Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1978-08-21

1980-02-05

Pianalto, Bernard D.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

428341, 428342, 428421, 428422, 428474, 428480, 428500, 428539, 428900, H01F 1000

Patent

active

041873459

ABSTRACT:
This invention relates to a magnetic recording medium which comprises a support having a surface roughness of at most 0.35 micron, a magnetic recording layer on one side of the support and a lubricant layer containing a lubricant represented by the following general formula, ##STR1## in which R=C.sub.n H.sub.2n+1, n=12-18, x=0-8 and y=1-50 and being coated onto the opposite side to the magnetic recording layer with a mean coating quantity of 1 to 500 mg/m.sup.2.

REFERENCES:
patent: 2804401 (1957-08-01), Cousino
patent: 3293066 (1966-12-01), Haines

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