U of S | Mailing List Archive | alt-photo-process-l | Re: Miracle size for gum

Re: Miracle size for gum

Indeed but PVA is a very vauge description; there are many different
PVA's around. Different molecular weights, different degrees of
hyrdrolization... Only someone who has access to many types of PVA's
can try and see what actually works for our purposes.

Thanks and regards,

2009/10/10 Marek Matusz <marekmatusz@hotmail.com>:
> Loris,
> A note on the bottle says "post plasticezed neutral pH ply vinyl alcohol).
> perhaps one can mix a PVA solution from polyvinylalcohol that can be bought.
> I suspect that there are other additives in the Gamblin product, but they
> might not be all that relevant to the gum sizing.
> ...