B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/140
B32B 27/08 (2006.01) B32B 27/32 (2006.01)
Patent
CA 1283035
ABSTRACT OF THE DISCLOSURE A multi-layer shrink film obtained by forming an assembly which comprises an interlayer comprising a flexible propylene resin having a Vicat softening point of 115°C or less and/or a linear very low-density poly- ethylene having a density less than 0.91 g/cm3 sandwiched between outermost layers comprising a propylene resin having a Vicat softening point higher than that of the flexible propylene resin of interlayer and within the range of 80°-150°C followed by stretching said assembly is disclosed. The film obtained according to the present invention is well suited for a multi-layer shrink packaging film and the like.
559632
Ogawa Tadatoshi
Yoshida Teruaki
Fetherstonhaugh & Co.
Sumitomo Chemical Company Limited
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