Magnetic recording medium

摘要

A magnetic recording medium comprising a non-magnetic support and a magnetic layer containing a binder and a ferromagnetic metal powder dispersed in the binder, wherein the binder contains a polyurethane resin obtained from a polyester polyol, a chain extender, and an organic diisocyanate, and the magnetic layer has a product Pi of coercive force Hc (kA/m) in an in-plane, longitudinal direction and magnetic flux Øm (Tmum) in a range of from 400 to 800.