Patents Assigned to BASF Aktiensgesellschaft
  • Packaging film comprising a sealing layer and a substrate layer
    Patent number: 5451468
    Abstract: A packaging film containsa) a sealing layer of a mixture of from 50 to 80% by weight of a random terpolymer (I) of from 90 to 97% by weight of propylene, from 2 to 6% by weight of ethylene and from 1 to 6% by weight of a C.sub.4 -C.sub.10 -alk-1-ene and from 20 to 50% by weight of at least one ethylene polymer (II)b) and a substrate layer of a thermoplastic polymer.The novel packaging film possesses in particular good sealability over a wide temperature range.
    Type: Grant
    Filed: September 14, 1993
    Date of Patent: September 19, 1995
    Assignee: BASF Aktiensgesellschaft
    Inventors: Erhard Seiler, Werner Schoene, Uwe Ballerstedt