This document specifies the terms and definitions, technical requirements, test methods, detection rules, packaging, marking, transportation and storage of polyvinyl butyral (PVB) film. This document is applicable to the thermoplastic PVB film used for encapsulating crystalline silicon photovoltaic modules. Thin film modules can be used as a reference.
T/CIET 380-2024 history
2024T/CIET 380-2024 Polyvinyl butyral (PVB) film for encapsulation of photovoltaic modules