Thermal transfer ribbon with frosting ink layer

摘要

A thermal transfer ribbon with a flexible substrate and, disposed above the substrate, a frosting ink layer. The frosting ink layer is present at a coating weight of from about 2 to about 15 grams per square meter and it contains from about 15 to about 94.5 weight percent of a solid, volatilizable carbonaceous binder, from about 5 to about 75 weight percent of a film-forming glass flux, and at least about 0.5 weight percent of opacifying agent.