摘要 |
A backsheet for a photovoltaic module includes a support and a primer provided on a side of the support facing a sealing layer, the primer including an acrylic resin and a crosslinking agent, characterized in that the acrylic resin is a copolymer including at least 5 wt % of an acrylate monomer unit containing a UV absorbing group and at least 2 wt % of an acrylate monomer unit containing a crosslinkable group both relative to the total weight of monomer units. |