Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Joon-Khee Yoon0
Moo-Seok Lee0
Date of Patent
June 3, 2014
0Patent Application Number
130597940
Date Filed
August 17, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Disclosed is a porous membrane with high tensile strength, good elongation at break, and good water permeability, and a method for manufacturing the same. The porous membrane comprises a bead structure including plural spherical crystallites, wherein macro voids isolated from one another with the plural spherical crystallites are formed in an outer surface side of the porous membrane.
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