| 摘要 |
<p>A retroreflective composition of the present invention comprises non-volatile matrix material (12), volatile constituent, and a plurality of retroreflective microsphere beads (14), wherein the ratio of the volume of matrix material to the volume of retroreflective microsphere beads is in the range of 75 % to 185 %, and is optimally suitable for use on fabrics.</p> |
