| 发明名称 |
Improved chelating resins |
| 摘要 |
<p>The present invention is concerned with improved chelating resins. More particularly, the present invention is concerned with macroporous, aminoalkylphosphonic or iminodiacetic acid chelating resins having improved stability and capacity in the removal of cations (e.g. calcium, magnesium, barium and strontium) from brines and in the removal of metals (e.g. nickel, copper and zinc) from waste streams.</p> |
| 申请公布号 |
EP0874004(A1) |
申请公布日期 |
1998.10.28 |
| 申请号 |
EP19980302939 |
申请日期 |
1998.04.16 |
| 申请人 |
ROHM AND HAAS COMPANY |
发明人 |
HAWECKER, JEANNOT LUCIEN;FRANC, JACQUES;SUROWIEC, JOANNA |
| 分类号 |
B01J45/00;C02F1/42;C02F5/00;C08F6/24;C08F8/00;C08F8/36;C08F212/08;(IPC1-7):C08F8/40;C08F8/12 |
主分类号 |
B01J45/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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