IPA- carcinogenic. Please be careful with it.
Mike
--- In Homebrew_PCBs@yahoogroups.com, "Phil" <phil1960us@y...> wrote:
> That's my experience, too. I use emery cloth (600 grit) as well as
a
> good detergent scrub and IPA (isopropyl alcohol or India Pale Ale -
I
> like 'em both). I always assumed that the soap leaves a residue
that
> decreases the bonding. Also some soaps/detergents have lanolin in
> them and that is way bad for bonding toner.
>
> I believe the emery cloth creates more surface area for the toner
to
> bond to. My results improved significantly with that.
>
> --- 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