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MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM

  • US 20150123026A1
  • Filed: 10/31/2014
  • Published: 05/07/2015
  • Est. Priority Date: 11/01/2013
  • Status: Active Grant
First Claim
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1. Hexagonal ferrite magnetic powder for a magnetic recording medium, having a Ba/Fe molar ratio of 8.0% or more, a Bi/Fe molar ratio of 2.5% or more and an Al/Fe molar ratio of from 3.0 to 6.0%.

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