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:
Oct. 19, 2021
Filed:
Oct. 16, 2019
Applicant:
National Taipei University of Technology, Taipei, TW;
Inventors:
Assignee:
NATIONAL TAIPEI UNIVERSITY OF TECHNOLOGY, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/887 (2020.01); C08L 33/12 (2006.01); A61C 5/77 (2017.01); A61K 6/60 (2020.01); C08K 5/11 (2006.01); C08K 5/00 (2006.01); C08K 5/14 (2006.01);
U.S. Cl.
CPC ...
A61K 6/887 (2020.01); A61C 5/77 (2017.02); A61K 6/60 (2020.01); C08L 33/12 (2013.01); C08K 5/0016 (2013.01); C08K 5/11 (2013.01); C08K 5/14 (2013.01);
Abstract
The present invention is directed to a composition of temporary crown materials, comprising a powder reagent and a liquid reagent; wherein the powder reagent comprises PMMA and an initiator, and the liquid reagent comprises MMA, a catalyst, and a plasticizer; wherein the plasticizer is a citrate ester compound. The composition of temporary crown materials of the present invention has high hardness, high toughness, high flexural strength and excellent biocompatibility.