Patent ID: 8148299
Filing Date: 2012-04-03
Classification: B41M

Abstract:
1. A reversible thermosensitive recording material comprising: a support, a reversible thermosensitive recording layer, and a gas barrier layer, the reversible thermosensitive recording layer and gas barrier layer being laid over the support, wherein the reversible thermosensitive recording layer is formed of a reversible thermosensitive composition containing a mixture of an electron-accepting compound and an electron-donating color-forming compound whose color-developed state varies depending upon at least one of a heating temperature and a cooling rate after heating, the gas barrier layer contains an inorganic layered compound and a gas barrier resin which is at least one selected from the group consisting of polyvinyl alcohol polymers and ethylene-vinyl alcohol copolymers, and the inorganic layered compound is at least one selected from the group consisting of antigorite minerals, smectite minerals and vermiculite minerals.