WO2009004994A1 - 希土類磁石 - Google Patents
希土類磁石 Download PDFInfo
- Publication number
- WO2009004994A1 WO2009004994A1 PCT/JP2008/061704 JP2008061704W WO2009004994A1 WO 2009004994 A1 WO2009004994 A1 WO 2009004994A1 JP 2008061704 W JP2008061704 W JP 2008061704W WO 2009004994 A1 WO2009004994 A1 WO 2009004994A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mass
- rare earth
- earth magnet
- less
- disclosed
- Prior art date
Links
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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- 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
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
-
- 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
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008544690A JP5153643B2 (ja) | 2007-06-29 | 2008-06-27 | 希土類磁石 |
EP08790669.9A EP2172947B1 (en) | 2007-06-29 | 2008-06-27 | Rare earth magnet |
US12/666,909 US8152936B2 (en) | 2007-06-29 | 2008-06-27 | Rare earth magnet |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007172789 | 2007-06-29 | ||
JP2007-172789 | 2007-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009004994A1 true WO2009004994A1 (ja) | 2009-01-08 |
Family
ID=40226040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/061704 WO2009004994A1 (ja) | 2007-06-29 | 2008-06-27 | 希土類磁石 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8152936B2 (ja) |
EP (1) | EP2172947B1 (ja) |
JP (2) | JP5153643B2 (ja) |
CN (2) | CN105118593A (ja) |
WO (1) | WO2009004994A1 (ja) |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010219499A (ja) * | 2009-02-18 | 2010-09-30 | Tdk Corp | R−t−b系希土類焼結磁石及びその製造方法 |
US20110234348A1 (en) * | 2010-03-23 | 2011-09-29 | Tdk Corporation | Rare-earth magnet, method of manufacturing rare-earth magnet, and rotator |
JP2011199180A (ja) * | 2010-03-23 | 2011-10-06 | Tdk Corp | 希土類磁石及び回転機 |
WO2011122667A1 (ja) | 2010-03-30 | 2011-10-06 | Tdk株式会社 | 希土類焼結磁石、その製造方法、モーター、及び自動車 |
JP2011211056A (ja) * | 2010-03-30 | 2011-10-20 | Tdk Corp | 希土類焼結磁石、モーター及び自動車 |
JP2014027268A (ja) * | 2012-06-22 | 2014-02-06 | Tdk Corp | 焼結磁石 |
WO2015022946A1 (ja) * | 2013-08-12 | 2015-02-19 | 日立金属株式会社 | R-t-b系焼結磁石およびr-t-b系焼結磁石の製造方法 |
WO2016015662A1 (zh) * | 2014-07-30 | 2016-02-04 | 厦门钨业股份有限公司 | 稀土磁铁用急冷合金和稀土磁铁的制备方法 |
JP2017073463A (ja) * | 2015-10-07 | 2017-04-13 | Tdk株式会社 | R−t−b系焼結磁石 |
JP2018093201A (ja) * | 2016-12-06 | 2018-06-14 | Tdk株式会社 | R−t−b系永久磁石 |
JP2018093202A (ja) * | 2016-12-06 | 2018-06-14 | Tdk株式会社 | R−t−b系永久磁石 |
JP2018160669A (ja) * | 2017-03-22 | 2018-10-11 | Tdk株式会社 | R−t−b系希土類磁石 |
US10115507B2 (en) | 2013-11-27 | 2018-10-30 | Xiamen Tungsten Co., Ltd. | Low-B bare earth magnet |
JP2019102707A (ja) * | 2017-12-05 | 2019-06-24 | Tdk株式会社 | R−t−b系永久磁石 |
US10381139B2 (en) | 2014-03-31 | 2019-08-13 | Xiamen Tungsten Co., Ltd. | W-containing R—Fe—B—Cu sintered magnet and quenching alloy |
JP2020077843A (ja) * | 2018-11-06 | 2020-05-21 | 大同特殊鋼株式会社 | RFeB系焼結磁石 |
JP2020161812A (ja) * | 2019-03-22 | 2020-10-01 | Tdk株式会社 | R−t−b系永久磁石 |
JP2020161811A (ja) * | 2019-03-22 | 2020-10-01 | Tdk株式会社 | R−t−b系永久磁石 |
US10825589B2 (en) | 2017-03-22 | 2020-11-03 | Tdk Corporation | R-T-B based rare earth magnet |
JPWO2021095630A1 (ja) * | 2019-11-11 | 2021-05-20 | ||
JPWO2021095633A1 (ja) * | 2019-11-11 | 2021-05-20 | ||
JP2022537003A (ja) * | 2019-09-03 | 2022-08-23 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | 希土類永久磁石材料、原料組成物、製造方法、応用、モーター |
JP2022543489A (ja) * | 2019-12-31 | 2022-10-12 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | R-t-b系永久磁石材料、原料組成物、製造方法、並びに応用 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011258935A (ja) * | 2010-05-14 | 2011-12-22 | Shin Etsu Chem Co Ltd | R−t−b系希土類焼結磁石 |
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 |
JP6265368B2 (ja) * | 2013-04-22 | 2018-01-24 | 昭和電工株式会社 | R−t−b系希土類焼結磁石およびその製造方法 |
JP5464289B1 (ja) * | 2013-04-22 | 2014-04-09 | Tdk株式会社 | R−t−b系焼結磁石 |
JP6287167B2 (ja) * | 2013-07-16 | 2018-03-07 | Tdk株式会社 | 希土類磁石 |
JP5999080B2 (ja) * | 2013-07-16 | 2016-09-28 | Tdk株式会社 | 希土類磁石 |
JP6288095B2 (ja) * | 2013-09-02 | 2018-03-07 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
JP5915637B2 (ja) | 2013-12-19 | 2016-05-11 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
JP5924335B2 (ja) * | 2013-12-26 | 2016-05-25 | トヨタ自動車株式会社 | 希土類磁石とその製造方法 |
US10242781B2 (en) * | 2015-12-24 | 2019-03-26 | Hitachi Metals, Ltd. | Method for manufacturing R-T-B based sintered magnet |
JP2018056188A (ja) | 2016-09-26 | 2018-04-05 | 信越化学工業株式会社 | R−Fe−B系焼結磁石 |
JP6852351B2 (ja) | 2016-10-28 | 2021-03-31 | 株式会社Ihi | 希土類永久磁石の製造方法 |
CN108154987B (zh) * | 2016-12-06 | 2020-09-01 | Tdk株式会社 | R-t-b系永久磁铁 |
DE102017222062A1 (de) * | 2016-12-06 | 2018-06-07 | Tdk Corporation | Permanentmagnet auf R-T-B-Basis |
CN109754970B (zh) * | 2017-11-01 | 2023-01-10 | 北京中科三环高技术股份有限公司 | 一种稀土磁体及其制备方法 |
JP7251916B2 (ja) * | 2017-12-05 | 2023-04-04 | Tdk株式会社 | R-t-b系永久磁石 |
CN110335735A (zh) * | 2019-07-18 | 2019-10-15 | 宁波科田磁业有限公司 | 一种r-t-b永磁材料及其制备方法 |
CN111613407B (zh) * | 2020-06-03 | 2022-05-03 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系永磁材料、原料组合物及其制备方法和应用 |
CN111968818B (zh) * | 2020-09-04 | 2023-02-07 | 烟台正海磁性材料股份有限公司 | 一种钕铁硼永磁体及其制备方法和应用 |
CN114188114A (zh) * | 2021-11-15 | 2022-03-15 | 福建省长汀金龙稀土有限公司 | 一种烧结钕铁硼磁体材料及其制备方法和应用 |
CN114220622A (zh) * | 2021-11-25 | 2022-03-22 | 福建省长汀金龙稀土有限公司 | 抗氧化组合物、稀土永磁体、烧结磁铁类材料、制备方法 |
CN116564638A (zh) * | 2022-01-30 | 2023-08-08 | 福建省长汀金龙稀土有限公司 | 一种r-t-b系磁体及其制备方法和应用 |
CN117012487A (zh) * | 2022-04-29 | 2023-11-07 | 福建省长汀金龙稀土有限公司 | 钕铁硼磁体材料及其制备方法、应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000234151A (ja) | 1998-12-15 | 2000-08-29 | Shin Etsu Chem Co Ltd | R−Fe−B系希土類永久磁石材料 |
WO2004029995A1 (ja) | 2002-09-30 | 2004-04-08 | Tdk Corporation | R−t−b系希土類永久磁石 |
WO2005015580A1 (ja) | 2003-08-12 | 2005-02-17 | Neomax Co., Ltd. | R-t-b系焼結磁石および希土類合金 |
JP2005197533A (ja) * | 2004-01-08 | 2005-07-21 | Tdk Corp | R−t−b系希土類永久磁石 |
JP2006210893A (ja) * | 2004-12-27 | 2006-08-10 | Shin Etsu Chem Co Ltd | Nd−Fe−B系希土類永久磁石材料 |
JP2006303197A (ja) * | 2005-04-20 | 2006-11-02 | Neomax Co Ltd | R−t−b系焼結磁石の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4767450A (en) * | 1984-11-27 | 1988-08-30 | Sumitomo Special Metals Co., Ltd. | Process for producing the rare earth alloy powders |
DE69916764T2 (de) * | 1998-12-15 | 2005-03-31 | Shin-Etsu Chemical Co., Ltd. | Auf Seltenerd/Eisen/Bor basierte Legierung für Dauermagnet |
US6635120B2 (en) * | 2000-09-14 | 2003-10-21 | Hitachi Metals, Ltd. | Method for producing sintered rare earth magnet and sintered ring magnet |
US7255751B2 (en) * | 2002-09-30 | 2007-08-14 | Tdk Corporation | Method for manufacturing R-T-B system rare earth permanent magnet |
US7199690B2 (en) * | 2003-03-27 | 2007-04-03 | Tdk Corporation | R-T-B system rare earth permanent magnet |
WO2005001855A1 (ja) * | 2003-06-27 | 2005-01-06 | Tdk Corporation | R-t-b系永久磁石 |
US8012269B2 (en) * | 2004-12-27 | 2011-09-06 | Shin-Etsu Chemical Co., Ltd. | Nd-Fe-B rare earth permanent magnet material |
JP4766453B2 (ja) * | 2005-03-16 | 2011-09-07 | Tdk株式会社 | 希土類永久磁石 |
JP4766452B2 (ja) * | 2005-03-16 | 2011-09-07 | Tdk株式会社 | 希土類永久磁石 |
-
2008
- 2008-06-27 US US12/666,909 patent/US8152936B2/en active Active
- 2008-06-27 CN CN201510501489.5A patent/CN105118593A/zh active Pending
- 2008-06-27 EP EP08790669.9A patent/EP2172947B1/en active Active
- 2008-06-27 WO PCT/JP2008/061704 patent/WO2009004994A1/ja active Application Filing
- 2008-06-27 JP JP2008544690A patent/JP5153643B2/ja active Active
- 2008-06-27 CN CNA2008800002796A patent/CN101542644A/zh active Pending
-
2012
- 2012-10-09 JP JP2012224088A patent/JP5310923B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000234151A (ja) | 1998-12-15 | 2000-08-29 | Shin Etsu Chem Co Ltd | R−Fe−B系希土類永久磁石材料 |
WO2004029995A1 (ja) | 2002-09-30 | 2004-04-08 | Tdk Corporation | R−t−b系希土類永久磁石 |
WO2005015580A1 (ja) | 2003-08-12 | 2005-02-17 | Neomax Co., Ltd. | R-t-b系焼結磁石および希土類合金 |
JP2005197533A (ja) * | 2004-01-08 | 2005-07-21 | Tdk Corp | R−t−b系希土類永久磁石 |
JP2006210893A (ja) * | 2004-12-27 | 2006-08-10 | Shin Etsu Chem Co Ltd | Nd−Fe−B系希土類永久磁石材料 |
JP2006303197A (ja) * | 2005-04-20 | 2006-11-02 | Neomax Co Ltd | R−t−b系焼結磁石の製造方法 |
Cited By (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010219499A (ja) * | 2009-02-18 | 2010-09-30 | Tdk Corp | R−t−b系希土類焼結磁石及びその製造方法 |
US20110234348A1 (en) * | 2010-03-23 | 2011-09-29 | Tdk Corporation | Rare-earth magnet, method of manufacturing rare-earth magnet, and rotator |
JP2011199180A (ja) * | 2010-03-23 | 2011-10-06 | Tdk Corp | 希土類磁石及び回転機 |
US10395822B2 (en) * | 2010-03-23 | 2019-08-27 | Tdk Corporation | Rare-earth magnet, method of manufacturing rare-earth magnet, and rotator |
WO2011122667A1 (ja) | 2010-03-30 | 2011-10-06 | Tdk株式会社 | 希土類焼結磁石、その製造方法、モーター、及び自動車 |
JPWO2011122667A1 (ja) * | 2010-03-30 | 2013-07-08 | Tdk株式会社 | 希土類焼結磁石、その製造方法、モーター、及び自動車 |
JP5392400B2 (ja) * | 2010-03-30 | 2014-01-22 | Tdk株式会社 | 希土類焼結磁石、その製造方法、モーター、及び自動車 |
JP2011211056A (ja) * | 2010-03-30 | 2011-10-20 | Tdk Corp | 希土類焼結磁石、モーター及び自動車 |
US9350203B2 (en) | 2010-03-30 | 2016-05-24 | Tdk Corporation | Rare earth sintered magnet, method for producing the same, motor, and automobile |
JP2014027268A (ja) * | 2012-06-22 | 2014-02-06 | Tdk Corp | 焼結磁石 |
WO2015022946A1 (ja) * | 2013-08-12 | 2015-02-19 | 日立金属株式会社 | R-t-b系焼結磁石およびr-t-b系焼結磁石の製造方法 |
US10388442B2 (en) | 2013-08-12 | 2019-08-20 | Hitachi Metals, Ltd. | R-T-B based sintered magnet and method for producing R-T-B based sintered magnet |
US10115507B2 (en) | 2013-11-27 | 2018-10-30 | Xiamen Tungsten Co., Ltd. | Low-B bare earth magnet |
US10381139B2 (en) | 2014-03-31 | 2019-08-13 | Xiamen Tungsten Co., Ltd. | W-containing R—Fe—B—Cu sintered magnet and quenching alloy |
WO2016015662A1 (zh) * | 2014-07-30 | 2016-02-04 | 厦门钨业股份有限公司 | 稀土磁铁用急冷合金和稀土磁铁的制备方法 |
US10096413B2 (en) | 2014-07-30 | 2018-10-09 | Xiamen Tungsten Co., Ltd. | Quenched alloy for rare earth magnet and a manufacturing method of rare earth magnet |
JP2017073463A (ja) * | 2015-10-07 | 2017-04-13 | Tdk株式会社 | R−t−b系焼結磁石 |
JP7251917B2 (ja) | 2016-12-06 | 2023-04-04 | Tdk株式会社 | R-t-b系永久磁石 |
JP2018093202A (ja) * | 2016-12-06 | 2018-06-14 | Tdk株式会社 | R−t−b系永久磁石 |
JP2018093201A (ja) * | 2016-12-06 | 2018-06-14 | Tdk株式会社 | R−t−b系永久磁石 |
JP2018160669A (ja) * | 2017-03-22 | 2018-10-11 | Tdk株式会社 | R−t−b系希土類磁石 |
US10825589B2 (en) | 2017-03-22 | 2020-11-03 | Tdk Corporation | R-T-B based rare earth magnet |
JP7056264B2 (ja) | 2017-03-22 | 2022-04-19 | Tdk株式会社 | R-t-b系希土類磁石 |
JP2019102707A (ja) * | 2017-12-05 | 2019-06-24 | Tdk株式会社 | R−t−b系永久磁石 |
JP2020077843A (ja) * | 2018-11-06 | 2020-05-21 | 大同特殊鋼株式会社 | RFeB系焼結磁石 |
JP7379935B2 (ja) | 2018-11-06 | 2023-11-15 | 大同特殊鋼株式会社 | RFeB系焼結磁石 |
JP2020161812A (ja) * | 2019-03-22 | 2020-10-01 | Tdk株式会社 | R−t−b系永久磁石 |
JP2020161811A (ja) * | 2019-03-22 | 2020-10-01 | Tdk株式会社 | R−t−b系永久磁石 |
JP7447573B2 (ja) | 2019-03-22 | 2024-03-12 | Tdk株式会社 | R-t-b系永久磁石 |
JP7424126B2 (ja) | 2019-03-22 | 2024-01-30 | Tdk株式会社 | R-t-b系永久磁石 |
JP7220300B2 (ja) | 2019-09-03 | 2023-02-09 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | 希土類永久磁石材料、原料組成物、製造方法、応用、モーター |
JP2022537003A (ja) * | 2019-09-03 | 2022-08-23 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | 希土類永久磁石材料、原料組成物、製造方法、応用、モーター |
WO2021095630A1 (ja) * | 2019-11-11 | 2021-05-20 | 信越化学工業株式会社 | R-Fe-B系焼結磁石 |
WO2021095633A1 (ja) * | 2019-11-11 | 2021-05-20 | 信越化学工業株式会社 | R-Fe-B系焼結磁石 |
JP7424388B2 (ja) | 2019-11-11 | 2024-01-30 | 信越化学工業株式会社 | R-Fe-B系焼結磁石 |
JPWO2021095633A1 (ja) * | 2019-11-11 | 2021-05-20 | ||
JPWO2021095630A1 (ja) * | 2019-11-11 | 2021-05-20 | ||
JP7220329B2 (ja) | 2019-12-31 | 2023-02-09 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | R-t-b系永久磁石材料、原料組成物、製造方法、並びに応用 |
JP2022543489A (ja) * | 2019-12-31 | 2022-10-12 | フージャン チャンティン ゴールデン ドラゴン レア-アース カンパニー リミテッド | R-t-b系永久磁石材料、原料組成物、製造方法、並びに応用 |
Also Published As
Publication number | Publication date |
---|---|
JP5310923B2 (ja) | 2013-10-09 |
JP5153643B2 (ja) | 2013-02-27 |
JPWO2009004994A1 (ja) | 2010-08-26 |
EP2172947A1 (en) | 2010-04-07 |
US8152936B2 (en) | 2012-04-10 |
CN105118593A (zh) | 2015-12-02 |
JP2013070062A (ja) | 2013-04-18 |
US20100233016A1 (en) | 2010-09-16 |
EP2172947A4 (en) | 2017-03-22 |
EP2172947B1 (en) | 2020-01-22 |
CN101542644A (zh) | 2009-09-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2009004994A1 (ja) | 希土類磁石 | |
WO2008139559A1 (ja) | R-t-b系焼結磁石 | |
MY142124A (en) | R-fe-b based rare earth permanent magnet material | |
WO2008129803A1 (ja) | 軟磁性合金及びそれを用いた磁気部品並びにそれらの製造方法 | |
PH12013000103A1 (en) | Rare earth sintered magnet and making method | |
WO2009138725A3 (en) | Magnetic pole-piece structure | |
WO2008069749A3 (en) | Soft magnetic powder | |
JP2003158006A5 (ja) | ||
WO2007074434A3 (en) | Soft magnetic alloy for microwire casting | |
WO2008048277A3 (en) | Nanostructured mn-al permanent magnets and methods of producing same | |
JP2010003354A5 (ja) | ||
WO2012137070A3 (en) | Martensitic antibacterial stainless steel and manufacturing method thereof | |
BRPI0508979A (pt) | material magnético de óxido e magneto sinterizado | |
ATE544876T1 (de) | Eisen-nickel-legierung | |
WO2012010941A8 (fr) | Composant horloger comprenant un alliage métallique amorphe | |
WO2008081542A1 (ja) | 茶抽出物 | |
WO2008114611A1 (ja) | 磁性合金、アモルファス合金薄帯、および磁性部品 | |
WO2008093568A1 (ja) | 積層コイル部品 | |
WO2011160617A3 (de) | Nickelbasislegierung | |
EP1615240A3 (en) | Fe-based amorphous alloy ribbon and magnetic core formed thereby | |
TW200513543A (en) | Hot rolled steel sheet and method of producing the same | |
WO2008015643A3 (en) | Nickel-based brazing alloy and method for brazing | |
AR062599A1 (es) | Acero inoxidable martensitico para estructuras soldadas | |
TW200641156A (en) | A Fe-B-Si system amorphous alloy thin strip | |
WO2012059080A3 (de) | Ni-fe-cr-mo-legierung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200880000279.6 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2008544690 Country of ref document: JP |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 08790669 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12666909 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2008790669 Country of ref document: EP |