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. 02, 2019
Filed:
Jun. 11, 2018
Applicant:
Korea Institute of Science and Technology, Seoul, KR;
Inventors:
Seung Min Kim, Hoengseong-gun, KR;
Hyeon Su Jeong, Hoengseong-gun, KR;
Jae Geun Lee, Hoengseong-gun, KR;
Dong Myeong Lee, Hoengseong-gun, KR;
Hun Su Lee, Hoengseong-gun, KR;
Young Kwan Kim, Hoengseong-gun, KR;
Jun Beom Park, Hoengseong-gun, KR;
Assignee:
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/12 (2006.01); C01B 32/17 (2017.01); C08K 3/04 (2006.01); C01B 32/162 (2017.01); B82Y 40/00 (2011.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
C01B 32/17 (2017.08); C08K 3/041 (2017.05); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01B 32/162 (2017.08); C01B 2202/34 (2013.01);
Abstract
Provided is a method for continuously manufacturing carbon nanotube fibers with high strength and high conductivity, which includes synthesizing carbon nanotube fibers by direct spinning; treating the carbon nanotube fibers with a strong acid while applying tension thereto; and washing the carbon nanotube fibers treated with the strong acid.