FILM FOR ANTI-PID SOLAR CELL MODULE AND ANTI-PID SOLAR CELL MODULE USING THE SAME

• Main Authors: SERIZAWA HAJIME, NAKAHAMA HIDEHARU
• Format: Patent
• Language: English; Japanese
• Published: 06.04.2017
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

PROBLEM TO BE SOLVED: To provide a film for an anti-PID solar cell module, excellent in barrier properties against alkali metal ions that are emitted from cover glass of a solar cell module and also excellent in heat resistance and light resistance, and an anti-PID solar cell module using the same.SOLUTION: An anti-PID film laminated between cover glass and a solar cell power generating element in a solar cell module comprises a cyclic olefin-based resin film which has a glass transition temperature of 75°C or more and 95°C or less, a cyclic olefin-based resin being a copolymer of ethylene and cyclic olefin, and the thickness of the cyclic olefin-based resin film being 40 μm or more and 125 μm or less.SELECTED DRAWING: Figure 1 【課題】太陽電池モジュールのカバーガラスから放出されるアルカリ金属イオンのバリア性に優れ、かつ耐熱性、耐光性に優れるＰＩＤ劣化防止太陽電池モジュール用フィルム及びそれを用いたＰＩＤ劣化防止太陽電池モジュールを提供する。【解決手段】太陽電池モジュール内におけるカバーガラスと太陽電池発電素子との間に積層するＰＩＤ対策フィルムを、ガラス転移温度が７５℃以上９５℃以下である環状オレフィン系樹脂フィルムで、環状オレフィン系樹脂が、エチレンと、環状オレフィンとの共重合体であり、かつ、フィルム厚みが４０μｍ以上１２５μｍ以下で構成した。【選択図】図１