发明名称 METHOD OF PRODUCING A PRIVACY SECURING FILM
摘要 The present invention relates to a privacy securing film, and more particularly, to a privacy securing film having a louver film, wherein the louver film is manufactured through a process including the steps of i) alternately laminating and thermo-compressing transparent film layers and opaque adhesive ink layers, and ii) cutting the thermo-compressed, laminated film perpendicularly to or at a certain angle with respect to the surface thereof such that the thickness of the louver film is in a range of 2 to 30 times the thickness of the transparent film, and a hard coat layer is provided on at least one outermost face of the privacy securing film. The privacy securing film of the present invention has a simplified structure, can be fabricated through a simple manufacturing process, can significantly reduce the creation of a ghost image, and has excellent radio-shielding effects, as compared with conventional ones.
申请公布号 US2011217513(A1) 申请公布日期 2011.09.08
申请号 US201113109602 申请日期 2011.05.17
申请人 SHEHWA P&C CO., LTD. 发明人 HWANG BYOUNG-WOO
分类号 B32B3/00;B32B27/06;B23B27/06 主分类号 B32B3/00
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