Product Introduction: HumiSeal® 1B15
HumiSeal® 1B15 is a single-component, fast-drying acrylic conformal coating designed for printed circuit assemblies. It provides excellent protection against moisture and environmental factors, making it suitable for a wide range of applications. HumiSeal® 1B15 complies with RoHS Directive 2015/863/EU, meeting global environmental standards.
HumiSeal® 1B15 Features:
- Acrylic chemistry
- Fast drying
- Single-component
- Can be used with various thinner types
- Excellent moisture and environmental protection
- High flexibility for diverse applications
- Easy reworkability
- Compliant with IPC-CC-830 and RoHS Directive 2015/863/EU
HumiSeal® 1B15 Applications:
- Applied to cleaned substrates or low-residue “no clean” materials
- Perform testing to ensure compatibility with assembly materials and conditions
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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| Product Specification | |
| Density, per ASTM D1475 | 0.91 ± 0.02 g/cm³ |
| Solids Content, % by weight per Fed-Std-141, Meth. 4044 | 35 ± 3 % |
| Viscosity, per Fed-Std-141, Meth. 4287 | 470 ± 20 centipoise |
| VOC | 590 grams/litre |
| Drying Time to Handle per Fed-Std-141, Meth. 4061 | 10 minutes |
| Recommended Coating Thickness | 25 – 75 microns |
| Recommended Curing Conditions | 24 hrs @ RT or 30 min @ 76°C |
| Time Required to Reach Optimum Properties | 7 days |
| Recommended Thinner (dipping & brushing) | HumiSeal Thinner 503 |
| Recommended Thinner (spraying) | HumiSeal Thinner 521 |
| Recommended Stripper | HumiSeal Stripper 1080 |
| Shelf Life at Room Temperature, DOM | 18 months |
| Thermal Shock, 50 cycles per MIL-I-46058C | -65°C to 125°C |
| Coefficient of Thermal Expansion – TMA | 77 ppm/°C |
| Glass Transition Temperature – DSC | 15°C |
| Modulus – DMA | 69.5 MPa |
| Dielectric Withstand Voltage, volts per MIL-I-46058C | >1500 |
| Dielectric Constant, at 1MHz and 25°C per ASTM D150-98 | 2.03 |
| Dissipation Factor, at 1MHz and 25°C per ASTM D150-98 | 0.01 |
| Insulation Resistance, per MIL-I-46058C | 3.5 x 1014 ohms (350TΩ) |
| Moisture Insulation Resistance, per MIL-I-46058C | 4.0 x 1010 ohms (40GΩ) |
| Fungus Resistance, per ASTM G21 | Passes |
