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RE: Adhesive question

To: shop-talk@autox.team.net
Subject: RE: Adhesive question
From: "PHINNEY,HARRY K (HP-Corvallis,ex1)" <harry_phinney@hp.com>
Date: Wed, 18 Sep 2002 09:40:03 -0700
David Scheidt wrote:
> Once you mix the epoxy and the amine (the "hardener") together, in 
> the proper ratio, it will cure.  In vacuum, underwater, in any 
> solvent that doesn't attack it, below freezing, whatever. 
> (Temperature will change set time, but even at really low 
> temperatures, they'll cure, eventually.)

Depending on the epoxy, it might literally take years to cure at low
temperatures. There are epoxies which will keep for a long time (like weeks)
after mixing if the mixture is kept in a refrigerator <~40F. One example of
this is "prepreg" composites that are shipped and stored refrigerated.

Harry Phinney

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