Packaging and lidding material

Details Packaging and lidding material Packaging and lidding material

B - Operations, Transporting

65

D

B65D 65/40 (2006.01) B32B 7/06 (2006.01) B65D 53/06 (2006.01) B65D 65/22 (2006.01) B65D 77/20 (2006.01) G09F 3/02 (2006.01)

Patent

CA 2243221

Packaging or lidding material containing at least two layers of material, and between the two layers hidden information in the form of a printed image viz, information that is visible only after peeling the first layer from the second layer. The packaging material serves the manufacture of film type packaging or parts thereof, or as lidding material for containers. The packaging or lidding material of a packaging unit contains the following sequence of layers: a) a first layer of material, b) a printed pattern or image, the limits of which lie within the dimensions of the package in question or the lid of the packaging unit, c) a dividing layer, the dimensions of which are the same or greater than the printed image b) and smaller than the dimensions of the packaging or lid of the package, d) an adhesive layer covering the whale of the surface, e) a second layer of material, where the printed image b) can be made visible by lifting the first layer of material a) from the second layer of material e).

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