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Magnetic tape

  • US 20070230054A1
  • Filed: 03/29/2007
  • Published: 10/04/2007
  • Est. Priority Date: 03/29/2006
  • Status: Abandoned Application
First Claim
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1. A magnetic tape comprising:

  • a nonmagnetic support;

    a substantially nonmagnetic layer containing nonmagnetic powder and a binder; and

    a magnetic layer containing ferromagnetic powder and a binder, in this order,wherein the magnetic tape has a coefficient of temperature expansion of from 0 to 10×

    10

    6


    C. and a coefficient of humidity expansion of 0 to 7×

    10

    6
    /% RH each in a transverse direction of the magnetic tape, and the magnetic tape has a dimensional deformation amount of from 0.01 to 0.06% in the transverse direction in case of applying a tensile stress of 1N to the magnetic tape at 60°

    C. for 50 hours in a longitudinal direction of the magnetic tape.

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