| 发明名称 |
Process for the preparation of low-bleeding cation exchangers |
| 摘要 |
Strongly acid cation exchangers with improved properties are obtained if the sulphonation of the non-functionalized polymers is carried out at a high temperature and/or in the absence of oxygen.
|
| 申请公布号 |
US6646017(B1) |
申请公布日期 |
2003.11.11 |
| 申请号 |
US19970955125 |
申请日期 |
1997.10.21 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
KLIPPER REINHOLD MARIA;WAGNER RUDOLF;HALLE OLAF;RALL KLAUS;LUETJENS HOLGER |
| 分类号 |
B01J20/281;B01J31/10;B01J39/20;C08F8/36;(IPC1-7):C08F8/36 |
主分类号 |
B01J20/281 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
