Invention Grant
- Patent Title: Porous membrane and preparation method thereof
- Patent Title (中): 多孔膜及其制备方法
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Application No.: US13059794Application Date: 2009-08-17
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Publication No.: US08739978B2Publication Date: 2014-06-03
- Inventor: Joon-Khee Yoon , Moo-Seok Lee
- Applicant: Joon-Khee Yoon , Moo-Seok Lee
- Applicant Address: KR Kwacheon-Si
- Assignee: Kolon Industries Inc.
- Current Assignee: Kolon Industries Inc.
- Current Assignee Address: KR Kwacheon-Si
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2008-0081530 20080820
- International Application: PCT/KR2009/004579 WO 20090817
- International Announcement: WO2010/021474 WO 20100225
- Main IPC: B01D49/00
- IPC: B01D49/00 ; B01D71/36 ; B01D39/14 ; B01D67/00 ; B01D71/32 ; B01D69/02 ; D01F6/00
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.
Public/Granted literature
- US20110155659A1 POROUS MEMBRANE AND PREPARATION METHOD THEREOF Public/Granted day:2011-06-30
Information query
