While it's probably not what you're looking for you could always use Chibitronics.
On Wed, Oct 15, 2014 at 4:09 PM, Brandon <[email protected]> wrote: > You can get plastic pre-coated with conductive materials, like Indium Tim > Oxide (ITO) https://en.wikipedia.org/wiki/Indium_tin_oxide > > Cheers, > > -Brandon > > Brandon Mathis > KD7INF > [email protected] > > On Wed, Oct 15, 2014 at 4:05 PM, Nathan McCorkle <[email protected]> wrote: > >> A friend got me thinking about how to draw traces on clear plastic >> (acrylic), or for that matter maybe glass. >> >> I was thinking something like applying photoresist, applying a >> mask/stencil that would leave the circuit traces uncoated in cured resist. >> Then somehow functionalize the plastic and then electroplate it, finally >> removing the photoresist layer mask. >> >> I bet carbon sputtering would work to activate, but I bet it would >> peel/rub off pretty easily, leading to flaky traces that would rip at the >> slightest mishap. >> >> I don't want to consider conductive paint unless it's cheap, in case my >> friend wants to make lots of these boards. I guess I don't actually know >> how far a bottle or pen of the conductive ink/paint costs. Also it should >> be repairable, and I have a feeling that the 'paint' in conductive paint >> wouldn't allow soldering. >> >> If someone points out some cheap-ish conductive goop, and says trying >> other methods will take too long, be too toxic or involved, etc... I wonder >> if my friend could consider ripping components and painted traces during >> repair, then simply re-paint when installing a new part. I think in that >> case, he might etch the traces from the plastic using the resist-mask, so >> there'd be a channel to fill goop into. >> >> Quickly googling acrylic electroplating turns up this, which seems like >> they're just functionalizing with a basic solution with metal ions (i.e. >> KOH or NaOH, K2CO3, Na2CO3) which are readily available. >> http://www.google.com/patents/US5268088 >> >> I don't see anyone on youtube though talking about electroplating plastic >> DIY. >> >> -- >> -Nathan >> >> _______________________________________________ >> dorkbotpdx-blabber mailing list >> [email protected] >> http://music.columbia.edu/mailman/listinfo/dorkbotpdx-blabber >> > > > _______________________________________________ > dorkbotpdx-blabber mailing list > [email protected] > http://music.columbia.edu/mailman/listinfo/dorkbotpdx-blabber >
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