专利名称:Magnetic transfer method and magnetic
transfer device
发明人:Nishikawa, Masakazu申请号:EP04011874.7申请日:20040519公开号:EP1480203A3公开日:20081105
专利附图:
摘要:In a magnetic transfer master carrier (3), as a substrate (3a), one having aYoung's modulus E (GPa) in the range of 85 to 250 is used. Magnetic transfer isperformed under conditions in which 2≤αEd3/{P(S2/S1)}≤400 (where the constant
α=7.37×109) is satisfied, where d (m) is the thickness of the substrate from the bottomface of a recessed portion to the back face, S1 (m2) is the total area of the cross sectionsof the projected portions which are parallel to the plane of the substrate at a height of50% of Dmax from the bottom face of the recessed portion when the height from thebottom face of the recessed portion to the top face of a projected portion is denoted byDmax, S2 (m2) is the total area of the bottom faces of the recessed portions and thecross sections of the projected portions at the positions of the relevant bottom faces,and P (MPa) is the tight contact pressure between the master carrier and the slavemedium (2) at the time of magnetic transfer.
申请人:FUJIFILM Corporation
地址:26-30, Nishiazabu 2-chome Minato-ku Tokyo JP
国籍:JP
代理机构:HOFFMANN EITLE
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