Patent ID: 7270932

Claim:
An imaging composition comprising one or more sensitizers and one or more quinone compounds and one or more acylesters of triethanolamine in sufficient amounts to affect a color or shade change in the imaging composition upon application of energy at powers of 5 mW or less, one or more onium salts, and one or more color formers, the one or more color formers consist of non-deuterated color formers and are selected from aminotriarylmethanes, aminoxanthenes, aminothioxanthenes, amino-9,10-dihydroacridines, aminophenoxazines, aminophenothiazines, aminodihydrophenazines, antinodiphenylmethines, leuco indamines, aminohydrocinnamic acids, hydrazines, leuco indigoid dyes, amino-2,3-dihydroanthraquinones, tetrahalo-p,p′-biphenols, 2(p-hydroxyphenly)-4,5-diphenylimidazoles and phenethylanilines.