[Alt-photo] Re: Brushing gelatin on paper
dlhbloomfield at gmail.com
Sun Dec 15 19:26:35 UTC 2013
I'm with Loris here. And before I found these amazing papers that required no sizing, I had moved on from gelatin to one very thin coating of PVA, which also worked far better (than gelatin) for me.
On Dec 15, 2013, at 2:23 PM, Loris Medici wrote:
> Ok, Luciano. 3% is fine then. OTOH, why two coats of sizing and why a
> separate hardening bath?
> When I was sizing with gelatin (I don't anymore, I use PVA now) I was doing
> as have described here:
> Different gelatin will have different coloration. I think the yellowing is
> not because you haven't used enough gelatin, it's because you've used too
> Anyway, Diana's suggestion is sound: if you can find papers that works w/o
> sizing opt for them, since sizing is an annoying task.
> 2013/12/15 Luciano Teghillo <luciano at lucianoteghillo.com>
>> Hi Loris,
>> Sorry, I meant 3%. I used 12g of gelatin in 400ml of distilled water.
>> -----Original Message-----
>> From: alt-photo-process-list-bounces at lists.altphotolist.org
>> [mailto:alt-photo-process-list-bounces at lists.altphotolist.org] On Behalf
>> Loris Medici
>> Sent: Sunday, December 15, 2013 6:44 PM
>> To: alt-photo-process-list at lists.altphotolist.org
>> Subject: [Alt-photo] Re: Brushing gelatin on paper
>> Hi Luciano, the usual size is 3%. I think you've used a too strong
>>> On 15 Ara 2013, at 19:33, Luciano Teghillo <luciano at lucianoteghillo.com>
>>> Hi All,
>>> I have been looming in the back an enjoyed the wealth of information
>>> all of you share. Of course I have not shared nothing because...well,
>>> I am just getting my feet (actually my paper) wet, as you will see.
>>> I have a question on brushing gelatin on paper. I have prepared the
>>> usual mix of 30% gelatin and kept it at about 45-50 C and brushed it
>>> with a foam brush on the print side of my Fabriano Rosaspina paper.
>>> I brushed on two coats, after letting the first one dry for a day.
>>> This morning I was getting ready to harden the paper in formalin but I
>>> had the bad idea of comparing my sheets of paper with a couple of
>>> scraps of papers I have from two previous workshops.
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