申请人:Krutak James J.
公开号:US20130075675A1
公开(公告)日:2013-03-28
A thermochromic leuco dye composition contains a leuco dye moiety including one or more tri-aryl substituted pyridines, a UVA developer moiety including at least one UVA developer selected from the group consisting of salicylic acid and derivatives thereof, and biphenyls and derivatives thereof, and a carrier selected from the group consisting of a fatty ester, fatty alcohol, fatty amide, and combinations thereof.
一种热致变色的白色染料组合物,包含一个白色染料基团,其中包括一个或多个三芳基取代的吡啶,一个紫外线A发展剂基团,其中至少包含从水杨酸及其衍生物和联苯及其衍生物中选择的一个紫外线A发展剂,以及一个选自脂肪酸酯,脂肪醇,脂肪酰胺和其组合物的载体基团。