JP5381219B2 - 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子 - Google Patents

絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子 Download PDF

Info

Publication number
JP5381219B2
JP5381219B2 JP2009075205A JP2009075205A JP5381219B2 JP 5381219 B2 JP5381219 B2 JP 5381219B2 JP 2009075205 A JP2009075205 A JP 2009075205A JP 2009075205 A JP2009075205 A JP 2009075205A JP 5381219 B2 JP5381219 B2 JP 5381219B2
Authority
JP
Japan
Prior art keywords
core
powder
soft magnetic
particles
magnetic
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.)
Active
Application number
JP2009075205A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010232223A (ja
JP2010232223A5 (enExample
Inventor
勇 大塚
篤 渡邉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2009075205A priority Critical patent/JP5381219B2/ja
Publication of JP2010232223A publication Critical patent/JP2010232223A/ja
Publication of JP2010232223A5 publication Critical patent/JP2010232223A5/ja
Application granted granted Critical
Publication of JP5381219B2 publication Critical patent/JP5381219B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
JP2009075205A 2009-03-25 2009-03-25 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子 Active JP5381219B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009075205A JP5381219B2 (ja) 2009-03-25 2009-03-25 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009075205A JP5381219B2 (ja) 2009-03-25 2009-03-25 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子

Publications (3)

Publication Number Publication Date
JP2010232223A JP2010232223A (ja) 2010-10-14
JP2010232223A5 JP2010232223A5 (enExample) 2012-05-17
JP5381219B2 true JP5381219B2 (ja) 2014-01-08

Family

ID=43047818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009075205A Active JP5381219B2 (ja) 2009-03-25 2009-03-25 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子

Country Status (1)

Country Link
JP (1) JP5381219B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3462466A1 (en) * 2017-09-29 2019-04-03 Seiko Epson Corporation Insulator-coated soft magnetic powder, powder magnetic core, magnetic element, electronic device, and vehicle

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6322886B2 (ja) 2012-11-20 2018-05-16 セイコーエプソン株式会社 複合粒子、複合粒子の製造方法、圧粉磁心、磁性素子および携帯型電子機器
JP6026293B2 (ja) * 2013-01-18 2016-11-16 株式会社タムラ製作所 圧粉磁心とその製造方法
JP6606162B2 (ja) * 2015-02-16 2019-11-13 株式会社東芝 圧粉磁心とその製造方法、およびそれを用いた磁性部品
JP7729116B2 (ja) * 2021-08-26 2025-08-26 セイコーエプソン株式会社 絶縁物被覆軟磁性粉末、絶縁物被覆軟磁性粉末の製造方法、圧粉磁心、磁性素子、電子機器および移動体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10212503A (ja) * 1996-11-26 1998-08-11 Kubota Corp 非晶質軟磁性合金粉末成形体及びその製造方法
JP2002105502A (ja) * 2000-09-26 2002-04-10 Kubota Corp 軟質磁性金属粉末および粉末集合体並びに圧縮成形体
CN100565721C (zh) * 2003-08-06 2009-12-02 日本科学冶金株式会社 软磁性复合粉末及其制造方法、和软磁性成形体的制造方法
JP4701797B2 (ja) * 2005-04-04 2011-06-15 Ｊｆｅスチール株式会社 圧粉磁芯用被覆鉄基粉末および圧粉磁芯
JP2008243967A (ja) * 2007-03-26 2008-10-09 Tdk Corp 圧粉磁芯

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3462466A1 (en) * 2017-09-29 2019-04-03 Seiko Epson Corporation Insulator-coated soft magnetic powder, powder magnetic core, magnetic element, electronic device, and vehicle
US11348712B2 (en) 2017-09-29 2022-05-31 Seiko Epson Corporation Insulator-coated soft magnetic powder, powder magnetic core, magnetic element, electronic device, and vehicle

Also Published As

Publication number Publication date
JP2010232223A (ja) 2010-10-14

Similar Documents

Publication Publication Date Title
JP5381220B2 (ja) 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子
JP5293326B2 (ja) 絶縁物被覆軟磁性粉末、造粒粉、絶縁物被覆軟磁性粉末の製造方法、圧粉磁心および磁性素子
CN114613566B (zh) 绝缘物包覆软磁性粉末、压粉磁芯、磁性元件、电子设备
CN103846427B (zh) 复合粒子及其制造方法、压粉磁芯、磁性元件及电子设备
CN110211760B (zh) 绝缘物包覆软磁性粉末及其制造方法、压粉磁芯
JP2004143554A (ja) 被覆鉄基粉末
EP0844623B1 (en) Pressed body of amorphous magnetically soft alloy powder and process for producing same
JP6560091B2 (ja) 圧粉磁心材料、圧粉磁心、およびその製造方法
JP7003543B2 (ja) 絶縁物被覆軟磁性粉末、圧粉磁心、磁性素子、電子機器および移動体
JP5381219B2 (ja) 絶縁物被覆軟磁性粉末、圧粉磁心および磁性素子
CN107405686B (zh) 磁芯用粉末和压粉磁芯以及磁芯用粉末的制造方法
JP2008240041A (ja) 軟磁性粉末、圧粉磁心および磁性素子
WO2006112197A1 (ja) 軟磁性材料および圧粉磁心
JP2009088502A (ja) 酸化物被覆軟磁性粉末の製造方法、酸化物被覆軟磁性粉末、圧粉磁心および磁性素子
JP2012230948A (ja) 磁心用粉末、圧粉磁心およびその製造方法
WO2007052411A1 (ja) 軟磁性材料およびこれを用いて製造された圧粉磁心
JP2012077363A (ja) 冶金用粉末の製造方法および圧粉磁心の製造方法
JP5841705B2 (ja) アトマイズ軟磁性粉末、圧粉磁心および磁性素子
JP2012049203A (ja) 圧粉磁心、磁心用粉末およびそれらの製造方法
JP4166460B2 (ja) 複合磁性材料およびそれを用いた磁性素子とその製造方法
JP2011049568A (ja) 圧粉磁心および磁性素子
JP2012129217A (ja) 圧粉磁心のための加圧成形用粉体及び圧粉磁心の製造方法
JP2012144810A (ja) 軟磁性粉末、圧粉磁心および磁性素子
WO2017150610A1 (ja) 圧粉磁心用造粒粉及びその製造方法
JP2005223259A (ja) 圧粉磁心およびその製造方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120323

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20120323

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120830

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120904

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20121101

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20130514

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130712

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: 20130903

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130916

R150 Certificate of patent or registration of utility model

Ref document number: 5381219

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

S531 Written request for registration of change of domicile

Free format text: JAPANESE INTERMEDIATE CODE: R313531

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350