The butter of zinc(ZnO) is so called zinc white, is a kind of oxide of zine.Is difficult Be dissolved to water, can be dissolved to the acis and the strong alkali.The butter of zinc is being a kind of in common use chemistry additive, broadly being applied to plastics, the Huo acis salt product, neoprene, lubricating oil, varnishing coating, ointment and gluing the creation of matching the agent, the provisions, battery and block Ran agent etc. product.The energy band gap of butter of zinc with arousing sub- tie can more big, clarity higher -, have the excellent normal temperature the luminescence performance, all have an application in the liquid crystal display, thin-film products, such as transistor and light-emitted diode...etc. of semiconductor realm.In addition, the butter of zinc of micro grain is a kind of Na rice material to also begin producing result in the related realm.