No polymer has had a greater impact in the past 40 years than sodium polyacrylate, the main “ingredient” in modern disposable diapers! IN the Properties of a Superaborbent Polymer: Sodium Polyacrylate—ChemTopic™ Lab Activity, study sodium polyacrylate, which will absorb approximately 800 times its own weight in distilled water or 300 times its weight in tap water. Available as part of the Polymers—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.