摘要 |
PURPOSE: A method for preventing deformation of a coverlay lamination process is provided to prevent a defect due to dust in a hot-press forming process using a Teflon film. CONSTITUTION: A Teflon film(32) is laminated on an upper surface and a lower surface of a flexible substrate(31). The flexible substrate is formed with the hot-press. The Teflon film is removed from the flexible substrate. The weight of the Teflon film is 160g/m^2. The thickness of the Teflon film is 0.08 mm. The Teflon film is used between -100 and 260 degrees centigrade.
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