BR9509481A - Sensor eletroquímico amperométrico barreira de difusão processos para determinação da presença de um gás e para preparação de um sensor eletroquímico amperométrico respirador e indicadores de exposição pessoal e de exposição ambiental - Google Patents

Sensor eletroquímico amperométrico barreira de difusão processos para determinação da presença de um gás e para preparação de um sensor eletroquímico amperométrico respirador e indicadores de exposição pessoal e de exposição ambiental

Info

Publication number
BR9509481A
BR9509481A BR9509481A BR9509481A BR9509481A BR 9509481 A BR9509481 A BR 9509481A BR 9509481 A BR9509481 A BR 9509481A BR 9509481 A BR9509481 A BR 9509481A BR 9509481 A BR9509481 A BR 9509481A
Authority
BR
Brazil
Prior art keywords
electrochemical sensor
exposure
respirator
indicators
preparing
Prior art date
Application number
BR9509481A
Other languages
English (en)
Portuguese (pt)
Inventor
Edward E Parsonage
Mark K Debe
Original Assignee
Minnesota Mining & Mfg
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 & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR9509481A publication Critical patent/BR9509481A/pt

Links

Classifications

    • 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
    • G01N27/416—Systems
    • G01N27/49—Systems involving the determination of the current at a single specific value, or small range of values, of applied voltage for producing selective measurement of one or more particular ionic species
    • 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
    • G01N27/403—Cells and electrode assemblies
    • G01N27/404—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors
    • G01N27/4045—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors for gases other than oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Hybrid Cells (AREA)
BR9509481A 1994-10-24 1995-09-06 Sensor eletroquímico amperométrico barreira de difusão processos para determinação da presença de um gás e para preparação de um sensor eletroquímico amperométrico respirador e indicadores de exposição pessoal e de exposição ambiental BR9509481A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32875094A 1994-10-24 1994-10-24
PCT/US1995/011303 WO1996012949A1 (en) 1994-10-24 1995-09-06 Chemical sensor with diffusion barrier

Publications (1)

Publication Number Publication Date
BR9509481A true BR9509481A (pt) 1997-09-30

Family

ID=23282272

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9509481A BR9509481A (pt) 1994-10-24 1995-09-06 Sensor eletroquímico amperométrico barreira de difusão processos para determinação da presença de um gás e para preparação de um sensor eletroquímico amperométrico respirador e indicadores de exposição pessoal e de exposição ambiental

Country Status (5)

Country Link
EP (1) EP0788597A1 (ko)
JP (1) JPH10507831A (ko)
KR (1) KR970707439A (ko)
BR (1) BR9509481A (ko)
WO (1) WO1996012949A1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2366909A1 (en) * 2002-01-03 2003-07-03 Envitec-Wismar Gmbh Device and method for measuring alcohol vapour concentration
WO2006046588A1 (ja) 2004-10-28 2006-05-04 Seems Inc. 疾病診断システム
CN108254420B (zh) * 2016-12-28 2024-03-12 深圳市普晟传感技术有限公司 一种用于快速检测低浓度氢气的氢气传感器
CN115791930B (zh) * 2022-08-12 2024-03-15 江苏惟哲新材料有限公司 一种极限电流型氧传感器的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4227984A (en) * 1979-03-01 1980-10-14 General Electric Company Potentiostated, three-electrode, solid polymer electrolyte (SPE) gas sensor having highly invariant background current characteristics with temperature during zero-air operation
US4297689A (en) * 1980-01-08 1981-10-27 Interscan Corporation Personnel-carried dosimeter
EP0065402A3 (en) * 1981-05-11 1984-09-12 Critikon, Inc. Polarographic oxygen sensor
US4534356A (en) * 1982-07-30 1985-08-13 Diamond Shamrock Chemicals Company Solid state transcutaneous blood gas sensors
JP2753154B2 (ja) * 1991-05-14 1998-05-18 株式会社東芝 磁気ディスク装置
US5338430A (en) * 1992-12-23 1994-08-16 Minnesota Mining And Manufacturing Company Nanostructured electrode membranes

Also Published As

Publication number Publication date
MX9702850A (es) 1997-07-31
JPH10507831A (ja) 1998-07-28
WO1996012949A1 (en) 1996-05-02
EP0788597A1 (en) 1997-08-13
KR970707439A (ko) 1997-12-01

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law