PVA Polyvinyl Alcohol 1788 1799 1999 adhesive

PVA resin is a kind of heavy polymer;  it is non-toxic, insipid and harmless. PVA is water-soluble and the solvent  provide good viscosity and film building. It can withstand oils, lubricants, hydrocarbons and most other organic  solvents. PVA has better chemical stability and insulatibility, and provide ease in firm building; It possess the typical chemical properties of polyols and can carry out process of esterification, etherealization, acetalization  etc.  Product Names  Hydrolysis      Viscosity                 Volatiles (%)       Ash (%)      (mol %)  (cps)  1788               86.0-90.0                  20.0-26.0  &nbs…

Hot Melt Adhesive TPEE Bio-based PBS Butylene Succinate Medical Grade PHA 3D Printing Filament Bio-based PBS Butylene Succinate Spinning Synthetic Fibers TPEE With High Moisture-penetrability