Patent ID: 8888943
Filing Date: 2014-11-18
Classification: B29C,B29L,B31D,B32B,C09J,G09F,Y10T

Abstract:
1. A method of transferring a plurality of metal foil labels from a metal foil strip onto a continuous film liner in spaced apart checks to positions, said method comprising: (a) placing in consecutive order in a spaced apart relationship a plurality of strips consisting of metal foil onto a top side of a web formed of a first top layer of pressure sensitive adhesive, a second layer of polymer film adhered to the bottom side of said first layer of adhesive, a third layer of pressure sensitive adhesive adhered to the bottom side of said second layer and a fourth bottom liner of polymer film attached to the bottom surface of said third layer to form an assembly of said foil strips and said web; (b) feeding said foil strip assembly through a compression roller module to secure said metal foil strips onto said web; (c) feeding said foil strip assembly to a rotary die cutting module that is adapted to cut through said metal foil strip and the said first, second and third layers of said assembly to form said plurality of metal foil labels; and (d) stripping scrap product of said foil strips and said first, second and third layers of said assembly surrounding said foil labels from said assembly to leave said labels residing on said liner.