... (Polyacetal), CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, ... (Polyacetal) CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane. Copolyformaldehyde (POM) is an excellent ... engineering plastics, in foreign countries have "wins Steel", "super steel" is called. pom has been widely used in electronic ...