Re: gloy for tricolor on yupo?

From: Ryuji Suzuki <rs@silvergrain.org>
Subject: Re: gloy for tricolor on yupo?
Date: Sun, 02 Apr 2006 20:10:13 -0400 (EDT)

> Furthermore, the alcohol groups in PVA is primary alcohol and so they
> undergo usual alcohol reaction, such as oxidation. So alcohols can be
> oxidized to aldehyde or carboxylic acid. Commercial PVA is likely a
> copolymer with a small fraction of acrylic acids.

Oops... It should read:

Furthermore, the alcohol groups in PVA is _secondary_ alcohol and so
they undergo usual alcohol reaction, such as oxidation. So alcohols
can be oxidized to _ketone_. Commercial PVA is likely to have
residual acetates and a small fraction of ketones made by oxidation.
Received on Sun Apr 2 23:33:38 2006