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:
Sep. 16, 2014

Filed:

Apr. 22, 2010
Applicants:

Masayoshi Kitada, Saitama, JP;

Todd Fitz, Torrance, CA (US);

Andrew Tye Hunt, Atlanta, GA (US);

Yongdong Jiang, Norcross, GA (US);

Jeanne Yadlyne Smalley, Riverdale, GA (US);

Marvis White, Atlanta, GA (US);

Inventors:

Masayoshi Kitada, Saitama, JP;

Todd Fitz, Torrance, CA (US);

Andrew Tye Hunt, Atlanta, GA (US);

Yongdong Jiang, Norcross, GA (US);

Jeanne Yadlyne Smalley, Riverdale, GA (US);

Marvis White, Atlanta, GA (US);

Assignees:

nGIMAT, Co., Atlanta, GA (US);

Honda Motor Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 1/12 (2006.01); C23C 4/12 (2006.01); C23C 24/04 (2006.01); B32B 33/00 (2006.01);
U.S. Cl.
CPC ...
B32B 33/00 (2013.01); B32B 2307/73 (2013.01); C23C 4/124 (2013.01); C23C 24/04 (2013.01); B32B 2307/728 (2013.01); B32B 2307/554 (2013.01);
Abstract

The process of the present invention significantly increases the durability of superhydrophobic surfaces, while retaining similar optical properties to those of the original surface. The process uses velocity and heat to take freshly formed nano- and ultrafine particles and can partially embed and chemically bond them to the substrate, creating a strongly bonded nano-to-submicron textured surface. This nanotextured surface can then be modified to have desirable surface properties; for example, it can be hydrophobic, oliophobic, or hydrophilic. The high points of the coating made with this process protect the remainder of the surface from abrasion, thus greatly increasing product life in many uses. In preferred embodiments, the process is used to coat transportation vehicle windshields.


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