The invention relates to a lid (2) for closing a cup (1) along a peripheral sealing edge (10). Said lid comprises at least one aluminum film and an optionally multi-layered plastic layer which is co-extruded onto the aluminum film and has a closed predetermined tearing line (3). The invention is characterized in that the plastic layer is made of plastic based on polyethylene (PE) or plastic based on polypropylene (PP) and that the predetermined tearing line is introduced into the plastic layer preferably by means of a CO2 laser. In one embodiment, said predetermined tearing line (3) is provided directly in the region of the sealing edge (10). The invention also relates to a method for producing such a lid.
申请公布号
WO2009155630(A2)
申请公布日期
2009.12.30
申请号
WO2009AT00257
申请日期
2009.06.26
申请人
TEICH AKTIENGESELLSCHAFT;KOMFELD, MARTIN;NEKULA, LAMBERT;WEGENBERGER, ALFRED;SCHEDL, ADOLF;REITERER, FRANZ
发明人
KOMFELD, MARTIN;NEKULA, LAMBERT;WEGENBERGER, ALFRED;SCHEDL, ADOLF;REITERER, FRANZ