Re: Autoclaving gum and gelatin

From: Judy Seigel ^lt;jseigel@panix.com>
Date: 02/01/05-10:50:23 PM Z
Message-id: <Pine.NEB.4.61.0502012345190.26827@panix2.panix.com>

On Tue, 1 Feb 2005, Kare Bondeson wrote:

> Autoclaving is a process where overpressurized steam is used to bring
> solutions or objects to or even above 120 C. The solutions does not boil in

Gelatin raised above about 140 F is useless for sizing purposes if that's
what you have in mind -- it breaks down. Whether it would serve some other
purpose (glue, skin treatment, whatever) has not AFAIK been described.

Judy

> this enviroment but are degased, get very homogenous and bugs are killed (all
> nice things!). This procedure would make it possible to store ready made
> solutions of gum and gelatin without the need for adding toxic preservatives
> for a very long time. Does anyone use autoclaving for gum / gelatin? Is
> there a problem with hydrolysis or whatever?
>
Received on Tue Feb 1 22:50:31 2005

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