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:
Apr. 26, 2022

Filed:

Nov. 04, 2019
Applicant:

Georgia Tech Research Corporation, Atlanta, GA (US);

Inventors:

Baratunde Cola, Atlanta, GA (US);

Virendra Singh, Atlanta, GA (US);

Thomas L. Bougher, Atlanta, GA (US);

John H. Taphouse, Atlanta, GA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 (2006.01); H01L 23/373 (2006.01); H01L 23/42 (2006.01); C25D 7/00 (2006.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
H01L 23/3735 (2013.01); C25D 7/006 (2013.01); H01L 23/373 (2013.01); H01L 23/42 (2013.01); B82Y 30/00 (2013.01); H01L 2924/0002 (2013.01); Y10T 428/24 (2015.01); Y10T 428/30 (2015.01);
Abstract

Carbon nanotube (CNT) forests or sheets coated and/or bonded at room temperature with one or more coatings were measured to produce thermal resistances that are on par with conventional metallic solders. These results were achieved by reducing the high contact resistance at CNT tips and/or sidewalls, which has encumbered the development of high-performance thermal interface materials based on CNTs. Resistances as low as 4.9±0.3 mm-K/W were achieved for the entire polymer-coated CNT interface structure.


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