发明名称 |
Security laminate, method of making a security laminate, and article comprising a security laminate |
摘要 |
<p>The invention provides a security laminate (30), comprising a protective layer (31); a volume holographic layer (32); and a prismatic retroreflective layer (33), wherein the volume holographic layer (32) is arranged between the protective layer (31) and the prismatic retroreflective layer (33).</p> |
申请公布号 |
EP2343198(A1) |
申请公布日期 |
2011.07.13 |
申请号 |
EP20100150578 |
申请日期 |
2010.01.12 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
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分类号 |
B42D15/00 |
主分类号 |
B42D15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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