发明授权
US06680079B1 Planarization and corrosion protection of patterned magnetic media 失效
图案磁性介质的平面化和防腐保护

Planarization and corrosion protection of patterned magnetic media
摘要:
A magnetic recording medium is formed with a distribution of servo-marks in the form of pits or indentations with an attendant reduction in potential corrosion and increased tribology. Embodiments providing a protective overcoat, e.g. containing carbon, over a magnetic recording medium having a servo-patterned substrate; applying a fluoropolyether comprising one or more acrylate groups on the protective overcoat by dip coating the magnetic recording medium in a solution of the fluoropolyether and polymerizing the fluoropolyether by ultraviolet radiation.
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