– Item Name: HumiSeal® 1B15
– Manufacturer: HumiSeal
– Technologies: Single-component acrylic conformal coating
– Color: Not specified
– Certifications: RoHS Directive 2002/95/EC
– Cure Type: 24 hrs at room temperature or 30 min at 76°C
– Package Size: Contact Techniq VN for details.
– Shelf Life: 18 months
HumiSeal® 1B15 is a single-component, fast-drying acrylic conformal coating designed for printed circuit assemblies. It is easily repairable and RoHS Directive 2002/95/EC compliant.
| Property | Value | Test Method |
|---|---|---|
| Density | 0.91 ± 0.02 g/cm³ | ASTM D1475 |
| Solids Content | 35 ± 3% | Fed-Std-141, Meth. 4044 |
| Viscosity | 470 ± 20 centipoise | Fed-Std-141, Meth. 4287 |
| VOC Content | 590 g/L | – |
| Drying Time to Handle | 10 minutes | Fed-Std-141, Meth. 4061 |
| Recommended Coating Thickness | 25 – 75 microns | – |
| Curing Time | 24 hrs @ RT or 30 min @ 76°C | – |
| Time to Reach Optimum Properties | 7 days | – |
| Thermal Shock Resistance | -65°C to 125°C | MIL-I-46058C |
| Coefficient of Thermal Expansion | 77 ppm/°C | – |
| Glass Transition Temperature (Tg) | 15°C | DSC |
| Modulus | 69.5 MPa | DMA |
| Dielectric Withstand Voltage | >1500 volts | MIL-I-46058C |
| Dielectric Constant (1MHz, 25°C) | 2.03 | ASTM D150-98 |
| Dissipation Factor (1MHz, 25°C) | 0.01 | ASTM D150-98 |
| Insulation Resistance | 3.5 × 10¹⁴ ohms (350TΩ) | MIL-I-46058C |
| Moisture Insulation Resistance | 4.0 × 10¹⁰ ohms (40GΩ) | MIL-I-46058C |
| Fungus Resistance | Passes | ASTM G21 |
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