发明名称 |
SEPARATION MEMBRANE FOR BLOOD TREATMENT AND BLOOD TREATMENT DEVICE HAVING SAME MEMBRANE INCORPORATED THEREIN |
摘要 |
<p>An object of the present invention is to provide a separation membrane for blood treatment excellent in blood compatibility and reduced in elution of nitric acid ion from an inner surface even if radiation sterilization is applied in a dry state and to provide a blood treatment device having the membrane incorporated therein. The present invention provides a separation membrane for blood treatment containing at least a polysulfone resin and polyvinylpyrrolidone, wherein a proportion of intermediate water present in water in a functional separation surface of the separation membrane is 40% or more at the time when the content of water reaches a saturation point by impregnating a dry-state separation membrane with water, a water content of the separation membrane is 10% or less, and the separation membrane is subjected to radiation sterilization.</p> |
申请公布号 |
EP2859904(A4) |
申请公布日期 |
2015.07.22 |
申请号 |
EP20130804236 |
申请日期 |
2013.06.11 |
申请人 |
ASAHI KASEI MEDICAL CO., LTD. |
发明人 |
ICHI, TAKAHIRO;KOIZUMI, TOSHINORI;HATTORI, MAKIKO;SAKABE, TERUMI |
分类号 |
A61M1/18;A61K35/14;A61P7/08;B01D69/02;B01D69/08;B01D69/12;B01D71/08;B01D71/38;B01D71/44;B01D71/68;D01D5/24 |
主分类号 |
A61M1/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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