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.

Date of Patent:
Jun. 13, 2023

Filed:

Aug. 29, 2019
Applicants:

Sumitomo Electric Industries, Ltd., Osaka, JP;

University of Tsukuba, Tsukuba, JP;

Inventors:

Toshihiko Fujimori, Osaka, JP;

Takeshi Hikata, Osaka, JP;

Soichiro Okubo, Osaka, JP;

Jun-ichi Fujita, Tsukuba, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/168 (2017.01); H01B 1/04 (2006.01); H01B 13/00 (2006.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
C01B 32/168 (2017.08); H01B 1/04 (2013.01); H01B 13/0016 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01B 2202/22 (2013.01); C01B 2202/36 (2013.01); C01P 2002/82 (2013.01); C01P 2004/02 (2013.01);
Abstract

A carbon nanotube composite assembled wire is a carbon nanotube composite assembled wire including a plurality of carbon nanotube composites, each of the plurality of carbon nanotube composites including one carbon nanotube and an amorphous carbon-containing layer that coats the carbon nanotube, the carbon nanotube having a D/G ratio of 0.1 or less, the D/G ratio being a ratio of a peak intensity of a D band to a peak intensity of a G band in Raman spectroscopic analysis with a wavelength of 532 nm, each of the plurality of carbon nanotube composites being fibrous and having a diameter of 0.1 μm or more and 50 μm or less, the plurality of carbon nanotube composites being oriented in a longitudinal direction of the carbon nanotube composite assembled wire.


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