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:
Sep. 23, 2025
Filed:
May. 09, 2018
Korea Institute of Carbon Convergence Technology, Jeonju-si, KR;
Board of Regents, the University of Texas System, Austin, TX (US);
Min Hye Jung, Jeonju-si, KR;
Hyun Kyu Shin, Changwon-si, KR;
Kyu Soon Park, Jeollabuk-do, KR;
Duck Joo Yang, Flower Mound, TX (US);
Benjamin Batchelor, Dallas, TX (US);
Samsuddin Mahmood, Dallas, TX (US);
Korea Institute of Carbon Convergence Technology, Jeonju-si, KR;
Board of Regents, The University of Texas System, Austin, TX (US);
Abstract
The present disclosure relates to an improved method for preparing carbon fiber via modified stabilization and carbonization methods during a process of forming filaments of co-polymers comprising acrylonitrile (AN) and vinyl imidazole (VIM) by adding an additive during the during the extrusion process to decrease stabilization temperature, increase crosslinking during oxidation, or decrease the temperatures of carbonization.