Upcycling Discarded Photovoltaic Backsheets to Polyvinylidene Fluoride Protective Layer for High-Performance Lithium-Ion Batteries

Key Points

• This research aims to explore the upcycling of discarded photovoltaic backsheets into a protective layer for lithium-ion batteries.
• Investigated the composition of discarded photovoltaic backsheets.
• Developed a process to convert backsheets into polyvinylidene fluoride.
• Assessed the performance of lithium-ion batteries using the recycled material.
• Demonstrated improved performance of lithium-ion batteries with the recycled protective layer.
• Confirmed the feasibility of upcycling waste materials in battery applications.