| 发明名称 |
POLYAMIDE SEPARATION MEMBRANE HAVING FLUORENE SKELETON AND OXYGEN ENRICHMENT DEVICE UTILIZING SAME |
| 摘要 |
<p>A separation membrane consisting of a polyamide having a unit (I) or a mixing of polyamides having units (I) and (II) an (II') or a polyester having a unit (III) or (IV) and (IV') or a mixture of polyesters having units (III) and (IV) and (IV'): -HN-X-NH-Z1-(I) -(HN-X-NH-Z1)l-(II) -HN-X-NH-Z1')n-(II') -O-X-O-Z2-(III) -(O-X-O-Z2)r-(IV) -O-X-O-Z2')s-(IV') wherein X represents <IMAGE> where R represents H, CH3, or C2H5; Z1 and Z2 represent <IMAGE> Z1' represents -CO-(CH2)p-CO-, Z2' represents -CO-CH=CH-CO-, p is an integer of 4 to 8, n/l is 1.0 to 20, and r/s is 0.5 to 100.</p> |
| 申请公布号 |
GB2253212(A) |
申请公布日期 |
1992.09.02 |
| 申请号 |
GB19910022613 |
申请日期 |
1991.10.24 |
| 申请人 |
* NIPPON STEEL CORPORATION |
发明人 |
MASAO * SAKASHITA;TETSUO * SAKAMOTO;SHINGO * KAZAMA;YOSHIYUKI * HARADA;TAKERO * TERAMOTO;KAZUHIRO * WATANABE;BUNJI * SHIMOMURA;TSUTOMU * KANETA |
| 分类号 |
B01D63/02;B01D67/00;B01D69/08;B01D71/48;B01D71/56;C02F3/20;C08G63/193;C08G63/547;C08G69/26;C08G69/32;C08L67/03;C08L77/00;C12M1/12;C12M3/06 |
主分类号 |
B01D63/02 |
| 代理机构 |
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代理人 |
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