Unilever Patent Holdings B.v.

Internationale Octrooi Maatschappij 'octropa' Bv

Heinz Vates

Walter Hufnagel

Rainer Edelberg

Card made from a combination of at least two layers of unplasticized PVC film that are bonded together by the application of pressure. At least one layer of a flexible plastic is incorporated in this combination. This layer of flexible plastic consists preferably of PVC modified with acrylate VC copolymers.

Card of unplasticized PVC film

A simultaneously biaxially oriented, isotactic polypropylene film resistant to dynamic stresses, particularly tensile stresses in longitudinal direction, which has been stretched in a surface stretch ratio of at least 1:45, exhibiting a specific puncture resistance and certain elongation factors, is particularly suitable as a base or carrier film for acoustical and optical information, for adhesive tape, for multicolor printing, for packaging material and as a layer in laminates.

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Furth-Stadeln, Germany

Heinz Vates