Packaging laminates, creping rolls, and layers for packaging laminates

Patent Name Packaging Laminate, Crinkle Roller, and Layer for Packaging Laminate Patent Applicant Troll Vall Group and Finance Co., Ltd. Principal Applicant Address Swiss Ply Inventor H. Johansson; L. Berry Huo L. Clint Application (Patent) No. 03810621.3 Date of Application 2003.05.09 Issuing Date Approval Notice No. 1652930 Auditing Notice Date 2005.08.10 Instruction CD-ROM D0532 Main Classification Number B32B27/20 Classification Number B32B27/20; B31F1/ 10 divisions Original application number Priority item 2002.5.10 SE 0201419-9 Abstract This invention describes a packaging laminate in which at least one layer of material (2) contained in the laminate comprises magnetisable particles. Also, a roll is disclosed that includes a mechanism for applying a pattern of corrugations on a packaging laminate and a mechanism for applying a magnetic field for magnetizing the magnetizable particles in the packaging laminate. Finally, there is also described a layer (2) for packaging a laminate, which layer (2) contains magnetizable particles. Sovereign Items 1. A packaging laminate characterized in that at least one layer of material (2) included in the laminate comprises magnetizable particles. International Application PCT/SE2003/000757 2003.5.9 International Announcement WO2003/095198 English 2003.11.20 Entering the National Date Patent Agency China Patent Agent (Hong Kong) Limited Corporate Address Agent Cui Youping; Huang Lixing