发明名称 |
SAFETY STRUCTURE COMPRISING NEMATIC LIQUID CRYSTALS |
摘要 |
The invention relates to a safety structure (10) that comprises: a first region (14) that is at least partially reflecting and has a reduced opacity; a second region (15) that is at least partially reflecting and has a higher opacity than the first one; a layer (18) of a coating having birefringence properties and covering at least partially the first and second regions. |
申请公布号 |
WO2009081035(A2) |
申请公布日期 |
2009.07.02 |
申请号 |
WO2008FR52335 |
申请日期 |
2008.12.17 |
申请人 |
ARJOWIGGINS LICENSING;CAMUS, MICHEL |
发明人 |
CAMUS, MICHEL |
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代理机构 |
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