| 摘要 |
Impression roller (10) for a laminating machine for producing a packaging material which comprises a carcass layer (40) consisting of paper or carton, which carcass layer exhibits through holes (42), and which carcass layer exhibits, on one of its sides, a barrier layer (44), a plastic lining (46, 47) which is arranged outside the barrier layer, and a film of laminant thermoplast (43) which is arranged between the carcass layer (40) and the barrier layer (44), with the said impression roller exhibiting a jacket surface which is faced with an inner facing layer (12) consisting of an elastic material, exhibiting a first hardness and a first thickness. According to the invention, an outer facing layer (13) consisting of an elastic material, exhibiting a second hardness and a second thickness, with the said first hardness being greater than the said second hardness and with the said first thickness being greater than the said second thickness, is arranged on the outside of the said inner facing layer (12). The invention also relates to a method for producing packaging material and to the packaging material which has been produced using this method. |
