PVA 205S is a high-purity and low-methanol polyvinyl alcohol in form of white fine powder. It can dissolve in cold water. Its aqueous solution has excellent film-forming properties, emulsification stability, high transparency, strong adhesion, good moisture resistance, and can withstand most organic solvents such as oils, lubricants and hydrocarbons.
Paramètres du produit (spécifications)
| Objet | Index |
| Hydrolyse (mole%) | 87.0 ~ 89.0 |
| Viscosité (mPa.s) | 4.5 ~ 6.0 |
| Volatile(wt%) | ≤ 4.0 |
| Frêne (wt%) | ≤ 0.4 |
| Valeur du pH | 5 ~ 7 |
| Pureté (%) | ≥ 95.5 |
| Taille des particules | 120 mesh |
Applications:
Stockage :
Store in a ventilated, cool and dry place, and keep away from fire,power, prevent humid, and avoid sun exposure. Handle with care during transportation to prevent damage to the package.It is strictly forbidden to store it with volatile chemicals to prevent deterioration by adsorption.
Transport :
Pendant le transport, les voitures doivent être propres, il faut veiller à éviter l'humidité, la pluie et la protection solaire. Manipuler avec précaution pour éviter d'endommager l'emballage. Le stockage est très limité avec des agents temporaires pour éviter les dommages dus à l'adsorption.
* For more details and information, please consult our specialists.