Home / Standards / GB/T 42921-2023 GB/T 42921-2023 Active Optical functional films—Polyethylene terephthalate (PET) film—The adhesive force measurement of protective film 光学功能薄膜 聚对苯二甲酸乙二醇酯(PET)薄膜 保护膜黏着力测定方法 Standard Type GBT ICS 71.080.99 CCS G15 Status 现行 Issue Date 2023-08-06 Implementation 2024-03-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A