U of S | Mailing List Archive | alt-photo-process-l | Re: RE: Satista question

Re: RE: Satista question

You need some pd or pt to get image but you can go down to 1 drop pt ot pd for a 8x10 print.
First washing after development is very treacky, be very carefull.

Philippe Ayral

----Message d'origine----
>Date: Mon, 19 Mar 2007 16:13:52 +0200
>De: Loris Medici <mail@loris.medici.name>
>Sujet: RE: Satista question
>A: alt-photo-process-l@usask.ca
>Thanks Marek. I'll have to use Pd then, since I have very little (>10ml)
>Pt solution. If 1 drop of Li2[PdCl4] per 25-30 drops of 20% AFO is
>enough for a print with good Dmax that's fine for me... (I don't care
>much about the color right now -> will tone the image with Gold/Thiourea
>What are the effects of playing with solution strenghts? For instance,
>can I use 40% AFO for faster printing times? Should I also change the 4%
>AgNO3 solution strength accordingly? Will using a stronger sensitizer
>give me better/stronger Dmax? How is Satista Dmax compared to POP (or
>DOP) Palladium prints? What can you say about the characteristic curve
>of the paper? I guess it will need digital negatives with less drastic
>curves adjustment -> due to lack of print-out...
>Thanks again,
>-----Original Message-----
>From: Marek Matusz [mailto:marekmatusz@hotmail.com] 
>Sent: Monday, March 19, 2007 3:44 PM
>To: alt-photo-process-l@usask.ca
>Subject: RE: Satista question
>I tried omitting platinum form the formula for satista prints and it did
>not work. No image was formed with exposure times similar to what I have
>worked for satista process. I do not have my notes handy at the moment,
>but I can check later of what noble metals I have tried. I vaguely
>remember tryig palladium and gold as a noble metal sensitizer for the
>process. Platinum works the best and that is what I mostly use. 
>I'll get back to you later on this.
>From: Loris Medici <mail@loris.medici.name>
>Reply-To: alt-photo-process-l@usask.ca
>To: alt-photo-process-l@usask.ca
>Subject: Satista question
>Date: Mon, 19 Mar 2007 14:32:44 +0200
>Hi all, I have a question for Satista printers (Marek M? Philippe A?
>I want to try Satista prints for sake of economy -> I have little Pt and
>Pd on hands (which I can't obtain in Istanbul - have to import; I real
>PIA with current customs regulations) but I can buy AgNO3 and K[AuCl4]
>locally - at very low cost... Question is: Do I strictly need any Pt or
>Pd salt for making Satista prints (I guess they fuction as catalysts
>rather than image-forming substances)? Can I make good Satista prints
>w/o using any noble metal salt, by just using Ammonium Iron(III) Oxalate
>as sensitizer and AgNO3 as developer?
>Thanks in advance,