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公开(公告)号:US20070026219A1
公开(公告)日:2007-02-01
申请号:US10554980
申请日:2004-06-08
申请人: Rebecca Petersen , Markus Hollas , Hans Beer , Manfred Bobbert
发明人: Rebecca Petersen , Markus Hollas , Hans Beer , Manfred Bobbert
CPC分类号: B01D71/16 , B01D67/0011 , B01D67/0013 , B01D69/02 , B01D69/10 , B01D71/10 , B01D71/14 , B01D2323/12 , B01D2325/02 , B01D2325/022 , Y10T428/249953 , Y10T428/249978 , Y10T428/249981
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.
摘要翻译: 公开了一种纤维素微孔过滤膜,其具有在两个保护层之间具有多孔海绵型中间层的上部和下部多孔保护层,其中海绵型结构由具有不同孔径的两个各向同性区域组成。
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公开(公告)号:US07381330B2
公开(公告)日:2008-06-03
申请号:US10554980
申请日:2004-06-08
申请人: Rebecca Petersen , Markus Hollas , Hans Beer , Manfred Bobbert
发明人: Rebecca Petersen , Markus Hollas , Hans Beer , Manfred Bobbert
IPC分类号: B01D71/16
CPC分类号: B01D71/16 , B01D67/0011 , B01D67/0013 , B01D69/02 , B01D69/10 , B01D71/10 , B01D71/14 , B01D2323/12 , B01D2325/02 , B01D2325/022 , Y10T428/249953 , Y10T428/249978 , Y10T428/249981
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.
摘要翻译: 公开了一种纤维素微孔过滤膜,其具有在两个保护层之间具有多孔海绵型中间层的上部和下部多孔保护层,其中海绵型结构由具有不同孔径的两个各向同性区域组成。
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