B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/521
B29C 55/16 (2006.01) B29C 61/00 (2006.01) B29C 61/08 (2006.01) C08J 5/18 (2006.01)
Patent
CA 1157612
ABSTRACT A process for simultaneously, biaxially orienting tubular ethylene polymer film by expansion and extension of the tube under particular conditions for heating the expanding tube, to give a heat shrinkable film. The heat shrinkable film has excellent heat shrinkability, shrinkage stress, transparency, heat sealability and impact resistance, and is very suited for use in shrink packaging.
357481
Fukushima Hitoshi
Mizutani Tomoji
Sakamoto Yoshihiro
Kohjin Co. Ltd.
Osler Hoskin & Harcourt Llp
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