| 发明名称 |
Cellulose-based microporous membrane |
| 摘要 |
There is disclosed a cellulosic microporous filtration membrane with upper and lower porous protective layers with a porous sponge-type intermediate layer between the two protective layers, wherein the sponge-type structure consists of two isotropic regions having different pore sizes.
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| 申请公布号 |
US2007026219(A1) |
申请公布日期 |
2007.02.01 |
| 申请号 |
US20050554980 |
申请日期 |
2005.10.31 |
| 申请人 |
SARTORIUS AG |
发明人 |
PETERSEN REBECCA;HOLLAS MARKUS;BEER HANS;BOBBERT MANFRED |
| 分类号 |
B29C67/20;B01D67/00;B01D69/00;B01D69/02;B01D69/10;B01D71/10;B01D71/12;B01D71/14;B01D71/16;B01D71/20;B32B3/00;B32B3/26;C08L1/00;C08L1/08;C08L1/12;C08L3/00 |
主分类号 |
B29C67/20 |
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