| http://www.w3.org/ns/prov#value | - Another preferred superabsorbent precursor material is a linear neutralized polyacrylic acid. ???Linear??? means the polyacrylic acid precursor is substantially unbranched in structure. ???Neutralized??? means that the carboxyl acid groups of the precursor molecule are neutralized to their salt equivalents using a base such as sodium hydroxide, sodium carbonate, or other hydroxide.
|
