The present invention provides a novel bis(phenoxymethyl)benzene derivative or bis(naphthoxymethyl)benzene derivative, which improves the stability of image on a heat sensitive recording paper composed of a leuco dye and a developer.
The present invention provides a novel bis(phenoxymethyl)benzene derivative or bis(naphthoxymethyl)benzene derivative, which improves the stability of image on a heat sensitive recording paper composed of a leuco dye and a developer.