GB/T 40260-2021
Test method for determining gas permeability of polymer membrane materials (English Version)

Standard No.

GB/T 40260-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Latest

GB/T 40260-2021

Scope

This document specifies the test method for testing the gas permeability of homogeneous and dense polymer membrane materials by the constant volume method. This document is suitable for testing the gas permeability of flat polymer homogeneous dense membranes made of polymer membrane materials, and other forms of polymer dense membranes shall be implemented as a reference.

GB/T 40260-2021 Referenced Document

• GB/T 2918-2018 Standard environment for conditioning and testing of plastic specimens
• GB/T 6672-2001 Plastics film and sheeting Determination of thickness by mechanical scanning

GB/T 40260-2021 history

• 2021 GB/T 40260-2021 Test method for determining gas permeability of polymer membrane materials