JP6095692B2 - 完全安定化ジルコニア及び部分安定化ジルコニアから成る複合電解質 - Google Patents
完全安定化ジルコニア及び部分安定化ジルコニアから成る複合電解質 Download PDFInfo
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- JP6095692B2 JP6095692B2 JP2014555781A JP2014555781A JP6095692B2 JP 6095692 B2 JP6095692 B2 JP 6095692B2 JP 2014555781 A JP2014555781 A JP 2014555781A JP 2014555781 A JP2014555781 A JP 2014555781A JP 6095692 B2 JP6095692 B2 JP 6095692B2
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- stabilized zirconia
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- 6sc1cesz
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- 239000003792 electrolyte Substances 0.000 title claims description 9
- 239000002131 composite material Substances 0.000 title description 17
- 229910002078 fully stabilized zirconia Inorganic materials 0.000 title description 5
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 title description 5
- 239000000843 powder Substances 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 239000007784 solid electrolyte Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000002001 electrolyte material Substances 0.000 description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 2
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 2
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 2
- 229910002080 8 mol% Y2O3 fully stabilized ZrO2 Inorganic materials 0.000 description 1
- 238000000692 Student's t-test Methods 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005467 ceramic manufacturing process Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 oxygen ions Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012353 t test Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Description
この出願は、2012年2月1日に出願された米国仮出願第61/593596号の利益を主張する。
トライバッハ(Treibacher) EA80/10.2 10Sc1CeSZ Cal 975C12時間処理後、次いでEA81/10.2 6Sc1CeSZ ARと混合し、一緒に処理して作製された。
粉末はふるいにかけられなかった。
ペレットはグリーン密度を示すように13mmのダイで圧縮された(グリーン密度計算として5.93g/ccを想定)。
1475C4時間で小さな(small CM)焼結体に焼結された。
58%グリーン密度(1.7093g粉末)。
dry 1.6881 1.6848 1.6844 1.6847
susp 1.4575 1.4546 1.4543 1.4547
sat 1.6887 1.6853 1.6846 1.6852
密度 5.765241 5.766442 5.775086 5.771102
%理論密度 97.2216 97.24185 97.38762 97.32045
平均=97.29288
Claims (3)
- 電解質の製造方法であって、
a)Zr(0.93)Sc(0.06)Ce(0.01)O(2)から成る第1の粉末と、Zr(0.89)Sc(0.10)Ce(0.01)O(2)から成る第2の粉末とを混合する工程と、
b)前記第1の粉末と前記第2の粉末の重量比を10:1ないし1:10の範囲として、得られた粉末成形体を開気孔の除去のために十分な密度に焼結する工程と、を含む製造方法。 - Zr(0.93)Sc(0.06)Ce(0.01)O(2)から成る第1の粉末と、Zr(0.89)Sc(0.10)Ce(0.01)O(2)から成る第2の粉末とから成る固体電解質であって、前記第1及び第2の粉末が10:1ないし1:10の範囲の重量比で開気孔の除去のために十分な密度に焼結された固体電解質。
- 請求項2の固体電解質を含むセラミック酸素発生システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261593596P | 2012-02-01 | 2012-02-01 | |
US61/593,596 | 2012-02-01 | ||
PCT/US2013/024428 WO2013116712A1 (en) | 2012-02-01 | 2013-02-01 | Composite electrolyte consisting of fully stabilized zirconia and partially stabilized zirconia |
Publications (2)
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JP2015513759A JP2015513759A (ja) | 2015-05-14 |
JP6095692B2 true JP6095692B2 (ja) | 2017-03-15 |
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JP2014555781A Active JP6095692B2 (ja) | 2012-02-01 | 2013-02-01 | 完全安定化ジルコニア及び部分安定化ジルコニアから成る複合電解質 |
Country Status (5)
Country | Link |
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US (2) | US20140367249A1 (ja) |
EP (1) | EP2810330B1 (ja) |
JP (1) | JP6095692B2 (ja) |
CA (1) | CA2876816C (ja) |
WO (1) | WO2013116712A1 (ja) |
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CN109400184A (zh) * | 2017-08-17 | 2019-03-01 | 苏州市伊贝高温技术材料有限公司 | 一种耐急冷热性超薄氧化锆窑具 |
WO2021231523A2 (en) * | 2020-05-14 | 2021-11-18 | Bloom Energy Corporation | Electrolyte materials for solid oxide electrolyzer cells |
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JPH06211570A (ja) * | 1984-05-11 | 1994-08-02 | Daiichi Kigenso Kagaku Kogyo Kk | ジルコニウム化合物を主成分とする高焼結性粉末組成物およびその製造方法 |
DE4100105A1 (de) * | 1991-01-04 | 1992-07-09 | Bosch Gmbh Robert | Festelektrolytkeramik fuer elektrochemische anwendungen, insbesondere fuer gassensoren, sowie verfahren zu ihrer herstellung |
JP4605885B2 (ja) * | 2000-10-23 | 2011-01-05 | 東邦瓦斯株式会社 | 支持膜式固体電解質型燃料電池 |
JP4476689B2 (ja) * | 2004-05-11 | 2010-06-09 | 東邦瓦斯株式会社 | 低温作動型固体酸化物形燃料電池単セル |
EP1797612A2 (en) * | 2004-10-05 | 2007-06-20 | CTP Hydrogen Corporation | Conducting ceramics for electrochemical systems |
US7871735B2 (en) * | 2004-10-29 | 2011-01-18 | Nextech Materials, Ltd. | Ceramic laminate structures |
US20070042225A1 (en) * | 2004-10-29 | 2007-02-22 | Seabaugh Matthew M | Supported ceramic membranes and electrochemical cells including the same |
US8354011B2 (en) * | 2006-07-22 | 2013-01-15 | Ceramatec, Inc. | Efficient reversible electrodes for solid oxide electrolyzer cells |
WO2008127601A1 (en) * | 2007-04-13 | 2008-10-23 | Bloom Energy Corporation | Heterogeneous ceramic composite sofc electrolyte |
EP2492257B1 (en) * | 2009-10-23 | 2018-03-14 | Nippon Shokubai Co., Ltd. | Scandia-stabilised zirconia sintered powder, process for production of scandia-stabilized zirconia sintered powder, process for production of scandia-stabilized zirconia sheet |
US8580456B2 (en) * | 2010-01-26 | 2013-11-12 | Bloom Energy Corporation | Phase stable doped zirconia electrolyte compositions with low degradation |
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2013
- 2013-02-01 CA CA2876816A patent/CA2876816C/en active Active
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- 2013-02-01 WO PCT/US2013/024428 patent/WO2013116712A1/en active Application Filing
- 2013-02-01 US US14/376,016 patent/US20140367249A1/en not_active Abandoned
- 2013-02-01 EP EP13743032.8A patent/EP2810330B1/en active Active
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2017
- 2017-02-24 US US15/442,094 patent/US20170204527A1/en not_active Abandoned
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EP2810330A4 (en) | 2015-07-15 |
JP2015513759A (ja) | 2015-05-14 |
US20140367249A1 (en) | 2014-12-18 |
EP2810330B1 (en) | 2016-08-24 |
CA2876816C (en) | 2020-03-24 |
EP2810330A1 (en) | 2014-12-10 |
CA2876816A1 (en) | 2013-08-08 |
US20170204527A1 (en) | 2017-07-20 |
WO2013116712A1 (en) | 2013-08-08 |
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