Re: NEW PLASTIC

From: Muhammar (muhammar_at_hotmail.com)
Date: 07/07/04 

Date: 7 Jul 2004 10:51:34 -0700

Once you dissolve something into a complete dissolution, there is no
way in hell that you get it back into original shape by evaporation.
(Unless it is a crystal.) It is like putting fishtank into a blender
and then claiming that you can turn your soup back to fishes again.

"Physics mad" <rich_faringdon@hotmail.com> wrote in message news:<ccgevh$j55@odak26.prod.google.com>...
> I think I may have inadvertantly created a new plastic...
> The plastic is soluble in water and other polar solvents, but only
> between temperatures of 62-74 degrees celcius. it dissolves completely
> and does not discolour the water, but when the water evaporates the
> plastic (if allowed) springs back to its original moulded shape! The
> plastic itself is extremely rigid but is still quite flexible (almost
> as much as glass fibre) and a 2mm thick, 300mm long *** of it can
> support the weight of my little sister (around 45kgs) The plastic is
> thermo-setting but at time of production can be moulded into just about
> any shape!
>
> One experiment I performed was to mould a hollow cube around 100mm -
> 100mm - 100mm and inside I placed a small toy and shut the box. I then
> placed the box in a large container full of warm water and increased
> the temperature until the box disappeared and I removed the toy. I
> then boiled off the water and was left with my box! The only
> difference was that the vertices were smoothed rather than rough (I'm
> not very good at moulding yet) I have looked for this plastic on the
> net and asked my Chemistry Lecturer but I cant find any instances of
> it. Can anyone tell me whether it has already been created or have I
> stumbled apon something amazing???
> Rich.