of nitrocellulose grade dcx 3 5 supplied by noble enterprises 2 3 g casathane 920 plasticizing polyurethane supplied by thomas swan amp co ltd 1 g of dibutyl sebacate plasticizer supplied by eastman 1 1 g of vilosyn 339 alcohol soluble resin supplied by vil resins 1 7 g of crayvallac ws 4700 an isopropanol based polyethylene wax dispersion supplied by cray valley 54 6 g of ethanol and ethyl acetate solvents 3 1 mixture standard laboratory grade 30 g aom and 1 0 g ads1065a the formulation was milled using an eiger torrance bead mill 50 ml capacity for 15 minutes prior to drawing down on to 50 micron pet film ex hifi at a coat weight of 4 0 u00b1 1 0 gsm the fluence results were as follows for an optical density increase of 0 5 the ink was then applied to the u201c card u201d type substrates natural top liner and smurfit stone kraft liner 42 pound at a coat weight of 3 0 u00b1 0 5 gsm both coated substrates were then imaged using the 1066 nm fibre laser and in each case machine readable barcodes and human readable text was produced 37 g of uh 5000 an acrylic pu binder supplied by scott bader 24 g of glascol ls 2 a modified acrylic aqueous emulsion supplied by cibasc 1 g of dispelair cf 49 a defoamer supplied by blackburn chemicals 4 g of glaswax e1 a pe wax emulsion supplied by cibasc 2 5 g of tyzor la a lactic acid titanate adhesion promoter supplied by dupont 0 5 g of aerosil 200 a fumed silica anti.