发明公开
- 专利标题： RÜCKPROJEKTIONSFOLIE MIT "TAG/NACHT"-EFFEKT
- 专利标题（英）： Rear-projection film having a "day/night" effect
- 专利标题（中）： 与“日/夜”后滑板
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申请号： EP14700089.7申请日： 2014-01-07
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公开(公告)号： EP2943840A1公开(公告)日： 2015-11-18
- 发明人: PUDLEINER, Heinz , POPHUSEN, Dirk , KÜNZEL, Roland , LINDNER, Manfred , WOJATSCHEK, Jürgen , STRAUB, Bernd
- 申请人： Covestro Deutschland AG
- 申请人地址： Kaiser-Wilhelm-Allee 60 51373 Leverkusen DE
- 专利权人： Covestro Deutschland AG
- 当前专利权人： Covestro Deutschland AG
- 当前专利权人地址： Kaiser-Wilhelm-Allee 60 51373 Leverkusen DE
- 代理机构： Levpat
- 优先权： EP13150491 20130108; EP13168476 20130521
- 国际公布： WO2014108395 20140717
- 主分类号： G03B21/56
- IPC分类号： G03B21/56 ; G03B21/60 ; B32B27/20 ; B32B27/30 ; B32B27/32 ; B32B27/36 ; B32B27/40
摘要：
The present invention relates to a rear-projection film having a "day/night" effect and containing at least two layers, wherein said rear-projection film contains at least one grey layer containing at least one thermoplastic material having a transmittance in the visible wavelength range of 10% to 70% and at least one layer containing at least one thermoplastic material and scattering particles, and to the use of said films as rear-projection surfaces in vehicle interiors.
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