Patent ID: 6258425
Filing Date: 2001-07-10
Classification: B32B,B65D,G09F,Y10T

Abstract:
A packaging material in the form of film for manufacturing forms of packaging or parts thereof, or lidding material for containers, containing at least two layers of material, the packaging or lidding material of packaging has the following material layers in alphabetical sequence:(a) a first layer of material containing a member selected from the group consisting of a paper, a plastic monofilm, a plastic composite, a metal foil and a composite of two or more of said members, and having a first side and an opposing second side;(b) a printed image or pattern deposited on the first side of the first layer (a), the limits of which lie within the dimensions of the packaging in question or the lid thereof;(c) a separating layer deposited on the first layer (a) over the printed image (b), the dimensions of the separating layer are the same or greater than the printed image (b) and smaller than the dimensions of the packaging or lid of the packaging;(e) a second layer of material containing a member selected from the group consisting of a paper, a plastic monofilm, a plastic composite, a metal foil and a composite of two or more of said members, and located on the first side of the first layer (a);(d) between the first layer (a) and the second layer (e), an adhesive layer covering the whole of the surface bonding the first layer (a) and the second layer (e),where the separating layer (c) and the adhesive layer (d) are chemically non-compatible and do not bond to each other, so that the printed image (b) can be made visible by peeling the first layer of material (a) from the second layer of material (e).