The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 2006
Filed:
Dec. 12, 2001
Rolf Lasson, Lund, SE;
Rolf Lasson, Lund, SE;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
Impression roller () for a laminating machine for producing a packaging material which comprises a carcass layer () consisting of paper or carton, which carcass layer exhibits through holes (), and which carcass layer exhibits, on one of its sides, a barrier layer (), a plastic lining () which is arranged outside the barrier layer, and a film of laminant thermoplast () which is arranged between the carcass layer () and the barrier layer (), with the said impression roller exhibiting a jacket surface which is faced with an inner facing layer () consisting of an elastic material, exhibiting a first hardness and a first thickness. According to the invention, an outer facing layer () 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 (). The invention also relates to a method for producing packaging material and to the packaging material which has been produced using this method.