This high-purity hydrocarbon blend—composed of 40% Isopentane and 60% Normal Pentane—is specifically formulated as a blowing agent for EPS and PU foam applications. It offers excellent volatility, controlled density, and minimal sulfur content, ensuring clean expansion and stable foam structure. The product is manufactured under strict quality protocols and verified by ASTM and gas chromatography methods.
Applications
- Expandable Polystyrene (EPS) foam production
- Polyurethane (PU) foam systems
- Insulation materials requiring low boiling point blowing agents
Advantages
- Consistent composition: 40% Isopentane / 60% Normalpentane ±2%
- Low total sulfur: ≤2.0 wt ppm
- Minimal non-volatile residue: ≤100 wt ppm
- Optimized density: 0.62 ± 0.01 g/cm³
- Verified by ASTM D-287, D-5453, D-1353, and D-1364 standards
- Excellent compatibility with EPS and PU formulations
Technical Specifications
| Property | Method | Unit | Specification |
|---|
| C4 & Lighter | Gas Chromatography | wt ppm | 40 ± 2 |
| C6 & Heavier | Gas Chromatography | wt ppm | ≤ 20 |
| Saturated Gas | Gas Chromatography | wt ppm | ≤ 100 |
| Unsaturated Gas | Gas Chromatography | wt ppm | Balance |
| Non-Volatile Matter | ASTM D-1353 | wt ppm | ≤ 100 |
| n-Pentane | Gas Chromatography | wt % | 60 ± 2 |
| Isopentane | Gas Chromatography | wt % | 40 ± 2 |
| Density (15.6°C) | ASTM D-287 | g/cm³ | 0.62 ± 0.01 |
| Total Sulfur | ASTM D-5453 | wt ppm | ≤ 2.0 |
| Odor | ASTM D-1364 | wt ppm | ≤ 100 |
| Chemical Formula | — | — | C5H10 |
Primary Keyphrase: Isopentane/Normalpentane Blowing Agent
Synonym Variants:
- Pentane Blend Blowing Agent
- Hydrocarbon Foam Expander
- EPS/PU Blowing Solution
- Volatile Organic Blowing Agent
- C5 Hydrocarbon Blend
- Foam Expansion Agent
- Pentane-Based Propellant
- Polyurethane Foam Expander
- Expandable Polystyrene Agent
- Low-Boiling Point Blowing Agent