RE: Screen printing Gum?
I was interested in trying it this way a few years ago but never got to try it.
Dave
> -----Original Message-----
> From: jwbrubaker@gmail.com [mailto:jwbrubaker@gmail.com] On
> Behalf Of Jack Brubaker
> Sent: Thursday, October 09, 2008 10:52 AM
> To: alt-photo-process-l@usask.ca
> Subject: Re: Screen printing Gum?
>
> Bob,
>
> I think Jacik is asking about using the screen to apply the
> gum emusion to the paper. It is true that the same emulsion
> can make a photo screen by squeegying it into the fabric.
>
> I tried using a screen to print the emulsion on the paper
> back in the the 60s and got too much on the paper so it
> flaked off when developed.
> That proves nothing about whether it could be perfected. I
> await others who may have tried this to give real answers.
>
> Jack
>
> On 10/9/08, bobwicks@aol.com <bobwicks@aol.com> wrote:
> >
> >
> >
> > Hi Jacek :
> >
> > Yes you can pour the emulsion on the screen. It should be thin
> > enough to Squeegee it thinly on the screen. If you make it
> too thin,
> > it will just run right on through the fabric. I have done this for
> > many years. I suggest that you use a synthetic fiber
> screen and then
> > if you find that you have over exposed the emulsion, you can use a
> > dilute solution of Clorox to dissolve or develop the filled
> in areas
> > and then rinse it with water quickly. I assume you are using a
> > Dichromate sensitizer. My first experiences were with Knox
> Gelatin
> > with Potassium Dichromate. The paint you use to make the
> screen prints must be oil base and not soluble in water.
> >
> > If you have any trouble with itr just let me know. It's a
> great way
> > to get started.
> > Bob
> >
> > Sent: Thu, 9 Oct 2008 5:09 am
> > Subject: Screen printing Gum?
> >
> >
> >
> > Hi all,
> >
> > I was wondering if anyone has tried making their
> pigment/dichromate
> > mix and then poured it on screen print and squeeged it? I
> wonder if it
> > would be a better way of a smooth and even coating? Though
> unsure if
> > the mix would be too thick or watery for it to be used in a
> screen print?
> >
> > I've never done screen prints before but I had just watched this
> > fellow who does screen prints Csaba Markus on youtube.
> > http://www.youtube.com/watch?v=P1Rq8C914sU&feature=related
> > He's got a few videos there and it seems pretty intresting
> what he's
> > doing..
> >
> > Cheers
> > Jacek
> >
> >
> >
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