Polyester film for decorative sheet

摘要

The present invention relates to a polyester film for a decorative sheet which sheet comprises a picture-printed layer (B) and said polyester film (A) laminated on a substrate, said polyester film containing a color pigment in an amount of 0.1 to 30 weight % based on the weight of said polyester (A), and said polyester film having a color tone which satisfies the color difference DELTA E* between said polyester film (A) and the picture-printed layer (B), which is represented by the following formula (1), of not more than 50. $wherein\; L*A,\; a*A\; and\; b*A\; represent\; color\; tone\; values\; of\; the\; polyester\; film\; (A)\; in\; CIELAB\; color\; determination\; system;\; and\; L*B,\; a*B\; and\; b*B\; represent\; color\; tone\; values\; of\; the\; picture-printed\; layer\; (B)\; in\; CIELAB\; color\; determination\; system.$