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。