发明名称 |
Porous membrane and preparation method thereof |
摘要 |
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. |
申请公布号 |
US8739978(B2) |
申请公布日期 |
2014.06.03 |
申请号 |
US200913059794 |
申请日期 |
2009.08.17 |
申请人 |
Kolon Industries Inc. |
发明人 |
Yoon Joon-Khee;Lee Moo-Seok |
分类号 |
B01D49/00;B01D71/36;B01D39/14;B01D67/00;B01D71/32;B01D69/02;D01F6/00 |
主分类号 |
B01D49/00 |
代理机构 |
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代理人 |
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主权项 |
1. A porous membrane comprising 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, wherein the porous membrane comprises polyvinylidene fluoride.
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地址 |
Kwacheon-Si KR |