KR100477902B1 - 염분측정장치용 전극막 및 그 제조방법 - Google Patents
염분측정장치용 전극막 및 그 제조방법 Download PDFInfo
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- KR100477902B1 KR100477902B1 KR10-2002-0005320A KR20020005320A KR100477902B1 KR 100477902 B1 KR100477902 B1 KR 100477902B1 KR 20020005320 A KR20020005320 A KR 20020005320A KR 100477902 B1 KR100477902 B1 KR 100477902B1
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- 239000012528 membrane Substances 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 239000002244 precipitate Substances 0.000 claims abstract description 86
- 229910021607 Silver chloride Inorganic materials 0.000 claims abstract description 72
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 claims abstract description 72
- 229910052709 silver Inorganic materials 0.000 claims abstract description 24
- 238000000975 co-precipitation Methods 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 18
- 238000000748 compression moulding Methods 0.000 claims abstract description 10
- 239000010419 fine particle Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 101710134784 Agnoprotein Proteins 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000008367 deionised water Substances 0.000 claims description 18
- 229910021641 deionized water Inorganic materials 0.000 claims description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- 239000000047 product Substances 0.000 claims description 12
- 239000004332 silver Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 230000032683 aging Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 238000003828 vacuum filtration Methods 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 30
- 150000003839 salts Chemical class 0.000 abstract description 16
- 239000004567 concrete Substances 0.000 abstract description 9
- 238000004448 titration Methods 0.000 abstract description 9
- 238000004313 potentiometry Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 6
- 239000004576 sand Substances 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract description 4
- 238000011105 stabilization Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 42
- 239000011734 sodium Substances 0.000 description 26
- 239000012088 reference solution Substances 0.000 description 9
- 239000012488 sample solution Substances 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 8
- 238000004062 sedimentation Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- RCTYPNKXASFOBE-UHFFFAOYSA-M chloromercury Chemical compound [Hg]Cl RCTYPNKXASFOBE-UHFFFAOYSA-M 0.000 description 3
- 229910017053 inorganic salt Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000012491 analyte Substances 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 238000011088 calibration curve Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000011085 pressure filtration Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 description 1
- 244000137852 Petrea volubilis Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- XEYBHCRIKKKOSS-UHFFFAOYSA-N disodium;azanylidyneoxidanium;iron(2+);pentacyanide Chemical class [Na+].[Na+].[Fe+2].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].[O+]#N XEYBHCRIKKKOSS-UHFFFAOYSA-N 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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
- G01N27/28—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
- G01N27/4161—Systems measuring the voltage and using a constant current supply, e.g. chronopotentiometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Ceramic Engineering (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
조성 | AgCl/Ag2S | Ag |
T-1 | 100~85 | 1~15 |
T-2 | 85~70 | 15~30 |
T-3 | 70~55 | 30~45 |
조성 | AgCl | Ag2S | Ag |
S-1 | 40~60 | 1~15 | 30~45 |
S-2 | 40~60 | 15~30 | 15~30 |
S-3 | 40~60 | 30~45 | 1~15 |
Claims (6)
- 미세한 입자크기를 갖는 분말 형태의 AgCl/Ag2S 공동침전물 (coprecipitation material) 55~100wt% 및 Ag 1~45wt%를 균일하게 혼합한 후 성형 틀에 넣고 직경 1mm, 길이 12~14cm의 순도 99.9%의 은줄을 장착한 후 2~4ton/㎠의 압력으로 압축성형 하여 제조한 것을 특징으로 하는 염분측정장치용 전극막.
- 제 1항에 있어서, 상기 AgCl/Ag2S 공동침전물 (coprecipitation material) 및 Ag의 입자크기는 45㎛이하인 것을 특징으로 하는 염분측정장치용 전극막.
- 미세한 입자크기를 갖는 분말 형태의 AgCl 침전물 40~60wt%와 Ag2S 침전물 1~45wt% 및 Ag 1~45wt%를 균일하게 혼합한 다음 성형 틀에 넣고 순도 99.9%의 은줄을 장착한 후 2~4ton/㎠의 힘으로 압축성형 하여 제조한 것을 특징으로 하는 염분측정장치용 전극막.
- 제 3항에 있어서, 상기 AgCl 침전물과 Ag2S 침전물 및 Ag의 입자크기는 45㎛이하인 것을 특징으로 하는 염분측정장치용 전극막.
- 일정량의 탈이온수에 AgNO3, Na2S, KCl을 넣고 용해시켜 각각 203.85wt% ~ 407.7wt%의 AgNO3 용액과 7.8wt% ~ 54.6wt%의 Na2S 용액 및 96.9wt%의 KCl 용액을 만드는 단계와;위에서 만들어진 203.85wt% ~ 407.7wt%의 AgNO3 용액이 담겨진 용기를 초음파발생기에 넣어 반응이 완결될 때까지 교반하는 단계와;위에서 만들어진 Na2S 용액과 KCl 용액을 각각의 적하장치(Dropping Funnel)에 넣은 다음 초음파세척기가 작동중인 상태에서 AgNO3 용액에 각각 1방울/sec의 속도로 동시에 적하시켜 Ag2S/AgCl의 공동침전물(coprecipitation material)이 생성되도록 하는 단계와;상기 Na2S 용액과 KCl 용액의 적하가 완료된 상태에서 Ag2S/AgCl의 공침 생성이 용이하게 이루어지도록 하기 위하여 40분~1시간동안 에이징(Aging)시키는 단계와;감압여과장치를 이용하여 주 생성물인 Ag2S/AgCl의 공동침전물과 잔류물인 Na+, K+, NO3 -이온을 분리키는 단계와;잔류물을 일정량의 탈이온수로 세척하는 단계와;탈이온수 세척에 따른 수분을 제거하기 위하여 일정량의 아세톤으로 세척하는 단계와;얻어진 Ag2S/AgCl의 공동침전물을 상온에서 건조하는 단계와;Ag2S/AgCl의 공동침전물을 분쇄기로써 분쇄하는 단계와;분말형태로 분쇄된 Ag2S/AgCl의 공동침전물을 표준망체를 이용하여 거르는 단계와;얻어진 Ag2S/AgCl의 공동침전물과 별도로 마련하는 분말 형태의 Ag를 혼합한 후 성형 틀에 넣은 상태에서 순도 99.9%의 은줄(Ag wire)을 장착하고 2~4ton/㎠의 압력으로 압축성형 하는 단계를 포함하는 것을 특징으로 하는 염분측정장치용 전극막의 제조방법.
- 일정량의 탈이온수에 AgNO3, Na2S, KCl을 넣고 용해시켜 각각 203.85wt% ~ 407.7wt%의 AgNO3 용액과 7.8wt% ~ 54.6wt%의 Na2S 용액 및 96.9wt%의 KCl 용액을 만드는 단계와;위에서 만들어진 203.85wt% ~ 407.7wt%의 AgNO3 용액이 담겨진 용기를 초음파발생기에 넣고 교반하면서 Na2S 용액을 적하장치(Dropping Funnel)에 넣은 다음 초음파발생기 작동 하에서 AgNO3 용액에 1방울/sec의 속도로 적하시켜 Ag2S 침전물을 합성하는 단계와;Ag2S 침전물의 생성이 용이하게 이루어지도록 하기 위하여 40분~1시간동안 에이징(aging)시키는 단계와;감압여과장치를 이용하여 주 생성물인 Ag2S 침전물과 잔류물인 Na+, NO3 - 이온을 분리키는 단계와;203.85wt% ~ 407.7wt%의 AgNO3 용액이 담겨진 용기를 초음파발생기에 넣고 교반하면서 KCl 용액을 적하장치(Dropping Funnel)에 넣은 다음 초음파발생기 작동 하에서 AgNO3 용액에 1방울/sec의 속도로 적하시켜 AgCl 침전물을 합성하는 단계와;AgCl 침전물의 생성이 용이하게 이루어지도록 하기 위하여 40분~1시간 동안 에이징(Aging)시키는 단계와;감압여과장치를 이용하여 주 생성물인 AgCl 침전물과 잔류물인 K+, NO3 - 이온을 분리시키는 단계와;AgCl 침전물과 Ag2S 침전물을 일정량의 탈이온수로 세척하는 단계와;탈이온수 세척에 따른 수분을 제거하기 위하여 일정량의 아세톤으로 세척하는 단계와;분리된 상태로 얻어진 Ag2S 침전물과 AgCl 침전물을 상온에서 건조하는 단계와;Ag2S 침전물과 AgCl 침전물을 각각 분쇄기로 분쇄하는 단계와;분말형태로 분쇄된 Ag2S 침전물과 AgCl 침전물의 입자들을 각각 표준망체를 이용하여 거르는 단계와;얻어진 Ag2S 침전물과 AgCl 침전물 및 별도로 마련된 분말 형태의 Ag를 혼합한 후 성형 틀에 넣은 상태에서 순도 99.9%의 은줄을 장착하고 2~4ton/㎠의 압력으로 압축성형 하는 단계를 포함하는 것을 특징으로 하는 염분측정장치용 전극막의 제조방법.
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KR10-2002-0005320A KR100477902B1 (ko) | 2002-01-30 | 2002-01-30 | 염분측정장치용 전극막 및 그 제조방법 |
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Cited By (1)
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KR101612373B1 (ko) * | 2015-01-29 | 2016-04-15 | 대윤계기산업(주) | 온라인 저농도 염화 이온 연속 측정 시스템 |
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KR100818668B1 (ko) * | 2004-07-19 | 2008-04-01 | 대윤계기산업 주식회사 | 경화된 콘크리트 및 콘크리트 재료에 함유된 산가용성염화물과 수용성 염화물을 추출하기 위한 추출액 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63142251A (ja) * | 1986-12-04 | 1988-06-14 | Horiba Ltd | 塩化物イオン電極 |
JPS6441853A (en) * | 1987-08-07 | 1989-02-14 | Riken Keiki Kk | Measurement of density of chlorine ion for ready-mixed concrete |
JPH01270658A (ja) * | 1988-04-22 | 1989-10-27 | New Cosmos Electric Corp | 生コンクリート中の塩分量測定方法及び生コンクリート中の塩分量測定装置 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63142251A (ja) * | 1986-12-04 | 1988-06-14 | Horiba Ltd | 塩化物イオン電極 |
JPS6441853A (en) * | 1987-08-07 | 1989-02-14 | Riken Keiki Kk | Measurement of density of chlorine ion for ready-mixed concrete |
JPH01270658A (ja) * | 1988-04-22 | 1989-10-27 | New Cosmos Electric Corp | 生コンクリート中の塩分量測定方法及び生コンクリート中の塩分量測定装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101612373B1 (ko) * | 2015-01-29 | 2016-04-15 | 대윤계기산업(주) | 온라인 저농도 염화 이온 연속 측정 시스템 |
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