Síganos
- Shijiazhuang, Hebei, China
- +86-13393315821
- joe@zhujiangchemical.cc
Síganos
Wanwei PVA-1799 is a high-viscosity polyvinyl alcohol (PVA) known for its excellent film-forming, adhesive, and chemical stability properties. With a degree of alcoholysis exceeding 99% and a viscosity typically ranging from 25-35 mPa·s (4% aqueous solution, 20°C), it is widely used in high-strength adhesives, textile sizing, paper coatings, and construction paints. PVA-1799 is easily soluble in hot water, forming films with high transparency and mechanical strength. It is also biodegradable and non-toxic, making it suitable for food packaging, pharmaceuticals, and personal care products.
Artículo | Datos |
---|---|
Viscosity mpa.s | 20.0-26.0 |
Average Degree of Polymerication | 1680-1850 |
Grado de alcoholisis (Mol/mol) | 98.0-100.0 |
Peso molecular | 73900-82700 |
Volatile % | 7.0 |
Sodium Acetate % | 2.8 |
Ash content % | 1.5 |
PH | 5-7 |
Este producto no debe almacenarse a la intemperie ni exponerse a temperaturas extremas ni a la humedad. Para garantizar un rendimiento óptimo, se recomienda utilizarlo según el principio de "primero en entrar, primero en salir" desde la recepción del envío.
PVA -1799 general package is 25kg/bag. Paper and plastic composite package.
PVA 1799 is a non-hazardous material, but the following safety precautions should still be observed during handling:
For more detailed safety operating guidelines, please refer to the Material Safety Data Sheet (MSDS) or contact the manufacturer for further information.
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