Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1981-08-19

1982-09-14

Pianalto, Bernard D.

Stock material or miscellaneous articles

Composite

Of epoxy ether

428447, 428522, 428532, 428695, 428900, B32B 2738, B32B 904, H01F 1002

Patent

active

043496083

ABSTRACT:
A magnetic recording medium improved in lubricity and abrasion resistance, which comprises a base material and a magnetic layer provided thereon, said magnetic layer comprising magnetic particles and a binder, characterized in that said magnetic layer further comprises at least one silicone compound of the formula: ##STR1## wherein X is the same or different and --A--COOH, --A--OH, ##STR2## or --A--NH.sub.2 in which A is a divalent hydrocarbon group having not more than 26 carbon atoms, Y and Y' are each --X or --CH.sub.3, p is an integer of 0 to 1,000 and q is an integer of 1 to 500 but p+q is not more than 1,000 in an amount of 0.1 to 5% by weight based on the weight of the magnetic particles in the magnetic layer.

REFERENCES:
patent: 4171406 (1979-10-01), Yamaguchi et al.

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