JP5718193B2 - 比較電極 - Google Patents
比較電極 Download PDFInfo
- Publication number
- JP5718193B2 JP5718193B2 JP2011191304A JP2011191304A JP5718193B2 JP 5718193 B2 JP5718193 B2 JP 5718193B2 JP 2011191304 A JP2011191304 A JP 2011191304A JP 2011191304 A JP2011191304 A JP 2011191304A JP 5718193 B2 JP5718193 B2 JP 5718193B2
- Authority
- JP
- Japan
- Prior art keywords
- internal liquid
- electrode
- internal
- volume expansion
- liquid
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims description 89
- 230000008014 freezing Effects 0.000 claims description 19
- 238000007710 freezing Methods 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 17
- 230000005489 elastic deformation Effects 0.000 claims description 9
- 230000000052 comparative effect Effects 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000000523 sample Substances 0.000 description 34
- 150000002500 ions Chemical class 0.000 description 32
- 239000002131 composite material Substances 0.000 description 21
- 239000002608 ionic liquid Substances 0.000 description 15
- 239000011521 glass Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000012488 sample solution Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HNSDLXPSAYFUHK-UHFFFAOYSA-N 1,4-bis(2-ethylhexyl) sulfosuccinate Chemical compound CCCCC(CC)COC(=O)CC(S(O)(=O)=O)C(=O)OCC(CC)CCCC HNSDLXPSAYFUHK-UHFFFAOYSA-N 0.000 description 1
- 229910017008 AsF 6 Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910018286 SbF 6 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000002577 cryoprotective agent Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000005010 perfluoroalkyl group Chemical group 0.000 description 1
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical group [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 1
- 229920001485 poly(butyl acrylate) polymer Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 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
- G01N27/301—Reference electrodes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Sampling And Sample Adjustment (AREA)
Description
52・・・比較電極用内部電極
54・・・支持管(容器)
55・・・イオン伝導部(イオン液体部材)
6・・・体積膨張吸収機構
61・・・弾性チューブ
Claims (4)
- 内管及び外管を有し、それらの間に密閉空間を形成する支持管と、
前記密閉空間内に充填された内部液と、
前記内部液に浸漬された内部電極と、
前記外管に設けられ、前記内部液及び測定試料を電気的に接続するイオン伝導部と、
前記内部液に少なくとも一部が浸漬されて、前記内部液の凍結に伴う当該内部液の体積膨張を吸収する体積膨張吸収機構とを備え、
前記体積膨張吸収機構が、前記内部液の体積膨張に伴い弾性変形する弾性変形部及び当該弾性変形部に接触して設けられた気体層を有する中空体であり、
前記中空体が、前記内管及び前記外管の間の前記密閉空間に設けられている比較電極。 - 前記中空体が、内部に気体を充填させてなる袋状弾性体である請求項1記載の比較電極。
- 前記袋状弾性体が、前記支持管における密閉空間の一端部から他端部に亘って設けられ、両端が閉塞された弾性チューブである請求項2記載の比較電極。
- 請求項1乃至3の何れか一項に記載の比較電極を用いたイオン濃度測定装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011191304A JP5718193B2 (ja) | 2011-09-02 | 2011-09-02 | 比較電極 |
US13/594,048 US8999128B2 (en) | 2011-09-02 | 2012-08-24 | Reference electrode and ion concentration measurement device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011191304A JP5718193B2 (ja) | 2011-09-02 | 2011-09-02 | 比較電極 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013053891A JP2013053891A (ja) | 2013-03-21 |
JP5718193B2 true JP5718193B2 (ja) | 2015-05-13 |
Family
ID=47752282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011191304A Active JP5718193B2 (ja) | 2011-09-02 | 2011-09-02 | 比較電極 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8999128B2 (ja) |
JP (1) | JP5718193B2 (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5829869B2 (ja) * | 1978-04-04 | 1983-06-25 | 株式会社東芝 | 高温高圧水溶液用参照電極 |
JPS59190648A (ja) * | 1983-04-13 | 1984-10-29 | Hitachi Ltd | 高温用基準電極 |
JPS60260840A (ja) * | 1984-06-07 | 1985-12-24 | Japan Storage Battery Co Ltd | ガルバニ電池式酸素センサ− |
JPS6146459U (ja) * | 1984-08-30 | 1986-03-28 | 株式会社 堀場製作所 | 高圧用比較電極 |
WO2000075648A1 (en) * | 1999-06-08 | 2000-12-14 | Broadley Technologies Corporation | Reference electrode having a microfluidic flowing liquid junction |
DE10207624A1 (de) * | 2002-02-22 | 2003-09-04 | Mettler Toledo Gmbh | Druckresistente Bezugselektrode für elektochemische Messungen |
JP4146775B2 (ja) | 2003-09-01 | 2008-09-10 | 株式会社堀場製作所 | イオン濃度測定用比較電極およびイオン濃度計 |
-
2011
- 2011-09-02 JP JP2011191304A patent/JP5718193B2/ja active Active
-
2012
- 2012-08-24 US US13/594,048 patent/US8999128B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2013053891A (ja) | 2013-03-21 |
US20130056351A1 (en) | 2013-03-07 |
US8999128B2 (en) | 2015-04-07 |
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