STRETCHED POLYETHYLENE FILM FOR LAMINATION
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Feb 18, 2022
filing date -
Mar 16, 2021
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Abstract
A stretched polyethylene film for lamination, which comprises a polyethylene (A) having a weight average molecular weight (Mw) as measured by gel permeation chromatography of from 70,000 to 250,000, a proportion of fractions with a molecular weight of 10,000 or less of 8 wt % or less, and a density as measured in accordance with JIS K6922-1 (1997) of from 945 to 980 kg/m3, and has at least one peak in a range of 135° C. or higher in an endothermic curve as measured by differential scanning calorimetry, the film having high recyclability and excellent in heat resistance.
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