... is non-toxic, insipid and harmless. PVA is water-soluble and the solvent provide good viscosity and film ... , printing, ceramics, steel-making, electronics and plating. 3.Dissolving Temperature, thickness and timePVA products dissolvent ability is determined by ... of alcoholysis decreased, the dissolvent temperature will reduced and water solubility will increase. Fully alcoholysed PVA products are more ...