[Blabber] Interesting Idea - PCB resist generation

Antonio diveblends at gmail.com
Thu Apr 14 14:47:10 UTC 2016


Wonder if it would work with a variation of the toner transfer (so avoiding
powder etc.)
1) print a completely black
2) stick it to the board (prob wet & dry method is fine)
3) use laser to melt the toner through the paper.

On Thu, Apr 14, 2016 at 10:38 AM, Robert Diamond <rmd6502 at gmail.com> wrote:

> I'm not the first to think of this:
> http://www.instructables.com/id/DIY-PCB-Toner-Deposition-Method/?ALLSTEPS
>
> On Thu, Apr 14, 2016 at 10:32 AM, Robert Diamond <rmd6502 at gmail.com>
> wrote:
>
>> I was listening to "Still Untitled - the Adam Savage Project" podcast,
>> and he mentioned an interesting technique that he called "boutique laser
>> printing".  Basically run a laser cutter in raster mode over a piece of
>> paper that's covered with toner and fuse the toner in your pattern.
>>
>> So imagine doing this on a PCB?  Bulk toner is cheap:
>> http://www.amazon.com/Compatible-MFC-7460DN-MFC-7860DW-DCP-7060D-DCP-7065DN/dp/B004WSO73W/ref=sr_1_2?ie=UTF8&qid=1460643847&sr=8-2&keywords=bulk+toner
>>
>> Caveats:  since toner is meant to respond to static electricity I don't
>> know how much will stay on the board.  Since it's a lightweight powder you
>> can't use the fan for ventilation, and I have no idea how toxic toner dust
>> (particularly burnt toner dust) is.  I also don't know how long it would
>> take to coat the laser cutter lens (and thus crack it).
>>
>> Still - could be fun, especially if the problems above could be worked
>> around somehow.
>>
>
>
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