JP4032560B2 - 永久磁石用希土類系合金粉末の製造方法 - Google Patents

永久磁石用希土類系合金粉末の製造方法 Download PDF

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Publication number
JP4032560B2
JP4032560B2 JP14604599A JP14604599A JP4032560B2 JP 4032560 B2 JP4032560 B2 JP 4032560B2 JP 14604599 A JP14604599 A JP 14604599A JP 14604599 A JP14604599 A JP 14604599A JP 4032560 B2 JP4032560 B2 JP 4032560B2
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temperature
hydrogen release
rare earth
hydrogen
time
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Japanese (ja)
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JP2000336405A5 (https=
JP2000336405A (ja
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浩之 冨澤
尚 池上
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Proterial Ltd
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Hitachi Metals Ltd
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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
    • H01F1/032—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
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/0553—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 obtained by reduction or by hydrogen decrepitation or embrittlement

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
JP14604599A 1999-05-26 1999-05-26 永久磁石用希土類系合金粉末の製造方法 Expired - Lifetime JP4032560B2 (ja)

Priority Applications (1)

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JP14604599A JP4032560B2 (ja) 1999-05-26 1999-05-26 永久磁石用希土類系合金粉末の製造方法

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Application Number Priority Date Filing Date Title
JP14604599A JP4032560B2 (ja) 1999-05-26 1999-05-26 永久磁石用希土類系合金粉末の製造方法

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JP2000336405A JP2000336405A (ja) 2000-12-05
JP2000336405A5 JP2000336405A5 (https=) 2006-02-23
JP4032560B2 true JP4032560B2 (ja) 2008-01-16

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JP14604599A Expired - Lifetime JP4032560B2 (ja) 1999-05-26 1999-05-26 永久磁石用希土類系合金粉末の製造方法

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4998096B2 (ja) * 2007-06-06 2012-08-15 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系永久磁石の製造方法
JP5472320B2 (ja) 2009-12-09 2014-04-16 愛知製鋼株式会社 希土類異方性磁石粉末およびその製造方法とボンド磁石
CN102640238B (zh) 2009-12-09 2015-01-21 爱知制钢株式会社 稀土类各向异性磁铁及其制造方法
JP5609783B2 (ja) * 2011-06-21 2014-10-22 住友金属鉱山株式会社 希土類−遷移金属系合金粉末の製造方法
CN103875045B (zh) * 2011-10-13 2016-08-31 Tdk株式会社 R-t-b 系合金薄片、r-t-b 系烧结磁体及其制造方法
KR101269408B1 (ko) * 2012-10-10 2013-05-30 한국기계연구원 수소방출및재결합단계를 포함하는 희토류-철-보론계 희토류자성분말의 제조방법
CN104376944B (zh) * 2014-11-21 2017-02-22 北矿磁材科技股份有限公司 一种稀土铁硼磁粉、磁体及磁粉的制备方法
CN119747686B (zh) * 2024-12-26 2025-11-25 北京星航机电装备有限公司 一种降低构件开裂倾向的复合热处理工艺及热处理装置

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