发明名称 RETROREFLECTIVE SHEETING HAVING DEFORMED CUBE CORNER ELEMENTS
摘要 Retroreflective article having tailored optical properties and method for making the same. Retroreflective articles according to the present application comprise deformed cube corner elements having reduced optically active volume and reduced active volume height. Exemplary retroreflective articles have at least one of minimized contrast caused by seam welds, tiling lines or defects under retroreflective conditions, markings discernible at different viewing conditions and reduced overall retroreflectivity.
申请公布号 US2015369975(A1) 申请公布日期 2015.12.24
申请号 US201414762637 申请日期 2014.01.09
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 Free Michael B.;Wolk Martin B.;Biernath Rolf W.
分类号 G02B5/124;B29C67/00;B42D25/324 主分类号 G02B5/124
代理机构 代理人
主权项
地址 Saint Paul MN US