substrate including the pixel electrodes; the surface of the insulating film is planarized by use of a polishing material including an etchant...http://www.google.es/patents/US5767827?utm_source=gb-gplus-sharePatente US5767827 - Reflective type active matrix display panel and method of manufacturing same B???squeda avanzada de patentes N???mero de publicaci???nUS5767827 ATipo de publicaci???nConc