KR102144334B1 - 과산화수소 측정 센서 및 과산화수소 측정 센서의 작업 전극 제조 방법 - Google Patents
과산화수소 측정 센서 및 과산화수소 측정 센서의 작업 전극 제조 방법 Download PDFInfo
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- KR102144334B1 KR102144334B1 KR1020130087455A KR20130087455A KR102144334B1 KR 102144334 B1 KR102144334 B1 KR 102144334B1 KR 1020130087455 A KR1020130087455 A KR 1020130087455A KR 20130087455 A KR20130087455 A KR 20130087455A KR 102144334 B1 KR102144334 B1 KR 102144334B1
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- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 142
- 238000000034 method Methods 0.000 title claims description 30
- 238000001514 detection method Methods 0.000 title 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000005751 Copper oxide Substances 0.000 claims abstract description 47
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 47
- 239000002057 nanoflower Substances 0.000 claims abstract description 32
- 238000005259 measurement Methods 0.000 claims abstract description 26
- 239000004642 Polyimide Substances 0.000 claims abstract description 14
- 229920001721 polyimide Polymers 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 229910052802 copper Inorganic materials 0.000 claims description 20
- 239000010949 copper Substances 0.000 claims description 20
- 229920001774 Perfluoroether Polymers 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 11
- 102000004190 Enzymes Human genes 0.000 claims description 10
- 108090000790 Enzymes Proteins 0.000 claims description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 229910052697 platinum Inorganic materials 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 4
- 229910021607 Silver chloride Inorganic materials 0.000 claims 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 claims 2
- 239000000243 solution Substances 0.000 description 25
- 230000035484 reaction time Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 7
- 238000002848 electrochemical method Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000004044 response Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000010842 industrial wastewater Substances 0.000 description 3
- 239000008213 purified water Substances 0.000 description 3
- 238000002484 cyclic voltammetry Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000010411 electrocatalyst Substances 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000003969 polarography Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
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- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/01—Hydrogen peroxide
-
- 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
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
-
- 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
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- 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
- G01N27/48—Systems using polarography, i.e. measuring changes in current under a slowly-varying voltage
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 과산화수소 측정 센서의 회로도이다.
도 3은 도 1의 측정부를 설명하는 블록도이다.
도 4 내지 도 11은 본 발명의 일 실시예에 따른 과산화수소 측정 센서의 작업 전극 제조 방법을 설명하는 도면들이다.
Claims (10)
- 기준 전극;
상대 전극;
산화구리 나노플라워 전극을 포함하는 작업 전극; 및
상기 작업 전극을 통해 용액 내에 포함된 과산화수소 농도를 측정하는 측정부를 포함하되,
상기 산화구리 나노플라워 전극은,
산화구리 전극과,
상기 산화구리 전극의 일면에 형성되고, 상기 산화구리 전극의 다른 면에 비형성된 폴리이미드 테이프(polyimide tape) 층을 포함하고,
상기 측정부 내에는 상기 용액 내에 포함된 과산화수소의 농도별 전류값이 저장되고,
상기 과산화수소의 농도는 100 ~ 1000ppm인 과산화수소 측정 센서. - 삭제
- 제 1항에 있어서,
상기 측정된 전류값은, 상기 과산화수소 농도에 비례하는 과산화수소 측정 센서. - 제 1항에 있어서,
상기 용액은 효소를 미포함하는 과산화수소 측정 센서. - 제 1항에 있어서,
상기 기준 전극은 Ag/AgCl 전극을 포함하는 과산화 수소 측정 센서. - 제 1항에 있어서,
상기 작업 전극의 전위는, 상기 기준 전극의 전위를 기준으로 조절되고,
상기 작업 전극 및 상기 상대 전극 사이에서 전류가 흐르고,
상기 상대 전극은 백금 전극을 포함하는 과산화수소 측정 센서. - Ag/AgCl 전극을 포함하는 기준 전극;
백금 전극을 포함하는 상대 전극;
산화구리 나노플라워 전극을 포함하는 작업 전극; 및
상기 작업 전극을 통해 용액 내에 포함된 과산화수소 농도를 측정하는 측정부를 포함하되,
상기 측정부 내에는 상기 용액 내에 포함된 과산화수소의 농도별 전류값이 저장되고,
상기 과산화수소의 농도는 100 ~ 1000ppm이고,
상기 산화구리 나노플라워 전극은,
산화구리 전극과,
상기 산화구리 전극의 일면에 형성되고, 상기 산화구리 전극의 다른 면에 비형성된 폴리이미드 테이프 층을 포함하는 과산화수소 측정 센서. - 제 8항에 있어서,
상기 반응 공정 수행 시, 상기 PFA 용기의 온도는 41 ~ 42℃에서 유지되는 과산화수소 측정 센서의 작업 전극 제조 방법. - 삭제
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