Polyvinyl Alcohol PVA 1788 – High Performance Water-Soluble Polymer for Industrial Applications
Polyvinyl Alcohol PVA 1788 is a high-performance water-soluble polymer widely used in textile sizing, construction materials, adhesives, and paper processing industries. As a partially hydrolyzed polyvinyl alcohol, PVA 1788 offers an optimal balance between viscosity, film-forming ability, and adhesion strength.
Compared with other grades, Polyvinyl Alcohol PVA 1788 delivers superior dispersion stability and excellent compatibility with cement-based systems, making it a preferred solution in modern construction formulations.
For broader product understanding, you can explore our full range of Polyvinyl Alcohol solutions here.
Key Functions:
Excellent Film-Forming Ability
Polyvinyl Alcohol PVA 1788 forms strong, flexible films with high tensile strength, making it ideal for textile yarn sizing and coating applications.
Superior Adhesion Performance
PVA 1788 improves bonding strength in mortar, adhesives, and paper coatings.
Stable Viscosity & Solubility
Fast dissolution in water with stable viscosity ensures consistent industrial processing performance.
Eco-Friendly & Biodegradable
Non-toxic and environmentally friendly, suitable for sustainable production requirements.
Specifcation:
| Item | Value |
|---|---|
| Appearance | White or off-white powder |
| Degree of Hydrolysis | 87.0 – 89.0 % |
| Viscosity (4% solution, 20°C) | 20-28 Pa·s |
| pH Value (4% solution) | 5.0 – 7.0 |
| Volatile Content | ≤ 0.7% |
| Ash Content | ≤ 0.5 % |
Application:
Textile Industry: Polyvinyl Alcohol PVA 1788 is widely used as a textile sizing agent due to its excellent film strength and abrasion resistance.
Construction Industry: PVA 1788 enhances bonding strength and crack resistance in cement-based materials. You can combine it with Redispersible Polymer Powder (RDP) for better flexibility and adhesion.
Adhesives & Coatings: Polyvinyl Alcohol PVA 1788 is widely used in glue formulations, paper coatings, and emulsion stabilizers.
Comparison with Other Grades
Compared with PVA 2488
PVA 1788 has:
- Lower viscosity
- Faster dissolution
- Better flexibility
While PVA 2488 is more suitable for high-strength applications.
FAQ:
Q1: What is Polyvinyl Alcohol PVA 1788 used for?
A: PVA 1788 is mainly used in textile sizing, construction additives, adhesives, and paper coatings.
Q2: What is the difference between PVA 1788 and PVA 2488?
A: PVA 1788 has lower viscosity and faster solubility, while PVA 2488 provides higher strength and durability.
Q3: Is PVA 1788 environmentally friendly?
A: Yes, it is non-toxic, biodegradable, and suitable for eco-friendly applications.
Q4: Can PVA 1788 be used in cement?
A: Yes, it improves adhesion, flexibility, and crack resistance in cement-based materials.
Q5: How to dissolve PVA 1788?
A: It should be dissolved in hot water (80–90°C) with continuous stirring for optimal performance.
Why Choose Us?
- Stable supply capacity
- Consistent product quality
- Competitive global pricing
Call To Action
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