| 摘要 |
<p>The present invention relates to the preparation method of polymer film, which includes the following steps: exerting 40N to 160N tension on a coated film in a machine direction (MD), wherein the coated film includes a copolymer containing a polyamide resin, and a polyamide segment and poly-ether segment; and spreading Resorcinol-Fonnaldehyde-Latex (RFL) glue on at least one surface on the same coated film.</p> |
