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:
Aug. 13, 2019
Filed:
Apr. 26, 2013
Applicant:
Hanwha Aerospace Co.,ltd., Changwon-si, KR;
Inventors:
Assignee:
HANWHA AEROSPACE CO., LTD., Changwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); C25F 5/00 (2006.01); C01B 32/186 (2017.01); C01B 32/194 (2017.01);
U.S. Cl.
CPC ...
G03F 7/20 (2013.01); C01B 32/186 (2017.08); C01B 32/194 (2017.08); C25F 5/00 (2013.01); Y10T 156/10 (2015.01); Y10T 428/30 (2015.01);
Abstract
According to an aspect of the present invention, there is provided a method of manufacturing a graphene film, the method including: preparing a catalyst metal having at least a surface on which graphene is formed; forming a support layer on the graphene; and isolating the graphene and the support layer from the catalyst metal by dipping the catalyst metal in an electrolytic solution perpendicularly to a liquid surface of the electrolytic solution when a voltage is applied to the catalyst metal.