| 发明名称 |
Coated ion exchange resins. |
| 摘要 |
<p>Sulfonic acid cationic exchange resin particles which have been treated to improve their coatability with up to about 20% by weight of a compound selected from hydroxypropylmethyl cellulose, hydroxypropyl cellulose, hydroxypropyl sorbitol, sorbitol, and polyvinylpyrrolidone.</p> |
| 申请公布号 |
EP0254811(A2) |
申请公布日期 |
1988.02.03 |
| 申请号 |
EP19870105503 |
申请日期 |
1987.04.14 |
| 申请人 |
PENNWALT CORPORATION |
发明人 |
RAGHUNATHAN, YEGNASWAMI;CHOW, SAN-LAUNG |
| 分类号 |
B01J39/16;A61K9/16;A61K9/50;A61K47/00;A61K47/30;A61K47/48;B01J39/20 |
主分类号 |
B01J39/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
