History of Natural and Synthetic Polymers

undrawn LDPE - 10 800 200 undrawn HDPE - 30 1000 1000 drawn HDPE 7:1 430 40 5000 drawn HDPE 8:1 500 30 8000 drawn HDPE 9:1 590 22 10000 drawn HDPE 10:1 660 15 12000 The greatest improvement of mechanical properties, which occurs at the highest draw ratios, is the direct result of the formation of a greater number of interlamellar, extended ... ................
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