Re: material that sheds water like RAIN-X?
- From: "Zigoteau" <zigoteau@xxxxxxxxx>
- Date: 14 Jul 2005 12:28:03 -0700
Hi, Michael,
> > > PTFE is a thermoplastic as well.
> >
> > Chapter and verse, please.
>
> Look for the molecular structure!
>
> > Blocks of PTFE are formed by sintering the powder at
> > temperatures close to the decomposition temperature.
>
> The above sentence shows that FTFE is a thermoplastic. Duroplastics
> cannot be sintered.
Well, Wikipedia backs you up. I had thought that a thermoplastic had to
melt outright. They have gone and changed the definition while my back
was turned. Well, FEP does melt before it decomposes, and thin films of
it have better optical and mechanical properties than PTFE as a result.
Cheers,
Zigoteau.
.
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