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:
Sep. 26, 2017
Filed:
Apr. 25, 2012
Jian HU, Guangzhou, CN;
Yun Liang, Guangzhou, CN;
Yi Wang, Guangzhou, CN;
Jingshan Zeng, Guangzhou, CN;
Jian Hu, Guangzhou, CN;
Yun Liang, Guangzhou, CN;
Yi Wang, Guangzhou, CN;
Jingshan Zeng, Guangzhou, CN;
Fibrway Materials Science & Technology Development Co., Ltd., Guangdong, CN;
Abstract
Provided are a self-cleaning air filtering material and a preparation method therefor. The air filtering material comprises: a submicron fiber layer () at an inflow surface for surface filtration, a supporting area () for supporting and a mixed area () between the submicron fiber layer () and the supporting area (), wherein the mixed area () is formed by contacting and mixing part of the fibers in the submicron fiber layer () and the supporting area () with each other during the one-step formation of the submicron fiber layer () and the supporting area () by passing through a double-layer headbox.