[geeks] Apple ][e tips solicited

Lionel Peterson lionel4287 at gmail.com
Thu Apr 29 12:49:58 CDT 2010


On Apr 29, 2010, at 12:37 PM, <nate at portents.com> wrote:

> If you want to restore old plastic that has become brown/yellow over  
> time,
> you're going to need to chemically add oxygen links to the  
> polybrominated
> phenyl ethers (bromine compounds, the flame retardant), then use UV  
> light
> with peroxide to make the oxygen bond unstable and have some free  
> hydrogen
> available to bind with the bromine, replacing it with hydrogen, re- 
> capping
> the polymer chain.

More interested getting some gunk off the case, not trying to restore  
it, just clean it - but thanks for the info...

Lionel



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