Polyvinyl alcohol powder PVA is mainly suitable for additives in building mortar, and it has good chemical resistance, so it will not be affected by weak acid or alkali. Pva Tire Adhesive PVA has good water retention, good durability, certain flexibility, and good durability because of its thin-layer bonding and enhanced deformation resistance. Pva With Antifoaming Agent Hydrolysis degree:(%) 86.50-89.50 Viscosity:(mpa.s) 40.0-50.0 Purity:(%) ≥93.5 Volatile:(%) <5.0 Ash:(%) ≤0.5 PH 5-7 Appearance powder /Granule