INK FOR LASER IMAGING
In a first aspect, the invention provides an ink formulation comprising: (a) a near infrared absorbing system comprising a tungsten bronze of the formula M 2 x W y O z , wherein M 2 is one or more elements selected from the group consisting of H, He, alkali metals, alkaline earth metals, rare-earth...
Gespeichert in:
1. Verfasser: | |
---|---|
Format: | Patent |
Sprache: | eng ; fre ; ger |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | In a first aspect, the invention provides an ink formulation comprising:
(a) a near infrared absorbing system comprising a tungsten bronze of the formula M 2 x W y O z , wherein M 2 is one or more elements selected from the group consisting of H, He, alkali metals, alkaline earth metals, rare-earth elements, Zr, Cr, Mn, Fe, Ru, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Cd, Al, Ga, In, Tl, Si, Ge, Sn, Pb, Sb, B, F, P, S, Se, Br, Te, Ti, Nb, V, Mo, Ta, Re, Hf, Os, Bi and I, or ammonium, wherein x, y and z satisfy the relationships 0.001¤x/y¤2 and 2.2¤z/y¤3, and the tungsten bronze has an absorptivity ratio of ±/² "a to ²" of |
---|