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Subject: Re: Ink & hardware for Direct Inkjet printing WITH EPSON R220

From: "mikezcnc" <eemikez@...>
Date: 2006-12-18

My printer was clogged up with Mispro inks after few days of
sitting. The far right, now black, was completely clogged up and
having performed all kinds of cleaning tricks did not help. I
Soaking in mispro cleaner for few days did not help. Mispro cleaner
is useless. And please notice that my printer was brand new from
C88+ that printed perfectly with Epson inks. I then tested that
printer before conversion with mispro inks (cartridges in correect
slots) and the picture was ugly. I cannot imagine how can anybody be
satisfied with mispro colors!!!!!!!! Unless they do not care about
colors but they do care about water sensitivity. My intention is
not dispute Stefan's contribution, it was great, I jsut want to tell
you that that method is not what it seems to be. By the way: my
quality of print on copper is 100%, superb, after heating up it is
alos 100% but after etching some thin traces on a complex PCB were
here and there underetched. For me it is not a big thing, maybe 1%
maybe 2%. My problem is that that my brand new printer clogs up few
days later. Mike


--- In Homebrew_PCBs@yahoogroups.com, "Stefan Trethan"
<stefan_trethan@...> wrote:
>
> On Mon, 18 Dec 2006 09:55:08 +0100, Bora Dikmen <bora_dikmen@...>
> wrote:
>
> >
> > But before printing,
> > you should bath the PCB about 1-2 minutes in acid
> > (H-Cl + H2-O2) to become purple-brown in color. This
> > creates a soft surface and ink will be printed very
> > smoothly
> > as if it is printed onto a paper. Otherwise, ink is
> > populated on some areas, waved in color and not evenly
> > distributed on the PCB. This is the original
> > contribution of mine I think :-)
>
> That's a fantastic idea, microetching the surface....
>
>
>
> Dust is a problem for me too.
>
>
> > Even with MIS PRO ink, you should head clean your
> > printer (printer does it for you) if 2 days passed. It
> > clogs the printer head in 48 hours!
>
>
> Strangely at first the MISPRO was great, i left it in the printer
over
> several weeks with the cleaning pump totally disabled and it would
still
> print without fault after weeks of standing still. This went on
for a few
> months with no problems, but now suddenly it is not printing on
all
> nozzles, and resists cleaning so far.
>
> ST
>