Description:
Polyvinyl Alcohol (PVA) 1788 is a partially hydrolyzed polyvinyl alcohol characterized by excellent film-forming performance, strong adhesion, and good water solubility. It offers a balanced combination of bonding strength, flexibility, and emulsifying ability, making it suitable for a wide range of industrial and construction-related applications.
PVA 1788 features stable viscosity, good compatibility with fillers and additives, and reliable performance in adhesive, mortar, textile, and polymer systems.
Specification:
| Item | Specification |
|---|---|
| Appearance | White or off-white granules / powder |
| Degree of Hydrolysis | 87.0 – 89.0 % |
| Viscosity (4% solution, 20°C) | 8 – 12 mPa·s |
| pH Value (4% solution) | 5.0 – 7.0 |
| Volatile Content | ≤ 5.0 % |
| Ash Content | ≤ 0.5 % |
Application:
PVA 1788 is widely used in the following industries and formulations:
Adhesives: PVA glue, wood adhesive, paper adhesive, packaging adhesive
Construction Materials: Cement-based mortar, tile adhesive, wall putty, gypsum products
Textile Industry: Warp sizing, textile finishing agents
Paper Industry: Surface sizing, coating binder
Polymer Modification: Emulsion polymerization stabilizer, dispersant
Others: Film-forming agents, binders, protective colloids
Packing:
25 kg kraft paper bag with inner PE liner
Customized packaging available upon request
