• Item Name: Arathane® XW 949-1 Resin / Arathane® HY 5610 Hardener
• Manufacturer: Huntsman Advanced Materials
• Technologies: Halogen-free, unfilled polyurethane casting system for room temperature curing
• Color: XW 949-1 – blue liquid, HY 5610 – brown liquid
• Cure Type: Room temperature (24 h) or accelerated (6 h at 80°C)
• Package Size: Contact to Techniq VN for details.
• Shelf Life: Contact to Techniq VN for details.
Arathane® XW 949-1 with HY 5610 is a polyurethane, halogen-free, unfilled casting system designed for room temperature processing and curing. It provides flexibility and is particularly suitable for pressure-sensitive devices. The system offers excellent dielectric properties, strong resistance to thermal shock, and a low glass transition temperature, making it highly reliable for electronic encapsulation and protection applications.
Pressure-sensitive devices
Electronic modules
Proximity switches
Suitable for manual casting or automated mixing/dosing systems
| Property | XW 949-1 (Polyol, not mixed) | HY 5610 (Isocyanate, not mixed) | After Mixed & Cured |
|---|---|---|---|
| Appearance | Blue liquid | Brown liquid | Solid flexible polyurethane |
| Viscosity | 4000–7000 mPa·s (20°C) | 80–120 mPa·s (25°C) | ~1800 mPa·s (25°C) |
| Specific Gravity | 0.91 g/cm³ | 1.23 g/cm³ | — |
| Mix Ratio | — | — | 100:50 (by weight) |
| Gel Time | — | — | ~50 min (25°C) |
| Pot Life | — | — | ~17 min (25°C) |
| Minimum Cure Cycle | — | — | 24 h at RT or 6 h at 80°C |
| Glass Transition Temp | — | — | -62 °C |
| Mechanical Strength | — | — | Tensile: 4.3 MPa; Elongation: 37% |
| Electrical Properties | — | — | Dielectric Strength: 26.1 kV/mm; Volume Resistivity: 4.9×10¹⁵ Ω·cm |
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