发明名称 |
IMAGES AND METHOD OF MAKING THE SAME |
摘要 |
An article having a first major surface with at least first and second regions, the first region comprising a plurality of first structures having a first surface roughness, the second region comprising a plurality of second structures having a second surface roughness, wherein at least a portion of the at least first and second regions have a surface roughness difference between them that together exhibit at least a portion of a first image. Exemplary uses of the articles include tool-less macro-patterning of transflectors, customized appearance for retroreflective sheeting, incorporation of security features, decorative patterns for lighting diffusers, images or logos in medical films without inks or contamination. |
申请公布号 |
EP2651656(A1) |
申请公布日期 |
2013.10.23 |
申请号 |
EP20110805279 |
申请日期 |
2011.12.01 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
BAY, RANDY S.;DOCKEN, JAMES A. JR.;NELSON, BRIAN K.;PEKUROVSKY, MIKHAIL L.;ROMDHANE, ILYESS H.;THEIS, DANIEL J.;BENSON, OLESTER JR. |
分类号 |
B44B5/02;B44C1/24;B44F1/02 |
主分类号 |
B44B5/02 |
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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