Homebrew PCBs

On Dec 31, 2006, at 1:12 AM, daviddmcnab wrote:

> Can anyone suggest any chemicals which can dissolve paper fragments
> from a toner-transferred board without damaging the toner deposits or
> eating into the exposed copper?


Have you tried DMSO?   Of course, I haven't, so I wouldn't know if it  
would loosen the toner.

I thought of it because it's a solvent that's a waste product in  
paper manufacture.


Other than DMSO I'd think you might try an enzymatic cleaner to break  
up the paper fibers.


William

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