Homebrew PCBs

On Wed, 24 Mar 2004 18:28:30 -0000, mikezcnc <eemikez@...> wrote:

> I read about it and it uses an inkjet paper in Laser printer (and
> then one places the paper ink-side down onto a clean copper board. At
> that time one uses toluene on a cotton ball and gently massages the
> toluene onto the paper which in turn transfers the toner to copper. I
> couldn't resist but try this method but since I didn't have toluene I
> tried the leftover acetone that just keeps oozing out of the can by
> itself.... The results were interesting. Within seconds I got a nice
> image trasferred, all of it and almost uniform. The quality of image
> was poor because I used a very fine SMD image, to challenge the
> method. It was fuzzy and unfocused and I wonder if that would be
> enough to resist the etching...
>
> Has anybody tried with toluene? Maybe toluene behaves differently but
> I personally doubt it. Thsi method was described somwhere in Europe
> and they claimed it was a great method. I wonder if they tried it on
> Power Supply board or RF... or never tried to etch it. From what I
> see it appears to be another urban legend.
>
> Mike
>


THAT is interesting...

toluene must be in those "transfer pens" i read about.
it was described that you place the paper as you said, and then "paint
with the marker on the back"

is't tolulene a bit unhealthy?

ST