Patent 8008229 was granted and assigned to RICOH COMPANY,LTD. on August, 2011 by the United States Patent and Trademark Office.
To provide a thermosensitive recording material, which contains: a base; a thermosensitive coloring layer containing a leuco dye and a color developer; at least one protective layer containing a resin, a crosslinking agent, and wax, wherein the thermosensitive coloring layer is disposed on the base, and the protective layer is disposed on the thermosensitive coloring layer, and wherein the resin is reactive carbonyl group-containing polyvinyl alcohol, the crosslinking agent is a hydrazide compound, and the wax is oxidized polyethylene wax.