Flat sheet process for production of polyolefin shrink film
作者： Stanley B. Levy
DOI:
关键词: Materials science 、 Polyolefin 、 Transverse plane 、 Flat sheet 、 Composite material 、 Process (computing) 、 Transverse direction 、 Longitudinal direction
摘要: A balanced, biaxially oriented polyolefin shrink film is produced using a tenter process by heating the film, stretching 7 to 10 times in transverse direction, cooling and then 1.5 4 longitudinal direction such that ratio of stretch greater than 2.0.
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