Leader or trailer tape

Details Leader or trailer tape Leader or trailer tape

1979-08-02

1985-07-30

Thomas, Alexander S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428336, 428480, 428483, 428522, 428409, 428692, 428900, 428695, 427128, B32B 516, G11B 578

Patent

active

045321728

ABSTRACT:
The present invention relates to a leader or trailer tape to be connected with a magnetic tape, which comprises a support base and two coating layers containing solid powders provided on the surface side and back side of the support base, the surface roughness of the one coating layer on the surface side being finer than that of the other coating layer on the back side, the surface roughness of the former being about 0.05 to 2 microns and that of the latter being about 0.5 microns or more.

REFERENCES:
patent: 3817785 (1974-06-01), Abitboul
patent: 3900653 (1975-08-01), Riboulet et al.
patent: 3967025 (1976-06-01), Tanabe et al.
patent: 3983285 (1976-09-01), Riboulet et al.
patent: 4071654 (1978-01-01), Ogawa et al.
patent: 4135031 (1979-01-01), Akashi et al.
patent: 4135032 (1979-01-01), Akashi et al.
patent: 4146031 (1979-03-01), Fujiyama et al.
patent: 4153920 (1979-05-01), Shirahata et al.
patent: 4164604 (1979-08-01), Tamai et al.
patent: 4198458 (1980-04-01), Mitsuishi et al.

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