient durable solid-phase extraction membrane |
WO2024006847A2 (en) * | 2022-06-29 | 2024-01-04 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Sorbent with gas-permeable and hydrophobic membrane |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4912756B1 (en) * | 1969-04-14 | 1974-03-27 | ||
US4153661A (en) * | 1977-08-25 | 1979-05-08 | Minnesota Mining And Manufacturing Company | Method of making polytetrafluoroethylene composite sheet |
US4344775A (en) * | 1979-03-08 | 1982-08-17 | Max Klein | Method for separating gases liquid droplets and/or solid particles from gases or vapors |
US4664812A (en) * | 1983-11-10 | 1987-05-12 | Max Klein | Liquid filtration apparatus and process |
US4744374A (en) * | 1983-12-27 | 1988-05-17 | Scopas Technology Company, Inc. | Hydrophobic, crystalline, microporous silaceous materials of regular geometry |
US4740219A (en) * | 1985-02-04 | 1988-04-26 | Allied-Signal Inc. | Separation of fluids by means of mixed matrix membranes |
US4650575A (en) * | 1985-07-03 | 1987-03-17 | Pall Corporation | Sorbing apparatus |
US4648977A (en) * | 1985-12-30 | 1987-03-10 | Union Carbide Corporation | Process for removing toxic organic materials from weak aqueous solutions thereof |
US4828698A (en) * | 1986-03-07 | 1989-05-09 | Pall Corporation | Filtering apparatus |
AU601817B2 (en) * | 1987-03-04 | 1990-09-20 | Union Carbide Canada Limited | Process for the recovery of halogenated hydrocarbons in a gas stream |
EP0284277A1 (en) * | 1987-03-21 | 1988-09-28 | AgrEvo UK Limited | Cyanoimidazole fungicides |
US4795482A (en) * | 1987-06-30 | 1989-01-03 | Union Carbide Corporation | Process for eliminating organic odors and compositions for use therein |
US5013335A (en) * | 1987-06-30 | 1991-05-07 | Uop | Process for sequestering ammonia and the odor associated therewith |
US4855154A (en) * | 1987-06-30 | 1989-08-08 | Uop | Process for deodorizing marine oils |
US4810381A (en) * | 1987-12-28 | 1989-03-07 | Minnesota Mining And Manufacturing Company | Composite chromatographic article |
US4971736A (en) * | 1987-12-28 | 1990-11-20 | Minnesota Mining And Manufacturing Company | Method of preparing composite chromatographic article |
US4906378A (en) * | 1987-12-28 | 1990-03-06 | Minnesota Mining And Manufacturing Company | Composite chromatographic article |
US4933229A (en) * | 1989-04-21 | 1990-06-12 | Minnesota Mining And Manufacturing Company | High wet-strength polyolefin blown microfiber web |
US5207915A (en) * | 1990-02-23 | 1993-05-04 | Minnesota Mining And Manufacturing Company | Separation method using controlled pore composite polytetrafluoroethylene article |
US5071610A (en) * | 1990-02-23 | 1991-12-10 | Minnesota Mining And Manufacturing Company | Method of making a controlled pore composite polytetrafluoroethylene |
US5147539A (en) * | 1990-02-23 | 1992-09-15 | Minnesota Mining And Manufacturing Company | Controlled pore composite polytetrafluoroethylene article |
US5108597A (en) * | 1990-03-22 | 1992-04-28 | Regents Of The University Of Minnesota | Carbon-clad zirconium oxide particles |
US5100596A (en) * | 1990-06-05 | 1992-03-31 | Mobil Oil Corp. | Synthesis of membrane composed of a pure molecular sieve |
JPH0445829A (en) * | 1990-06-11 | 1992-02-14 | Shin Etsu Polymer Co Ltd | Pervaporization separating membrane, pervaporization separating device and pervaporization separation method |
US5071565A (en) * | 1991-02-04 | 1991-12-10 | Iowa State University Research Foundation, Inc. | Modified resins for solid-phase extraction |
CA2059398C (en) * | 1991-02-07 | 1999-05-25 | Craig G. Markell | Solid phase extraction medium |
US5328758A (en) * | 1991-10-11 | 1994-07-12 | Minnesota Mining And Manufacturing Company | Particle-loaded nonwoven fibrous article for separations and purifications |
JP2976010B2 (en) * | 1992-09-22 | 1999-11-10 | 工業技術院長 | Alcohol selective permeation type separation membrane |
US5360654A (en) * | 1993-01-28 | 1994-11-01 | Minnesota Mining And Manufacturing Company | Sorbent articles |
US5529686A (en) * | 1994-07-15 | 1996-06-25 | Minnesota Mining And Manufacturing Company | Composite membranes for solid phase extractions and reactions |
US5417678A (en) | 1994-07-15 | 1995-05-23 | Minnesota Mining And Manufacturing Company | Low profile ostomy filter |
-
1995
- 1995-05-23 US US08/449,518 patent/US5529686A/en not_active Expired - Lifetime
- 1995-06-02 CA CA002193085A patent/CA2193085C/en not_active Expired - Fee Related
- 1995-06-02 DE DE69505396T patent/DE69505396T2/en not_active Expired - Fee Related
- 1995-06-02 EP EP95922185A patent/EP0773829B1/en not_active Expired - Lifetime
- 1995-06-02 JP JP8505007A patent/JP3055700B2/en not_active Expired - Fee Related
- 1995-06-02 AU AU26960/95A patent/AU2696095A/en not_active Abandoned
- 1995-06-02 WO PCT/US1995/007011 patent/WO1996002322A1/en active IP Right Grant
-
1996
- 1996-04-01 US US08/627,324 patent/US5635060A/en not_active Expired - Lifetime
- 1996-04-01 US US08/626,084 patent/US5639372A/en not_active Expired - Fee Related
-
1997
- 1997-03-05 US US08/812,365 patent/US5738790A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1996002322A1 (en) | 1996-02-01 |
DE69505396D1 (en) | 1998-11-19 |
EP0773829B1 (en) | 1998-10-14 |
CA2193085C (en) | 2003-12-09 |
EP0773829A1 (en) | 1997-05-21 |
US5529686A (en) | 1996-06-25 |
US5738790A (en) | 1998-04-14 |
AU2696095A (en) | 1996-02-16 |
JP3055700B2 (en) | 2000-06-26 |
DE69505396T2 (en) | 1999-06-10 |
US5639372A (en) | 1997-06-17 |
JPH09512745A (en) | 1997-12-22 |
US5635060A (en) | 1997-06-03 |
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