JP6195285B2 - 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 - Google Patents
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 Download PDFInfo
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- 229910002555 FeNi Inorganic materials 0.000 title claims description 489
- 229910045601 alloy Inorganic materials 0.000 title claims description 310
- 239000000956 alloy Substances 0.000 title claims description 310
- 239000000203 mixture Substances 0.000 title claims description 258
- 238000004519 manufacturing process Methods 0.000 title claims description 43
- 239000000463 material Substances 0.000 title description 40
- 239000000696 magnetic material Substances 0.000 title description 24
- 229910000808 amorphous metal alloy Inorganic materials 0.000 title description 5
- 238000010438 heat treatment Methods 0.000 claims description 70
- 239000007787 solid Substances 0.000 claims description 50
- 238000002425 crystallisation Methods 0.000 claims description 49
- 230000008025 crystallization Effects 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 39
- 238000005259 measurement Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 17
- 229910052698 phosphorus Inorganic materials 0.000 claims description 15
- 238000010791 quenching Methods 0.000 claims description 14
- 230000000171 quenching effect Effects 0.000 claims description 14
- 238000007711 solidification Methods 0.000 claims description 12
- 230000008023 solidification Effects 0.000 claims description 12
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 229910000859 α-Fe Inorganic materials 0.000 claims description 11
- 229910052796 boron Inorganic materials 0.000 claims description 9
- 230000009466 transformation Effects 0.000 claims description 9
- 238000002003 electron diffraction Methods 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 92
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 82
- 230000005291 magnetic effect Effects 0.000 description 58
- 229910052742 iron Inorganic materials 0.000 description 34
- 229910052759 nickel Inorganic materials 0.000 description 29
- 230000005415 magnetization Effects 0.000 description 23
- 239000013078 crystal Substances 0.000 description 15
- 230000008569 process Effects 0.000 description 14
- 238000002441 X-ray diffraction Methods 0.000 description 13
- 238000009792 diffusion process Methods 0.000 description 10
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 8
- 239000002243 precursor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 239000000654 additive Substances 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 5
- 230000005347 demagnetization Effects 0.000 description 5
- 229910001004 magnetic alloy Inorganic materials 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229910052761 rare earth metal Inorganic materials 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910000905 alloy phase Inorganic materials 0.000 description 4
- 239000012298 atmosphere Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000005381 magnetic domain Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000002159 nanocrystal Substances 0.000 description 3
- 230000005502 phase rule Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- 229920001074 Tenite Polymers 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910052702 rhenium Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 238000000333 X-ray scattering Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005280 amorphization Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000002524 electron diffraction data Methods 0.000 description 1
- 238000005430 electron energy loss spectroscopy Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009689 gas atomisation Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002465 magnetic force microscopy Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005551 mechanical alloying Methods 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000329 molecular dynamics simulation Methods 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 238000007709 nanocrystallization Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910001453 nickel ion Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- DAFOCGYVTAOKAJ-UHFFFAOYSA-N phenibut Chemical compound OC(=O)CC(CN)C1=CC=CC=C1 DAFOCGYVTAOKAJ-UHFFFAOYSA-N 0.000 description 1
- 229960004122 phenibut Drugs 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/001—Heat treatment of ferrous alloys containing Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
- C21D8/1211—Rapid solidification; Thin strip casting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/11—Making amorphous 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
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- 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
-
- 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
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/008—Amorphous alloys with Fe, Co or Ni as the 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/04—Amorphous alloys with nickel or cobalt as the major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- 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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- 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
- H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/03—Amorphous or microcrystalline structure
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Soft Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Description
(1)低磁場におけるドメイン壁運動による面外磁化の整列(アライメント)、および
(2)高磁場における面内磁化の面直方向への回転。
(因子1)アモルファス中の構成元素の高速拡散、
(因子2)アモルファスからL10型FeNi規則相が析出する際の高駆動力、および
(因子3)不均一アモルファス中のL10型FeNi規則相を含有するクラスターの内在。
Claims (17)
- L10型FeNi規則相を含むFeNi合金組成物であって、
Feの含有量とNiの含有量との総和が65原子%以上90原子%以下、Si、BおよびPからなる群から選ばれる1種または2種以上の総和が10原子%以上35原子%以下、残部が不可避的不純物からなることを特徴とするL10型FeNi規則相を含むFeNi合金組成物。 - Siの含有量が0.5原子%以上20原子%以下である、請求項1に記載のL10型FeNi規則相を含むFeNi合金組成物。
- Cuを5原子%以下含有する、請求項1または2に記載のL10型FeNi規則相を含むFeNi合金組成物。
- Feの含有量のNiの含有量に対する比が0.3以上5以下である、請求項1から3のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- 前記L10型FeNi規則相についてナノビーム電子回折(NBD)パターンを測定したときに、測定結果に基づき算出された前記L10型FeNi規則相の長距離規則(LRO)パラメータSが0.65以上である部分を有する、請求項1から4のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- 残留保磁力Hcrが1×105A/m以上である、請求項1から5のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- 前記FeNi合金組成物が含む前記L10型FeNi規則相の規則相−不規則相変態温度は、450℃以上600℃以下である、請求項1から6のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- α−Feを含有する、請求項1から7のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- Feリッチ相およびNiリッチ相を含有する、請求項1から8のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物。
- 請求項1から3のいずれか一項に記載の成分からなる合金融体を液体急冷してアモルファスを主相とする固体を作製する固化工程と、
前記固化工程により得られた前記アモルファスを主相とする固体を加熱して結晶化させて、L10型FeNi規則相を含むFeNi合金組成物を形成する熱処理工程と、
を備えることを特徴とするL10型FeNi規則相を含むFeNi合金組成物の製造方法。 - 前記固化工程で得られた前記アモルファスを主相とする固体の結晶化温度は300℃以上550℃以下である、請求項10に記載のL10型FeNi規則相を含むFeNi合金組成物の製造方法。
- 前記熱処理工程における加熱温度は300℃以上550℃以下である、請求項10または11に記載のL10型FeNi規則相を含むFeNi合金組成物の製造方法。
- 前記熱処理工程における加熱温度は、前記アモルファスを主相とする固体の結晶化温度以上である、請求項10から12のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物の製造方法。
- 前記熱処理工程における加熱温度は、前記FeNi合金組成物に含まれる前記L10型FeNi規則相の規則相−不規則相変態温度以下である、請求項10から13のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物の製造方法。
- 請求項1から9のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物の製造に用いられるアモルファスを主相とするFeNi合金組成物であって、
Feの含有量とNiの含有量との総和が65原子%以上90原子%以下、Si、BおよびPからなる群から選ばれる1種または2種以上の総和が10原子%以上35原子%以下、残部が不可避的不純物からなる組成であることを特徴とするアモルファスを主相とするFeNi合金組成物。 - 結晶化温度が300℃以上550℃以下である、請求項15に記載のアモルファスを主相とするFeNi合金組成物。
- 請求項1から9のいずれか一項に記載のL10型FeNi規則相を含むFeNi合金組成物の製造に用いられる母合金であって、
Feの含有量とNiの含有量との総和が65原子%以上90原子%以下、Si、BおよびPからなる群から選ばれる1種または2種以上の総和が10原子%以上35原子%以下、残部が不可避的不純物からなる組成であることを特徴とする母合金。
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