Re: Liquid Emulsion Questions
Polyurethane varnish also works pretty well with liquid emulsion. As John mentioned, I would recommend coating the entire board to completely seal it from the chemistry...that way the wood won't warp. Camden Hardy camden[at]hardyphotography[dot]net http://www.hardyphotography.net On Sun, September 24, 2006 10:20 am, John Cremati wrote: > I have coated wood with thick layers of a diazo emulsion in > the > past....... What I did was to apply numerous coats of a sandable sanding > sealer to the wood sealing it totally....... I only needed it done on the > front but from what I can see in your case, you would have to do the > entire > piece......... I imagine lacquer or shellac would work as well.... The > soak > time frame may be limited though depending what you use........... If you > do > not do this you will get sever warpage beginning almost immediately even > if > you just coat the surface...... > Is it possible that you just coat only the front surface using a > brush on method and then create a dam around the peice to devlelope , fix > and rinse..... > Also You could build a recirculating flood system by just drilling > small holes over a length of PVC, caping it at one end and then run a > tube > to a small pump and well in some sort of tray set up.......This would > minimize your chemicals and you could just tape of the back using visquine > or cut a piece of plastic plexi and tape that in place...... > You may also want to look into Sandy King' s method of coating paper for > Carbon Printing . > John Cremati > >
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