Heat Stabilizer
CAS Number: 119-47-1
Calcium-zinc complex heat stabilizer for PVC processing that provides excellent initial color hold and long-term thermal stability without heavy metals. It prevents dehydrochlorination and discoloration of PVC during extrusion, calendering, and injection molding. Complies with EU REACH regulations and is suitable for flexible and rigid PVC applications.
Technical Specifications
| appearance | White to off-white powder or granules |
| zinc content | 2.0 – 4.0% |
| melting range | 100 – 140°C |
| loss on drying | ≤ 2.0% |
| calcium content | 6.0 – 9.0% |
Applications
- Rigid PVC profiles, pipes, and fittings
- Flexible PVC films, cables, and flooring
- PVC foam products and window profiles
- PVC compounds for automotive interiors
- PVC coatings and plastisols
Key Features
- Heavy-metal-free — REACH and RoHS compliant
- Excellent initial color hold and long-term stability
- Compatible with rigid and flexible PVC formulations
- Can be combined with epoxidized soybean oil (ESBO)
- Good transparency in clear PVC applications
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CAS Number
119-47-1
Category
Light / Heat StabilizersAvailability
In StockSample
Dispatched within 5 days