Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1993-01-25
1995-05-16
Thibodeau, Paul J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428329, 428336, 428694B, 428694BR, 428694BA, 428900, G11B 500
Patent
active
054159288
ABSTRACT:
A magnetic recording tape comprising a nonmagnetic substrate and a magnetic layer which is formed on at least one surface of the substrate, the magnetic layer comprising a magnetic powder and a binder resin having a surface resistivity of not larger than 1.times.10.sup.9 .OMEGA./sq. cm and a thickness of not larger than 3.5 .mu.m, the magnetic recording tape having a light transmittance of not larger than 0.8% and a residual magnetic flux density of at least 1400 G, which has good light shielding, and reproduction output characteristics, a small number of dropouts and improved touch with a magnetic head.
REFERENCES:
patent: 4547425 (1985-10-01), Naruse
patent: 4731278 (1988-03-01), Ryoke et al.
patent: 4748080 (1988-05-01), Itozawa
patent: 4803132 (1989-02-01), Kishimoto et al.
patent: 4857417 (1989-08-01), Kitaoka et al.
Higashino Shinjyo
Kawamura Hirotaka
Matsuura Takeshi
Sakamoto Hiroshi
Hitachi Maxell Ltd.
Kiliman Leszek
Thibodeau Paul J.
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