Magnetic recording medium tape favorably employable for computer

Details Magnetic recording medium tape favorably employable for computer Magnetic recording medium tape favorably employable for computer

1997-06-05

1999-03-30

Resan, Stevan A.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428323, 428329, 428336, 428694BS, 428694BB, 428694BR, 428694BA, 428900, G11B 568

Patent

active

058886370

ABSTRACT:
A magnetic recording tape favorably employable for computer data storage has a flexible polymer web, a magnetic recording layer arranged on one surface side of the web via a non-magnetic undercoating layer, and a back-coating layer arranged on another surface side of the web, wherein the magnetic recording tape has a thickness of not more than 8 .mu.m; the non-magnetic undercoating layer has a thickness of 0.5 to 2.0 .mu.m; the magnetic recording layer has a thickness of 0.5 to 1.0 .mu.m; the polymer web has a Young's modules of not lower than 700 kg/mm.sup.2 in its width direction; and the back-coating layer is made of a binder polymer, a carbon black and an inorganic material powder.

REFERENCES:
patent: 5629075 (1997-05-01), Ishikawa et al.
patent: 5698286 (1997-12-01), Ikarashi et al.
patent: 5728454 (1998-03-01), Inaba et al.
patent: 5792548 (1998-08-01), Kuwajima et al.

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