摘要 |
An aspect of the present invention relates to a magnetic recording medium comprising a magnetic layer comprising a ferromagnetic powder and a binder on a nonmagnetic support, wherein the magnetic layer comprises compound A and/or a ring-opened product of compound A. Another aspect of the present invention relates to a magnetic recording medium comprising a nonmagnetic layer comprising a nonmagnetic powder and a binder and a magnetic layer comprising a ferromagnetic powder and a binder in this order on a nonmagnetic support, wherein the nonmagnetic layer comprises compound A and/or a ring-opened product of compound A. Compound A comprises a lactone ring substituted with at least one polar group selected from the group consisting of a hydroxyl group, a carboxyl group, and an amino group, or substituted with a substituent comprising the above polar group.
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