Ethylene silane is a kind of organosilicon compound containing ethynyl group (—C≡CH) and siloxy group (—Si—O—). As an important organosilicon compound, ethynyl silane has a wide range of applications in cross-linking reaction, polymerization reaction, surface modification, optical materials and high-performance coatings. Through its unique ethynyl group and siloxy group, ethynyl silane can significantly improve the mechanical properties, thermal stability, electrical properties and chemical resistance of materials, so it has important application value in many industrial fields.