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:
Feb. 25, 2025
Filed:
Dec. 14, 2021
Saudi Arabian Oil Company, Dhahran, SA;
William Marsh Rice University, Houston, TX (US);
Hasmukh A. Patel, Katy, TX (US);
Ali Zein Khater, Houston, TX (US);
Peter Boul, Houston, TX (US);
Pulickel M. Ajayan, Houston, TX (US);
Muhammad M. Rahman, Houston, TX (US);
William Marsh Rice University, Houston, TX (US);
Saudi Arabian Oil Company, Dhahran, SA;
Abstract
This document relates to epoxy compositions containing a sliding-ring polymer (polyrotaxane) additive and a thermally-curable epoxy resin. The epoxy compositions exhibit increased flexural toughness and impact resistance as compared to the same epoxy composition that does not contain the additive. This document also relates to 3D-printed epoxy compositions containing a sliding-ring polymer (polyrotaxane) additive and a thermally-curable epoxy resin.