Re: gloy for tricolor on yupo?

On Mar 30, 2006, at 4:09 PM, Ryuji Suzuki wrote:

> From: "Gordon J. Holtslander" <holtsg@duke.usask.ca>
> Subject: Re: gloy for tricolor on yupo?
> Date: Thu, 30 Mar 2006 17:17:21 -0600
>
>
>> Wonder if one could get a colloid just sticky enough to bind well
>> to yupo,
>> but develop quickly with a passive soak.
>>
>
> This is the variable you can change by selecting a suitable
> hydrolysate, and, to some extent, average molecular weight.
>
> The less hydrolysed, the more adhesion to yupo (as well as glass,
> cellulose, etc.) Less hydrolysed PVA is actually more sensitive to
> water, and they are actually more easily removed in water if not
> crosslinked.

Could you suggest a degree of hydrolysis and a molecular weight that
might satisfy Gord's criteria?
kt
Received on Fri Mar 31 00:17:48 2006