HumiSeal® 1B12 conformal coating is an acrylic-based, single-component solution designed for fast drying. It offers excellent protection for printed circuit board (PCB) assemblies by safeguarding them from moisture and environmental factors.
Optimize your PCB protection with HumiSeal® 1B12 conformal coating—a trusted solution for environmental and moisture defense.
Key Features of HumiSeal® 1B12
- Acrylic Chemistry: Provides a robust and durable coating solution.
- Fast Drying: Reduces downtime and improves production efficiency.
- Single Component: Easy to apply without complex mixing processes.
- Superior Moisture Protection: Ensures long-lasting protection for your PCB assemblies in harsh environments.
- Flexibility: Allows for easy rework, making repairs more convenient.
- RoHS Compliant: Meets the RoHS directive 2015/863/EU, ensuring environmental and safety standards.
Application of HumiSeal® 1B12 Conformal Coating
HumiSeal® 1B12 can be applied to substrates that have been thoroughly cleaned or assembled with low-residue “no clean” materials. It’s essential to perform compatibility testing to ensure the best results with your specific assembly materials and process conditions. For additional information, contact a HumiSeal representative for expert guidance.
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
Properties of HumiSeal® 1B12
| Density, per ASTM D1475 | 0.89 ± 0.02 g/cm3 |
| Solids Content, % by weight per Fed-Std-141, Meth. 4044 | 21.5 ± 1.5 % |
| Viscosity, per Fed-Std-141, Meth. 4287 | 30 ± 5 centipoise |
| VOC | 714 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 | 56 ppm/°C |
| Glass Transition Temperature – DSC | 32°C |
| Modulus – DMA | 67.4 MPa |
| Dielectric Withstand Voltage, volts per MIL-I-46058C | >1500 |
| Dielectric Constant, at 1MHz and 25°C per ASTM D150-98 | 2.8 |
| Dissipation Factor, at 1MHz and 25°C per ASTM D150-98 | 0.01 |
| Insulation Resistance, per MIL-I-46058C | 2.5 x 1014 ohms (250TΩ) |
| Moisture Insulation Resistance, per MIL-I-46058C | 3.0 x 1010 ohms (30GΩ) |
| Fungus Resistance, per ASTM G21 | Passes |
