MAGNETIC MATERIAL, PERMANENT MAGNET, ROTARY ELECTRICAL MACHINE, AND VEHICLE

Title:

MAGNETIC MATERIAL, PERMANENT MAGNET, ROTARY ELECTRICAL MACHINE, AND VEHICLE

Document Type and Number:

WIPO Patent Application WO/2019/058977

Kind Code:

A1

Abstract:

A magnetic material is expressed by a composition formula 1： (R1－xYx)aMbTcDd.　The magnetic material includes: a main phase having a ThMn12 crystal phase, and a sub phase having a phase containing the element D.

Inventors:

HAGIWARA MASAYA (JP)
SAKURADA SHINYA (JP)
SANADA NAOYUKI (JP)
OKAMOTO KEIKO (JP)

Application Number:

PCT/JP2018/032928

Publication Date:

March 28, 2019

Filing Date:

September 05, 2018

Export Citation:

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Assignee:

TOSHIBA KK (JP)

International Classes:

H01F1/055

Domestic Patent References:

WO2016162990A1

2016-10-13

Foreign References:

EP0386286A1	1990-09-12
JP2017112300A	2017-06-22
JP2008029148A	2008-02-07
JP2008043172A	2008-02-21

Other References:

CHANG W C ET AL: "Magnetic studies of (Y1-xNdx)(Fe1-yCoy)11.5Mo0.5N alloy powders", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 222, no. 1-2, 1 May 1995 (1995-05-01), pages 87 - 91, XP004066536, ISSN: 0925-8388, DOI: 10.1016/0925-8388(94)04923-8
XIAO Y G ET AL: "Crystal structure and spin reorientation transition of Tb1-xYxFe11Mo compounds; Crystal structure and spin reorientation transition", JOURNAL OF PHYSICS D: APPLIED PHYSICS, INSTITUTE OF PHYSICS PUBLISHING LTD, GB, vol. 39, no. 4, 21 February 2006 (2006-02-21), pages 615 - 620, XP020095039, ISSN: 0022-3727, DOI: 10.1088/0022-3727/39/4/003

Attorney, Agent or Firm:

SAKURA PATENT OFFICE, P.C. (JP)

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