DK3343571T3 - Sammensat sintret sjælden jordmagnet af r-fe-b-serien indeholdende pr og w samt fremgangsmåde til fremstilling deraf - Google Patents
Sammensat sintret sjælden jordmagnet af r-fe-b-serien indeholdende pr og w samt fremgangsmåde til fremstilling deraf Download PDFInfo
- Publication number
- DK3343571T3 DK3343571T3 DK16850298.7T DK16850298T DK3343571T3 DK 3343571 T3 DK3343571 T3 DK 3343571T3 DK 16850298 T DK16850298 T DK 16850298T DK 3343571 T3 DK3343571 T3 DK 3343571T3
- Authority
- DK
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- Prior art keywords
- sinterly
- manufacture
- composition
- series containing
- rare soil
- Prior art date
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Classifications
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- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
-
- 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
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
-
- 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
-
- 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
-
- 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
- H01F41/02—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 manufacturing cores, coils, or magnets
- H01F41/0253—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 manufacturing cores, coils, or magnets for manufacturing permanent magnets
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
- B22F2301/355—Rare Earth - Fe intermetallic alloys
-
- 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
- B22F2304/00—Physical aspects of the powder
- B22F2304/10—Micron size particles, i.e. above 1 micrometer up to 500 micrometer
-
- 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
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510625876 | 2015-09-28 | ||
CN201610827760.9A CN106448985A (zh) | 2015-09-28 | 2016-09-18 | 一种复合含有Pr和W的R‑Fe‑B系稀土烧结磁铁 |
PCT/CN2016/099861 WO2017054674A1 (zh) | 2015-09-28 | 2016-09-23 | 一种复合含有Pr和W的R-Fe-B系稀土烧结磁铁 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK3343571T3 true DK3343571T3 (da) | 2020-08-03 |
Family
ID=58168652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK16850298.7T DK3343571T3 (da) | 2015-09-28 | 2016-09-23 | Sammensat sintret sjælden jordmagnet af r-fe-b-serien indeholdende pr og w samt fremgangsmåde til fremstilling deraf |
Country Status (8)
Country | Link |
---|---|
US (1) | US10971289B2 (da) |
EP (2) | EP3686907B1 (da) |
JP (1) | JP6828027B2 (da) |
CN (2) | CN106448985A (da) |
DK (1) | DK3343571T3 (da) |
ES (2) | ES2909232T3 (da) |
TW (1) | TWI617676B (da) |
WO (1) | WO2017054674A1 (da) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018059197A (ja) * | 2016-09-30 | 2018-04-12 | 日立金属株式会社 | R−tm−b系焼結磁石 |
CN110619984B (zh) * | 2018-06-19 | 2021-12-07 | 厦门钨业股份有限公司 | 一种低B含量的R-Fe-B系烧结磁铁及其制备方法 |
CN110797157B (zh) * | 2019-11-21 | 2021-06-04 | 厦门钨业股份有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
CN110828089B (zh) * | 2019-11-21 | 2021-03-26 | 厦门钨业股份有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
CN110957091B (zh) * | 2019-11-21 | 2021-07-13 | 厦门钨业股份有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
JP2023163209A (ja) * | 2022-04-28 | 2023-11-10 | 信越化学工業株式会社 | 希土類焼結磁石及び希土類焼結磁石の製造方法 |
Family Cites Families (32)
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US998A (en) * | 1838-11-03 | navy yard | ||
US847A (en) * | 1838-07-19 | William smith | ||
JP3121824B2 (ja) * | 1990-02-14 | 2001-01-09 | ティーディーケイ株式会社 | 焼結永久磁石 |
JPH05339684A (ja) * | 1992-06-11 | 1993-12-21 | Hitachi Metals Ltd | 永久磁石合金およびその製造方法 |
US20020036367A1 (en) * | 2000-02-22 | 2002-03-28 | Marlin Walmer | Method for producing & manufacturing density enhanced, DMC, bonded permanent magnets |
CN1306527C (zh) * | 2001-12-18 | 2007-03-21 | 昭和电工株式会社 | 用于稀土磁体的合金薄片及其生产方法、用于稀土烧结磁体的合金粉末、稀土烧结磁体、用于结合磁体的合金粉末和结合磁体 |
JP2004006767A (ja) * | 2002-03-29 | 2004-01-08 | Tdk Corp | 永久磁石 |
JP3762912B2 (ja) * | 2003-03-27 | 2006-04-05 | Tdk株式会社 | R−t−b系希土類永久磁石 |
US7199690B2 (en) * | 2003-03-27 | 2007-04-03 | Tdk Corporation | R-T-B system rare earth permanent magnet |
US7485193B2 (en) * | 2004-06-22 | 2009-02-03 | Shin-Etsu Chemical Co., Ltd | R-FE-B based rare earth permanent magnet material |
US8182618B2 (en) * | 2005-12-02 | 2012-05-22 | Hitachi Metals, Ltd. | Rare earth sintered magnet and method for producing same |
CN101331566B (zh) * | 2006-03-03 | 2013-12-25 | 日立金属株式会社 | R-Fe-B系稀土类烧结磁铁及其制造方法 |
EP2302646B1 (en) * | 2008-06-13 | 2018-10-31 | Hitachi Metals, Ltd. | R-t-cu-mn-b type sintered magnet |
JP2011021269A (ja) * | 2009-03-31 | 2011-02-03 | Showa Denko Kk | R−t−b系希土類永久磁石用合金材料、r−t−b系希土類永久磁石の製造方法およびモーター |
JP2011258935A (ja) * | 2010-05-14 | 2011-12-22 | Shin Etsu Chem Co Ltd | R−t−b系希土類焼結磁石 |
KR101649433B1 (ko) * | 2012-02-23 | 2016-08-19 | 제이엑스금속주식회사 | 네오디뮴계 희토류 영구 자석 및 그 제조 방법 |
PH12013000103B1 (en) * | 2012-04-11 | 2015-09-07 | Shinetsu Chemical Co | Rare earth sintered magnet and making method |
US9997284B2 (en) * | 2012-06-22 | 2018-06-12 | Tdk Corporation | Sintered magnet |
JP6119548B2 (ja) * | 2012-10-17 | 2017-04-26 | 信越化学工業株式会社 | 希土類焼結磁石の製造方法 |
CN102956337B (zh) * | 2012-11-09 | 2016-05-25 | 厦门钨业股份有限公司 | 一种烧结Nd-Fe-B系磁铁的省却工序的制作方法 |
CN103050267B (zh) * | 2012-12-31 | 2016-01-20 | 厦门钨业股份有限公司 | 一种基于细粉热处理的烧结Nd-Fe-B系磁铁制作方法 |
CN103093916B (zh) * | 2013-02-06 | 2015-07-01 | 南京信息工程大学 | 一种钕铁硼磁性材料及其制备方法 |
ES2674370T3 (es) * | 2013-03-29 | 2018-06-29 | Hitachi Metals, Ltd. | Imán sinterizado a base de R-T-B |
CN103831435B (zh) * | 2014-01-27 | 2018-05-18 | 厦门钨业股份有限公司 | 磁体合金粉末与其磁体的制造方法 |
JP6003920B2 (ja) * | 2014-02-12 | 2016-10-05 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
CN104952574A (zh) * | 2014-03-31 | 2015-09-30 | 厦门钨业股份有限公司 | 一种含W的Nd-Fe-B-Cu系烧结磁铁 |
US10614938B2 (en) * | 2014-03-31 | 2020-04-07 | Xiamen Tungsten Co., Ltd. | W-containing R—Fe—B—Cu sintered magnet and quenching alloy |
CN103878377B (zh) * | 2014-03-31 | 2016-01-27 | 厦门钨业股份有限公司 | 稀土磁铁用合金粉末、以及稀土磁铁的制造方法 |
CN103996475B (zh) * | 2014-05-11 | 2016-05-25 | 沈阳中北通磁科技股份有限公司 | 一种具有复合主相的高性能钕铁硼稀土永磁体及制造方法 |
CN105321647B (zh) * | 2014-07-30 | 2018-02-23 | 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 |
CN104599801A (zh) * | 2014-11-25 | 2015-05-06 | 宁波同创强磁材料有限公司 | 一种稀土永磁材料及其制备方法 |
EP3279906A4 (en) * | 2015-04-02 | 2018-07-04 | Xiamen Tungsten Co. Ltd. | Ho and w-containing rare-earth magnet |
-
2016
- 2016-09-18 CN CN201610827760.9A patent/CN106448985A/zh active Pending
- 2016-09-23 DK DK16850298.7T patent/DK3343571T3/da active
- 2016-09-23 JP JP2018515999A patent/JP6828027B2/ja active Active
- 2016-09-23 ES ES20163521T patent/ES2909232T3/es active Active
- 2016-09-23 WO PCT/CN2016/099861 patent/WO2017054674A1/zh active Application Filing
- 2016-09-23 EP EP20163521.6A patent/EP3686907B1/en active Active
- 2016-09-23 US US15/763,508 patent/US10971289B2/en active Active
- 2016-09-23 EP EP16850298.7A patent/EP3343571B1/en active Active
- 2016-09-23 CN CN201680056652.4A patent/CN108352233B/zh active Active
- 2016-09-23 ES ES16850298T patent/ES2807755T3/es active Active
- 2016-09-26 TW TW105131092A patent/TWI617676B/zh active
Also Published As
Publication number | Publication date |
---|---|
EP3343571B1 (en) | 2020-05-06 |
CN108352233B (zh) | 2020-09-18 |
CN108352233A (zh) | 2018-07-31 |
ES2807755T3 (es) | 2021-02-24 |
US10971289B2 (en) | 2021-04-06 |
EP3686907B1 (en) | 2021-10-27 |
TW201716598A (zh) | 2017-05-16 |
WO2017054674A1 (zh) | 2017-04-06 |
EP3686907A1 (en) | 2020-07-29 |
JP6828027B2 (ja) | 2021-02-10 |
TWI617676B (zh) | 2018-03-11 |
US20180294081A1 (en) | 2018-10-11 |
ES2909232T3 (es) | 2022-05-05 |
EP3343571A4 (en) | 2019-04-24 |
CN106448985A (zh) | 2017-02-22 |
EP3343571A1 (en) | 2018-07-04 |
JP2018536278A (ja) | 2018-12-06 |
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