QB/T 4671-2014 Translated English of Chinese Standard. (QBT 4671-2014, QB/T4671-2014, QBT4671-2014): Test Method for Synthetic Leather/Artificial Leather - Resistance to Hydrolysis [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2020/12/20 - 8 ページ This Standard specifies the constant temperature and humidity hydrolysis resistance method (Method-A), the normal temperature lye acceleration method (Method-B) and the high temperature lye acceleration method (Method-C), which are the test methods for determining the hydrolysis resistance of artificial leather and synthetic leather. This Standard is applicable to the hydrolysis resistance test of polyurethane artificial leather and polyurethane synthetic leather. |