WO2009038105A1 - 金属ガラス及びそれを用いた磁気記録媒体並びにその製造方法 - Google Patents

金属ガラス及びそれを用いた磁気記録媒体並びにその製造方法 Download PDF

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Publication number
WO2009038105A1
WO2009038105A1 PCT/JP2008/066793 JP2008066793W WO2009038105A1 WO 2009038105 A1 WO2009038105 A1 WO 2009038105A1 JP 2008066793 W JP2008066793 W JP 2008066793W WO 2009038105 A1 WO2009038105 A1 WO 2009038105A1
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WO
WIPO (PCT)
Prior art keywords
metal glass
recording medium
magnetic recording
production
produced
Prior art date
Application number
PCT/JP2008/066793
Other languages
English (en)
French (fr)
Inventor
Akihiro Makino
Akihisa Inoue
Wei Zhang
Hisamichi Kimura
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Japan Science And Technology Agency
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Japan Science And Technology Agency filed Critical Japan Science And Technology Agency
Priority to JP2009533165A priority Critical patent/JP5267884B2/ja
Priority to US12/678,291 priority patent/US8377580B2/en
Publication of WO2009038105A1 publication Critical patent/WO2009038105A1/ja
Priority to US13/728,849 priority patent/US8968891B2/en

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/657—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing inorganic, non-oxide compound of Si, N, P, B, H or C, e.g. in metal alloy or compound
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/003—Making ferrous alloys making amorphous alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/003—Amorphous alloys with one or more of the noble metals as major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/855—Coating only part of a support with a magnetic layer
    • 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
    • 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
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/13—Amorphous metallic alloys, e.g. glassy metals
    • H01F10/131—Amorphous metallic alloys, e.g. glassy metals containing iron or nickel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/32—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film
    • H01F41/34—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying conductive, insulating or magnetic material on a magnetic film, specially adapted for a thin magnetic film in patterns, e.g. by lithography
    • 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
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/068—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder having a L10 crystallographic structure, e.g. [Co,Fe][Pt,Pd] (nano)particles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Glass Compositions (AREA)

Abstract

　金属ガラスが、下記式（１）～（３）の何れかで表される組成を有する。 　ＦｅｍＰｔｎＳｉｘＢｙＰｚ（ここで、２０＜ｍ≦６０原子％、２０＜ｎ≦５５原子％、１１≦ｘ＜１９原子％、０≦ｙ＜８原子％、０≦ｚ＜８原子％である。）　　　（１） 　Ｆｅ５５Ｐｔ２５（ＳｉｘＢｙＰｚ）２０（ここで、１１≦ｘ＜１９原子％、０≦ｙ＜８原子％、０＜ｚ＜８原子％である。）　　　　　（２） 　（Ｆｅ０．５５Ｐｔ０．２５Ｓｉ０．１６Ｂ０．０２Ｐ０．０２）１００－ｘＭｘ（ここで、０＜Ｘ≦６原子％である。Ｍは、Ｚｒ，Ｎｂ，Ｔａ，Ｈｆ，Ｔｉ，Ｍｏ，Ｗ，Ｖ．Ｃｒ，Ｍｎ，Ａｌ，Ｙ，Ａｇ，希土類元素から選ばれる１つ又はこれらの元素の組み合わせからなる元素である。）　　　　　（３） 　磁気記録媒体（１）は、基板（１１）に複数の凹凸部（１２Ｂ，１２Ａ）からなる金属ガラス層（１２）を備えてなる。金属ガラス（１２）は上記（１）式、（２）式、（３）式の何れかの組成からなる。
PCT/JP2008/066793 2007-09-18 2008-09-17 金属ガラス及びそれを用いた磁気記録媒体並びにその製造方法 WO2009038105A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009533165A JP5267884B2 (ja) 2007-09-18 2008-09-17 金属ガラス及びそれを用いた磁気記録媒体並びにその製造方法
US12/678,291 US8377580B2 (en) 2007-09-18 2008-09-17 Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording medium
US13/728,849 US8968891B2 (en) 2007-09-18 2012-12-27 Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording medium

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-241595 2007-09-18
JP2007241595 2007-09-18

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/678,291 A-371-Of-International US8377580B2 (en) 2007-09-18 2008-09-17 Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording medium
US13/728,849 Division US8968891B2 (en) 2007-09-18 2012-12-27 Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording medium

Publications (1)

Publication Number Publication Date
WO2009038105A1 true WO2009038105A1 (ja) 2009-03-26

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US (2) US8377580B2 (ja)
JP (1) JP5267884B2 (ja)
WO (1) WO2009038105A1 (ja)

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JP2009238317A (ja) * 2008-03-27 2009-10-15 Fujitsu Ltd 磁気記録媒体、磁気記録再生装置及び磁気記録媒体の製造方法
JP2010165393A (ja) * 2009-01-13 2010-07-29 Fujitsu Ltd 垂直磁気記録媒体及びその製造方法、並びに磁気記録装置
JP2011044684A (ja) * 2009-08-21 2011-03-03 Korea Advanced Inst Of Sci Technol 磁気トンネル接合デバイスおよびその製造方法
WO2016171232A1 (ja) * 2015-04-23 2016-10-27 国立大学法人東北大学 Ｌ１０型ＦｅＮｉ規則相を含むＦｅＮｉ合金組成物、Ｌ１０型ＦｅＮｉ規則相を含むＦｅＮｉ合金組成物の製造方法、アモルファスを主相とするＦｅＮｉ合金組成物、アモルファス材の母合金、アモルファス材、磁性材料および磁性材料の製造方法

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US9790580B1 (en) 2013-11-18 2017-10-17 Materion Corporation Methods for making bulk metallic glasses containing metalloids
US9970079B2 (en) 2014-04-18 2018-05-15 Apple Inc. Methods for constructing parts using metallic glass alloys, and metallic glass alloy materials for use therewith
US10161025B2 (en) * 2014-04-30 2018-12-25 Apple Inc. Methods for constructing parts with improved properties using metallic glass alloys
US9849504B2 (en) 2014-04-30 2017-12-26 Apple Inc. Metallic glass parts including core and shell
US10056541B2 (en) * 2014-04-30 2018-08-21 Apple Inc. Metallic glass meshes, actuators, sensors, and methods for constructing the same
US10000837B2 (en) 2014-07-28 2018-06-19 Apple Inc. Methods and apparatus for forming bulk metallic glass parts using an amorphous coated mold to reduce crystallization
CN104946921B (zh) * 2015-05-14 2017-01-04 大连理工大学 一种强永磁性纳米多孔Fe-Pt合金及其制备方法
EP3811046A1 (de) * 2018-06-21 2021-04-28 Trafag AG Belastungsmessanordnung, Herstellverfahren hierfür und damit durchführbares Belastungsmessverfahren
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Publication number Priority date Publication date Assignee Title
JP2009238317A (ja) * 2008-03-27 2009-10-15 Fujitsu Ltd 磁気記録媒体、磁気記録再生装置及び磁気記録媒体の製造方法
JP2010165393A (ja) * 2009-01-13 2010-07-29 Fujitsu Ltd 垂直磁気記録媒体及びその製造方法、並びに磁気記録装置
JP2011044684A (ja) * 2009-08-21 2011-03-03 Korea Advanced Inst Of Sci Technol 磁気トンネル接合デバイスおよびその製造方法
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WO2016171232A1 (ja) * 2015-04-23 2016-10-27 国立大学法人東北大学 Ｌ１０型ＦｅＮｉ規則相を含むＦｅＮｉ合金組成物、Ｌ１０型ＦｅＮｉ規則相を含むＦｅＮｉ合金組成物の製造方法、アモルファスを主相とするＦｅＮｉ合金組成物、アモルファス材の母合金、アモルファス材、磁性材料および磁性材料の製造方法
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Also Published As

Publication number Publication date
US8968891B2 (en) 2015-03-03
JPWO2009038105A1 (ja) 2011-01-06
US20130118645A1 (en) 2013-05-16
JP5267884B2 (ja) 2013-08-21
US20100310901A1 (en) 2010-12-09
US8377580B2 (en) 2013-02-19

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