发明授权
US5784197A Ultra-flexible retroreflective sheeting with coated back surface 失效
具有涂层背面的超柔性回射片材

Ultra-flexible retroreflective sheeting with coated back surface
摘要:
A retroreflective article comprising an ultra-flexible structured retroreflective sheeting having a front surface and a back surface, the sheeting retroreflecting light entering through the front surface, wherein the sheeting comprises an overlay film, a two-dimensional array of substantially independent structured elements, the structured elements bonded to the overlay film, and a sealing film forming the back surface of the sheeting and bonded to the overlay film between the structured elements; a plurality of indentations in the sealing film; and a seal coat located on the sealing film, wherein the seal coat at least partially fills the indentations in the sealing film.
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