The Procter & Gamble Company
Recycling of superabsorbent polymer via UV irradiation in flow system
Last updated:
Abstract:
Poly(acrylic acid)-based superabsorbent polymer (SAP) in a feed stream is converted with UV irradiation into poly(acrylic acid) (PAA) in a flow system. The UV total energy used to convert SAP into PAA is less than about 50 MJ/kg SAP.
Status:
Grant
Type:
Utility
Filling date:
23 Aug 2019
Issue date:
26 Oct 2021