Articles are provided which have fluorescent properties and which are suitable for use in making retroreflective articles such as safety and informational signage. The articles have at least two film layers, each film layer including a colorant dye. The multiple film layer sheeting exhibits excellent resistance to weathering and overall color durability while also providing chromaticity properties dictated by industry standards for a particular coloration. A method of preparing the articles is provided. In a particular application, the articles embody retroreflective properties and are fluorescent yellow signs.
所提供的物品具有荧光特性,适用于制作逆反射物品,如安全和信息标牌。这些物品至少有两层薄膜,每层薄膜都包括
着色剂染料。多膜层薄片具有优异的耐候性和整体颜色耐久性,同时还具有特定颜色的行业标准所规定的色度特性。我们还提供了一种制备这些制品的方法。在一种特定的应用中,这些物品具有逆反射特性,是
荧光黄色标志。