PROCESS FOR PREPARING HIGH RESOLUTION EMISSIVE ARRAYS AND CORRESPONDING ARTICLES

摘要

A PROCESS IS DESCRIBED FOR FORMING AN EMISSIVE OR PHOSPHOR SCREEN. THE PROCESS COMPRISES THE STEPS OF: A) PROVIDING A THERMAL MASS DONOR ELEMENT COMPRISING A SUBSTRATE WITH A FRONT SIDE AND A BACK SIDE, WITH A COATING OF EMISSIVE MATERIAL OR PHOSPHOR ADHERED TO SAID FRONT SIDE OF SAID SUBSTRATE, B) PLACING SAID COATING OF EMISSIVE MATERIAL OR PHOSPHOR ADJACENT TO A SUPPORT LAYER, C) ADDRESSING SAID MASS DONOR ELEMENT WITH COHERENT RADIATION TO HEAT AT LEAST A PORTION OF SAID COATING OF EMISSIVE MATERIAL OR PHOSPHOR TO LOCALLY TRANSFER AT LEAST SOME OF SAID EMISSIVE MATERIAL OR PHOSPHOR TO SAID SUPPORT LAYER, D) REPEATING STEP C) A SUFFICIENT NUMBER OF TIMES TO PROVIDE A COATING OF TRANSFERRED EMISSIVE MATERIAL OR PHOSPHOR ON SAID SUPPORT LAYER IN AN AREA OF AT LEAST 1 SQUARE CENTIMETER.