Magnetic recording medium
AssigneeVictor Company of Japan, Ltd.
InventorKuniharu Fujiki
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Abstract
A magnetic recording medium which comprises a support and a magnetic layer formed on the support which is comprised of a magnetic powder dispersed in a binder and containing a lubricant. The lubricant contains at least as ester of a linear aliphatic acid having 14-18 carbon atoms and an alcohol of the general formula, (CH.sub.3).sub.2 CH--(CH.sub.2).sub.n --OH in which n is an integer of from 1 to 5. Preferably, an ester of a linear aliphatic acid having 14-18 carbon atoms and an alcohol of the formula, CH.sub.3 --(CH.sub.2).sub.m --CH.sub.2 OH, in which m is an integer of from 2 to 4 is contained.
Claims6
A magnetic recording medium comprising a support and a magnetic recording layer formed on said support, said magnetic recording layer comprising a magnetic powder dispersed in a binder and including a lubricant which contains at least an ester of an aliphatic acid having 14-18 carbon atoms and an alcohol of the general formula, (CH.sub.3).sub.2 CH(--CH.sub.2)--.sub.n OH, in which n is an integer of 1 to 5, said ester being contained in an amount of from about 0.2 to 2.5% by weight of said magnetic powder.
Dependencies are inferred from the claim text.