Subsequently, The PVAc undergoes a procedure often called alcoholysis (or hydrolysis) from the presence of an Liquor and a solid base or acid catalyst. The acetate teams in the PVAc are changed by hydroxyl teams, leading to the development of PVA. This Web site utilizes cookies to improve your working https://www.tjcyindustrialchem.com/news/what-is-pva.html