Yasushi Endo

Magnetic recording disc comprising a non-magnetic underlayer and a magnetic layer comprising ferromagnetic particles and a binder

Flexible magnetic recording disk and method for preparing the same

Flexible magnetic disc with a two layer protective coating which top layer is a ultra violet radiation cured compound with specified elasticity modulus

Magnetic recording medium containing ferromagnetic metal powder and a specific fatty acid ester in a content dependent upon the specific surface area of the ferromagnetic metal powder

Magnetic disc having a magnetic layer with a glass transition temperature of at least 75° C. which contains magnetic metal powder of specified pH and surface area

Magnetic recording medium and production process thereof

Magnetic recording disc and process for preparing the same and process for magnetic recording and reproduction thereon

Magnetische Aufzeichnungsplatte Magnetic recording disk

Flexible magnetplatte Flexible magnetic plate

Magnetic recording medium in the form of a floppy disc having a magnetic layer with a specified surface feature