LUMINESCENT LANTHANIDE COMPLEX, AND ARTICLES AND INKS CONTAINING THE LUMINESCENT COMPLEX
申请人:Sicpa Holding SA
公开号:US20140093664A1
公开(公告)日:2014-04-03
Luminescent lanthanide complex and inks containing the complex as well as its method of production and article including the complex, wherein the complex includes the formula:
wherein M is chosen from the alkali cations Li
+
, Na
+
, K
+
, Rb
+
and Cs
+
and mixtures thereof and is present to neutralize charge of the complex;
wherein Ln is chosen from the trivalent rare-earth cations of Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb and mixtures thereof;
wherein R is a C
5
to C
6
heteroaryl:
wherein Y is an optionally substituted C
3
-C
8
heterocycloalkyl moiety linked to R by an N atom;
wherein n is an integer of 3 or 5; and
wherein x is an integer of 0 or 1.
发光镧系络合物和含有该复合物的油墨,以及其制备方法和包括该复合物的物品,其中该复合物的化学式为:其中M选自碱金属阳离子Li+,Na+,K+,Rb+和Cs+及其混合物,并存在于中和该复合物的电荷;其中Ln选自Ce,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm和Yb的三价稀土阳离子及其混合物;其中R是C5到C6的杂环芳基:其中Y是通过N原子与R连接的可选择取代的C3-C8杂环烷基基团;其中n是3或5的整数;其中x是0或1的整数。