Recording media having protective overcoats of highly tetrahedral amorphous carbon and methods for their production

  • US 6,805,891 B2
  • Filed: 01/23/2003
  • Issued: 10/19/2004
  • Est. Priority Date: 05/31/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. Magnetic recording media comprising:

  • a substrate;

    a magnetic layer disposed over the substrate; and

    a protective layer disposed over the magnetic layer, the protective layer comprising a highly tetrahedral amorphous carbon having a thickness of less than 80 Å


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