| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminated polyester film superior in durability of a coating layer against various solvents at a high level and exhibiting superior adhesion after treatment by the solvent. <P>SOLUTION: The polyester film includes a coating layer obtained by a coating/stretching method. The coating layer is formed from coating liquid including polyurethane and carbodiimide cross-linking agent. The polyurethane includes polycarbonate polyol obtained by copolymerization of two kinds of carbonate polyols having different backbone structures as a constituent, in this laminated polyester film. <P>COPYRIGHT: (C)2013,JPO&INPIT |
