Re: More glyoxal hardener in gel sizing observations

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From: Judy Seigel (jseigel@panix.com)
Date: 12/15/02-11:33:25 PM Z


On Fri, 13 Dec 2002, Clay wrote:
So what I learned was: 1) size paper with glyoxal hardener pretty
> close to its actual anticipated use and 2) there must be some effect
> that unrestricted air circulation above the face of print accelerates
> the yellowing process.
>

but whatever yellow occurs will disappear with a long soak in water
-- tho that finding is intriguing. In any event, I wouldn't return to
formaldehyde - including because it stains more than glyoxal (in my
tests).

J.


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