Matte, heat-sealable, shrinkable, biaxially oriented, multilayer

Details Matte, heat-sealable, shrinkable, biaxially oriented, multilayer Matte, heat-sealable, shrinkable, biaxially oriented, multilayer

1994-04-18

1996-02-06

Buffalow, Edith

Stock material or miscellaneous articles

Hollow or container type article

Shrinkable or shrunk

428 357, 428349, 428516, B65B 5300

Patent

active

054894549

ABSTRACT:
The invention relates to a heat-sealable, shrinkable multilayer polypropylene film which includes at least one base layer containing polypropylene or a polypropylene mixture and at least one outer layer which contains a mixture or a blend of two components I and II. The mixture contains copolymers and terpolymers of .alpha.-olefins having 2 to 10 carbon atoms and HDPE. The film has a longitudinal shrinkage of >8% at 120.degree. C. and .ltoreq.10% at 90.degree. C. The film has a transverse shrinkage of >10% at 120.degree. C. and .ltoreq.10% at 90.degree. C. The film has a minimum heat-sealing temperature of .ltoreq.124.degree. C. The film is matte.

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