| abstract |
Provided are a polyester resin composition and a polyester film using thereof, and more particularly, a polyester resin composition including a polyester resin and silica particles coated with a metal compound to prevent an inner defect due to particle agglomeration, and have an excellent surface property of the film, low haze, and an improved transparency, thereby being appropriate for a release film and an optical film for an electronic material, and a polyester film using thereof. |