JP6654164B2 - 塩化銀被覆粒子 - Google Patents
塩化銀被覆粒子 Download PDFInfo
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- JP6654164B2 JP6654164B2 JP2017068518A JP2017068518A JP6654164B2 JP 6654164 B2 JP6654164 B2 JP 6654164B2 JP 2017068518 A JP2017068518 A JP 2017068518A JP 2017068518 A JP2017068518 A JP 2017068518A JP 6654164 B2 JP6654164 B2 JP 6654164B2
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- silver
- silver chloride
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- core
- Prior art date
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- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 title claims description 102
- 229910021607 Silver chloride Inorganic materials 0.000 title claims description 101
- 239000002245 particle Substances 0.000 title claims description 96
- 229910052709 silver Inorganic materials 0.000 claims description 71
- 239000004332 silver Substances 0.000 claims description 71
- 210000001787 dendrite Anatomy 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- GTKRFUAGOKINCA-UHFFFAOYSA-M chlorosilver;silver Chemical compound [Ag].[Ag]Cl GTKRFUAGOKINCA-UHFFFAOYSA-M 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 62
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 238000000635 electron micrograph Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000000499 gel Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000005708 Sodium hypochlorite Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 238000004455 differential thermal analysis Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- -1 silver ions Chemical class 0.000 description 3
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000010421 standard material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 239000012295 chemical reaction liquid Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000007771 core particle Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/0553—Complex form nanoparticles, e.g. prism, pyramid, octahedron
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/16—Metallic particles coated with a non-metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/25—Noble metals, i.e. Ag Au, Ir, Os, Pd, Pt, Rh, Ru
- B22F2301/255—Silver or gold
Landscapes
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Conductive Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
試料量・・・・・約10mg
昇温速度・・・・10℃/min
測定温度範囲・・室温〜500℃
温度条件・・・・室温から480℃まで昇温後、350℃まで降温し、再度480℃まで昇温する。
雰囲気・・・・・窒素、流量:150ml/min
試料容器・・・・アルミナ製 (開放型)
標準物質・・・・Al2O3
標準物質量・・・約10mg
塩化銀被覆粒子中の塩化銀含有量(質量%)=(塩化銀被覆粒子1g当たりの塩化銀のピーク面積値)/(塩化銀試薬1g当たりの塩化銀のピーク面積値)×100 ・・・(1)
試料量・・・・・約10mg
昇温速度・・・・10℃/min
測定温度範囲・・室温〜1000℃
温度条件・・・・室温から1000℃まで昇温後、800℃まで降温し、再度1000℃まで昇温する。
雰囲気・・・・・窒素、流量:150ml/min
試料容器・・・・アルミナ製 (開放型)
標準物質・・・・Al2O3
標準物質量・・・約10mg
塩化銀被覆粒子中の銀含有量(質量%)=(塩化銀被覆粒子1g当たりの銀のピーク面積値)/(銀試薬1g当たりの銀のピーク面積値)×100 ・・・(2)
・銀粒子B:デンドライト形状、三井金属鉱業(株)製、平均粒子径=5.3μm
・シリカ粒子:富士シリシア化学(株)製「サイリシア710」
・ポリエステル樹脂:日本合成化学工業(株)製「LP035」
反応液として、有効塩素濃度10質量%の次亜塩素酸ナトリウム溶液を20倍に希釈したものを調製した。一方で、20gのエタノールに上記銀粒子Aを10g投入し、超音波撹拌装置を用いて常温で3分間撹拌して、エタノール分散スラリーを調製した。
有効塩素濃度10質量%の次亜塩素酸ナトリウム溶液を5倍に希釈したものを反応液とし、上記銀粒子Aに代えて、上記銀粒子Bを使用した以外は、上記作製例1と同様とし、塩化銀被覆銀粒子(b)を得た。得られた塩化銀被覆銀粒子(b)の塩化銀含有量は76質量%であり、比表面積は1.06m2/gであった。
上記銀粒子Aに代えて、上記銀粒子Bを使用した以外は、上記作製例1と同様とし、塩化銀被覆銀粒子(c)を得た。得られた塩化銀被覆銀粒子(c)の塩化銀含有量は21質量%であり、比表面積は1.06m2/gであった。
上記により得られた塩化銀被覆粒子を、表1に示す配合(質量%)に従い、銀粒子B、シリカ粒子、及びポリエステル樹脂と混合し、メチルエチルケトン(MEK)で希釈して電極用導電性ペーストを調製した。次いで、銀蒸着ポリエチレンテレフタレート(PET)フィルム上に、アプリケーターを用いて電極用導電性ペーストを塗布し、120℃の乾燥炉にて3分間乾燥させた。電極層の厚さは30μmとした。その電極層の上に導電性ゲルを貼り合わせて生体用電極サンプルを作製した。
得られた生体用電極サンプルにつき、アメリカ規格協会(ANSI:American National Standards Institute)で制定されている、使い捨て用心電図検査用電極の規格(AAMI−EC12: Associationfor the Advancement of Medical Instrumentation EC−12)で求められている、インピーダンス特性(ACZ: AlternatingCurrent impedance、impedanceはZと記す)を評価した。
2・・・カーボンなどの導電材料
3・・・樹脂
4・・・銀(Ag)
5・・・銀イオン(Ag+)
6・・・塩化銀(AgCl)
7・・・電子(e−)
8・・・塩化物イオン(Cl−)
9・・・電源
10・・抵抗器
11・・ファンクションジェネレータ
12・・電極サンプルの導電性ゲル同士を貼り合わせた電極対
Claims (5)
- 粒子表面から突出する1以上の樹枝状突起を有するデンドライト状であって、主枝から枝部分が分岐して平面状或いは三次元的に成長してなる形状を有し、表面の少なくとも一部に銀を有するデンドライト形状のコアと、
前記コアの表面の少なくとも一部を被覆する、塩化銀からなる塩化銀被覆層と
を有し、
銀と塩化銀との合計量における塩化銀の含有割合(塩化銀/(銀+塩化銀))が、5質量%〜95質量%であることを特徴とする、塩化銀被覆粒子。 - 前記コアが、銀からなることを特徴とする、請求項1に記載の塩化銀被覆粒子。
- 前記コアが、金、銅、ニッケルからなる群より選択される少なくとも1種を含有する内核と、その表面の少なくとも一部を被覆する銀からなる外核とを有することを特徴とする、請求項1に記載の塩化銀被覆粒子。
- 平均粒子径が、1μm〜100μmであり、比表面積が、0.5〜5.0m 2 /gであることを特徴とする、請求項1〜3のいずれか1項に記載の塩化銀被覆粒子。
- 銀−塩化銀電極に用いることを特徴とする、請求項1〜4のいずれか1項に記載の塩化銀被覆粒子。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017068518A JP6654164B2 (ja) | 2017-03-30 | 2017-03-30 | 塩化銀被覆粒子 |
CN201880015339.5A CN110366460A (zh) | 2017-03-30 | 2018-03-02 | 氯化银被覆颗粒 |
KR1020197032181A KR20190130638A (ko) | 2017-03-30 | 2018-03-02 | 염화은 피복 입자 |
PCT/JP2018/007980 WO2018180190A1 (ja) | 2017-03-30 | 2018-03-02 | 塩化銀被覆粒子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017068518A JP6654164B2 (ja) | 2017-03-30 | 2017-03-30 | 塩化銀被覆粒子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018168445A JP2018168445A (ja) | 2018-11-01 |
JP6654164B2 true JP6654164B2 (ja) | 2020-02-26 |
Family
ID=63675570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017068518A Active JP6654164B2 (ja) | 2017-03-30 | 2017-03-30 | 塩化銀被覆粒子 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6654164B2 (ja) |
KR (1) | KR20190130638A (ja) |
CN (1) | CN110366460A (ja) |
WO (1) | WO2018180190A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109310355B (zh) | 2016-06-30 | 2022-03-22 | 拓自达电线株式会社 | 电极材料 |
CN109414210B (zh) | 2016-06-30 | 2022-03-11 | 拓自达电线株式会社 | 生物体用电极、以及生物体用电极的形成方法 |
US10629325B2 (en) * | 2016-06-30 | 2020-04-21 | Tatsuta Electric Wire & Cable Co., Ltd. | Silver chloride paste |
KR102650140B1 (ko) | 2021-05-06 | 2024-03-21 | 주식회사 아이센스 | 기준 전극용 페이스트, 기준전극, 및 이를 포함하는 바이오센서 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998003431A1 (en) * | 1996-07-23 | 1998-01-29 | Medisense, Inc. | Silver chloride particles |
JP4697643B2 (ja) * | 2009-09-07 | 2011-06-08 | 福田金属箔粉工業株式会社 | 電解銅粉の集合体及び該電解銅粉の製造方法 |
JP5764294B2 (ja) * | 2010-01-18 | 2015-08-19 | ナミックス株式会社 | 銀被覆ニッケル粉末およびその製造方法 |
JP6325009B2 (ja) * | 2014-02-04 | 2018-05-16 | タツタ電線株式会社 | ナノコロイド粒子担持体の製造方法及びその担持体 |
JP5907301B1 (ja) * | 2015-05-15 | 2016-04-26 | 住友金属鉱山株式会社 | 銀コート銅粉及びそれを用いた銅ペースト、導電性塗料、導電性シート、並びに銀コート銅粉の製造方法 |
JP6165399B1 (ja) * | 2015-08-31 | 2017-07-19 | 三井金属鉱業株式会社 | 銀被覆銅粉 |
JP6542077B2 (ja) * | 2015-09-01 | 2019-07-10 | 京セラ株式会社 | 導電性ペーストの製造方法及び導電性ペースト |
-
2017
- 2017-03-30 JP JP2017068518A patent/JP6654164B2/ja active Active
-
2018
- 2018-03-02 WO PCT/JP2018/007980 patent/WO2018180190A1/ja active Application Filing
- 2018-03-02 CN CN201880015339.5A patent/CN110366460A/zh active Pending
- 2018-03-02 KR KR1020197032181A patent/KR20190130638A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
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JP2018168445A (ja) | 2018-11-01 |
KR20190130638A (ko) | 2019-11-22 |
WO2018180190A1 (ja) | 2018-10-04 |
CN110366460A (zh) | 2019-10-22 |
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