PHOTOELECTRIC CONVERSION ELEMENT AND MANUFACTURING METHOD THEREOF

To provide a photoelectric conversion element that has excellent moisture permeation suppression performance from the side and is capable of suppressing performance deterioration of the photoelectric conversion element caused by moisture permeation.SOLUTION: A photoelectric conversion element includes a base material, a conductive film formed on the surface of the base material, and a laminate formed on the surface of the conductive film and formed by laminating a power generation layer and a current collecting electrode, and at least a part of the periphery of the laminate is covered with a protective layer formed from a hydrogenated polymer having a weight average molecular weight of 5,000 or more and 150,000 or less.SELECTED DRAWING: Figure 1A 【課題】側面方向からの透湿抑制性能に優れ、透湿に起因した光電変換素子の性能劣化を抑制可能な光電変換素子を提供する。【解決手段】基材と、前記基材の表面上に形成された導電膜と、前記導電膜の表面上に形成された、発電層と集電電極とを積層してなる積層体とを含み、前記積層体の周囲の少なくとも一部が、重量平均分子量が５,０００以上１５０,０００以下の水素化重合体から形成してなる保護層で覆われている、光電変換素子。【選択図】図１Ａ