The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2022
Filed:
Aug. 21, 2020
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Dimitris Ioannis Collias, Mason, OH (US);
John Andrew McDaniel, West Chester, OH (US);
Gary Wayne Gilbertson, Liberty Township, OH (US);
Martin Ian James, Hamilton, OH (US);
Arsen Arsenov Simonyan, Schwalbach, DE;
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 11/16 (2006.01); C08L 33/02 (2006.01);
U.S. Cl.
CPC ...
C08J 11/16 (2013.01); C08L 33/02 (2013.01); C08J 2335/02 (2013.01);
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.