| abstract |
(57) [Summary] [Structure] A biaxially oriented film having a Young's modulus of 10 to 250 kg / mm 2 and a piercing strength of 10 kg / mm or more, Further, an agricultural polyester film containing 5% by weight or less of an ultraviolet absorber. [Effect] A film excellent in weather resistance, workability, durability, impact resistance, etc. can be obtained. A film suitable for a tent is obtained. |