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:
Apr. 01, 2025
Filed:
Feb. 15, 2023
Applicant:
The Penn State Research Foundation, University Park, PA (US);
Inventors:
Jeffrey M. Catchmark, State College, PA (US);
Yuzhi Deng, University Park, PA (US);
Assignee:
The Penn State Research Foundation, University Park, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 15/28 (2006.01); A61L 15/42 (2006.01); B29C 44/34 (2006.01); B29C 48/00 (2019.01); B29K 401/00 (2006.01); B29L 31/00 (2006.01); C08J 9/00 (2006.01); C08L 3/02 (2006.01); C08L 5/08 (2006.01);
U.S. Cl.
CPC ...
A61L 15/28 (2013.01); A61L 15/425 (2013.01); B29C 44/3415 (2013.01); B29C 48/022 (2019.02); C08J 9/0061 (2013.01); C08L 3/02 (2013.01); C08L 5/08 (2013.01); B29K 2003/00 (2013.01); B29K 2401/00 (2013.01); B29L 2031/753 (2013.01); C08J 2207/10 (2013.01); C08J 2303/02 (2013.01); C08J 2405/08 (2013.01); C08L 2203/02 (2013.01); C08L 2203/14 (2013.01);
Abstract
A composite material is formed by combining an expandable polymer having a charge with another polymer having an opposite charge to produce. In particular, the composite material can be prepared by combining the polymers with a medium such as and water, and expanding the mixture using a treatment that expands the mixture to produce, for example, insoluble porous foam-like composite