Re: Re: Mylar balloons

From: PETER WATT <peterwatt745_at_btinternet.com>
Date: Wed, 7 May 2014 08:23:11 +0100 (BST)

Phedon
Look at   http://composite.about.com/od/Plastics/a/Polyethylene-Terephthalate.htm.
Peter Watt


________________________________
From: Phedon Tsiknopoulos <phedon21t_at_yahoo.com>
To: "Indoor_Construction_at_yahoogroups.com" <Indoor_Construction_at_yahoogroups.com>
Sent: Wednesday, 7 May 2014, 3:31
Subject: Re: [Indoor_Construction] Re: Mylar balloons

 
Also PET can be vacuum formed very well
Whereas Mylar cannot!
Sent from my iPhone
On May 6, 2014, at 4:29 AM, <peterwatt745_at_btinternet.com> wrote:
 
>PET and mylar(melinex in the UK) are both synthesised from dimethyl terephthalate and ethylene glycol to yield polyethylene terephthalate which is not soluble in acetone or MEK.
>Are you sure you are not confusing the above with Polyester resin?
>Try dissolving a few fibres of a polyester jacket (PET) in either of the above solvents!
>Peter Watt
>PS I`ve a Ph.D in polymer chemistry
Received on Wed May 07 2014 - 00:23:13 CEST

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