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:
Feb. 18, 2020

Filed:

May. 17, 2017
Applicants:

Tsinghua University, Beijing, CN;

Hon Han Precision Industry Co., Ltd., New Taipei, TW;

Inventors:

Jiang-Tao Wang, Beijing, CN;

Wei Zhao, Beijing, CN;

Peng Liu, Beijing, CN;

Yang Wei, Beijing, CN;

Kai-Li Jiang, Beijing, CN;

Shou-Shan Fan, Beijing, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/127 (2006.01); C01B 32/16 (2017.01); C01B 32/168 (2017.01); C01B 32/205 (2017.01); C01B 32/186 (2017.01); C01B 32/20 (2017.01); B01J 19/08 (2006.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
D01F 9/1272 (2013.01); B01J 19/087 (2013.01); C01B 32/16 (2017.08); C01B 32/168 (2017.08); C01B 32/186 (2017.08); C01B 32/20 (2017.08); C01B 32/205 (2017.08); D01F 9/127 (2013.01); D01F 9/1273 (2013.01); D01F 9/1275 (2013.01); D01F 9/1277 (2013.01); B01J 2219/0803 (2013.01); B01J 2219/0886 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01B 2202/08 (2013.01); Y10S 977/742 (2013.01); Y10S 977/847 (2013.01); Y10S 977/961 (2013.01);
Abstract

A method for making carbon fiber film includes growing a carbon nanotube array on a surface of a growth substrate. A carbon nanotube film is pulled out from the carbon nanotube array, and pass through a reaction room. A negative voltage is applied to the carbon nanotube film. A carrier gas and a carbon source gas are supplied to the reaction room to form graphite sheets on the carbon nanotube film.


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