发明名称 METHOD FOR MANUFACTURING A MAGNETIC DISK COMPRISING A GLASS SUBSTRATE
摘要 <p>A method for manufacturing a glass substrate (110) for use in magnetic disk manufacturing comprising the steps of a) forming a glass sheet (100); b) forming a protective sheet (102a, 102b) over one or both sides of the glass sheet; c) cutting the glass sheet into workpieces (104); d) cutting the workpieces into disk-shaped substrates (110); e) subjecting the edges of the substrates to an edge polishing process; and f) removing the protective layer. Of importance, by leaving the protective layer over the substrate, the substrate surface is protected from damage.</p>
申请公布号 WO2001010595(A1) 申请公布日期 2001.02.15
申请号 US2000021301 申请日期 2000.08.04
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