JP2012511632A - 被覆された磁性合金材料およびその製造法 - Google Patents
被覆された磁性合金材料およびその製造法 Download PDFInfo
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- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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- C—CHEMISTRY; METALLURGY
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- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/562—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/001—Magnets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12063—Nonparticulate metal component
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/12—All metal or with adjacent metals
- Y10T428/12181—Composite powder [e.g., coated, etc.]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12431—Foil or filament smaller than 6 mils
- Y10T428/12438—Composite
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12465—All metal or with adjacent metals having magnetic properties, or preformed fiber orientation coordinate with shape
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
RaFe100-a-x-y-zTxMyLz
〔式中、
R=LaまたはLaとCe、Pr、Nd、Sm、Gd、Tb、Dy、Ho、Er、Tm、Yb、Luおよび/またはYとの組合せ、
T=Sc、Ti、V、Cr、Mn、Co、Ni、Cuおよび/またはZnの群から選択された少なくとも1つの元素、
M=Al、Si、P、Ga、Ge、Inおよび/またはSn、
L=H、B、Cおよび/またはN、
5≦a≦11および0.3≦x≦12および2≦y≦20および0.2≦z≦18、(全て原子%で)〕で示される組成を有する磁性合金材料からなり、
およびこの磁性合金材料の表面は、Al、Si、C、Sn、Ti、V、Cd、Cr、Mn、W、Co、Ni、Cu、Zn、Pd、Ag、Pt、Auの群からの少なくとも1つの元素またはその組合せからなる材料で被覆されている。
元素La、FeおよびSiから、アーク溶融法により組成LaFe11.6Si1.4を有する合金を製造する。その後に、合金を30m/秒の銅ホイールの表面速度で急速に凝固させ、引続き1050℃で1時間熱処理する[A.Yan,K.−H.Mueller,O.Gutfleisch,J.Appl.Phys.97(2005)036102]。生じる材料は、60μmの厚さを有するベルトの形であり、90質量%がNaZn13型相からなり、10質量%がα−Feからなる。
元素La、FeおよびSiから、アーク溶融法により組成LaFe11.6Si1.4を有する合金を製造する。その後に、合金を30m/秒の銅ホイールの表面速度で急速に凝固させ、引続き1050℃で1時間熱処理する。生じる材料は、60μmの厚さを有するベルトの形であり、90質量%がNaZn13型相からなり、10質量%がα−Feからなる。
元素La、Fe、CoおよびSiからアーク溶融および引続く熱処理によって、1050℃で18日間組成LaFe11.6Co0.2Si1.2および直径約5mm×高さ2mmの寸法を有するペレット状の中実材料を製造する。生じる材料は、87質量%がNaZn13型相からなり、および13質量%がα−Feからなる。この合金を、400℃で5バールの水素ガス中で水素化する。z=1.6の水素濃度を熱抽出によって測定した。これは、LaFe11.6Co0.2Si1.2H1.6の組成に相当する。
Claims (13)
- 磁性合金材料がNaZn13型の結晶構造および次式:
RaFe100-a-x-y-zTxMyLz
〔式中、
R=LaまたはLaとCe、Pr、Nd、Sm、Gd、Tb、Dy、Ho、Er、Tm、Yb、Luおよび/またはYとの組合せ、
T=Sc、Ti、V、Cr、Mn、Co、Ni、Cuおよび/またはZnの群から選択された少なくとも1つの元素、
M=Al、Si、P、Ga、Ge、Inおよび/またはSn、
L=H、B、Cおよび/またはN、
5≦a≦11および0.3≦x≦12および2≦y≦20および0.2≦z≦18(全て原子%で)〕で示される組成を有し、この磁性合金材料の表面が、Al、Si、C、Sn、Ti、V、Cd、Cr、Mn、W、Co、Ni、Cu、Zn、Pd、Ag、Pt、Auの群からの少なくとも1つの元素またはその組合せからなる材料で被覆されている、合金材料。 - 磁性合金材料の35体積%以上がNaZn13型の結晶構造を有する、請求項1記載の合金材料。
- 磁性合金材料の少なくとも50体積%がNaZn13型の結晶構造を有する、請求項2記載の合金材料。
- 磁性合金材料の80〜90体積%がNaZn13型の結晶構造を有する、請求項3記載の合金材料。
- 磁性合金材料のキュリー温度を変化させるために、条件2≦z≦15および/または3≦y≦16および/または0.5≦x≦9(全て原子%で)が実現されており、この場合割合zおよび/またはyおよび/またはxが変化すると、キュリー温度は、170K〜400Kの間で変化する、請求項1記載の合金材料。
- 磁性合金材料がベルト、線材、板材、シート材または薄片の形、針状物の形、フォームの形、または粒子の形で存在する、請求項1記載の合金材料。
- 被覆の層厚が合金材料の磁気熱量効果の大きさに依存して選択されている、請求項1記載の合金材料。
- 被覆の層厚が0.5μm以上50μm以下である、請求項7記載の合金材料。
- 磁性合金材料と被覆との間に1つ以上の付着層が存在している、請求項1記載の合金材料。
- 被覆されていない合金材料の表面がエッチングされている、請求項1記載の合金材料。
- 請求項1から10までのいずれか1項に記載の被覆された磁性合金材料の製造法において、磁性合金材料を液相から被覆することを特徴とする、請求項1から10までのいずれか1項に記載の被覆された磁性合金材料の製造法。
- 液相からの被覆を、電気化学的被覆、無電解金属化(無電解メッキ)、浸漬、回転塗布、噴霧および/または刷毛塗りによって実現させる、請求項11記載の方法。
- 被覆を電気化学的被覆または無電解金属化によって施こす、請求項12記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810054522 DE102008054522B4 (de) | 2008-12-11 | 2008-12-11 | Verfahren zur Beschichtung der Oberflächeeines magnetischen Legierungsmaterials sowie ein solches Legierungsmaterial |
DE102008054522.8 | 2008-12-11 | ||
PCT/EP2009/066871 WO2010066856A1 (de) | 2008-12-11 | 2009-12-10 | Beschichtetes magnetisches legierungsmaterial und verfahren zu seiner herstellung |
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JP2012511632A true JP2012511632A (ja) | 2012-05-24 |
JP5762304B2 JP5762304B2 (ja) | 2015-08-12 |
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US (1) | US20120040202A1 (ja) |
EP (1) | EP2366186B1 (ja) |
JP (1) | JP5762304B2 (ja) |
KR (1) | KR20110104006A (ja) |
CN (1) | CN102246248B (ja) |
DE (1) | DE102008054522B4 (ja) |
WO (1) | WO2010066856A1 (ja) |
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DE102010063061B3 (de) | 2010-12-14 | 2012-06-14 | Leibniz-Institut Für Festkörper- Und Werkstoffforschung Dresden E.V. | Verwendung eines seltenerdmetallfreien Stoffes als magnetokalorisch aktives Material |
WO2013147177A1 (ja) * | 2012-03-30 | 2013-10-03 | 株式会社 東芝 | 磁気冷凍用材料および磁気冷凍デバイス |
CN104215022B (zh) * | 2014-06-18 | 2016-07-06 | 上海英龙国际贸易有限公司 | 保冷系统 |
CN104789905A (zh) * | 2015-04-21 | 2015-07-22 | 苏州统明机械有限公司 | 一种用于热喷涂的高韧性铁基合金涂层及其制备方法 |
CN104789907A (zh) * | 2015-04-27 | 2015-07-22 | 苏州统明机械有限公司 | 一种用于金属表面耐摩擦涂层及其制备方法 |
CN104789958A (zh) * | 2015-04-27 | 2015-07-22 | 苏州统明机械有限公司 | 一种用于金属表面的耐腐蚀涂层及其制备方法 |
CN107923003A (zh) * | 2015-08-20 | 2018-04-17 | 思力柯集团 | 包括铝锰合金涂层的磁体和相关方法 |
DE102015119103A1 (de) * | 2015-11-06 | 2017-05-11 | Technische Universität Darmstadt | Verfahren zum Herstellen eines magnetokalorischen Verbundmaterials und Verbundmaterial mit einem magnetokalorischen Pulver |
CN106636930A (zh) * | 2016-12-15 | 2017-05-10 | 苏州纽东精密制造科技有限公司 | 一种汽车用钢筋的制造方法 |
CN107942270B (zh) * | 2017-10-20 | 2020-12-15 | 昆明理工大学 | 一种利用计算机测定六方晶系金属氧化物磁性类型的方法 |
DE102017128765A1 (de) | 2017-12-04 | 2019-06-06 | Technische Universität Darmstadt | Verfahren zur Herstellung eines magnetokalorischen Verbundmaterials und ein entsprechender Wärmetauscher |
CN110729089A (zh) * | 2019-10-16 | 2020-01-24 | 桂林电子科技大学 | 具有桌面型磁热效应的Nd6Fe13M型磁制冷材料及其应用 |
CN112831728A (zh) * | 2020-12-31 | 2021-05-25 | 包头稀土研究院 | 提高LaFe11.2Co0.7 Si1.1合金居里温度的方法 |
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- 2008-12-11 DE DE200810054522 patent/DE102008054522B4/de not_active Expired - Fee Related
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- 2009-12-10 CN CN200980149837.XA patent/CN102246248B/zh not_active Expired - Fee Related
- 2009-12-10 JP JP2011540111A patent/JP5762304B2/ja not_active Expired - Fee Related
- 2009-12-10 WO PCT/EP2009/066871 patent/WO2010066856A1/de active Application Filing
- 2009-12-10 EP EP09797002.4A patent/EP2366186B1/de not_active Not-in-force
- 2009-12-10 US US13/139,137 patent/US20120040202A1/en not_active Abandoned
- 2009-12-10 KR KR1020117015769A patent/KR20110104006A/ko not_active Application Discontinuation
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JP2005226125A (ja) * | 2004-02-13 | 2005-08-25 | Hitachi Metals Ltd | 磁性粒子の製造方法 |
JP2008150695A (ja) * | 2006-12-20 | 2008-07-03 | Toshiba Corp | 磁気冷凍材料及び磁気冷凍装置 |
WO2008099234A1 (en) * | 2007-02-12 | 2008-08-21 | Vacuumschmelze Gmbh & Co. Kg. | Article for magnetic heat exchange and method of manufacturing the same |
Also Published As
Publication number | Publication date |
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EP2366186B1 (de) | 2016-08-24 |
US20120040202A1 (en) | 2012-02-16 |
JP5762304B2 (ja) | 2015-08-12 |
EP2366186A1 (de) | 2011-09-21 |
KR20110104006A (ko) | 2011-09-21 |
DE102008054522A1 (de) | 2010-07-01 |
CN102246248A (zh) | 2011-11-16 |
CN102246248B (zh) | 2016-06-08 |
WO2010066856A1 (de) | 2010-06-17 |
DE102008054522B4 (de) | 2013-11-21 |
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