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Subject: Re: [Homebrew_PCBs] Re: direct inkjet

From: "Christopher Hart" <kc8ufv@...>
Date: 2007-11-08

Short term - definately not.
Long term - probably!
We want to minimize the supplies we need to buy.

> This seems like a lot of trouble and expense to avoid
> using TT paper or photo masking.
>
> Is it worth it?
>
> Bob Macklin
> Seattle, Wa.
>
> --- Kim Vellore <kimvellore@...> wrote:
>
>> The etch rate of a warm solution is way higher than
>> cold. regarding the
>> preserving of the ink not sure, if the ink is
>> dissolving or being etched by
>> the solution it will may not make a difference with
>> dilute solution because
>> the copper etch rate will also slow down and it has
>> to be in the solution
>> longer which will give it more time to react with
>> the ink. If the
>> temperature actually softens the ink and dissolves
>> it faster then it is a
>> different story....
>>
>> Kim
>>
>>
>> ----- Original Message -----
>> From: "Lee Studley" <indigo_red@...>
>> To: <Homebrew_PCBs@yahoogroups.com>
>> Sent: Sunday, November 04, 2007 8:14 AM
>> Subject: [Homebrew_PCBs] Re: direct inkjet, I can't
>> figure this out
>>
>>
>> >I was wondering if it's best to use cold ferric
>> solution, or warmed.
>> > I have one of those tanks that sprays the cold
>> ferric chloride. I
>> > would guess that the cold would work better in
>> preserving the ink.
>> >
>> > I bought a continuous ink system and plan to fill
>> all chambers with
>> > the misYellow.
>> >
>> > -Lee
>> >
>> >
>> >
>> >
>> >
>> >
>> > Be sure to visit the group home and check for new
>> Links, Files, and
>> > Photos:
>> > http://groups.yahoo.com/group/Homebrew_PCBs
>> > Yahoo! Groups Links
>> >
>> >
>> >
>>
>>
>>
>> Be sure to visit the group home and check for new
>> Links, Files, and Photos:
>> http://groups.yahoo.com/group/Homebrew_PCBs
>> Yahoo! Groups Links
>>
>>
>> mailto:Homebrew_PCBs-fullfeatured@yahoogroups.com
>>
>>
>>
>
>