Aluminum Monostearate (CAS 7047-84-9): Technical Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Value |
|---|---|
| CAS Number | 7047-84-9 |
| Molecular Formula | C18H37AlO4 |
| Molecular Weight | 344.47 – 347.49 g/mol |
| Appearance | White to off-white powder |
| Melting Point | 155°C |
| Density | 1.020 g/cm³ |
| Solubility | Insoluble in water Soluble in petroleum ether, turpentine, alkaline solutions |
| Purity Grades | 14.5-16.5% (Industrial), ≥98% (Pharma) |
2. Key Applications
- Lubricants: Reduces friction in plastic processing
- Anti-Foaming Agents: Controls foam in industrial processes
- Thickeners: Enhances viscosity in mineral oils
- Corrosion Inhibitors: Protects metal surfaces in automotive components
- PVC Stabilizers: Prevents thermal degradation during extrusion
- Cosmetics: Viscosity control in creams/lotions (0.5-2% concentration)
- Cement Additives: Waterproofing agent in construction materials
3. Functional Properties
| Property | Performance Metric |
|---|---|
| Thermal Stability | Stable up to 180°C |
| pH Range | 5.0-9.5 (optimal performance) |
| Shear Stability | Maintains viscosity at 10,000 rpm |
| Compatibility | Works with most non-polar solvents |
4. Industry Use Cases
Plastics Manufacturing
Reduces die swell by 18-22% in PVC extrusion at 0.3-0.7% loading
Metalworking Fluids
Extends tool life by 30% in CNC machining through improved lubricity
Pharmaceuticals
Enhances tablet compression efficiency in API formulations
5. Client Success Stories
Automotive Parts Manufacturer (Guangdong, China)
- Challenge: Rust formation during marine transport
- Solution: 1.2% additive in protective coatings
- Result: 98% corrosion reduction after 90-day salt spray test
Cosmetics Producer (Seoul, South Korea)
- Challenge: Separation in SPF 50+ sunscreen
- Solution: 0.8% aluminum monostearate stabilization
- Result: 12-month shelf stability achieved
Construction Material Supplier (Dubai, UAE)
- Challenge: Water penetration in concrete
- Solution: 0.5% additive in cement mix
- Result: 85% water absorption reduction
6. Technical Inquiry
For bulk pricing (25kg+), formulation support, or SDS requests:
Email: info@vivalr.com
Tel: (86) 15866781826



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