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:
Jun. 07, 2022
Filed:
Oct. 31, 2017
Applicant:
Novomer, Inc., Boston, MA (US);
Inventors:
Han Lee, Chicago, IL (US);
John B. Ruhl, Rochester, NY (US);
Robert E. Lapointe, Syracuse, NY (US);
Kyle Sherry, Somerville, MA (US);
Alexander Tseitlin, Acton, CA;
Sadesh H. Sookraj, Cambridge, MA (US);
Assignee:
Novomer, Inc., Rochester, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/08 (2006.01); C07C 51/09 (2006.01); C08G 63/78 (2006.01); A01C 1/06 (2006.01); A01N 25/34 (2006.01); B01J 20/26 (2006.01); A61L 15/24 (2006.01); B01D 3/14 (2006.01); B01J 19/00 (2006.01); B01J 19/06 (2006.01); B01J 19/24 (2006.01); B01J 20/30 (2006.01); C08G 81/02 (2006.01); C08G 63/91 (2006.01); C08F 120/06 (2006.01); C07C 51/44 (2006.01); C08F 220/06 (2006.01); C07D 305/12 (2006.01); C08G 63/83 (2006.01); A01C 21/00 (2006.01);
U.S. Cl.
CPC ...
B01J 20/264 (2013.01); A01C 1/06 (2013.01); A01N 25/34 (2013.01); A61L 15/24 (2013.01); B01D 3/14 (2013.01); B01J 19/0013 (2013.01); B01J 19/06 (2013.01); B01J 19/245 (2013.01); B01J 19/2465 (2013.01); B01J 20/3014 (2013.01); B01J 20/3078 (2013.01); B01J 20/3085 (2013.01); C07C 51/09 (2013.01); C07C 51/44 (2013.01); C07D 305/12 (2013.01); C08F 120/06 (2013.01); C08F 220/06 (2013.01); C08G 63/08 (2013.01); C08G 63/78 (2013.01); C08G 63/83 (2013.01); C08G 63/912 (2013.01); C08G 81/027 (2013.01); A01C 21/00 (2013.01); B01J 2219/00123 (2013.01);
Abstract
Provided herein are absorbent polymers produced from beta-propiolactone, and methods and systems of producing such polymers. The beta-propiolactone may be derived from ethylene oxide and carbon monoxide. The absorbent polymer may be bio-based and/or biodegradable. The absorbent polymers may be used for diapers, adult incontinence products, and feminine hygiene products, as well as for agricultural applications.