How to make at home Sodium Polyacrylate ?

How to make at home Sodium Polyacrylate ?

You probably do not want to try synthesizing polyacrylate from acrylic acid at home. Extracting it from diapers could get expensive (not to mention wasteful).

But it can be purchased quite cheaply from Ebay or other online merchants.
http://shop.ebay.com/?_nkw=polyacrylate