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:
May. 09, 2017
Filed:
Jul. 31, 2015
Applicant:
Pall Corporation, Port Washington, NY (US);
Inventors:
Khaled Abdel-Hakim Helmy Aamer, Port Washington, NY (US);
Hassan Ait-Haddou, Melville, NY (US);
Marcin Stasiak, Port Washington, NY (US);
Amarnauth Singh, Selden, NY (US);
Assignee:
Pall Corporation, Port Washington, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/80 (2006.01); B01D 71/72 (2006.01); B01D 71/36 (2006.01); B01D 67/00 (2006.01);
U.S. Cl.
CPC ...
B01D 71/80 (2013.01); B01D 67/0093 (2013.01); B01D 71/36 (2013.01); B01D 71/72 (2013.01); B01D 2323/40 (2013.01); B01D 2325/24 (2013.01);
Abstract
Disclosed are hydrophilic porous PTFE membranes comprising PTFE and an amphiphilic copolymer, for example, a copolymer of the formula: wherein m and n are as described herein. Also disclosed are a method of preparing hydrophilic porous PTFE membranes and a method of filtering fluids through such membranes.