Polyvinyl Alcohol
Polyvinyl alcohol (PVA/PVOH) is a water-soluble synthetic polymer used for binders, films, fibers, adhesives and emulsion stabilization. Grades are selected by viscosity and hydrolysis level.
Also known as: PVA, PVOH, PVAL, Poly(ethenol)
Crown Step supplies Polyvinyl Alcohol from qualified manufacturers in China for wholesale and export orders. Batch-specific COA, SDS and available regulatory documentation can be provided with the quotation.
Product Information
- International name: Polyvinyl Alcohol
- Chemical formula: [-CH2-CH(OH)-]n
- CAS number: 9002-89-5
- Appearance: White to pale-yellow powder, granules or flakes
- Packaging: 25 kg bags
- Storage: Store sealed in a cool, dry and well-ventilated area; typical shelf life 12 months
Typical Applications
- Paper and textile sizing
- Adhesives and binders
- Water-soluble films and fibers
- Emulsion and suspension polymerization
- Cement and construction additives
Typical Specification
| Parameter | Typical value |
| Density | 1.19-1.31 g/cm3 |
| pH, 4% solution | 5-7 |
| Polymer content | 95.3% typical |
| Hydrolysis degree | 98.6% typical |
| Thermal decomposition | 160-200 °C |
The values above are typical commercial specifications and must be confirmed against the current manufacturer’s COA before purchase.
For price, minimum order quantity, lead time and shipping terms for Polyvinyl Alcohol, send us your inquiry through the form below.