21 Jun
2005
21 Jun
'05
5:55 p.m.
>>>> "Tony" == Tony Duell <ard
at p850ug1.demon.co.uk> writes:
> > How do you remove paint from plastic without
damaging the
> plastic > itself? Strikes me as being a bit different to getting
> paint off metal > or wood, where chemicals aren't going to damage
> the underlying > surface...
>
> Some of the new environmentally safe strippers are pretty safe for
> plastic.
Tony> That strikes me as being a pretty meaningless statement!. There
Tony> are dozens of different plastics, what is safe for one may not
Tony> be safe for another (as a trivial example, propanone (acetone)
Tony> attacks many common plastics, but AFAIK it doesn't attack
Tony> PTFE).
I don't think anything short of molten sodium or fluorine gas bothers
PTFE.
There are other surprises. Ethanol (plain old alcohol) is a rather
mild solvent that bothers very few things. But it wrecks plexiglas
(lucite).
paul