January 25, 2025

  PVA resin is a kind of heavy polymer. It is white or light yellow cotton-like, Granular or powdery in appearance.  Its molecular formula is［CH2CHOH］n，and the molecular formula for some of the PVA is -［CH2CHOH］n-［CH2CHOOCCH3］m-. PVA is non-toxic, insipid and harmless. PVA is water-soluble and the solvent provide good viscosity and film building. It can …

Polyvinyl Alcohol (PVA, PVOH) Read More »