Patents Assigned to AGVA-Gevaert
  • Phosphor panel with a protective layer
    Patent number: 6822243
    Abstract: A phosphor panel with a protective coating divided in at least two layers: a layer A, being closest to said phosphor layer and a layer B farther away from said phosphor layer wherein the layer A has a lower water vapor permeability coefficient than the layer B. Layer A has a water vapor permeability coefficient, P, so that 0 ≤ P ≤ 1 × 10 - 11 ⁢ cm 3 ⁡ ( STP ) · cm cm 2 · s · P ⁢   ⁢ a .
    Type: Grant
    Filed: April 1, 2002
    Date of Patent: November 23, 2004
    Assignee: AGVA-Gevaert
    Inventors: Rudi Van den Bergh, Paul Leblans, Ludo Joly, Luc Struye