China Polyvinyl Alcohol 99% PVA 2488 Polyvinyl Alcohol Powder PVA 2488 (088-50) , 2688, 1788, Bp 26, Find details about China Polyvinyl Alcohol PVA, Polyvinyl Alcohol Powder PVA 2488 2688 1788 Bp26 from Polyvinyl Alcohol 99% PVA 2488 Polyvinyl Alcohol Powder PVA 2488 (088-50) , 2688, 1788, Bp 26
We supply pva 2488 of 20/80/120mesh.
Specification:
Item |
| PVA 2488 |
Hydrolysis%(mol/mol) |
| 87.0-89.0 |
Viscosity mpa.s |
| 44.0-55.0 |
Volatile(%) | ≤ | 5.0 |
Ash (%) | ≤ | 0.5 |
pH value |
| 5-7 |
Purity (%) | ≥ | 93.5 |
| mesh | 20-200 mesh |
Main Application:
Polyvinyl alcohol (PVA 2488) powder series of products is specializedin construction industry as an additive in all kinds of dry powder putty, dry mortar, tile adhesive, especially used for building putty and Mortar, improving the flexibility, water retention and increase viscosity of mortar and putty.It's adhesion very good and used to be widely with paper making, sizing material for textile, adhesive, film, and dry mortar field.
TESTED ITEM | Unit | PVA 2488 | PVA 1799 | ||
Range of Insp | Result | Range of Insp. | Result | ||
Appearence | -- | -- | White Flakes | -- | White Flakes |
Alcoholysis Degree | Mole(%) | 87.0-89.0 | 88.5 | 99.0-100.0 | 99.6 |
Viscosity | mPa.s | 45.0-55.0 | 50.1 | 20.0-30.0 | 28.1 |
Volatile | Wt(%) | ≤5.0 | 2.5 | ≤5.0 | 2.6 |
Ash | % | ≤0.5 | 0.28 | ≤0.5 | 0.27 |
PH VALUE | -- | 5.0-7.0 | 5.8 | 5.0-7.0 | 5.6 |
TESTED ITEM | Unit | PVA 0588 | PVA 2688 | ||
Range of Insp | Result | Range of Insp | Result | ||
Appearence | -- | -- | White Flakes | -- | White Flakes |
Alcoholysis Degree | Mole(%) | 87.0-89.0 | 88.6 | 87.0-89.0 | 88.1 |
Viscosity | mPa.s | 4.5-6.5 | 5 | 56.0-66.0 | 59.1 |
Volatile | Wt(%) | ≤5.0 | 2.6 | ≤5.0 | 3 |
Ash | % | ≤0.5 | 0.3 | ≤0.5 | 0.29 |
PH VALUE | -- | 5.0-7.0 | 5.9 | 5.0-7.0 | 5.9 |
TESTED ITEM | Unit | PVA 1788 | PVA 088-20 | ||
Range of Insp | Result | Range of Insp. | Result | ||
Appearence | -- | -- | White Flakes | -- | White Flakes |
Alcoholysis Degree | Mole(%) | 87.0-89.0 | 88.5 | 87.0-89.0 | 88.6 |
Viscosity | mPa.s | 20.0-28.0 | 24.1 | 20.0-26.0 | 23.1 |
Volatile | Wt(%) | ≤5.0 | 2.5 | ≤5.0 | 2.4 |
Ash | % | ≤0.5 | 0.28 | ≤0.5 | 0.26 |
PH VALUE | -- | 5.0-7.0 | 5.8 | 5.0-7.0 | 5.3 |