Posted by ace on October 24, 2003, at 0:18:56
In reply to Re: study help with chemistry! ?ace, posted by Larry Hoover on October 23, 2003, at 22:43:01
> > Any chem scholars out there!?
> >
> > Can anyone recommend me a good site on polymerization- I have searched the net heaps but am yet to find one!
>
> http://mrcemis.ms.nwu.edu/polymer/
>
> > Condensation polymers are what I'm focusing on most...
>
> Here's a condensation polymerization page:
>
> http://mrcemis.ms.nwu.edu/polymer/4-condensation.html
>
> By definition, a condensation reaction produces water as a secondary product, so the reactive sites must donate either -OH or +H.
> > BTW, in addition (chain-growth) polymerization only one off the pi bonds (of the double bond) is broken...right?
>
> Yes, or elsewise there would be no chain formed.But if we have an 'di-ene' alkene only one of the double bonds is broken in the polymerization? I should have stated my question better!
> > This holds true for EVERY addition polymer?
>
> Consider acetylene (triple bond).
>
> > Ace.
>
> LarAlso, we can say that every condensation polymer monomer MUST be di-functional?
Man, I prefer stereochemistry to this!
Thanks for the sites too, Larry.
Ace.
poster:ace
thread:272472
URL: http://www.dr-bob.org/babble/social/20031020/msgs/272515.html