发明名称 RETROREFLECTIVE SHEETING INCLUDING A LOW INDEX COATING
摘要 <p>Retroreflective articles and constructions are disclosed. One exemplary retroreflective article or construction includes a retroreflective layer and a low refractive index layer. In one exemplary embodiment, the low refractive index layer is adjacent to at least a portion of a retroreflective structured major surface of the retroreflective layer.</p>
申请公布号 EP2419266(A1) 申请公布日期 2012.02.22
申请号 EP20100765199 申请日期 2010.04.15
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 PATEL, SUMAN K.;COGGIO, WILLIAM D.;PEKUROVSKY, MIKHAIL L.;SMITH, KENNETH L.;FREE, MICHAEL BENTON;KOLB, WILLIAM BLAKE
分类号 B32B3/00;G02B5/124 主分类号 B32B3/00
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