B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/140, 204/91.
B32B 27/16 (2006.01) B32B 27/08 (2006.01)
Patent
CA 1332582
- 50 - ABSTRACT OF THE DISCLOSURE The present invention discloses a biaxially oriented heat-shrinkable laminated film comprising a laminate having a vinylidene chloride copolymer composition layer containing 0.5 to 9.1% by weight of a polyfunctional (metha)crylate, the vinylidene chloride copolymer being crosslinked by applying electron beams to the laminate at a dosage rate of 1 to 10 megarads, and exhibiting a heat shrinkage percentage at 90°C of 15% or more and excellent gas barrier properties. The laminated film of the present invention also exhibits excellent gas barrier properties, transparency, melt hole resistance and heat sealing resistance. The film having an outer layer composed a crosslinked polyolefin exhibits particularly excellent melt hole resistance and heat sealing resistance.
585750
Hisazumi Nobuyuki
Matsukura Yoshihiro
Shibuya Kunio
Goudreau Gage Dubuc
Kureha Kagaku Kogyo Kabushiki Kaisha
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