Invention Application
US20170053669A1 MAGNETIC TAPE AND METHOD OF MANUFACTURING THE SAME 有权
磁带及其制造方法

  • Patent Title: MAGNETIC TAPE AND METHOD OF MANUFACTURING THE SAME
  • Patent Title (中): 磁带及其制造方法
  • Application No.: US15241286
    Application Date: 2016-08-19
  • Publication No.: US20170053669A1
    Publication Date: 2017-02-23
  • Inventor: Norihito KASADA
  • Applicant: FUJIFILM Corporation
  • Applicant Address: JP Tokyo
  • Assignee: FUJIFILM Corporation
  • Current Assignee: FUJIFILM Corporation
  • Current Assignee Address: JP Tokyo
  • Priority: JP2015-164165 20150821; JP2016-160392 20160818
  • Main IPC: G11B5/78
  • IPC: G11B5/78
MAGNETIC TAPE AND METHOD OF MANUFACTURING THE SAME
Abstract:
The magnetic tape has a nonmagnetic layer containing nonmagnetic powder and binder on a nonmagnetic support, and has a magnetic layer containing ferromagnetic powder and binder on the nonmagnetic layer, wherein the combined thickness of the magnetic layer and the nonmagnetic layer is less than or equal to 0.80 μm; and the logarithmic decrement as determined by a pendulum viscoelasticity test on the surface on the magnetic layer side of the magnetic tape is less than or equal to 0.050 and the coefficient of friction as measured on a base portion of the surface on the magnetic layer side is less than or equal to 0.35.
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