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:
Jan. 09, 2024
Filed:
Apr. 12, 2021
Applicant:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Inventors:
Xiaolei Shi, Ames, IA (US);
Hantang Qin, Ames, IA (US);
Assignee:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 101/28 (2006.01); B33Y 70/00 (2020.01); B29C 64/40 (2017.01); B29C 64/118 (2017.01); B29K 1/00 (2006.01);
U.S. Cl.
CPC ...
C09D 101/284 (2013.01); B29C 64/118 (2017.08); B29C 64/40 (2017.08); B33Y 70/00 (2014.12); B29K 2001/08 (2013.01); B29K 2995/006 (2013.01); B29K 2995/0062 (2013.01);
Abstract
The present disclosure relates to support structures for three dimensional (3D) printing, methods of preparing the support structures, and methods of using the support structures. In particular, the support structures comprise a hydrogel comprised of a cellulose derivative. Preferably, the support structures are biodegradable and easily removed without generating toxic waste.