Patent ID: 6413705
Filing Date: 2002-07-02
Classification: B41M,G03C,Y10S

Abstract:
A heat-developable recording material comprising a support, at least one undercoat layer and at least one image-forming layer, in this order,wherein the undercoat layer comprises: polyester resins containing at least two kinds of water-soluble and water-dispersible polyester resins, each of which has a different glass transition temperature (Tg); and fine particles having an average particle diameter (k) of from 0.1 &mgr;m to 2.0 &mgr;m, and the undercoat layer has an average film thickness (d) of from 0.05 &mgr;m to 1.0 &mgr;m, and (k)/(d) is in the range from 2.0 to 10.0.