Product Introduction
HumiSeal® UV40HV is a UV-curable acrylated polyurethane coating designed for dispensing and jetting applications. It offers chemical resistance, surface hardness, and moisture protection, curing tack-free under UV light with a secondary moisture cure. Fully RoHS compliant, it is ideal for high-performance applications.
HumiSeal® UV40HV Features
- Cures tack-free under UV light with secondary moisture cure
- Excellent chemical resistance for long-term durability
- High surface hardness while maintaining flexibility
- RoHS compliant and ideal for electronics applications
HumiSeal® UV40HV Applications
- PCB protection for sensitive electronics
- Used in dispensing and jetting applications
- Automotive, aerospace, and industrial electronics protection
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
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| Property | Value |
|---|---|
| Density (g/cm³) | 1.05 – 1.15 |
| Minimum Solids Content (%) | 95 |
| Viscosity (CPS, per Fed-Std-141, Meth. 4287) | 3,700 ± 1,300 |
| Recommended UV Cure | See curing section below |
| Shelf Life at Room Temperature (DOM) | 12 months |
| Recommended Stripper | HumiSeal® Stripper 1100 |
| Thermal Shock (50 cycles per MIL-I-46058C) | -65°C to 125°C |
| Glass Transition Temperature (Tg - DSC) | 45°C |
| Coefficient of Thermal Expansion (TMA) | 85 ppm/°C (Below Tg), 197 ppm/°C (Above Tg) |
| Dielectric Withstand Voltage (per MIL-I-46058C) | >1500 volts |
| Dielectric Constant (1MHz, 25°C, ASTM D150-98) | 2.5 |
| Dissipation Factor (1MHz, 25°C, ASTM D150-98) | 0.01 |
| Insulation Resistance (per MIL-I-46058C) | 8.0 × 10¹⁴ ohms (800TΩ) |
| Moisture Insulation Resistance (per MIL-I-46058C) | 4.7 × 10¹⁰ ohms (47GΩ) |
| Fungus Resistance (per ASTM G21) | Pass |
