HK1120005A1 - Coating formulation and application of organic passnation layer onto iron- based rare earth powders - Google Patents
Coating formulation and application of organic passnation layer onto iron- based rare earth powdersInfo
- Publication number
- HK1120005A1 HK1120005A1 HK09100225.8A HK09100225A HK1120005A1 HK 1120005 A1 HK1120005 A1 HK 1120005A1 HK 09100225 A HK09100225 A HK 09100225A HK 1120005 A1 HK1120005 A1 HK 1120005A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- rare earth
- coating formulation
- organic
- passnation
- application
- Prior art date
Links
Classifications
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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
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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
- H01F1/057—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
- H01F1/0572—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 with a protective layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/12—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a coating with specific electrical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- 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
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
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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
-
- 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
- H01F1/0576—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 pressed, e.g. hot working
-
- 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
- H01F1/10—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
- H01F1/117—Flexible bodies
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/11—Magnetic recording head
- Y10T428/1107—Magnetoresistive
- Y10T428/1121—Multilayer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US52463303P | 2003-11-25 | 2003-11-25 | |
PCT/US2004/039859 WO2005052960A2 (fr) | 2003-11-25 | 2004-11-24 | Formulation de revetement et application d'une couche de passivation organique sur des poudres de terres rares a base de fer |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1120005A1 true HK1120005A1 (en) | 2009-03-20 |
Family
ID=34632914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK09100225.8A HK1120005A1 (en) | 2003-11-25 | 2009-01-09 | Coating formulation and application of organic passnation layer onto iron- based rare earth powders |
Country Status (9)
Country | Link |
---|---|
US (4) | US7390579B2 (fr) |
EP (2) | EP1695359B1 (fr) |
JP (2) | JP2007514303A (fr) |
KR (1) | KR101233725B1 (fr) |
CN (2) | CN103151131A (fr) |
CA (1) | CA2546833C (fr) |
HK (1) | HK1120005A1 (fr) |
RU (1) | RU2358345C2 (fr) |
WO (1) | WO2005052960A2 (fr) |
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DE10134327A1 (de) * | 2001-07-14 | 2002-02-28 | Raschig Gmbh | Antioxidantien für Polyamide |
US7390579B2 (en) | 2003-11-25 | 2008-06-24 | Magnequench, Inc. | Coating formulation and application of organic passivation layer onto iron-based rare earth powders |
US20060155010A1 (en) * | 2005-01-11 | 2006-07-13 | Mclaughlin Joanne S | Surface treatment of metallic fillers for organic resins |
JP4706411B2 (ja) * | 2005-09-21 | 2011-06-22 | 住友電気工業株式会社 | 軟磁性材料、圧粉磁心、軟磁性材料の製造方法、および圧粉磁心の製造方法 |
CN101302307B (zh) * | 2007-05-09 | 2011-12-14 | 广东炜林纳功能材料有限公司 | 以轻稀土元素为基的多中心表面处理剂及其应用 |
US20090010784A1 (en) * | 2007-07-06 | 2009-01-08 | Mbs Engineering, Llc | Powdered metals and structural metals having improved resistance to heat and corrosive fluids and b-stage powders for making such powdered metals |
JP5266523B2 (ja) * | 2008-04-15 | 2013-08-21 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
JP5266522B2 (ja) | 2008-04-15 | 2013-08-21 | 日東電工株式会社 | 永久磁石及び永久磁石の製造方法 |
ITTV20080160A1 (it) * | 2008-12-05 | 2010-06-06 | Nanto Srl | Vernici e rivestimenti anticorrosione contenenti nanoclay |
JP5257614B2 (ja) * | 2009-03-27 | 2013-08-07 | ミネベア株式会社 | 希土類ボンド磁石 |
CN102906827A (zh) * | 2010-03-23 | 2013-01-30 | 巴斯夫欧洲公司 | 用于制备磁性或可磁化模制品的组合物及其制备方法 |
CN102605361B (zh) * | 2011-01-24 | 2016-11-23 | 北京中科三环高技术股份有限公司 | 一种烧结钕铁硼磁性材料的表面处理方法 |
GB2491387A (en) * | 2011-06-02 | 2012-12-05 | Magnequench Ltd | Rare earth material capsule used in making a magnet |
US9272332B2 (en) * | 2011-09-29 | 2016-03-01 | GM Global Technology Operations LLC | Near net shape manufacturing of rare earth permanent magnets |
RU2513332C1 (ru) * | 2013-03-15 | 2014-04-20 | Федеральное государственное унитарное предприятие "Ордена Ленина и ордена Трудового Красного Знамени научно-исследовательский институт синтетического каучука имени академика С.В. Лебедева" | Способ получения модифицированных наночастиц железа |
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KR101492449B1 (ko) * | 2014-02-24 | 2015-02-11 | 선문대학교 산학협력단 | 가소결 공정을 이용한 희토류 소결자석의 제조방법 |
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WO2017033266A1 (fr) * | 2015-08-24 | 2017-03-02 | 日産自動車株式会社 | Particules d'aimant et moulage d'aimant utilisant ces dernières |
CN106433085B (zh) * | 2016-09-07 | 2019-01-25 | 电子科技大学 | 一种高填充量的钕铁硼-聚芳醚腈复合片材的制备技术 |
US20180122570A1 (en) * | 2016-10-27 | 2018-05-03 | Ut-Battelle, Llc | Bonded permanent magnets produced by big area additive manufacturing |
CN106816251B (zh) * | 2017-03-08 | 2019-06-18 | 安徽省东方磁磁铁制造有限公司 | 一种高性能粘结钕铁硼磁体及其制备方法 |
CN109841367B (zh) | 2017-11-29 | 2020-12-25 | 有研稀土新材料股份有限公司 | 稀土粘结磁粉及其制备方法和粘结磁体 |
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CN109192429B (zh) * | 2018-09-13 | 2020-06-16 | 扬州大学 | 一种钕铁硼/铁氧体复合柔性磁体及其制备方法 |
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JP2003142308A (ja) * | 2001-11-07 | 2003-05-16 | Sumitomo Metal Mining Co Ltd | 樹脂結合型磁石用組成物及びそれを用いてなる樹脂結合型磁石 |
JP4096596B2 (ja) * | 2002-03-29 | 2008-06-04 | 住友金属鉱山株式会社 | 樹脂結合型磁石用組成物及びそれを用いた樹脂結合型磁石 |
US7390579B2 (en) | 2003-11-25 | 2008-06-24 | Magnequench, Inc. | Coating formulation and application of organic passivation layer onto iron-based rare earth powders |
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2004
- 2004-11-23 US US10/996,348 patent/US7390579B2/en active Active
- 2004-11-24 EP EP04812391.3A patent/EP1695359B1/fr active Active
- 2004-11-24 JP JP2006541484A patent/JP2007514303A/ja active Pending
- 2004-11-24 KR KR1020067012817A patent/KR101233725B1/ko not_active IP Right Cessation
- 2004-11-24 CN CN201310050790XA patent/CN103151131A/zh active Pending
- 2004-11-24 CA CA2546833A patent/CA2546833C/fr not_active Expired - Fee Related
- 2004-11-24 CN CN2004800409662A patent/CN101228024B/zh active Active
- 2004-11-24 WO PCT/US2004/039859 patent/WO2005052960A2/fr active Application Filing
- 2004-11-24 RU RU2006122546/02A patent/RU2358345C2/ru not_active IP Right Cessation
- 2004-11-24 EP EP13173578.9A patent/EP2653302A2/fr not_active Withdrawn
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2008
- 2008-03-03 US US12/041,077 patent/US20080152916A1/en not_active Abandoned
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2009
- 2009-01-09 HK HK09100225.8A patent/HK1120005A1/xx not_active IP Right Cessation
- 2009-09-15 US US12/559,975 patent/US8313801B2/en active Active
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2011
- 2011-04-14 JP JP2011090102A patent/JP2011223006A/ja active Pending
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2012
- 2012-10-18 US US13/655,289 patent/US20130043423A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2546833A1 (fr) | 2005-06-09 |
KR20060106851A (ko) | 2006-10-12 |
EP1695359A2 (fr) | 2006-08-30 |
RU2358345C2 (ru) | 2009-06-10 |
US8313801B2 (en) | 2012-11-20 |
CN101228024B (zh) | 2013-02-27 |
EP1695359A4 (fr) | 2011-05-04 |
US20080152916A1 (en) | 2008-06-26 |
US20100068377A1 (en) | 2010-03-18 |
JP2007514303A (ja) | 2007-05-31 |
KR101233725B1 (ko) | 2013-02-22 |
RU2006122546A (ru) | 2008-01-10 |
US7390579B2 (en) | 2008-06-24 |
JP2011223006A (ja) | 2011-11-04 |
US20130043423A1 (en) | 2013-02-21 |
WO2005052960A2 (fr) | 2005-06-09 |
EP2653302A2 (fr) | 2013-10-23 |
CN101228024A (zh) | 2008-07-23 |
CA2546833C (fr) | 2012-09-18 |
WO2005052960A3 (fr) | 2006-10-12 |
CN103151131A (zh) | 2013-06-12 |
EP1695359B1 (fr) | 2013-09-11 |
US20050153136A1 (en) | 2005-07-14 |
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