Polyvinyl alcohol is a water-soluble and biodegradable synthetic polymer. It is solid and available in both granule and powder form. It is an excellent adhesive with superior bonding strength, film-forming, and emulsifying properties. The film exhibits outstanding resistance to oil, grease, and solvents. It also has excellent adhesion to both hydrophobic materials. decomposition.The dosage of PVA can also be reduced byusing it.
BENSIZE PVA | BENSIZE PVA P-17A | BENSIZE PVA P-20A | BENSIZE PVA P-24A | |
---|---|---|---|---|
Appearance | Off-white granules | Off-white granules | Off-white granules | Off-white granules |
pH value | 6.0 ± 1.0 | 6.0 ± 1.0 | 6.0 ± 1.0 | 6.0 ± 1.0 |
Viscosity (4.0% sol., 20 C) | 25 ~ 30 cps | 21 ~ 26 cps | 27 ~ 33 cps | 44 ~ 50 cps |
Hydrolysis | Fully | Partially | Partially | Partially |