U of S | Mailing List Archive | alt-photo-process-l | Re: Stock Paint:Gum Solutions?

Re: Stock Paint:Gum Solutions?



Thanks Katharine,

I will have to translate "a RMM around 25kd" -> currently it doesn't mean
anything to me :)

Regards,
Loris.


24 Ekim 2008, Cuma, 8:04 pm tarihinde, Katharine Thayer yazmış:
> I found the information from Mike Ware on PVA for Loris:
>
> "We found an 88% hydrolyzed PVA, with an RMM around 25 kd in 20% w/v
> solution to offer the best all-around results--comparable to 14
> Baume' gum."
>
> "If you make any public use of this information, please cite it as
> follows:  Stephen Beckett, M. Phil. Thesis, University of Derby (UK)
> November, 1993,  (A private communication from Mike Ware)."
>
> Katharine
>
>
>
>
> On Oct 24, 2008, at 7:39 AM, Katharine Thayer wrote:
>
>> One of Mike Ware's students figured out what the best PVA is to use
>> for dichromate colloid process.  I have the information in a file
>> somewhere and will look it up later day if I have time.
>>
>> Katharine