• Item Name: HumiSeal® 1A67
• Manufacturer: HumiSeal
• Technologies: Single-component polyester urethane conformal coating
• Color: Not specified
• Cure Type: 20 hours at 80°C, 7 days for optimum properties
• Package Size: Contact to Techniq VN for details.
• Shelf Life: 12 months
HumiSeal® 1A67 is a single-component polyester urethane conformal coating designed for the protection of printed circuit boards (PCBs). It is toluene-free, offers excellent flexibility, and provides long-term electrical insulation. The coating has low gas permeability and meets RoHS Directive 2002/95/EC compliance.
| Property | Value |
|---|---|
| Density (ASTM D1475) | 0.92 g/cm³ |
| Solids Content (Fed-Std-141, Meth. 4044) | 30% |
| Viscosity (Fed-Std-141, Meth. 4287) | 750 ± 350 cP |
| VOC | 644 g/L |
| Drying Time to Handle (Fed-Std-141, Meth. 4061) | 25 minutes |
| Recommended Coating Thickness | 25 – 75 microns |
| Curing Conditions | 20 hrs @ 80°C |
| Time to Reach Optimum Properties | 7 days |
| Glass Transition Temperature (Tg) – DSC | 55°C |
| Dielectric Withstand Voltage (MIL-I-46058C) | >1500V |
| Insulation Resistance (MIL-I-46058C) | 6.93 x 10¹² Ω (6.93TΩ) |
| Moisture Insulation Resistance (MIL-I-46058C) | 6.9 x 10¹⁰ Ω (69GΩ) |
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