[alt-photo] Re: Sizing

[Trevor Cunningham]

Peter, did I miss your post where you list your top non-staining 
pigments with FA?

On 12/12/11 11:52 PM, Peter Blackburn wrote:
> Hello Don:
>
> The first two paragraphs reproduced here is "spot on" in my opinion:
>
> "The staining attributes of pigments are probably the most difficult to determine "objectively." The manufacturer of the pigment powder, the milling of the pigment, the vehicle formulation used by the paint manufacturer can all affect the staining power of a paint.
>
> Worse, staining usually means the staining effects on watercolor paper, but variations in paper furnish, finish, weight and sizing also affect significantly how deeply a paint penetrates the paper and how difficult it is to remove through sponging or scraping."
>
> Now, as for the list he provides, of the pigments I use for my tricolor work (my "A-List" as I refer to it) none of them are on his list. The caveat is that I am working with a specific paper—Artistico. I have had success, however, with the yellows and blues he mentions, but those are not on my A list. Others might find them very useful.
>
> I hope that helps, Don!
>
> Peter J. Blackburn
>
>
>> From: don at sweetlegal.co.nz
>> To: alt-photo-process-list at lists.altphotolist.org
>> Date: Tue, 13 Dec 2011 08:49:48 +1300
>> Subject: [alt-photo] Re: Sizing
>>
>> And Peter
>>
>> Is the list given here accurate in your experience?
>>
>> http://www.handprint.com/HP/WCL/palette2.html#nonstaining
>>
>> Don Sweet
>>
>> ----- Original Message -----
>> From: "Mark Nelson"<ender100 at aol.com>
>> To: "The alternative photographic processes mailing list"
>> <alt-photo-process-list at lists.altphotolist.org>
>> Sent: Tuesday, December 13, 2011 4:33 AM
>> Subject: [alt-photo] Re: Sizing
>>
>>
>>> Peter,
>>>
>>> With your test for staining, did you ever discover what might be in the
>> watercolors that caused the staining?
>>> Mark Nelson
>>> www.PrecisionDigitalNegatives.com
>>> PDNPRint Forum @ Yahoo Groups
>>> www.MarkINelsonPhoto.com
>>>
>>> sent from my iPhonetypeDeviceThingy
>>>
>>> On Dec 12, 2011, at 7:32 AM, Peter Blackburn<blackburnap at hotmail.com>
>> wrote:
>>>> Hi Mary:
>>>>
>>>> Your work is lovely, especially the skin tones—don't stop what you're
>> doing. As I said most artists working in gum size their papers.
>>>> Christina, yes, I apply an AKD topcoat when using other papers or in
>> cases when I happen to do a lot of layers on Artistico as a boost. Most of
>> the time I try to stay within 3-4 layers on Artistico so I won't need the
>> boost.
>>>> Yes, all of you who traditional size reap the glorious benefit of having
>> a HUGE assortment of pigments available which will not stain. There is much
>> to be said for that kind of freedom. The trade off is that sizing
>> (especially those who use formalin and the other stuff) then becomes another
>> step, another expense, another point to QC, more chemicals to handle, safety
>> issues to consider (fume hoods) etc. Just speaking for myself, that is too
>> much pain for not enough gain. When Fab UNO came out (today known as
>> Artistico), it afforded the opportunity to gum print in many colors without
>> the need to size. I suppose it was my sheer hatred of sizing that instilled
>> the motivation to discover ways to make Artistico work without it.
>>>> I've shared this story elsewhere on the web, but I asked a local
>> organization of artists, many working in watercolor, to test their pigments.
>> They were more than happy to help (especially since I offered a small
>> donation to their group). After testing almost 100 pigments in one shot, I
>> found several (17 to be exact) nonstaining yellows, reds, blues, and a
>> black, more than enough to do serious tricolor work. I have never looked
>> back. And after further testing over the years, I have more pigments than I
>> know what to do with. To me, printing without sizing is also a form of
>> freedom.
>>>> Yes, Christina, to each their own, I agree. It's nice, though, to have
>> both viewpoints expressed here for the sake of providing beginners and
>> others some options. When beginners are always and only told that sizing is
>> a requirement, I cringe. That is old (pre AKD) information.
>>>> Peter J. Blackburn
>>>>
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