Ricoh Company, Ltd.

Pauline Bie

Daiki Iwata

Erkan Kocak

In one aspect, the present invention relates to a thermosensitive recording medium comprising at least: &#x2014;a support layer; &#x2014;a thermosensitive colouring layer over the support layer, the thermosensitive colouring layer containing a leuco dye; and &#x2014;a protective layer over the thermosensitive colouring layer; wherein the thermosensitive colouring layer comprises a developer having the general formula (I) below: wherein Rto Reach independently represent a hydrogen atom, a halogen atom, a C1-C6 alkyl group, a C1-C6 alkoxyl group, a C1-C6 fluoroalkyl group; characterized in that the protective layer comprises particles of wax with an average particle size of at least 0.05 &#x3bc;m and at most 2.0 &#x3bc;m. In further aspects, the present invention relates to a label for attachment to a product comprising the thermosensitive recording medium of the invention, and to a consumer product package to which a thermosensitive recording medium or a label of the invention has been attached. 

Growing community of inventors

Wettolsheim, France

Pauline Bie