BIAXIALLY ORIENTED POLYESTER FILM

摘要

PURPOSE:To provide the subject film which contains calcium carbonate of a monodisperse circular-plate shape and is excellent in the resistance to shaving, slip properties, and clarity. CONSTITUTION:The objective film contains calcium carbonate of a monodisperse circular-plate shape with a diameter of 0.05-0.5mum and a ratio of the diameter to the thickness of 2.0-10.0 in an amt. of 0.005-5wt.% based on the polyester.