| abstract |
An easily adhesive polyester film is provided which is used for protection of the back side of a solar cell, nthe adhesive polyester film comprising a polyester film and a resin film situated on a surface of the polyester film, nthe resin film comprising a crosslinking agent and a resin selected from the group consisting of a polyester resin having a glass transition point of 20 to 100°C, an acrylic resin having a glass transition point of 20 to 100°C, a combination of the resins and a combination of at least one of the resins and a polyvinyl alcohol having a saponification degree of 70 to 90 mol%. This film has excellent adhesion to EVA while having excellent mechanical properties, heat resistance and moisture resistance. |