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:
Dec. 08, 2020
Filed:
Mar. 21, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Kyung Yeon Kang, Daejeon, KR;
Yelin Kim, Daejeon, KR;
Jihee Woo, Daejeon, KR;
Jung Keun Yoo, Daejeon, KR;
Dong Hyun Cho, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 32/158 (2017.01); B01J 23/84 (2006.01); C08J 5/00 (2006.01); C08K 3/04 (2006.01); C08K 7/22 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); C01B 32/162 (2017.01); C01B 32/17 (2017.01); D01F 9/127 (2006.01); B01J 23/847 (2006.01);
U.S. Cl.
CPC ...
B01J 23/84 (2013.01); B01J 23/847 (2013.01); C01B 32/158 (2017.08); C01B 32/162 (2017.08); C01B 32/17 (2017.08); C08J 5/00 (2013.01); C08K 3/04 (2013.01); C08K 7/22 (2013.01); D01F 9/127 (2013.01); H01M 4/62 (2013.01); H01M 10/0525 (2013.01); C01B 2202/22 (2013.01); C01B 2202/32 (2013.01);
Abstract
The carbon nanotubes according to the present invention can provide higher conductivity by allowing the BET and crystal size to satisfy the conditions expressed by formula 1 below, and consequently, can improve the conductivity of a carbon composite material containing the carbon nanotubes.×[Specific surface area of CNT (cm/g)]>80  [Formula 1]