PVA20-88 (088-35)

POLYVINYL ALCOHOL 20-88 (088-35)1. Description of ProductAppearance: White Powder on Floor Solubility: Stable in almost all organic solvents. Not dissolved in animal and plant oils and gr

  • Brand: ShuangXin
  • Grade: 20-88 (088-35)
  • Package: Package:20kg

POLYVINYL ALCOHOL 20-88 (088-35)

1. Description of Product

Appearance:  White Powder on Floor            Solubility:  Stable in almost all organic solvents. Not dissolved in animal and plant oils and grease.

2. Application

Paper sizing agent

Warp sizing in textile


Raw material of polyvinyl alcohol panel and PVA thin film

Paint and Coatings

Medicinecosmetic and functional materials

Emulgator and dispersing agent.

3. Specifications

a.         Hydrolysis degree: 87.0%- 89.0%

b.        Purity: 93.5%

c.         Viscosity: 29.0 - 38.0mpa.s

d.        Volatile:≤5.0%

e.         PH5~7

f.         Ash:≤0.5%

4. StorageThe material is very stable with no risk of molding and deteriorating. Under dry condition. Indefinite when protected from moisture.

5. Dissolving Method: Pouring a certain amount of water into the dissolving tank, the water temperature should be below 30 , then start the blender and pour into PVA slowly, the filling speed with PVA should be keep into 10 kilograms per minutes advisable. Confirm the PVA powder has fully dispersed (about 10-20 minutes) then heat the solution, and it can be completely dissolved when heat to 90  about 1 hour.

6. Method of analysis: Viscosity is measured in 4% aqueous solution at 20. By a Brookfield type viscosimeter. PH is measured in 4% aqueous solution at 20℃ash expressed as Na2O.


Add:Shuangxin Street,Mengxi Hi-tech Industry Zone, Ordos City, Inner Mongolia, China.