| abstract |
A prism resin used in optical applications such as a backlight unit of a liquid crystal display, in particular, a prism resin corresponding to a high brightness, that is, a prism resin having a high refractive index, and a coating film having excellent adhesion. (A) and at least one crosslinking agent (B) selected from the group consisting of an oxazoline compound, an isocyanate compound and a melamine compound is applied on at least one surface of the polyester film to form a coating layer Lt; / RTI > |