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:
Jan. 02, 2024

Filed:

Dec. 06, 2022
Applicant:

General Graphene Corporation, Knoxville, TN (US);

Inventors:

Vig Sherrill, Kingston, TN (US);

Mira Baraket, Oak Ridge, TN (US);

Richard Philpott, Cambridge, GB;

Assignee:

General Graphene Corporation, Knoxville, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/182 (2017.01); C23C 16/02 (2006.01); C23C 16/26 (2006.01); C01B 32/186 (2017.01); C01B 32/184 (2017.01); B01J 19/24 (2006.01); C01B 32/05 (2017.01); B01J 19/18 (2006.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
C01B 32/182 (2017.08); B01J 19/18 (2013.01); B01J 19/245 (2013.01); C01B 32/05 (2017.08); C01B 32/184 (2017.08); C01B 32/186 (2017.08); C23C 16/0209 (2013.01); C23C 16/26 (2013.01); B82Y 40/00 (2013.01); C01B 2204/02 (2013.01);
Abstract

Systems and method for producing graphene on a substrate are described. Certain types of exemplar systems include lateral arrangements of a substrate gas scavenging environment and an annealing environment. Certain other types of exemplar systems include lateral arrangements of a graphene producing environment and a cooling environment, which cools the graphene produced on the substrate. Yet other types of exemplar systems include lateral arrangements of a localized annealing environment, localized graphene producing environment and a localized cooling environment inside the same enclosure. Certain type of exemplar methods for producing graphene on a substrate include scavenging a first portion of the substrate and preferably, contemporaneously annealing a second portion of the substrate. Certain other type of exemplar methods for producing graphene include novel annealing techniques and/or implementing temperature profiles and gas flow rate profiles that vary as a function of lateral distance and/or cooling graphene after producing it.


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