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. 26, 2018

Filed:

Jan. 17, 2014
Applicant:

The United States of America As Represented BY the Administrator of the National Aeronautics and Space Administration, Washington, DC (US);

Inventors:

Ching-cheh Hung, Westlake, OH (US);

Janet B. Hurst, Columbia Station, OH (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B 21/064 (2006.01);
U.S. Cl.
CPC ...
C01B 21/064 (2013.01); C01B 21/0648 (2013.01);
Abstract

Methods that facilitate exfoliation of hexagonal boron nitride (hBN), exfoliated hBN, and associated intermediate products are disclosed. Such a method can include the acts of mixing a sample of hBN with an activation agent (e.g., NaF, etc.) and a selected set of chemicals (e.g., a metal chloride) and intercalating the set of chemicals into the hBN to obtain intercalated hBN. Additionally, such a method can include the acts of hydrating the set of chemicals (i.e., the intercalates), and converting the set of chemicals to a set of oxide nanoparticles when exfoliating the intercalated hBN. The exfoliated hBN can be washed (e.g., with HCl, etc.) to remove remaining nanoparticles.


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Hung, Ching-cheh. (2018). Methods for intercalating and exfoliating hexagonal boron nitride (U.S. Patent No. 10005668). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10005668

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