RETROREFLECTIVE FILM PRODUCT

摘要

A retroreflective structure and method for forming the same are provided which includes a polyurethane sheet (12) having a first side and a second side, a coating (14) on the first side, and an array of retroreflective prism elements (18) formed on the coating. The coating is used to promote adhesion between the prism elements and the first side of the polyurethane sheet. A second coating (16) can be formed on the second side of the polyurethane sheet for purposes such as forming a protective layer over the polyurethane sheet and can include ultraviolet blocking material.