Homebrew PCBs

alienrelics wrote:

> 
> At least some of them just use HP45 cartridge/head combos.
> I have my doubts as to using solder mask as-is in an inkjet cartridge
> of any kind.

And i don't argue with that. Inkjet soldermask technology seem more
related to fluid uv ink. I think even those require pumps, filters ,
heaters and agitators. The only thing i ever found acceptably simple was
http://www.freepatentsonline.com/7429102.html
Something similar to common epoxy with a solvent. Viscosity under 5cp.
In a common type of printer. Still no easy knowledge or anything i would
try. Or at least i don't find myself smart enough for it. Maybe one day
will be a easy source for an usable ink. That or my twenty-something
youth believe in change.

Sim�o