Melamine foam is a new type of high opening role rate 3-D grid structure foam. As a kind of low density, flame retarding, sound-absorbing material, it shows excellent sound absorption, flame retarding, thermal insulation, damp and hot stability, healthy, safety and good comprehensive properties . It has been widely used in the civil, building, transportation, aviation, military, daily electronic information and other fields, especially suitable for flame retarding, noise reduction and cleaner(It is used as the component of Magic Eraser and similar cleaning products).The melamine foam is a new environmental material which has great prospects in the 21 century.