- Patent Title: Recycling of superabsorbent polymer with an extensional flow device
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Application No.: US17341479Application Date: 2021-06-08
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Publication No.: US11746210B2Publication Date: 2023-09-05
- Inventor: Dimitris Ioannis Collias , John Andrew McDaniel , Gary Wayne Gilbertson , Martin Ian James , Arsen Arsenov Simonyan
- Applicant: The Procter & Gamble Company
- Applicant Address: US OH Cincinnati
- Assignee: The Procter & Gamble Company
- Current Assignee: The Procter & Gamble Company
- Current Assignee Address: US OH Cincinnati
- Agent Kathleen Y. Carter
- Main IPC: C08J11/16
- IPC: C08J11/16 ; C08J11/14 ; C08F120/06
Abstract:
Poly(acrylic acid)-based superabsorbent polymer (SAP) in a feed stream is converted into poly(acrylic acid) (PAA) in an extensional flow device. The total energy used to degrade the SAP into PAA is less than about 50 MJ/kg SAP.
Public/Granted literature
- US20210388173A1 Recycling of Superabsorbent Polymer with an Extensional Flow Device Public/Granted day:2021-12-16
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