T/SZBIA 0003-2025 Resin materials for lithium-ion battery cover structural parts
T/SZBIA 0003-2025 The resin material used for the encapsulation structure of lithium-ion battery
Basic Information
Scope
Main technical content: This standard addresses the current demand for high-performance resin materials in the lithium battery industry, and clarifies the technical requirements, test methods, inspection rules, and marking, packaging, transportation, and storage for resin materials used in lithium-ion battery cover structures. The main content of this standard includes: 1. Scope: Defines the types of resin materials covered by the standard and their material performance requirements in battery structural components. 2. Normative references. 3. Terms and definitions: Standardizes technical terms related to resin materials for battery structural components to ensure consistent communication within the industry. 4. Requirements: Specifies the key performance indicators that materials should meet, including impurities or foreign matter, mechanical properties (tensile strength), heat resistance (compression recovery rate, aging resistance), chemical stability (resistance to electrolyte, high-temperature electrolyte, and water vapor permeability), and electrical properties (resistance to leakage current, tracking resistance, breakdown voltage, insulation resistance, etc.). 5. Test methods: Specifies the testing standards and methods for each performance indicator, providing a scientific basis for product quality control. 6. Inspection rules: Establishes unified inspection rules and judgment criteria to promptly identify and eliminate non-compliant materials, enhance product consistency and reliability, and ensure the safety and performance of battery structural components. 7. Marking, packaging, transportation, and storage: Specifies the marking content, packaging methods, transportation conditions, and storage environments for resin materials to ensure the safety and performance stability of materials during the supply chain. The release of this standard aims to standardize the production and application of resin materials for lithium battery cover struc