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:
Jul. 09, 2019
Filed:
Sep. 18, 2017
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Jane Ellen Godlewski, Loveland, OH (US);
Janette Villalobos Lingoes, Cincinnati, OH (US);
Dimitris Ioannis Collias, Mason, OH (US);
Axel Meyer, Frankfurt am Main, DE;
Peter Dziezok, Hochheim, DE;
Juan Esteban Velasquez, Cincinnati, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 20/06 (2006.01); B01J 20/26 (2006.01); A61L 15/60 (2006.01); C08F 220/06 (2006.01); C08L 33/02 (2006.01); A61L 15/24 (2006.01);
U.S. Cl.
CPC ...
C08F 20/06 (2013.01); A61L 15/24 (2013.01); A61L 15/60 (2013.01); B01J 20/261 (2013.01); C08F 220/06 (2013.01); C08L 33/02 (2013.01); Y10T 428/31855 (2015.04);
Abstract
Bio-based glacial acrylic acid, produced from hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof and having impurities of hydroxypropionic acid, hydroxypropionic acid derivatives, or mixtures thereof, is polymerized to poly(acrylic acid) or superabsorbent polymer using the same processes as petroleum-derived glacial acrylic acid.