发明授权
- 专利标题: Hybrid ion exchange resins with improved properties
- 专利标题(中): 具有改进性能的混合离子交换树脂
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申请号: US856826申请日: 1977-12-02
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公开(公告)号: US4136067A公开(公告)日: 1979-01-23
- 发明人: Samuel F. Reed , James H. Barrett
- 申请人: Samuel F. Reed , James H. Barrett
- 申请人地址: PA Philadelphia
- 专利权人: Rohm and Haas Company
- 当前专利权人: Rohm and Haas Company
- 当前专利权人地址: PA Philadelphia
- 主分类号: B01J39/20
- IPC分类号: B01J39/20 ; B01J43/00 ; C08F8/12 ; C08F8/30 ; C08F8/32 ; B01J1/08
摘要:
Chloromethylated hybrid copolymers are base-functionalized with polyethyleneimines prior to conventional acid functionalization, to produce hybrid resins with markedly improved ion exchange properties.
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