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.
Patent No.:
Date of Patent:
Nov. 27, 2018
Filed:
Dec. 08, 2014
Applicant:
Nano and Advanced Materials Institute Limited, Shatin, New Territories, Hong Kong, CN;
Inventors:
Ho Wang Tong, Hong Kong, CN;
Sau Kuen Connie Kwok, Hong Kong, CN;
Assignee:
Nano and Advanced Materials Institute Ltd., Hong Kong, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); B01D 39/16 (2006.01); B01D 46/54 (2006.01); B29C 47/06 (2006.01); B29C 65/08 (2006.01); B29C 65/56 (2006.01); D01D 1/02 (2006.01); D01D 5/00 (2006.01); B29C 65/72 (2006.01); B29K 1/00 (2006.01); B29L 31/14 (2006.01); B29K 23/00 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0001 (2013.01); B01D 39/1623 (2013.01); B01D 46/0023 (2013.01); B01D 46/0028 (2013.01); B01D 46/0032 (2013.01); B01D 46/546 (2013.01); B29C 47/06 (2013.01); B29C 65/08 (2013.01); B29C 65/565 (2013.01); B29C 65/72 (2013.01); D01D 1/02 (2013.01); D01D 5/003 (2013.01); D01D 5/0076 (2013.01); B01D 2239/025 (2013.01); B01D 2239/0435 (2013.01); B01D 2239/0442 (2013.01); B01D 2239/064 (2013.01); B01D 2239/065 (2013.01); B01D 2239/0631 (2013.01); B01D 2239/0645 (2013.01); B01D 2239/0654 (2013.01); B01D 2239/0672 (2013.01); B01D 2239/1233 (2013.01); B29K 2001/00 (2013.01); B29K 2001/12 (2013.01); B29K 2023/10 (2013.01); B29L 2031/14 (2013.01);
Abstract
A filtration barrier comprises at least one barrier layer which includes polymeric nanofibers interlaced with microfibers, and at least one substrate layer which includes polymeric microfibers. The filtration barrier can be made by electrospinning process.