Patent ID: 6379001
Filing Date: 2002-04-30
Classification: C09D,G09G

Abstract:
An image display apparatus for displaying an image on a recording medium using an ink, comprising:ink application means for applying an ink onto said recording medium in accordance with image data; and image erasing means for erasing the image by coming in contact with the image formed on said recording medium by said ink application means and then separating from said recording medium, wherein, when the solubility parameter (SP value) of the substance remaining on said recording medium after applying the ink is taken as SPp, the SP value of the substance constituting the surface of said recording medium is taken as SPm, and the SP value of the substance constituting the surface of said image erasing medium is taken as SPc, SPp, SPm and SPc satisfy the relationship: |SPpâˆ’SPm|>|SPpâˆ’SPc|.