| abstract |
(57) [Summary] [Constitution] 0.01 to 2.0% by weight of organic polymer particles having an average particle diameter of 0.01 to 2.0 μm and a thermal decomposition temperature of 260 ° C. or higher and lower than 350 ° C. are contained, A polyester composition having a melting point of 250 ° C. or lower, and a film comprising the same. [Effect] The surface flatness, slipperiness, It has excellent wear resistance and can be used suitably for magnetic recording media applications. |