Ink compositions for the ink jet printing process containing one or more azo dyes of the groups of yellow, magenta and cyan dyes of formulae (1) to (3) are disclosed, which are of use in the production of non-fading coloured and black-and-white images.
‘Lock and key’ control of optical properties in a push–pull system
作者:Brian J. Jordan、Michael A. Pollier、Yuval Ofir、Steven Joubanian、Jonathan G. Mehtala、Carsten Sinkel、Stuart T. Caldwell、Andrew Kennedy、Gouher Rabani、Graeme Cooke、Vincent M. Rotello
DOI:10.1039/b718015b
日期:——
We report the modulation of the absorbance of a flavin pushâpull derivative through specific recognition by a complementary diamidopyridine (DAP), shifting the flavin intramolecular charge transfer band by â¼30 nm.