ES2173979T3 - Poliuretanos termoplasticos segmentados aleatoriamente como matriz para el analisis electroquimico de iones ca++. - Google Patents

Poliuretanos termoplasticos segmentados aleatoriamente como matriz para el analisis electroquimico de iones ca++.

Info

Publication number
ES2173979T3
ES2173979T3 ES95937046T ES95937046T ES2173979T3 ES 2173979 T3 ES2173979 T3 ES 2173979T3 ES 95937046 T ES95937046 T ES 95937046T ES 95937046 T ES95937046 T ES 95937046T ES 2173979 T3 ES2173979 T3 ES 2173979T3
Authority
ES
Spain
Prior art keywords
weight
ions
composition
sup
electrochemical analysis
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
ES95937046T
Other languages
English (en)
Inventor
Dirk Beckelmann
Joseph Berger
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.)
Bayer AG
Bayer Corp
Original Assignee
Bayer AG
Bayer Corp
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 Bayer AG, Bayer Corp filed Critical Bayer AG
Application granted granted Critical
Publication of ES2173979T3 publication Critical patent/ES2173979T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/28Electrolytic cell components
    • G01N27/30Electrodes, e.g. test electrodes; Half-cells
    • G01N27/333Ion-selective electrodes or membranes
    • G01N27/3335Ion-selective electrodes or membranes the membrane containing at least one organic component
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/61Polysiloxanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Secondary Cells (AREA)

Abstract

SE PRESENTA UNA COMPOSICION QUE COMPRENDE EN UNA DISTRIBUCION HOMOGENEA A) AL MENOS UNA SAL QUE CONTIENE UN ANION LIPOFILICO, B) UN POLIURETANO TERMOPLASTICO LIBRE DE PLASTIFICADOR ALEATORIAMENTE SEGMENTADO QUE ES SOLUBLE EN SOLVENTES ORGANICOS, UNA POLIUREA O UNA UREA DE POLIURETANO, LOS COMPONENTES SE FORMAN A PARTIR DE A) 5-45% DE PESO DE UN DIISOCIANATO AROMATICO, CICLOALIFATICO O ALIFATICO LINEAL, B) 0.20% DEL PESO DE ALQUILENODIOL C{SUB, 2-12} O ALQUILENODIAMINO C{SUB, 2-12} LINEAL O RAMIFICADO, C) 0-75% DE SU PESO DE UN POLITETRAHIDROFURAN O DE UN POLITETRAHIDROFURAN ACABADO EN AMINOPROPILO, D) 0.10% DE SU PESO DE UN GLICOL DE POLIETILENO O DE UN GLICOL DE POLIETILENO ACABADO EN AMINOPROPILO, E) 0.75% DE SU PESO DE UN GLICOL DE POLIPROPILENO O DE UN GLICOL DE POLIPROPILENO ACABADO EN AMINOPROPILO, LA COMPOSICION CONTIENE F) 15-95% DE SU PESO DE UN POLIDIMETILSILOXANO ACABADO EN HIDROXIDO, HIDROXIPROPILO O AMINOPROPILO, LOS PORCENTAJES SE REFIERE A LA CANTIDAD DE POLIMERO, Y LA SUMA DE LOS COMPONENTES A) A F) SERA 100, Y C) UN IONOFERO NO IONICO QUE FORMA UN COMPLEJO CON LOS IONES DE CA{SUP ++}. LA INVENCION TAMBIEN SE REFIERE A UN ELECTRODO PARA ANALISIS DE CALCIO, QUE CONTIENE LA COMPOSICION EN FORMA DE MEMBRANA, A UN PROCESO PARA EL ANALISIS ELECTROQUIMICO DE IONES DE CA{SUP, ++} EN SOLUCION ASI COMO AL USO DE LA COMPOSICION PARA EL ANALISIS ELECTROQUIMICO DE IONES DE CA{SUP, ++}.
ES95937046T 1994-11-14 1995-11-02 Poliuretanos termoplasticos segmentados aleatoriamente como matriz para el analisis electroquimico de iones ca++. Expired - Lifetime ES2173979T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH340994 1994-11-14

Publications (1)

Publication Number Publication Date
ES2173979T3 true ES2173979T3 (es) 2002-11-01

Family

ID=4255369

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95937046T Expired - Lifetime ES2173979T3 (es) 1994-11-14 1995-11-02 Poliuretanos termoplasticos segmentados aleatoriamente como matriz para el analisis electroquimico de iones ca++.

Country Status (8)

Country Link
US (1) US5863972A (es)
EP (1) EP0792454B1 (es)
AT (1) ATE216078T1 (es)
AU (1) AU3927295A (es)
DE (1) DE69526366T2 (es)
DK (1) DK0792454T3 (es)
ES (1) ES2173979T3 (es)
WO (1) WO1996015443A1 (es)

Families Citing this family (30)

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US5786439A (en) 1996-10-24 1998-07-28 Minimed Inc. Hydrophilic, swellable coatings for biosensors
US5882494A (en) * 1995-03-27 1999-03-16 Minimed, Inc. Polyurethane/polyurea compositions containing silicone for biosensor membranes
AU7245796A (en) * 1996-09-26 1998-04-17 Minimed, Inc. Silicon-containing biocompatible membranes
US8527026B2 (en) 1997-03-04 2013-09-03 Dexcom, Inc. Device and method for determining analyte levels
US6001067A (en) 1997-03-04 1999-12-14 Shults; Mark C. Device and method for determining analyte levels
WO1999051330A1 (en) * 1998-04-06 1999-10-14 Patko Martin J Organic ion-selective membranes
KR100349000B1 (ko) * 1998-07-09 2003-03-26 주식회사 아이센스 친수성폴리우레탄을사용한바이오센서의제조방법
US6994913B1 (en) 1999-09-30 2006-02-07 Sekisui Chemical Co., Ltd. Thermoplastic elastomer, use thereof, and process for producing the same
DE10022247A1 (de) * 2000-05-08 2001-11-15 Basf Ag Polyurethan und dessen Verwendung zur Modifizierung rheologischer Eigenschaften
US20030032874A1 (en) 2001-07-27 2003-02-13 Dexcom, Inc. Sensor head for use with implantable devices
US8364229B2 (en) * 2003-07-25 2013-01-29 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
US7613491B2 (en) 2002-05-22 2009-11-03 Dexcom, Inc. Silicone based membranes for use in implantable glucose sensors
US7828728B2 (en) * 2003-07-25 2010-11-09 Dexcom, Inc. Analyte sensor
US7226978B2 (en) * 2002-05-22 2007-06-05 Dexcom, Inc. Techniques to improve polyurethane membranes for implantable glucose sensors
US6770729B2 (en) 2002-09-30 2004-08-03 Medtronic Minimed, Inc. Polymer compositions containing bioactive agents and methods for their use
US7309603B2 (en) * 2002-12-13 2007-12-18 Corning Incorporated Multiwell plate lid with vents
EP1648298A4 (en) 2003-07-25 2010-01-13 Dexcom Inc OXYGEN-IMPROVED MEMBRANE SYSTEMS FOR IMPLANTABLE DEVICES
US9763609B2 (en) 2003-07-25 2017-09-19 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
US20050090607A1 (en) * 2003-10-28 2005-04-28 Dexcom, Inc. Silicone composition for biocompatible membrane
US8277713B2 (en) 2004-05-03 2012-10-02 Dexcom, Inc. Implantable analyte sensor
US8744546B2 (en) * 2005-05-05 2014-06-03 Dexcom, Inc. Cellulosic-based resistance domain for an analyte sensor
ATE416526T1 (de) * 2006-08-25 2008-12-15 Alcatel Lucent Digitalsignalempfänger mit q-faktorüberwachung
US20200037875A1 (en) 2007-05-18 2020-02-06 Dexcom, Inc. Analyte sensors having a signal-to-noise ratio substantially unaffected by non-constant noise
US8682408B2 (en) 2008-03-28 2014-03-25 Dexcom, Inc. Polymer membranes for continuous analyte sensors
US8583204B2 (en) 2008-03-28 2013-11-12 Dexcom, Inc. Polymer membranes for continuous analyte sensors
US11730407B2 (en) 2008-03-28 2023-08-22 Dexcom, Inc. Polymer membranes for continuous analyte sensors
EP4549933A3 (en) 2008-09-19 2025-05-21 DexCom, Inc. Particle-containing membrane and particulate electrode for analyte sensors
CN104849335A (zh) * 2015-05-29 2015-08-19 李宏奎 一种检测血样离子钙含量的方法
CN112639457A (zh) * 2018-08-28 2021-04-09 株式会社堀场先进技术 钙离子浓度测定装置
DE102018132108B4 (de) * 2018-12-13 2023-03-30 Hamilton Bonaduz Ag Einstabmesskette mit Hydrogel aufweisendem Diaphragma und Verfahren zum Herstellen der Einstabmesskette

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS213944B1 (en) * 1980-04-24 1982-04-09 Jaromir Petranek Calcium/ii/-selective polymeric diaphragm
CA1222438A (en) * 1983-05-12 1987-06-02 Steven C. Charlton Unified test means for ion determination
JPS6265216A (ja) * 1985-09-18 1987-03-24 Nippon Mining Co Ltd 磁気ヘツドのギヤツプ接合方法
JPH076942B2 (ja) * 1987-03-18 1995-01-30 工業技術院長 イオン選択性電極
US4816130A (en) * 1987-07-02 1989-03-28 Becton, Dickinson And Company Blood electrolyte sensors including crosslinked polyetherurethane membranes
IT1222121B (it) * 1987-07-24 1990-08-31 Eniricerche Spa Sensore per ioni contenente una membrana organica selettiva

Also Published As

Publication number Publication date
DK0792454T3 (da) 2002-06-03
EP0792454B1 (en) 2002-04-10
AU3927295A (en) 1996-06-06
ATE216078T1 (de) 2002-04-15
US5863972A (en) 1999-01-26
WO1996015443A1 (en) 1996-05-23
DE69526366T2 (de) 2002-11-14
DE69526366D1 (de) 2002-05-16
EP0792454A1 (en) 1997-09-03

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