JP5887599B2 - 多結晶磁気熱量材料 - Google Patents
多結晶磁気熱量材料 Download PDFInfo
- Publication number
- JP5887599B2 JP5887599B2 JP2012525157A JP2012525157A JP5887599B2 JP 5887599 B2 JP5887599 B2 JP 5887599B2 JP 2012525157 A JP2012525157 A JP 2012525157A JP 2012525157 A JP2012525157 A JP 2012525157A JP 5887599 B2 JP5887599 B2 JP 5887599B2
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- JP
- Japan
- Prior art keywords
- magnetocaloric material
- cooling
- magnetocaloric
- polycrystalline
- solid
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/012—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials adapted for magnetic entropy change by magnetocaloric effect, e.g. used as magnetic refrigerating material
- H01F1/015—Metals or alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C22/00—Alloys based on manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/012—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials adapted for magnetic entropy change by magnetocaloric effect, e.g. used as magnetic refrigerating material
- H01F1/017—Compounds
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Description
MnaCobGecAx
[式中、
Aは、B又はC、すなわち、ホウ素又は炭素であり、
0≦x≦0.5、
0.9≦a≦1.1、
0.9≦b≦1.1、
0.9≦c≦1.0、
Mn若しくはCoの最大30モル%までをFe、Ni、Cr、V若しくはCuと置換しても良く、又はMn、Co若しくはGeの最大30モル%までを空孔により置換しても良い。]で表わされ、且つ
斜方晶TiNiSi構造型の相及び六方晶Ni2In構造型の相が、−40℃未満の温度で存在することを特徴とする多結晶磁気熱量材料による本発明によって達成される。
以下の工程:
a)固体及び/又は液体の相において、金属に基づくその材料に対応する化学元素及び/又は合金を化学量論比で転化させる工程、
b)任意に、工程a)で得られた反応生成物を固体へと転化させる工程、
c)工程a)又はb)で得られた固体を焼結及び/又は熱処理する工程、
d)工程c)で得られた焼結及び/又は熱処理された固体を、少なくとも100k/sの冷却速度で急冷する工程
を含む方法が用いられることが好ましい。
Claims (6)
- 一般式
MnaCobGec B x
[式中、
0.001<x<0.1、
0.9≦a≦1.1、
0.9≦b≦1.1、
0.9≦c≦1.0であり、
Mn若しくはCoの最大30モル%までがFe、Ni、Cr、V若しくはCuにより置換されても良いか、又はMn、Co若しくはGeの最大30モル%までが空孔により置換されても良い。]で表わされる多結晶磁気熱量材料であって、且つ
斜方晶TiNiSi構造型及び六方晶Ni2In構造型の相が、当該多結晶磁気熱量材料のキュリー温度未満の温度で存在することを特徴とする多結晶磁気熱量材料。 - xが0.01〜0.05の値を有する、請求項1に記載の磁気熱量材料。
- Mn又はCoの最大25モル%までが、Fe、Ni、Cr、V若しくはCuにより置換されても良い請求項1又は2に記載の磁気熱量材料。
- Mn又はCoの1〜20モル%が、Fe、Ni、Cr、V若しくはCuにより置換された請求項3に記載の磁気熱量材料。
- 請求項1〜4の何れか1項に記載の多結晶磁気熱量材料を製造する方法であって、
当該材料のための出発元素又は出発合金を固相転化又は液相転化し、その後に加圧して成形し、次いで800℃〜1400℃で焼結し、次いで不活性ガス雰囲気下、500℃〜750℃で熱処理し、その後に室温へ冷却することによるか、
あるいは出発元素又は出発合金の融解物を溶融紡糸することにより、製造する方法。 - 以下の工程:
a)前記多結晶磁気熱量材料の構成元素及び/又は合金となる化学元素及び/又は合金を、化学量論比でアーク融解により転化させる工程、
b)任意に、工程a)で得られた反応生成物を固体へと転化させる工程、
c)工程a)又はb)で得られた固体を焼結及び熱処理する工程、
d)工程c)で得られた焼結及び熱処理された固体を少なくとも100K/sの冷却速度で急冷する工程
を含む請求項5に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09168051.2 | 2009-08-18 | ||
EP09168051 | 2009-08-18 | ||
PCT/EP2010/061962 WO2011020826A1 (de) | 2009-08-18 | 2010-08-17 | Polykristalline magnetokalorische materialien |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013502510A JP2013502510A (ja) | 2013-01-24 |
JP2013502510A5 JP2013502510A5 (ja) | 2013-09-19 |
JP5887599B2 true JP5887599B2 (ja) | 2016-03-16 |
Family
ID=42734573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012525157A Expired - Fee Related JP5887599B2 (ja) | 2009-08-18 | 2010-08-17 | 多結晶磁気熱量材料 |
Country Status (10)
Country | Link |
---|---|
US (1) | US20110041513A1 (ja) |
EP (1) | EP2467858B1 (ja) |
JP (1) | JP5887599B2 (ja) |
KR (1) | KR20120054637A (ja) |
CN (1) | CN102576587B (ja) |
BR (1) | BR112012003818A2 (ja) |
CA (1) | CA2771669A1 (ja) |
RU (1) | RU2012110126A (ja) |
TW (1) | TW201113911A (ja) |
WO (1) | WO2011020826A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130112600A (ko) * | 2012-04-04 | 2013-10-14 | 삼성전자주식회사 | 붕소-도핑된 전이금속 프닉타이드계 자기열효과물질 제조방법 |
US9255343B2 (en) | 2013-03-08 | 2016-02-09 | Ut-Battelle, Llc | Iron-based composition for magnetocaloric effect (MCE) applications and method of making a single crystal |
CN103611896B (zh) * | 2013-12-04 | 2016-03-30 | 南昌航空大学 | 一种通过电弧熔炼和熔体快淬制备MnCoGe基和MnNiGe基合金薄带的方法 |
US9941037B2 (en) * | 2014-01-06 | 2018-04-10 | Instituto Potosino De Investigacion Cientifica y Tecnologica A.C. | Magnetocaloric material based on NdPrFe17 with improved properties |
ES2940470T3 (es) * | 2014-07-18 | 2023-05-08 | Board Of Supervisors Louisiana State Univ And Agricultural College | Aleaciones multicalóricas de MnNiSi |
CN105390223B (zh) * | 2015-10-28 | 2018-08-28 | 上海电力学院 | 一种室温磁制冷合金材料及制备方法 |
CN110468303B (zh) * | 2019-07-30 | 2020-05-22 | 华南理工大学 | 一种医用磁热疗铜镍合金及其制备方法 |
CN112430757A (zh) * | 2020-10-19 | 2021-03-02 | 北京工业大学 | 一种可用作磁制冷材料的MnCoGe基磁性合金 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US428057A (en) | 1890-05-13 | Nikola Tesla | Pyromagneto-Electric Generator | |
US3844775A (en) * | 1972-11-24 | 1974-10-29 | Du Pont | Polynary germanides and silicides |
JPS5463779A (en) * | 1977-10-29 | 1979-05-22 | Nippon Chemical Ind | Signal thansmission means for surveying instrument |
NL1018668C2 (nl) * | 2001-07-31 | 2003-02-03 | Stichting Tech Wetenschapp | Materiaal geschikt voor magnetische koeling, werkwijze voor het bereiden ervan en toepassing van het materiaal. |
ES2286514T3 (es) | 2003-01-29 | 2007-12-01 | Stichting Voor De Technische Wetenschappen | Material magnetico con capacidad refrigerante, procedimiento para la fabricacion del mismo y utilizacion de dicho material. |
JP5855457B2 (ja) * | 2008-04-28 | 2016-02-09 | テクノロジー、ファウンデーション、エステーヴェー | 磁気冷却用またはヒートポンプ用の金属系材料の製造方法 |
CN101555563B (zh) * | 2009-04-30 | 2011-08-31 | 上海大学 | 低磁场下具有巨磁热效应的Gd5Si2-xGe2-xZn2x和Gd5Si2-yGe2Zny合金 |
-
2010
- 2010-08-09 US US12/852,750 patent/US20110041513A1/en not_active Abandoned
- 2010-08-10 TW TW099126669A patent/TW201113911A/zh unknown
- 2010-08-17 RU RU2012110126/07A patent/RU2012110126A/ru not_active Application Discontinuation
- 2010-08-17 EP EP10744924.1A patent/EP2467858B1/de not_active Not-in-force
- 2010-08-17 CN CN201080046164.8A patent/CN102576587B/zh not_active Expired - Fee Related
- 2010-08-17 CA CA2771669A patent/CA2771669A1/en not_active Abandoned
- 2010-08-17 BR BR112012003818A patent/BR112012003818A2/pt not_active IP Right Cessation
- 2010-08-17 KR KR1020127006821A patent/KR20120054637A/ko active IP Right Grant
- 2010-08-17 JP JP2012525157A patent/JP5887599B2/ja not_active Expired - Fee Related
- 2010-08-17 WO PCT/EP2010/061962 patent/WO2011020826A1/de active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2467858B1 (de) | 2015-02-18 |
WO2011020826A1 (de) | 2011-02-24 |
CA2771669A1 (en) | 2011-02-24 |
BR112012003818A2 (pt) | 2016-03-22 |
US20110041513A1 (en) | 2011-02-24 |
KR20120054637A (ko) | 2012-05-30 |
CN102576587B (zh) | 2015-11-25 |
CN102576587A (zh) | 2012-07-11 |
JP2013502510A (ja) | 2013-01-24 |
TW201113911A (en) | 2011-04-16 |
EP2467858A1 (de) | 2012-06-27 |
RU2012110126A (ru) | 2013-09-27 |
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