VOID-CONTAINING POLYESTER FILM

摘要

PROBLEM TO BE SOLVED: To obtain a void-containing polyester film suitable as the base material of an image receiving sheet of a thermal transfer, sublimation transfer or ink jet printer. SOLUTION: A void-containing polyester film containing a large number of voids therein is characterized by that apparent specific gravity of 1.3 or less and the dynamic hardness of at least either one of surfaces is 5.0 or less and surface glossiness is 20% or more and an average light moving distance is 0.15 mm or less.