That question puzzled me, too. Originally I used a cigarette lighter
fluid (european Benzine) which always removed something 'dirty' afer
having used the dish washer soap (detergent). On a similar subject I
read somwhere, maybe even on this board, that a paper towel leaves
silicon dilms on board. Talking to a paper eengineer did not confirm
it though.
What is IPA?
Mike
--- In
Homebrew_PCBs@yahoogroups.com, Richard Mustakos
<rmustakos@a...> wrote:
> I have scrubbed the surface of boards , and washed them with
> detergents, but until I used IPA, I was never able to get the toner
to
> stick reliably. Does anyone know why the detergent doesn't clean
the
> oils off? Does it leave it's own coating?
> Richard