Ferrite powder for bonded magnets, method for producing the same and ferrite bonded magnet

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United States of America Patent

PATENT NO 10665371
APP PUB NO 20170301440A1
SERIAL NO

15515902

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Abstract

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A ferrite powder for bonded magnets having a high iHc value usable even in a low temperature environment, a method for producing the same, and a bonded magnet using the ferrite powder and having high iHc value which can be used even in a low temperature environment, wherein a specific surface area is 2.20 m2/g or more and less than 3.20 m2/g; a compression density is 3.30 g/cm3 or more and less than 3.60 g/cm3, and a compressed molding has a coercive force of 3250 Oe or more and less than 3800 Oe.

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Patent Owner(s)

  • DOWA ELECTRONICS MATERIALS CO. LTD.; DOWA F-TEC CO., LTD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ayabe, Keisuke Okayama, JP 10 27
Mishima, Yasunobu Okayama, JP 8 221
Senda, Masayasu Okayama, JP 9 24
Tsuboi, Satoru Okayama, JP 33 118

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