It's being used today to make flat button-panels etc.
We are getting some made for our PIC-project :-)

The use of PFC and PTF technologies can be seen here:
http://www.polyflex.com/peripheral.htm
(Just an example I found rather fast...)
A much better example for possibilitys with the CLF technique is found here:
http://www.emernet.org/workshops/PCBWorkshop/brunel.pdf

Hope u find it good reading :-)

    KreAture

----- Original Message -----
From: "Brandon Fosdick" <bfoz@TERRANDEV.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Saturday, March 08, 2003 8:49 AM
Subject: Re: [EE]: Printer to PCB?


> Nigel Orr wrote:
> >
> > > If would be really nice if you could print conductive traces in
> > > different colors. Then the board would look like the layout on the
> > > screen.
> >
> > Even better, if you are printing the conducting layers on- you could
coat
> > the printed board with a layer of non-conducting lacquer/varnish and
print
> > another layer of 'track' over the top of that.
> >
> > As big a multilayer board as you wanted, and no vias needed, just gaps
in
> > the insulating layer where you want conducting layers to contact... it
> > would be murderous to debug though!
>
> I like the sound of that.
>
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