Elantas

Bectron® a brand within Elantas is a series of products to protect electronics against splashes, moisture, extreme temperatures, mechanical impact and from chemicals.
Circuit board varnishes, potting materials, and adhesives are critical components for the safety, reliability, and function of circuit boards, hybrids, sensors, and electronic devices. The products are used in electronics for vehicles, aviation, consumer products, marine, aviation and industrial electronics.
Bectrons® range includes;

Thin circuit board varnishes (Thin Film Coatings) based on alkyd, acrylic and silicone
Thick circuit board coatings (Thick Film Coatings) of polyurethane, epoxy and silicone
Melting Resins
Potting materials (Potting / Encapsulants) of polyurethane and silicone
Glue for electronics
Added to this are Gap Fillers and other thermally conductive materials in the product series above.