Invention Grant
US08808439B2 Phthalocyanines and naphthalocyanines with near-IR absorptions for inkjet inks 有权
具有近红外吸收的喷墨油墨的酞菁和萘酞菁

Phthalocyanines and naphthalocyanines with near-IR absorptions for inkjet inks
Abstract:
A water-soluble phthalocyanine dye or naphthalocyanine dye with near-infrared absorption comprises at least one complexed unit. Each unit comprises a phthalocyanine or a naphthalocyanine moiety and a metal atom complexed thereto and having a valency of at least three, with two valencies complexed to the phthalocynanine ring or the naphthalocyanine ring, each unit joined to another through a fused ring, at least one valency attached to water-soluble axial ligands. The dyes to may be employed in inkjet inks in conjunction with colorants.
Information query
Patent Agency Ranking
0/0