Bob,
Sorry for the late response to this posting.  If you haven't already reworked the boards might I suggest
laser removal.  This will work for certain applications and we have had success multiple times.  If
interested please cantact me via TechNet or at (603) 882-9944.

Regards
Jim  Keating

"Furrow, Robert Gordon (Bob)" wrote:

> Hi TechNet,
>
> I have been asked what chemical(s) would be required to remove cured
> nomenclature ink (also known as silkscreen) from a bare board without
> damaging the board itself. I am assuming it is an epoxy ink, but I do not
> know the exact formulation. Any input is appreciated. I should know the
> exact formulation of the applied nomenclature ink tomorrow, but thought that
> maybe there is a generic answer.
>
> Thanks,
> Robert Furrow
> Printed Wiring Board Engineer
> Supply Chain Networks
> Lucent Technologies
> 978-960-3224    [log in to unmask]
>
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