Archived posting to the Leica Users Group, 2011/08/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]The pigment is in suspension while in your cartridges of course. Only after it is distributed in micro droplets on an appropriate medium can it be absorbed into the surface and the carrier dissipate. You can test its persistance once partly dried by just not using your printer enough. The residue remains perfectly preserved as an immovable mass in half of the printheads ;-) Cheers Geoff *Izzy for Prime Minister!* *Model superstar* ** On 17 August 2011 05:29, Mark Pope <mark at whitedogs.co.uk> wrote: > What I don't understand is why these inks have a 'best before' date. If > the pigments are designed to last for many decades, then this doesn't make > sense. But then, even table salt has a best before date these days :-| > > > > > Mark Pope, > Swindon, Wilts > UK