Preparation and properties of oil palm empty fruit bunch grafted polyacrylic acid hydrogels for slow release fertilizer application

Oil Palm Empty Fruit Bunch-grafted-Polyacrylic Acid (OPEFB-g-PAA) hydrogel was synthesized via solution copolymerization initiated by Ammonium Persulfate (APS) and N,N’-Methylenebisacrylamide (MBA) as crosslinker. Acrylic Acid has been partially neutralized with Sodium Hydroxide (NaOH) beforehand an...