Patent ID: 8236427
Filing Date: 2012-08-07
Classification: B05D,B32B,C23C,G02B,G02F,Y10T

Abstract:
1. A moisture-proof cellulose ester film comprising a cellulose ester film and deposited on at least one side thereof in the following order, one or more adhesion layers each having a carbon content in terms of atomic concentration from 1 to 40% and comprising an inorganic compound as a main component, one or more barrier layers each having a carbon content in terms of atomic concentration of 0.1% or lower, comprising silicon oxide as a main component, and having a film density from 2.16 to 2.60, and one or more protective layers each having a carbon content in terms of atomic concentration from 1 to 40% and comprising an inorganic compound as a main component, wherein one of the barrier layers on one side of the cellulose film has a thickness from 0.1 to 30 nm.