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:
Mar. 30, 2021

Filed:

Dec. 27, 2018
Applicant:

City University of Hong Kong, Hong Kong, HK;

Inventors:

Zuankai Wang, Hong Kong, HK;

Yahua Liu, Hong Kong, HK;

Assignee:

CITY UNIVERSITY OF HONG KONG, Kowloon Tong, HK;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F 1/14 (2006.01); B08B 17/06 (2006.01); C23F 1/34 (2006.01); C09D 5/16 (2006.01); C23G 1/10 (2006.01); B82Y 40/00 (2011.01); B82Y 30/00 (2011.01); B23H 7/02 (2006.01); C09D 7/65 (2018.01); B05D 5/08 (2006.01); B23H 9/18 (2006.01);
U.S. Cl.
CPC ...
C23F 1/14 (2013.01); B08B 17/065 (2013.01); C09D 5/1681 (2013.01); C23F 1/34 (2013.01); C23G 1/10 (2013.01); B05D 5/083 (2013.01); B23H 7/02 (2013.01); B23H 9/18 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C09D 7/65 (2018.01); C23C 2222/20 (2013.01);
Abstract

The present invention is concerned with a superhydrophobic surface arrangement, an article having the same and a method of making same. The arrangement is configured for generating, upon contact by water droplets, pancaking bouncing and reducing liquid contact time. The arrangement has an array of posts residing on a surface and extending from the surface, said posts having an elongate configuration with a base portion at one end and an upper portion at an opposite end. By way of the configuration of the posts and the Weber number the surface arrangement in use pancake bouncing of liquid droplets and reduction of contact time of the liquid droplets are effected.


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