All these polymers are available for free when you find a manufacturer and ask for a small sample. Aldrich sells a lot of them too, usually at 10-20 times the usual market price (fuckers). Do not bother trying to synth them yourself, spend the time at google.com searching for manufacturers instead.
http://www.psrc.usm.edu/macrog/ionomer.htm (http://www.psrc.usm.edu/macrog/ionomer.htm)
I'm not fat just horizontally disproportionate.