Patent ID: 6090483
Filing Date: 2000-07-18
Classification: B32B,B41M,G09F,Y10S,Y10T

Abstract:
An adhesive sheet for printing comprising (i) a layer to be printed in which a surface portion is formed of a polyolefin layer, and (ii) an adhesive layer adhering to said layer to be printed, said adhesive sheet having the following elements:(1) a polyolefin polymer constituting the polyolefin layer has a density of 0.94 g/cm.sup.3 or less;(2) the layer to be printed has no release coat;(3) the layer to be printed has a mean square roughness of 0.4 .mu.m or less at a surface thereof;(4) an adhesive strength when the adhesive sheet is wound to form a wound product and then unwound at a speed of 5 m/minute is 5,000 gf/50 mm; and(5) an adhesive strength when the adhesive sheet is wound to form a wound product and then unwound at a speed of 5 m/minute after standing at 70.degree. C. for 96 hours is 5 to 4,000 gf/50 mm.