Product Description
The HumiSeal® 1A67 Urethane Conformal Coating is a single-component polyester urethane coating designed to protect printed circuit assemblies. This toluene-free formulation ensures low gas permeability, providing enhanced environmental protection. It offers excellent flexibility and long-term electrical reliability, making it an ideal choice for general PCB applications. Fully RoHS Directive 2002/95/EC compliant, it meets industry standards for safe and durable electronic protection.
Features of HumiSeal® 1A67 Urethane Conformal Coating
- Offering strong protection for printed circuit assemblies.
- Being toluene-free, ensuring safer application and reduced environmental impact.
- Providing low gas permeability for enhanced moisture and chemical resistance.
- Demonstrating excellent flexibility for reliable performance under stress.
- Maintaining long-term electrical properties for stable circuit performance.
- Complying with RoHS Directive 2002/95/EC for environmental safety.
Applications of HumiSeal® 1A67 Urethane Conformal Coating
- Printed Circuit Board (PCB) Protection: Ensuring long-lasting durability against environmental factors.
- General Electronics & Industrial Applications: Providing moisture and chemical resistance.
- Electrical Insulation & Coating: Maintaining stable electrical properties over time.
- Selective Coating Processes: Compatible with various PCB manufacturing techniques.
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: 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.About Prostech
| Property | Value |
|---|---|
| Density (per ASTM D1475, g/cm³) | 0.92 |
| Solids Content (% by weight, per Fed-Std-141, Meth. 4044) | 30% |
| Viscosity (CPS, per Fed-Std-141, Meth. 4287) | 750 ± 350 |
| VOC (grams/litre) | 644 |
| Drying Time to Handle (per Fed-Std-141, Meth. 4061) | 25 minutes |
| Recommended Coating Thickness (microns) | 25 – 75 |
| Recommended Curing Conditions | 20 hrs @ 80°C |
| Time Required to Reach Optimum Properties | 7 days |
| Recommended Thinner | HumiSeal® Thinner 600 |
| Recommended Stripper | HumiSeal® Stripper 1063 |
| Glass Transition Temperature (Tg – DSC) | 55°C |
| Shelf Life at Room Temperature (DOM) | 12 months |
| Dielectric Withstand Voltage (per MIL-I-46058C) | >1500 volts |
| Insulation Resistance (per MIL-I-46058C) | 6.93 × 10¹² ohms (6.93 TΩ) |
| Moisture Insulation Resistance (per MIL-I-46058C) | 6.9 × 10¹⁰ ohms (69 GΩ) |
