Sheeting having an optical core laminated to a vinyl film,...

Details Sheeting having an optical core laminated to a vinyl film,... Sheeting having an optical core laminated to a vinyl film,...

G - Physics

02

B

G02B 5/128 (2006.01) B32B 17/10 (2006.01) G02B 5/124 (2006.01)

Patent

CA 2417728

Sheeting, such as retroreflective sheeting, methods of making such sheeting, and articles containing such sheeting. A sheeting includes: a vinyl film having two major surfaces; a preformed optical core laminated to a first major surface of the vinyl film; a primer disposed between the vinyl film and the preformed optical core, wherein the primer includes a urethane polymer; and optionally, graphics positioned between the primer and the optical core or the primer and the vinyl film.

L'invention concerne un revêtement feuille, du type rétroréfléchissant, et des procédés relatifs à sa fabrication, ainsi que des produits dotés de ce revêtement. Le revêtement comprend un film de vinyle présentant deux surfaces majeures; un coeur optique préformé laminé jusqu'à une première surface majeure du film de vinyle; une couche d'apprêt entre le film de vinyle et le coeur préformé, à base de polymère d'uréthanne; et éventuellement des éléments graphiques entre l'apprêt et le coeur optique ou entre l'apprêt et le film de vinyle.

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