JP4624160B2 - 生体用電極 - Google Patents
生体用電極 Download PDFInfo
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- JP4624160B2 JP4624160B2 JP2005106341A JP2005106341A JP4624160B2 JP 4624160 B2 JP4624160 B2 JP 4624160B2 JP 2005106341 A JP2005106341 A JP 2005106341A JP 2005106341 A JP2005106341 A JP 2005106341A JP 4624160 B2 JP4624160 B2 JP 4624160B2
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- silver chloride
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- 229910021607 Silver chloride Inorganic materials 0.000 claims description 59
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 claims description 59
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 47
- 239000000203 mixture Substances 0.000 claims description 43
- 229910052709 silver Inorganic materials 0.000 claims description 25
- 239000004332 silver Substances 0.000 claims description 25
- 229910052810 boron oxide Inorganic materials 0.000 claims description 23
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 23
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 13
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims description 8
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 claims description 5
- 229910000457 iridium oxide Inorganic materials 0.000 claims description 5
- 229910052946 acanthite Inorganic materials 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 229910001925 ruthenium oxide Inorganic materials 0.000 claims description 4
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 claims description 4
- 229910001923 silver oxide Inorganic materials 0.000 claims description 4
- XUARKZBEFFVFRG-UHFFFAOYSA-N silver sulfide Chemical compound [S-2].[Ag+].[Ag+] XUARKZBEFFVFRG-UHFFFAOYSA-N 0.000 claims description 4
- 229940056910 silver sulfide Drugs 0.000 claims description 4
- 239000000758 substrate Substances 0.000 description 44
- 239000000843 powder Substances 0.000 description 41
- 238000000034 method Methods 0.000 description 20
- 239000010410 layer Substances 0.000 description 16
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 13
- 239000010936 titanium Substances 0.000 description 13
- 229910052719 titanium Inorganic materials 0.000 description 13
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 12
- 239000004327 boric acid Substances 0.000 description 12
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 description 12
- 229940116411 terpineol Drugs 0.000 description 12
- 238000001514 detection method Methods 0.000 description 11
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 10
- GTKRFUAGOKINCA-UHFFFAOYSA-M chlorosilver;silver Chemical compound [Ag].[Ag]Cl GTKRFUAGOKINCA-UHFFFAOYSA-M 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- 229910052796 boron Inorganic materials 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 238000005453 pelletization Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000008188 pellet Substances 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000006071 cream Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 102000011782 Keratins Human genes 0.000 description 2
- 108010076876 Keratins Proteins 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- -1 and the like Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000003411 electrode reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 150000004687 hexahydrates Chemical class 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- YBCAZPLXEGKKFM-UHFFFAOYSA-K ruthenium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Ru+3] YBCAZPLXEGKKFM-UHFFFAOYSA-K 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 229940093476 ethylene glycol Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910000048 titanium hydride Inorganic materials 0.000 description 1
- WYXIGTJNYDDFFH-UHFFFAOYSA-Q triazanium;borate Chemical compound [NH4+].[NH4+].[NH4+].[O-]B([O-])[O-] WYXIGTJNYDDFFH-UHFFFAOYSA-Q 0.000 description 1
- DANYXEHCMQHDNX-UHFFFAOYSA-K trichloroiridium Chemical compound Cl[Ir](Cl)Cl DANYXEHCMQHDNX-UHFFFAOYSA-K 0.000 description 1
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Description
t=0.5mm、L=20mm及びW=10mmのチタン基体をエタノールによる洗浄により脱脂した後、フッ化水素酸(10重量%)に30秒浸漬後十分に洗浄し、次いで熱硫酸(120℃、50重量%)に60秒浸漬後十分に洗浄する工程を2回繰り返して行い、チタン基体表面の酸化膜を除去するとともにチタン結晶粒界単位の粗面化を行い、電極基体Aを作製した。
銀粉末、塩化銀粉末及びホウ酸粉末をそれぞれ4.7g、9.0g、0.2g秤取り、Ag:AgCl:BOxとして40mol%:57mol%:3mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練しペーストBを作製した。
銀粉末、塩化銀粉末及びホウ酸粉末をそれぞれ4.0g、6.0g、0.8g秤取り、Ag:AgCl:BOxとして40mol%:46mol%:14mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加えて十分に混練してペーストCを作製した。
カーボンシート(東レ社製、TGP−H−060F、t0.2mm、L20mm、W10mm、空隙率83%)を電極基体Bとして準備し、電極基体Aの代わりに電極基体Bを用いる以外は実施例1と同様にして、電極基体表面に銀、塩化銀及び酸化ホウ素の混合物層が形成された実施例電極4を作製した。
92.5wt%銀−7.5wt%銅からなる銀合金を用いてt=0.5mm、L=20mm及びW=10mmの電極基体Cを作製し、電極基体Aの代わりに電極基体Cを用いる以外は実施例1と同様にして、電極基体表面に銀、塩化銀及び酸化ホウ素の混合物層が形成された実施例電極5を作製した。
銀粉末、塩化銀粉末、ホウ酸粉末及びカーボン粉末(Cabot社製、バルカンXC−72R)をそれぞれ4.3g、7.5g、0.4g、0.01g秤取り、Ag:AgCl:H3BO3:Cとして40mol%:53mol%:6mol%:1mol%の割合の混合物を作製した。さらに、2.0gのターピネオールを加え十分に混練して、ペーストBを作製した。
銀粉末、塩化銀粉末、ホウ酸粉末及び塩化白金酸六水和物をそれぞれ4.3g、7.5g、0.4g、0.6gを秤取り、さらにブタノール12.0gを加えて十分に混合し、Ag:AgCl:BOx:Ptとして40mol%:53mol%:6mol%:1mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練してペーストCを作製した。
銀粉末、塩化銀粉末、ホウ酸粉末及び塩化イリジウム酸六水和物をそれぞれ4.3g、7.5g、0.4g、0.6gを秤取り、さらにブタノール12.0gを加えて十分に混合し、Ag:AgCl:BOx:IrOxとして40mol%:53mol%:6mol%:1mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練してペーストDを作製した。
銀粉末、塩化銀粉末、ホウ酸粉末及び塩化ルテニウムをそれぞれ4.3g、7.5g、0.4g、0.3gを秤取り、さらにブタノール12.0gを加えて十分に混合し、Ag:AgCl:BOx:RuOxとして40mol%:53mol%:6mol%:1mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練してペーストEを作製した。
銀板(t0.5mm×W10mm×L20mm)をエタノールで脱脂し、電極基体Dを準備した。
銀粉末、塩化銀粉末、ホウ酸粉末及び硫化銀粉末をそれぞれ4.3g、7.5g、0.4g、0.1g秤取り、さらにブタノール12.0gを加えて十分に混合し、Ag:AgCl:BOx:AgSxとして40mol%:53mol%:6mol%:1mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練してペーストGを作製した。
銀粉末、塩化銀粉末及びホウ酸粉末を、それぞれ4.3g、7.5g、0.4g秤取り、十分に混合して、Ag:AgCl:BOxとして40mol%:53mol%:7mol%の割合の混合物Aを得た。
銀粉末及び塩化銀粉末をそれぞれ4.3g、7.5g秤取り十分に混合し、Ag:AgClとして43mol%:57mol%の割合の混合物を作製し、さらに2.0gのターピネオールを加え十分に混練してペーストHを作製した。
銀粉末及び塩化銀粉末をそれぞれ4.3g、7.5g秤取り十分に混合し、Ag:AgClとして43mol%:57mol%の割合の混合物Bを作製した。
Claims (2)
- 導電性を有する電極基体と、該電極基体上に担持された銀、塩化銀及び酸化ホウ素の混合物とからなることを特徴とする生体用電極。
- 該混合物が炭素、白金、酸化イリジウム、酸化ルテニウム、酸化銀及び硫化銀の少なくとも1種をさらに含有する請求項1に記載の生体用電極。
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JP2005106341A JP4624160B2 (ja) | 2005-04-01 | 2005-04-01 | 生体用電極 |
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JP2005106341A JP4624160B2 (ja) | 2005-04-01 | 2005-04-01 | 生体用電極 |
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JP2006280735A JP2006280735A (ja) | 2006-10-19 |
JP4624160B2 true JP4624160B2 (ja) | 2011-02-02 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4596957B2 (ja) * | 2005-04-01 | 2010-12-15 | 石福金属興業株式会社 | 銀基体生体用電極及びその製造方法 |
JP5318598B2 (ja) * | 2009-01-29 | 2013-10-16 | 日科ミクロン株式会社 | オゾン水生成装置 |
ITRM20110206A1 (it) * | 2011-04-21 | 2012-10-22 | Ab Medica Spa | Sistema di acquisizione e monitoraggio di segnali bioelettrici provenienti dal cervello e di stimolazione intracranica. |
WO2015076444A1 (ko) * | 2013-11-25 | 2015-05-28 | (주)와이브레인 | 뇌파 측정 및 두뇌 자극 시스템 |
JP6827239B2 (ja) * | 2017-03-17 | 2021-02-10 | 株式会社Sgkシステム技研 | 銀−塩化銀電極の製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5550342A (en) * | 1978-10-05 | 1980-04-12 | Tdk Electronics Co Ltd | Silverrsilver chloride electrode |
JPH05176903A (ja) * | 1991-12-27 | 1993-07-20 | Tokuriki Honten Co Ltd | 銀−塩化銀電極およびその製造方法 |
JP2006280736A (ja) * | 2005-04-01 | 2006-10-19 | Ishifuku Metal Ind Co Ltd | 銀基体生体用電極及びその製造方法 |
-
2005
- 2005-04-01 JP JP2005106341A patent/JP4624160B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5550342A (en) * | 1978-10-05 | 1980-04-12 | Tdk Electronics Co Ltd | Silverrsilver chloride electrode |
JPH05176903A (ja) * | 1991-12-27 | 1993-07-20 | Tokuriki Honten Co Ltd | 銀−塩化銀電極およびその製造方法 |
JP2006280736A (ja) * | 2005-04-01 | 2006-10-19 | Ishifuku Metal Ind Co Ltd | 銀基体生体用電極及びその製造方法 |
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