KR102023112B1 - 압분 자심용 철분 및 압분 자심용 절연 피복 철분 - Google Patents
압분 자심용 철분 및 압분 자심용 절연 피복 철분 Download PDFInfo
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- KR102023112B1 KR102023112B1 KR1020157025651A KR20157025651A KR102023112B1 KR 102023112 B1 KR102023112 B1 KR 102023112B1 KR 1020157025651 A KR1020157025651 A KR 1020157025651A KR 20157025651 A KR20157025651 A KR 20157025651A KR 102023112 B1 KR102023112 B1 KR 102023112B1
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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
- H01F1/12—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
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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
- H01F1/12—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
- H01F1/26—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 by macromolecular organic substances
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- B22F1/02—
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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
- B22F1/16—Metallic particles coated with a non-metal
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- 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
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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
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Soft Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (5)
- 애토마이즈법에 의해 얻어지는 철을 주성분으로 하고, 산화철이 표면을 덮는 분말로서, 당해 분말 중의 산소량이 0.05질량% 이상, 0.20질량% 이하이고, 또한 당해 분말의 단면에 있어서, 모상(母相)의 면적에서 차지하는 개재물의 면적분율이 0.4% 이하인 압분 자심용 철분.
- 제1항에 기재된 압분 자심용 철분에, 추가로 절연 피복을 행한 압분 자심용 절연 피복 철분.
- 제2항에 있어서,
상기 절연 피복이, 상기 압분 자심용 철분에 대한 첨가율로, 적어도 0.1질량% 이상인 압분 자심용 절연 피복 철분. - 제2항 또는 제3항에 있어서,
상기 절연 피복이 실리콘 수지인 압분 자심용 절연 피복 철분. - 제1항에 있어서,
상기 분말 중의 산소량이 0.08질량% 이상 0.20질량% 이하인 압분 자심용 철분.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2013-088717 | 2013-04-19 | ||
| JP2013088717 | 2013-04-19 | ||
| PCT/JP2014/002008 WO2014171105A1 (ja) | 2013-04-19 | 2014-04-08 | 圧粉磁芯用鉄粉および圧粉磁芯用絶縁被覆鉄粉 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177022533A Division KR102073233B1 (ko) | 2013-04-19 | 2014-04-08 | 압분 자심용 절연 피복 철분 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20150119932A KR20150119932A (ko) | 2015-10-26 |
| KR102023112B1 true KR102023112B1 (ko) | 2019-09-19 |
Family
ID=51731068
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020157025651A Active KR102023112B1 (ko) | 2013-04-19 | 2014-04-08 | 압분 자심용 철분 및 압분 자심용 절연 피복 철분 |
| KR1020177022533A Active KR102073233B1 (ko) | 2013-04-19 | 2014-04-08 | 압분 자심용 절연 피복 철분 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020177022533A Active KR102073233B1 (ko) | 2013-04-19 | 2014-04-08 | 압분 자심용 절연 피복 철분 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10109406B2 (ko) |
| JP (1) | JP6056862B2 (ko) |
| KR (2) | KR102023112B1 (ko) |
| CN (1) | CN105121069A (ko) |
| CA (1) | CA2903399C (ko) |
| SE (1) | SE540267C2 (ko) |
| WO (1) | WO2014171105A1 (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029124A (zh) * | 2019-09-18 | 2020-04-17 | 佛山市中研非晶科技股份有限公司 | 粉末高效包覆方法及成品粉末、成品磁粉芯制备方法 |
| JP7413786B2 (ja) * | 2020-01-15 | 2024-01-16 | セイコーエプソン株式会社 | 圧粉磁心の製造方法および圧粉磁心 |
| CN111192735A (zh) * | 2020-01-17 | 2020-05-22 | 深圳市铂科新材料股份有限公司 | 一种绝缘包覆的金属软磁粉末及其制备方法和用途 |
| JP7447640B2 (ja) * | 2020-04-02 | 2024-03-12 | セイコーエプソン株式会社 | 圧粉磁心の製造方法および圧粉磁心 |
| KR102237022B1 (ko) * | 2020-08-07 | 2021-04-08 | 주식회사 포스코 | 연자성 철계 분말 및 그 제조방법, 연자성 부품 |
| CN120432294B (zh) * | 2025-04-30 | 2025-12-09 | 江门市宏佳新材料科技有限公司 | 一种磁粉芯及其制备方法 |
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| JP2012133347A (ja) * | 2010-11-30 | 2012-07-12 | Canon Inc | 二成分系現像剤 |
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| JPH08269501A (ja) | 1995-03-30 | 1996-10-15 | Kobe Steel Ltd | 高周波圧粉磁心および高周波圧粉磁心用鉄粉とそれらの製造方法 |
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2014
- 2014-04-08 WO PCT/JP2014/002008 patent/WO2014171105A1/ja not_active Ceased
- 2014-04-08 CN CN201480021748.8A patent/CN105121069A/zh active Pending
- 2014-04-08 SE SE1551330A patent/SE540267C2/en unknown
- 2014-04-08 JP JP2014532170A patent/JP6056862B2/ja active Active
- 2014-04-08 KR KR1020157025651A patent/KR102023112B1/ko active Active
- 2014-04-08 KR KR1020177022533A patent/KR102073233B1/ko active Active
- 2014-04-08 US US14/764,665 patent/US10109406B2/en active Active
- 2014-04-08 CA CA2903399A patent/CA2903399C/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20150119932A (ko) | 2015-10-26 |
| SE540267C2 (en) | 2018-05-15 |
| JPWO2014171105A1 (ja) | 2017-02-16 |
| CA2903399C (en) | 2018-05-22 |
| CN105121069A (zh) | 2015-12-02 |
| KR102073233B1 (ko) | 2020-02-04 |
| KR20170095415A (ko) | 2017-08-22 |
| CA2903399A1 (en) | 2014-10-23 |
| SE1551330A1 (sv) | 2015-10-15 |
| US10109406B2 (en) | 2018-10-23 |
| JP6056862B2 (ja) | 2017-01-11 |
| WO2014171105A1 (ja) | 2014-10-23 |
| US20150371746A1 (en) | 2015-12-24 |
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