>Fergus Kyle <fkyle@bigwave.ca>
>writes
>> On the tenth I sent out a message with the above title, expecting a
>>torrent of complex formulae and a tidal wave of abuse. I am destroyed by
>>the profound silence...... and not a lot more educated for my trip to
>>the library, or the catch of the day in the internet.
>>
Reply:
>The glass transition temperature is the temperature at which a non-
>crystalline material softens. Far from being a precise measurement the
>softening occurs over a range of temperatures and a value for "The"
>glass transition temperature depends on the measurement method of which
>there are many. Your figure of 76 degrees indicates that contact with
>any source of heat should be avoided if distortion is to be avoided.
>Effective curing will raise the glass transition temperature, but it is
>not a property that is readily measured, particularly in shaped
>articles.
>
>Regards,
>Kenneth S. Whiteley
>
Gerry Holland
Intranet Solutions Inc.
gnh@ddsc.demon.co.uk
gerry.holland@intranetsol.com
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