Patent ID: 6623589
Filing Date: 2003-09-23
Classification: B41M

Abstract:
A color thermal transfer recording medium for forming a multi-color image by superimposing printing of a plurality of different color inks, comprising a substrate, and at least a first color transfer layer and a second color transfer layer provided on the substrate in a side-by-side relation,the first color transfer layer comprising at least a first release layer, a first color ink layer and a first adhesive layer stacked in this order from the substrate side, the first release layer comprising a wax material as a main component by weight, the first adhesive layer comprising a binder comprising a thermoplastic resin as a main component by weight and particles dispersed in the binder, the second color transfer layer comprising at least a second release layer, a second color ink layer and a second adhesive layer stacked in this order from the substrate side, the second release layer comprising a wax material as a main component by weight, the second adhesive layer comprising a binder comprising a thermoplastic resin as a main component by weight and particles dispersed in the binder, wherein the thickness d1 of the first release layer; the thickness d2 of the second color ink layer; the thickness d3 of the second adhesive layer; and the average particle size R of the particles contained in the second adhesive layer satisfy the following relation: (d1+d2+d3)Ã—2>R>d1+d3â€ƒâ€ƒ(I).