JP2008544520A - 電磁軟質複合体材料 - Google Patents
電磁軟質複合体材料 Download PDFInfo
- Publication number
- JP2008544520A JP2008544520A JP2008516788A JP2008516788A JP2008544520A JP 2008544520 A JP2008544520 A JP 2008544520A JP 2008516788 A JP2008516788 A JP 2008516788A JP 2008516788 A JP2008516788 A JP 2008516788A JP 2008544520 A JP2008544520 A JP 2008544520A
- Authority
- JP
- Japan
- Prior art keywords
- lubricant
- temperature
- iron
- electromagnetic soft
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
-
- 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
- B22F1/102—Metallic powder coated with organic material
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- 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
-
- 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
- H01F1/20—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 in the form of particles, e.g. powder
- H01F1/22—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 in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
-
- 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
- H01F1/33—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
-
- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/255—Magnetic cores made from particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/08—Cores, Yokes, or armatures made from powder
-
- 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
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
Abstract
Description
− 電磁軟質鉄又は鉄基粉末で、その芯粒子(core particles)が電気絶縁性無機被覆で取り巻かれている粉末と、組成物の0.05〜1.5重量%の量の有機潤滑剤で、金属を含まず、前記被覆の分解温度よりも低い気化温度を有する有機潤滑剤との混合物を含む粉末組成物をダイ成形する工程;
− 前記ダイから成形物体を射出し;
− 前記成形物体を、非還元性雰囲気で、前記潤滑剤の気化温度よりは高いが、前記無機被覆の分解温度よりは低い温度へ加熱し、前記成形物体から潤滑剤を除去する工程、及び
− 前記得られた物体を、水蒸気中で300℃〜600℃の温度で熱処理にかける工程;
を含む、電磁軟質複合体部品の製造方法に関する。
図1は、スウェーデンのヘガネスABから入手できる純粋鉄粉末である、ソマロイ500及びソマロイ700を用いて本発明により製造された種々の部品からの種々の断面を示す。これらの粉末の粒子は、ホスホラス含有層で絶縁されている。完全に酸化された部品、及び酸化クラスト(crust)を有する部品が図1に示されている。
出発材料としてソマロイ700を用いた。その出発材料を異なった量(0.2〜0.5重量%)の有機潤滑剤、ステアルアミドを、表1に従って混合した。
ソマロイ700粉末を、0.4重量%のステアルアミドと混合し、例1に従い80℃の工具ダイ温度を用いて800MPaで成形した(密度7.53g/cm2)。試料(D、H、及びI)を、更に不活性ガス雰囲気中300℃で20分間の熱処理にかけ、次に種々の温度、300℃、520℃、及び620℃でそれぞれ水蒸気処理した。
ソマロイ700粉末を、0.5重量%のステアルアミド、EBSワックス、及びステアリン酸亜鉛とそれぞれ一緒に混合し、7.35g/cm3まで成形した。試料(J、K、及びL)を、更に空気中で350℃で、そして窒素雰囲気中で440℃で、それぞれ45分間熱処理にかけた。然る後、それら潤滑剤除去部品を、530℃で30分間水蒸気処理した。
ソマロイ700粉末を、0.3重量%のベヘニルアルコール〔ナコル(NACOL)(登録商標名)22−98〕と混合し、55℃の工具ダイ温度を用いて800MPaで成形した。試料(M、N、及びO)を、不活性ガス雰囲気中で30分間、表4による潤滑剤の種々の気化温度で熱処理に更にかけ、次に520℃で45分間水蒸気処理した。
ソマロイ700粉末を、0.5重量%の8種類の異なった潤滑剤と混合し、それら試料を800MPaで成形した。用いた潤滑剤はベヘニルアルコール、ステアルアミド、エチレンビス−ステアルアミド(EBS)、ユウルシル(eurcyl)−ステアルアミド、オレインアミド、ポリエチレンワックス(Mw=655g/モル;PW655)、ポリアミド〔オルガゾル(Orgasol)(登録商標名)3501〕、及びステアリン酸亜鉛である。
ソマロイ700粉末を、表6に従って、0.5%の金属有機潤滑剤と混合し、80℃の工具ダイ温度を用いて800MPaで成形した。試料を、更に、空気中で20分間300℃で熱処理し、次に520℃で45分間水蒸気処理にかけた。
ソマロイ700粉末を、0.5重量%のEBSワックス〔アクラワックス(Acrawax)(登録商標名)〕と混合し、7.35g/cm2に成形した。一つの試料(AA)は、先ず本発明に従い440℃で窒素雰囲気中で45分間熱処理にかけた。第二試料(AB)は、予め潤滑剤を除去せずに、直接米国特許第6,485,579号に開示されている方法に従い水蒸気処理にかけた。それら試料の水蒸気処理は、最高温度500℃で30分間行なった。
この例では、ソマロイ700の平均粒径より小さい平均粒径を有するソマロイ500粉末(スウェーデンのヘガネスABから入手できる)を用いた。ソマロイ500を、0.5重量%のステアルアミド又はケノルーベと混合し、80℃の工具ダイ温度を用いて800MPaで成形した。二つの試料(AC及びAD)を、更に、不活性雰囲気中で300℃で20分間熱処理にかけ、次に本発明により520℃で45分間水蒸気処理にかけた。
Claims (19)
- 電磁軟質鉄又は鉄基粉末で、その芯粒子が電気絶縁性無機被覆で取り巻かれている粉末と、組成物の0.05〜1.5重量%の量の有機潤滑剤で、金属を含まず、被覆の分解温度よりも低い気化温度を有する有機潤滑剤との混合物を含む粉末組成物をダイ成形する工程と;
前記ダイから成形物体を射出する工程と;
前記成形物体を、非還元性雰囲気中で、前記潤滑剤の気化温度よりは高いが、前記無機被覆の分解温度よりは低い温度へ加熱し、前記成形物体から潤滑剤を除去する工程及び
前記得られた物体を、水蒸気中で300℃〜600℃の温度で熱処理にかける工程と;
を含む、電磁軟質複合体部品の製造方法。 - 成形を、上昇させた温度で行ない、場合により、予め加熱した粉末を用いて行う、請求項1に記載の方法。
- 成形を、せいぜい60℃の温度、好ましくはせいぜい40℃、最も好ましくはせいぜい30℃の温度で、有機潤滑剤(一種又は多種)の溶融温度よりは低い温度で行う、請求項2に記載の方法。
- 非還元性雰囲気が、不活性ガス又は空気である、請求項1〜3のいずれか1項に記載の方法。
- 潤滑剤の気化温度が、500℃より低く、好ましくは450℃より低く、最も好ましくは400℃より低い、請求項1〜4のいずれか1項に記載の方法。
- 酸化性雰囲気中での潤滑剤の気化温度が、400℃より低く、好ましくは350℃より低く、最も好ましくは300℃より低い、請求項1〜5のいずれか1項に記載の方法。
- 水蒸気中での熱処理(水蒸気処理)を、550℃より低い温度で行う、請求項1〜6のいずれか1項に記載の方法。
- 芯粒子が、本質的に純粋な鉄からなる、請求項1〜7のいずれか1項に記載の方法。
- 芯粒子を絶縁する無機被覆がリンを含む、請求項1〜8のいずれか1項に記載の方法。
- 絶縁粉末粒子の平均粒径が106〜425μmである、請求項1〜9のいずれか1項に記載の方法。
- 絶縁粉末粒子の少なくとも20%が、212μmより大きな粒径を有する、請求項1〜10のいずれか1項に記載の方法。
- 潤滑剤の量が、組成物の、0.05〜1.0重量%、好ましくは0.05〜0.7重量%、最も好ましくは0.05〜0.6重量%である、請求項1〜11のいずれか1項に記載の方法。
- 潤滑剤を、飽和又は不飽和脂肪酸又はそれらの組合せの第一級アミド及び第二級アミドからなる群から選択する、請求項1〜12のいずれか1項に記載の方法。
- 潤滑剤を、飽和又は不飽和脂肪酸アルコールからなる群から選択する、請求項1〜13のいずれか1項に記載の方法。
- 潤滑剤を、ステアルアミド、エルシル−ステアルアミド、及びベヘニルアルコールからなる群から選択する、請求項1〜14のいずれか1項に記載の方法。
- 潤滑剤を、エチレン−ビスステアルアミドのようなアミドワックスからなる群から選択する、請求項1〜15のいずれか1項に記載の方法。
- 酸化クラスト及び非酸化芯を有する、請求項1〜16のいずれか1項に記載の方法に従い製造された電磁軟質複合体部品。
- 少なくとも100MPaの抗折力、少なくとも700の透磁率、及び1テスラ,400Hzでせいぜい70W/kgの鉄損を有する電磁軟質複合体部品。
- 少なくとも120MPaの抗折力、少なくとも800の透磁率、及び1テスラ,400Hzでせいぜい65W/kgの鉄損を有する電磁軟質複合体部品。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0501378-4 | 2005-06-15 | ||
SE0501378 | 2005-06-15 | ||
US70299605P | 2005-07-28 | 2005-07-28 | |
US60/702,996 | 2005-07-28 | ||
PCT/SE2006/000722 WO2006135324A1 (en) | 2005-06-15 | 2006-06-15 | Soft magnetic composite materials |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008544520A true JP2008544520A (ja) | 2008-12-04 |
JP4801734B2 JP4801734B2 (ja) | 2011-10-26 |
Family
ID=39548401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008516788A Active JP4801734B2 (ja) | 2005-06-15 | 2006-06-15 | 電磁軟質複合体材料 |
Country Status (13)
Country | Link |
---|---|
US (1) | US8075710B2 (ja) |
EP (1) | EP1899994B1 (ja) |
JP (1) | JP4801734B2 (ja) |
CN (1) | CN101199030B (ja) |
AU (1) | AU2006258301C1 (ja) |
BR (1) | BRPI0611947B1 (ja) |
CA (1) | CA2610602C (ja) |
ES (1) | ES2645219T3 (ja) |
MX (1) | MX2007016193A (ja) |
PL (1) | PL1899994T3 (ja) |
RU (1) | RU2389099C2 (ja) |
TW (1) | TWI328236B (ja) |
WO (1) | WO2006135324A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011202213A (ja) * | 2010-03-25 | 2011-10-13 | Hitachi Ltd | 圧粉磁性体用軟磁性粉末、それを用いた圧粉磁性体および製造方法 |
JP2012084803A (ja) * | 2010-10-14 | 2012-04-26 | Kobe Steel Ltd | 圧粉磁心の製造方法およびこの製造方法によって得られる圧粉磁心 |
JP2013503977A (ja) * | 2009-09-08 | 2013-02-04 | ホガナス アクチボラグ (パブル) | 金属粉組成物 |
JP2013045991A (ja) * | 2011-08-26 | 2013-03-04 | Hitachi Industrial Equipment Systems Co Ltd | 圧粉軟磁性体、その製造方法及びモータ |
JP2013168648A (ja) * | 2012-01-18 | 2013-08-29 | Kobe Steel Ltd | 圧粉磁心の製造方法、および該製造方法によって得られた圧粉磁心 |
JP2021093406A (ja) * | 2019-12-06 | 2021-06-17 | 株式会社タムラ製作所 | 圧粉磁心の製造方法 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080036566A1 (en) | 2006-08-09 | 2008-02-14 | Andrzej Klesyk | Electronic Component And Methods Relating To Same |
US8475709B2 (en) | 2007-03-21 | 2013-07-02 | Hoganas Ab (Publ) | Powder metal polymer composites |
US7868511B2 (en) | 2007-05-09 | 2011-01-11 | Motor Excellence, Llc | Electrical devices using disk and non-disk shaped rotors |
EP2151039A1 (en) | 2007-05-09 | 2010-02-10 | Motor Excellence, LLC | Generators using electromagnetic rotors |
US8952590B2 (en) | 2010-11-17 | 2015-02-10 | Electric Torque Machines Inc | Transverse and/or commutated flux systems having laminated and powdered metal portions |
US8854171B2 (en) | 2010-11-17 | 2014-10-07 | Electric Torque Machines Inc. | Transverse and/or commutated flux system coil concepts |
US8405275B2 (en) | 2010-11-17 | 2013-03-26 | Electric Torque Machines, Inc. | Transverse and/or commutated flux systems having segmented stator laminations |
US8802234B2 (en) * | 2011-01-03 | 2014-08-12 | Imra America, Inc. | Composite nanoparticles and methods for making the same |
EP2509081A1 (en) * | 2011-04-07 | 2012-10-10 | Höganäs AB | New composition and method |
RU2465669C1 (ru) * | 2011-08-12 | 2012-10-27 | Геннадий Антонович Говор | Способ изготовления композиционного магнитно-мягкого материала |
RU2469430C1 (ru) * | 2011-09-13 | 2012-12-10 | Государственное образовательное учреждение высшего профессионального образования "Южно-Российский государственный технический университет (Новочеркасский политехнический институт)" | Магнитно-мягкий композиционный материал |
CN104321839B (zh) * | 2012-04-26 | 2018-06-19 | 香港科技大学 | 软磁复合材料 |
US9502952B2 (en) | 2012-10-12 | 2016-11-22 | Persimmon Technologies, Corp. | Hybrid motor |
DE102013200229A1 (de) * | 2013-01-10 | 2014-07-10 | Robert Bosch Gmbh | Weichmagnetischer Verbundwerkstoff und Verfahren zum Herstellen eines solchen |
PL402606A1 (pl) * | 2013-01-29 | 2014-08-04 | Instytut Niskich Temperatur I Badań Strukturalnych Pan Im. Włodzimierza Trzebiatowskiego | Sposób otrzymywania ceramiki magnetycznej i jej zastosowanie |
CA2923775C (en) | 2013-09-12 | 2021-09-28 | National Research Council Of Canada | Lubricant for powder metallurgy and metal powder compositions containing said lubricant |
JP2016053210A (ja) * | 2013-12-26 | 2016-04-14 | Ntn株式会社 | 圧粉体を用いた機械部品およびその製造方法 |
JP2017004992A (ja) * | 2015-06-04 | 2017-01-05 | 株式会社神戸製鋼所 | 圧粉磁心用混合粉末および圧粉磁心 |
TWI576872B (zh) | 2015-12-17 | 2017-04-01 | 財團法人工業技術研究院 | 磁性元件的製造方法 |
WO2017150604A1 (ja) * | 2016-03-03 | 2017-09-08 | Ntn株式会社 | 機械部品の製造方法 |
JP6836106B2 (ja) * | 2016-04-15 | 2021-02-24 | アイシン精機株式会社 | 鉄基軟磁性体の製造方法 |
US20190228892A1 (en) * | 2016-08-25 | 2019-07-25 | Whirlpool S.A. | Coating Layers of Ferromagnetic Particles Surfaces for Obtaining Soft Magnetic Composites (SMCS) |
US10931157B2 (en) * | 2018-05-07 | 2021-02-23 | General Electric Company | Unitary structure having magnetic and non-magnetic phases |
CN113555208B (zh) * | 2021-06-11 | 2023-11-10 | 杭州电子科技大学 | 一种烧结钕铁硼磁体的表面处理方法及烧结钕铁硼磁体 |
IT202100026681A1 (it) | 2021-10-18 | 2023-04-18 | Torino Politecnico | Processo per la produzione di materiali ferromagnetici nanorivestiti |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5143007B2 (ja) * | 1972-03-09 | 1976-11-19 | ||
JPS54150307A (en) * | 1978-05-19 | 1979-11-26 | Toshiba Corp | Manufacture of ferriferous sintered part |
JPH07166202A (ja) * | 1993-12-16 | 1995-06-27 | Kyodo Printing Co Ltd | 低アスペクト比扁平状軟磁性金属粉末およびその製造方法 |
JPH07245209A (ja) * | 1994-03-02 | 1995-09-19 | Tdk Corp | 圧粉コアおよびその製造方法 |
JP2000178603A (ja) * | 1998-12-17 | 2000-06-27 | Hitachi Powdered Metals Co Ltd | 焼結部品の粉末成形工程における圧粉体重量の安定化方法 |
JP2001510286A (ja) * | 1997-07-18 | 2001-07-31 | ホガナス アクチボラゲット | 軟磁性合成材およびその製造方法 |
JP2001342478A (ja) * | 2000-03-28 | 2001-12-14 | Kawasaki Steel Corp | 金型潤滑用潤滑剤および高密度鉄基粉末成形体の製造方法 |
JP2003515661A (ja) * | 1999-12-02 | 2003-05-07 | ホガナス アクチボラゲット | 潤滑剤複合物及びその製造方法 |
WO2004037468A1 (en) * | 2002-10-22 | 2004-05-06 | Höganäs Ab | Method of preparing iron-based components by compaction with elevated pressures |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5143007A (ja) | 1974-10-09 | 1976-04-13 | Aiwa Co | Rusubandenwahoshiki |
SU863178A1 (ru) | 1980-01-18 | 1981-09-15 | Куйбышевский Ордена Трудового Красного Знамени Авиационный Институт Им.Акад.С.П.Королева | Способ изготовлени магнитно-м гкого материала |
JPS57114637A (en) | 1981-01-06 | 1982-07-16 | Sumitomo Electric Ind Ltd | Soft magnetic material and its manufacture |
SU1734946A1 (ru) | 1989-07-19 | 1992-05-23 | Ереванский политехнический институт им.К.Маркса | Способ получени магнитно-м гких материалов на основе железа |
RU2040810C1 (ru) | 1992-08-27 | 1995-07-25 | Галина Анатольевна Дорогина | Способ получения магнито-мягкого материала |
US5770136A (en) * | 1995-08-07 | 1998-06-23 | Huang; Xiaodi | Method for consolidating powdered materials to near net shape and full density |
RU2176577C2 (ru) | 1996-02-23 | 2001-12-10 | Хеганес Аб | Порошок с фосфатным покрытием и способ его изготовления |
US20040007289A1 (en) * | 1999-05-20 | 2004-01-15 | Richard Wood | Magnetic core insulation |
DE19945619A1 (de) | 1999-09-23 | 2001-04-19 | Bosch Gmbh Robert | Preßmasse und Verfahren zur Herstellung eines weichmagnetischen Verbundwerkstoffes mit der Preßmasse |
SE0000454D0 (sv) | 2000-02-11 | 2000-02-11 | Hoeganaes Ab | Iron powder and method for the preparaton thereof |
SE0100236D0 (sv) | 2001-01-26 | 2001-01-26 | Hoeganaes Ab | Compressed soft magnetic materials |
SE0203168D0 (sv) | 2002-10-25 | 2002-10-25 | Hoeganaes Ab | Heat treatment of iron-based components |
US7153594B2 (en) * | 2002-12-23 | 2006-12-26 | Höganäs Ab | Iron-based powder |
CA2452234A1 (en) | 2002-12-26 | 2004-06-26 | Jfe Steel Corporation | Metal powder and powder magnetic core using the same |
US20050162034A1 (en) * | 2004-01-22 | 2005-07-28 | Wavecrest Laboratories, Inc. | Soft magnetic composites |
-
2006
- 2006-06-15 TW TW095121415A patent/TWI328236B/zh not_active IP Right Cessation
- 2006-06-15 WO PCT/SE2006/000722 patent/WO2006135324A1/en active Application Filing
- 2006-06-15 PL PL06747915T patent/PL1899994T3/pl unknown
- 2006-06-15 EP EP06747915.4A patent/EP1899994B1/en active Active
- 2006-06-15 AU AU2006258301A patent/AU2006258301C1/en not_active Ceased
- 2006-06-15 MX MX2007016193A patent/MX2007016193A/es active IP Right Grant
- 2006-06-15 JP JP2008516788A patent/JP4801734B2/ja active Active
- 2006-06-15 ES ES06747915.4T patent/ES2645219T3/es active Active
- 2006-06-15 RU RU2008101535/02A patent/RU2389099C2/ru not_active IP Right Cessation
- 2006-06-15 US US11/921,514 patent/US8075710B2/en active Active
- 2006-06-15 BR BRPI0611947-6A patent/BRPI0611947B1/pt not_active IP Right Cessation
- 2006-06-15 CA CA2610602A patent/CA2610602C/en not_active Expired - Fee Related
- 2006-06-15 CN CN2006800217110A patent/CN101199030B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5143007B2 (ja) * | 1972-03-09 | 1976-11-19 | ||
JPS54150307A (en) * | 1978-05-19 | 1979-11-26 | Toshiba Corp | Manufacture of ferriferous sintered part |
JPH07166202A (ja) * | 1993-12-16 | 1995-06-27 | Kyodo Printing Co Ltd | 低アスペクト比扁平状軟磁性金属粉末およびその製造方法 |
JPH07245209A (ja) * | 1994-03-02 | 1995-09-19 | Tdk Corp | 圧粉コアおよびその製造方法 |
JP2001510286A (ja) * | 1997-07-18 | 2001-07-31 | ホガナス アクチボラゲット | 軟磁性合成材およびその製造方法 |
JP2000178603A (ja) * | 1998-12-17 | 2000-06-27 | Hitachi Powdered Metals Co Ltd | 焼結部品の粉末成形工程における圧粉体重量の安定化方法 |
JP2003515661A (ja) * | 1999-12-02 | 2003-05-07 | ホガナス アクチボラゲット | 潤滑剤複合物及びその製造方法 |
JP2001342478A (ja) * | 2000-03-28 | 2001-12-14 | Kawasaki Steel Corp | 金型潤滑用潤滑剤および高密度鉄基粉末成形体の製造方法 |
WO2004037468A1 (en) * | 2002-10-22 | 2004-05-06 | Höganäs Ab | Method of preparing iron-based components by compaction with elevated pressures |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013503977A (ja) * | 2009-09-08 | 2013-02-04 | ホガナス アクチボラグ (パブル) | 金属粉組成物 |
JP2011202213A (ja) * | 2010-03-25 | 2011-10-13 | Hitachi Ltd | 圧粉磁性体用軟磁性粉末、それを用いた圧粉磁性体および製造方法 |
JP2012084803A (ja) * | 2010-10-14 | 2012-04-26 | Kobe Steel Ltd | 圧粉磁心の製造方法およびこの製造方法によって得られる圧粉磁心 |
JP2013045991A (ja) * | 2011-08-26 | 2013-03-04 | Hitachi Industrial Equipment Systems Co Ltd | 圧粉軟磁性体、その製造方法及びモータ |
JP2013168648A (ja) * | 2012-01-18 | 2013-08-29 | Kobe Steel Ltd | 圧粉磁心の製造方法、および該製造方法によって得られた圧粉磁心 |
JP2021093406A (ja) * | 2019-12-06 | 2021-06-17 | 株式会社タムラ製作所 | 圧粉磁心の製造方法 |
JP7194098B2 (ja) | 2019-12-06 | 2022-12-21 | 株式会社タムラ製作所 | 圧粉磁心の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
AU2006258301B2 (en) | 2009-11-19 |
US8075710B2 (en) | 2011-12-13 |
PL1899994T3 (pl) | 2018-01-31 |
JP4801734B2 (ja) | 2011-10-26 |
EP1899994A1 (en) | 2008-03-19 |
RU2008101535A (ru) | 2009-07-20 |
MX2007016193A (es) | 2008-03-11 |
RU2389099C2 (ru) | 2010-05-10 |
CA2610602C (en) | 2014-02-18 |
AU2006258301A1 (en) | 2006-12-21 |
CN101199030B (zh) | 2011-01-19 |
AU2006258301C1 (en) | 2010-04-22 |
TWI328236B (en) | 2010-08-01 |
WO2006135324A1 (en) | 2006-12-21 |
BRPI0611947A2 (pt) | 2011-11-01 |
US20110129685A2 (en) | 2011-06-02 |
EP1899994A4 (en) | 2010-09-22 |
US20090042051A1 (en) | 2009-02-12 |
BRPI0611947A8 (pt) | 2018-01-30 |
EP1899994B1 (en) | 2017-07-26 |
TW200713343A (en) | 2007-04-01 |
CN101199030A (zh) | 2008-06-11 |
ES2645219T3 (es) | 2017-12-04 |
CA2610602A1 (en) | 2006-12-21 |
BRPI0611947B1 (pt) | 2018-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4801734B2 (ja) | 電磁軟質複合体材料 | |
US8187394B2 (en) | Soft magnetic powder | |
JP5240234B2 (ja) | 圧粉磁心の製造方法 | |
KR101420562B1 (ko) | 압분자심의 제조 방법 및 상기 제조 방법에 의해 얻어진 압분자심 | |
JP2010028131A (ja) | 粉末組成物、軟磁性構成部材及び軟磁性複合体構成部材の製造方法 | |
JP2011243830A (ja) | 圧粉磁芯及びその製造方法 | |
JP4539585B2 (ja) | 圧粉磁心用金属粉末および圧粉磁心の製造方法 | |
KR101436720B1 (ko) | 압분 자심용 혼합 분말 | |
JP2011049391A (ja) | 軟磁性圧粉磁芯、及び、その製造方法 | |
JP4524187B2 (ja) | 鉄に基づく構成部品の熱処理 | |
JP5431490B2 (ja) | 圧粉磁心の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20101105 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20101109 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20110207 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20110215 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110401 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20110621 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20110715 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20110805 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140812 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4801734 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |