| 摘要 |
<p>PROBLEM TO BE SOLVED: To decrease steam as much as possible which acts on the steel sheet of a back cover constituting a fireproof correspondence type solar cell module, and to prevent an erosion of the steel sheet due to the steam over a long term. SOLUTION: The back cover of a solar cell module is constituted by a steel sheet 11, and plastic films 13, 14 adhered to each other via adhesives 12 on sides of the light-receiving face and the reverse face of the steel sheet 11, respectively. A lower steam permeable layer 15 is applied on the plastic film 14 on the reverse face side.</p> |
