GB/T 1038.2-2022 "Plastic products, films and flakes, gas permeability test methods, Part 2: Isobaric method", which clarifies the test method for measuring the gas permeability of plastic products films and flakes by isobaric method, covering test principles, equipment requirements, sample prepative, operation steps and data processing. The standard provides a basis for standardizing the isobaric method test process, accurately obtaining material gas transmission performance data, assisting in the scientific evaluation of the gas barrier characteristics of films and flakes, and serving the mass control and performance optimization of plastic products.
| Status | Active |
|---|---|
| CCS | G31 | ICS | 83.140.10 |
| Release Date | 2022-10-14 00:00:00 | Implementation Date | 2023-05-01 00:00:00 |