... , emulsifier, dispersant, paper processing agent The use of a wide range of PVA powder, widely used in adhesives, textile sizing, emulsifier, ... protective film, thickener. In recent years, the proportion of the powder PVA’s purpose is increased year by year, is widely ... , building external wall insulation is also extensive use of low-soluble powder PVA. In addition, ceramics porcelain industry began to ...