There is one good way to find out -- run some samples and let us know the results!
If you have not yet done so, check out the "direct inkjet printing" group and links; that will give you some good starting ideas for technique.
--- In Homebrew_PCBs@yahoogroups.com, "serge.vereecke" <serge.vereecke@...> wrote:
>
> I have a an old BJC-5100 from Canon of which the normal paper-feed mechanism for the stock A3-paper is busted but there is a manual feed slot below it that accepts cardboard of a certain thickness (yet to be tested).
> But the question is do Canon inks resist the etching of PCB production?
> I would proceed only when I have certainty that the ink resists the process and the result is within amateur satisfaction.
>