... directly, being widely applied to EL glass panel, enamel panel, plastic panel , EL wire , DC and AC EL lighting instruments . its main glowing ... their transition color. As now main EL panel making tech apply screen printing and spray, EL phosphor we manufacture are divided into ... ) ZnS: Cu, Dye D417 B, S Dark Blue ZnS: Cu, Al D447 B, S Light Blue ZnS: Cu D502 B, S ...