DE3887781D1 - Vernetzte Polyetherurethan-Membranen zur Verwendung in Sensoren für Blutelektrolyte. - Google Patents
Vernetzte Polyetherurethan-Membranen zur Verwendung in Sensoren für Blutelektrolyte.Info
- Publication number
- DE3887781D1 DE3887781D1 DE88107374T DE3887781T DE3887781D1 DE 3887781 D1 DE3887781 D1 DE 3887781D1 DE 88107374 T DE88107374 T DE 88107374T DE 3887781 T DE3887781 T DE 3887781T DE 3887781 D1 DE3887781 D1 DE 3887781D1
- Authority
- DE
- Germany
- Prior art keywords
- blood
- membranes
- cross
- electrolyte
- polyether urethane
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/40—Semi-permeable membranes or partitions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/54—Polyureas; Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6677—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Polyurethanes Or Polyureas (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Conductive Materials (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
- Thermistors And Varistors (AREA)
- Measuring Fluid Pressure (AREA)
- Secondary Cells (AREA)
- Primary Cells (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Materials For Medical Uses (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/069,453 US4743629A (en) | 1987-07-02 | 1987-07-02 | Crosslinked polyetherurethane membranes useful in blood electrolyte sensors |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3887781D1 true DE3887781D1 (de) | 1994-03-24 |
DE3887781T2 DE3887781T2 (de) | 1994-06-23 |
Family
ID=22089068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3887781T Expired - Fee Related DE3887781T2 (de) | 1987-07-02 | 1988-05-07 | Vernetzte Polyetherurethan-Membranen zur Verwendung in Sensoren für Blutelektrolyte. |
Country Status (14)
Country | Link |
---|---|
US (1) | US4743629A (de) |
EP (1) | EP0297252B1 (de) |
JP (1) | JPS6434402A (de) |
KR (1) | KR910009815B1 (de) |
AT (1) | ATE101539T1 (de) |
AU (1) | AU595447B2 (de) |
CA (1) | CA1323151C (de) |
DE (1) | DE3887781T2 (de) |
DK (1) | DK252788A (de) |
ES (1) | ES2061547T3 (de) |
FI (1) | FI882158A (de) |
MX (1) | MX164757B (de) |
NO (1) | NO176164C (de) |
ZA (1) | ZA883297B (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4909594A (en) * | 1989-02-23 | 1990-03-20 | The Dow Chemical Company | Optical coupler pressure or load sensor |
US4909597A (en) * | 1989-02-23 | 1990-03-20 | The Dow Chemical Company | Flexible optical waveguide containing a thermoplastic aliphatic segmented polyurethane core |
US5015238A (en) * | 1989-06-21 | 1991-05-14 | Becton, Dickinson And Company | Expandable obturator and catheter assembly including same |
JPH0749460B2 (ja) * | 1990-04-04 | 1995-05-31 | 三洋化成工業株式会社 | 吸水性ウレタンフィルムの製造用原液およびフィルムの製法 |
JPH0758082B2 (ja) * | 1990-06-22 | 1995-06-21 | 株式会社ゼクセル | 油圧制御弁装置 |
US5152287A (en) * | 1990-08-15 | 1992-10-06 | Cordis Corporation | Cross-linked fluorinated polymers for use in gas sensors |
EP0561760B1 (de) * | 1992-03-20 | 1998-08-26 | Monsanto Company | Extraktion organischer Verbindungen aus wässrigen Lösungen |
US5507949A (en) * | 1992-03-20 | 1996-04-16 | Monsanto Company | Supported liquid membrane and separation process employing same |
US5217026A (en) * | 1992-04-06 | 1993-06-08 | Kingston Technologies, Inc. | Guidewires with lubricious surface and method of their production |
CA2134087C (en) * | 1992-04-24 | 2007-07-17 | Robert S. Ward | Copolymers and non-porous, semi-permeable membrane thereof and its use for permeating molecules of predetermined molecular weight range |
CA2103742C (en) * | 1992-08-11 | 2001-07-17 | Robert Ziolkowski Greenley | Novel solid poly-amphiphilic polymer having use in a separation process |
DE69530928T2 (de) * | 1994-08-22 | 2003-12-24 | Zeon Corp | Gegenstand aus polyurethane in einer tubularen ballon form |
AUPO251096A0 (en) | 1996-09-23 | 1996-10-17 | Cardiac Crc Nominees Pty Limited | Polysiloxane-containing polyurethane elastomeric compositions |
AU4426600A (en) * | 1999-05-07 | 2000-11-21 | Salviac Limited | Biostable polyurethane products |
EP1122535A3 (de) * | 2000-01-31 | 2004-09-22 | The Penn State Research Foundation | Verfahren zur Prüfung des Inhalts eines verschlossenen Behälters |
WO2002054969A1 (en) * | 2001-01-10 | 2002-07-18 | Blood Cell Storage Inc. | System for growth, analysis, storage, validation and distribution of cells and tissues used for biomedical purposes |
US8497134B2 (en) | 2004-08-19 | 2013-07-30 | Blood Cell Storage, Inc. | Fluorescent detector systems for the detection of chemical perturbations in sterile storage devices |
US8183052B2 (en) * | 2004-08-19 | 2012-05-22 | Blood Cell Storage, Inc. | Methods and apparatus for sterility testing |
CN101036046B (zh) * | 2004-08-19 | 2012-02-22 | 血细胞保存公司 | 荧光pH检测器系统和相关方法 |
HUE032005T2 (en) | 2009-05-15 | 2017-08-28 | Interface Biologics Inc | Antithrombotic hollow fiber membranes, embedded resin and blood tube |
ITGE20090058A1 (it) * | 2009-07-24 | 2011-01-25 | Dipartimento Di Chimica E Chimica I Ndustriale Del | Membrane a conduzione protonica a matrice poliuretanica funzionalizzata. |
US9040307B2 (en) | 2011-05-27 | 2015-05-26 | Blood Cell Storage, Inc. | Fluorescent pH detector system and related methods |
US10058821B2 (en) * | 2013-09-13 | 2018-08-28 | Infineon Technologies Ag | Ion pump |
US9045582B2 (en) * | 2013-10-29 | 2015-06-02 | Uop Llc | Cross-linked rubbery polyurethane-ether membranes for separations |
JP7254704B2 (ja) | 2016-10-18 | 2023-04-10 | エボニック カナダ インコーポレーテッド | 表面修飾マクロ分子を含む可塑化pvc混合物及びそれから製造された物品 |
WO2019014400A1 (en) | 2017-07-14 | 2019-01-17 | Fresenius Medical Care Holdings, Inc. | PROCESS FOR OBTAINING SURFACE MODIFICATION COMPOSITION WITH ENHANCED BY-PRODUCT REMOVAL |
US11325077B2 (en) | 2019-10-24 | 2022-05-10 | King Fahd University Of Petroleum And Minerals | Composite membrane containing a polydopamine-poly acyl halide matrix incorporating carbide-derived carbon and methods thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3993576A (en) * | 1974-05-20 | 1976-11-23 | The Dow Chemical Company | Mixtures of high and low molecular weight polyols resistant to phase separation |
DE2817457A1 (de) * | 1978-04-21 | 1979-10-31 | Bayer Ag | Thermoplastische polyurethane fuer die verarbeitung in extrudern oder/und auf kalandern |
DD151874A1 (de) * | 1980-07-03 | 1981-11-11 | Klaus Deutsch | Asymmetrische membranen auf basis hydrophiler polyurethane |
GB2093190B (en) * | 1980-10-15 | 1984-11-21 | Smith & Nephew Ass | Blood gas sensor |
DE3341847A1 (de) * | 1983-11-19 | 1985-06-13 | Akzo Gmbh, 5600 Wuppertal | Membranen aus diisocyanat-additionspolymeren fuer haemodialyse und/oder haemofiltration |
US4532316A (en) * | 1984-05-29 | 1985-07-30 | W. L. Gore & Assoc., Inc. | Phase separating polyurethane prepolymers and elastomers prepared by reacting a polyol having a molecular weight of 600-3500 and isocyanate and a low molecular weight chain extender in which the ratios of reactants have a limited range |
JPS63105770A (ja) * | 1986-10-23 | 1988-05-11 | 鐘淵化学工業株式会社 | 血漿成分分離用膜 |
-
1987
- 1987-07-02 US US07/069,453 patent/US4743629A/en not_active Expired - Fee Related
-
1988
- 1988-05-06 CA CA000566103A patent/CA1323151C/en not_active Expired - Fee Related
- 1988-05-06 DK DK252788A patent/DK252788A/da not_active Application Discontinuation
- 1988-05-07 AT AT88107374T patent/ATE101539T1/de not_active IP Right Cessation
- 1988-05-07 EP EP88107374A patent/EP0297252B1/de not_active Expired - Lifetime
- 1988-05-07 ES ES88107374T patent/ES2061547T3/es not_active Expired - Lifetime
- 1988-05-07 DE DE3887781T patent/DE3887781T2/de not_active Expired - Fee Related
- 1988-05-09 FI FI882158A patent/FI882158A/fi not_active Application Discontinuation
- 1988-05-09 AU AU15816/88A patent/AU595447B2/en not_active Ceased
- 1988-05-09 NO NO882019A patent/NO176164C/no unknown
- 1988-05-10 ZA ZA883297A patent/ZA883297B/xx unknown
- 1988-05-10 KR KR1019880005388A patent/KR910009815B1/ko not_active IP Right Cessation
- 1988-05-10 JP JP63113402A patent/JPS6434402A/ja active Granted
- 1988-05-11 MX MX11434A patent/MX164757B/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP0297252A3 (de) | 1991-04-10 |
FI882158A0 (fi) | 1988-05-09 |
AU595447B2 (en) | 1990-03-29 |
DK252788A (da) | 1989-01-03 |
ATE101539T1 (de) | 1994-03-15 |
NO176164B (no) | 1994-11-07 |
NO882019D0 (no) | 1988-05-09 |
FI882158A (fi) | 1989-01-03 |
ZA883297B (en) | 1989-01-25 |
NO176164C (no) | 1995-02-15 |
DK252788D0 (da) | 1988-05-06 |
KR910009815B1 (ko) | 1991-11-30 |
EP0297252A2 (de) | 1989-01-04 |
JPH0534049B2 (de) | 1993-05-21 |
CA1323151C (en) | 1993-10-19 |
KR890002338A (ko) | 1989-04-10 |
AU1581688A (en) | 1989-01-05 |
US4743629A (en) | 1988-05-10 |
NO882019L (no) | 1989-01-03 |
ES2061547T3 (es) | 1994-12-16 |
EP0297252B1 (de) | 1994-02-16 |
JPS6434402A (en) | 1989-02-03 |
MX164757B (es) | 1992-09-22 |
DE3887781T2 (de) | 1994-06-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3887781D1 (de) | Vernetzte Polyetherurethan-Membranen zur Verwendung in Sensoren für Blutelektrolyte. | |
DE69217315D1 (de) | Hydrophile Polyurethan-Membranen für elektrochemische Glucosesensoren | |
DK296785D0 (da) | Instrument til fjernelse af fremmedlegemer fra fysiologiske kanaler eller ledninger i det menneskelige legeme | |
ATE16820T1 (de) | Testelement zur bestimmung von glukose in hoher konzentration. | |
DE59710933D1 (de) | Messanordnung zur optischen Bestimmung der totalen Hämoglobinkonzentration | |
DE3874498D1 (de) | Kombinationen elektrochemischer zellen von laenglicher form. | |
DE3789551D1 (de) | Optischer multiplexer/demultiplexer und dessen verwendung in einem optischen modul. | |
MX153850A (es) | Aparato mejorado para la determinacion cuantitativa de nivel de hemoglobina en una muestra de heces u orina | |
DE68909436D1 (de) | Elektrochemischer detektor zur erleichterung wiederholter messungen. | |
DE69105398T3 (de) | Separatoren für elektrochemische Zellen. | |
ES548538A0 (es) | Perfeccionamientos en un aparato de analisis para la deter- minacion optica de substancias en solucion | |
GB8718726D0 (en) | Regeneration of potentiometric solid electrolyte measuring cells | |
BR8403384A (pt) | Conjunto de celula eletroquimica dividida | |
DK100384D0 (da) | Objektplade til afproevning af okkult blod | |
IT1230567B (it) | Dispositivo e procedimento per la determinazione dello zolfo totale contenuto in composti chimici | |
DK153985A (da) | Membran til omvendt osmose samt stoebeoploesning og fremgangsmaade til dens fremstilling | |
DE59712349D1 (de) | Durchflussmesszelle zur extrakorporalen Messung von Blutparametern | |
NO832785L (no) | Elektrokjemisk system for bestemmelse av oksygens partialtrykk | |
DE68910949D1 (de) | Trockenelektrolytrohr für Natrium/Schwefel-Zellen und Verfahren zur Oberflächenbehandlung. | |
DE3050547A1 (de) | Porous polymer membrane and method of making it | |
DE3678697D1 (de) | Messanordnung der lichtzerstreuung in biologischen zellen bei flusscytophotometern. | |
ES508226A0 (es) | "metodo para la determinacion del nivel de transferrina en la sangre". | |
DE59007888D1 (de) | Elektrochemische bestimmung der sauerstoffkonzentration. | |
BR8702457A (pt) | Celula eletroquimica composta de anodo e celula eletroquimica nao aquosa | |
ES497455A0 (es) | Mejoras introducidas en la construccion de juegos recreati- vos |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |