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Subject: Re: [Homebrew_PCBs] Epson inkjet results

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2006-04-13

Which ink did you use? (brand etc.)

So this did work then, there are no faults in the PCB?

Do you have any means to make closeup photos?

I'm not sure what to think, or say, yesterday i would have said it is
impossible with the normal ink, but it seems you did it...
If this is really happening that would be great, but then, i'm probably
asleep and dreaming so.... ;-)



ST

On Thu, 13 Apr 2006 09:40:43 +0200, Volkan <vsahin@...> wrote:

> Hi Everybody,
>
> As a long silent member and toner transfer lover, now I have something
>
> to share. I have tried direct inkjet printing with my EPSON CX4200. It
>
> is amazing (at least for me) but it seems it is possible to print on
>
> copper without any special ink. Inks that I have used were refill
>
> inks which are not from EPSON (this is good point). May be similar
>
> results can be obtained from Epson DuraBrite inks.
>
> Let me summarize what I did,
>
> -I have used very thin PCB, 100um overall thickness (it is not
>
> possible to insert 1.6mm to the printer)
>
> -Using 'Scotch-Brite' and 'Ajax with Bleach' I cleaned the board.
>
> -Using Tarn-X I removed oxide once more.
>
> -I got printout on paper and then using scotch tape I fixed the PCB on
>
> paper and reprinted the file
>
> -I handled the PCB carefully to a flat surface since ink was still
>
> wet. After waiting 5 minutes I dried it completely by holding it
>
> around 1" (2.5cm) above the electrical stove and started to dry it
>
> from reverse side firstly.
>
> -I etched the board using Ferric Chloride solution.
>
> I copied the scanned image of etched pcb and photos under
>
> Photos/Volkan's folder
>
>
> Volkan